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ASRock B860 Challenger WiFi vs MSI MAG Z890 TOMAHAWK WIFI

A

Product A: ASRock

B860 Challenger WiFi

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B

Product B: MSI

MAG Z890 TOMAHAWK WIFI

67 of 78 known

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Only differences

AASRock B860 Challenger WiFi

BMSI MAG Z890 TOMAHAWK WIFI

General

3 of 9 differ

Series

Challenger1Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Manual title: B860 Challenger WiFi. Challenger is the ASRock line in the name.

MAG1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Cover: MAG Series Motherboard.

Model numbersiMaker identifiers for this exact model and its listed variants. Excludes sibling models and other generations.

B860 Challenger WiFi, 90-MXBUC0-A0UAYZ1Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Manual title and specification chapter: B860 Challenger WiFi. The part number 90-MXBUC0-A0UAYZ is from Geizhals and PCPartPicker. The White edition has its own part number and is a separate model.3Retailer page25n.de/ASRock-B860-Challenger-WiFi-1851-ATX-HDMI-USB-C-DDR/25N36624Read 15 October 2026Manufacturer part number 90-MXBUC0-A0UAYZ.4Spec databasegeizhals.de/asrock-b860-challenger-wifi-90-mxbuc0-a0uayz-a3751620.htmlRead 15 October 2026Manufacturer part number 90-MXBUC0-A0UAYZ.6Spec databasepcpartpicker.com/product/BKDnTW/asrock-b860-challenger-wifi-atx-lga1851-motherboard-b860-challenger-wifiRead 15 October 2026Part numbers: B860 Challenger WiFi and 90-MXBUC0-A0UAYZ.

MAG Z890 TOMAHAWK WIFI, 7E32-001R, 911-7E32-0031Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Cover and specifications chapter name the board MAG Z890 TOMAHAWK WIFI. The part number 7E32-001R is on OX.ee and BuildCores. The MAG Z890 TOMAHAWK WIFI II is a separate model.6Retailer pageox.ee/en/product/2813300Read 15 October 2026Product code 7E32-001R. BuildCores lists 7E32-001R and 911-7E32-003 as part numbers.7Spec databasebuildcores.com/products/Motherboard/as01m4vvk/MSI-MAG-Z890-TOMAHAWK-WIFIRead 15 October 2026Part numbers: MAG Z890 TOMAHAWK WIFI, 7E32-001R and 911-7E32-003. A search excerpt of a Brazilian shop title also gives 911-7E32-003.

GTIN / EAN

47115814941903Retailer page25n.de/ASRock-B860-Challenger-WiFi-1851-ATX-HDMI-USB-C-DDR/25N36624Read 15 October 2026EAN 4711581494190, manufacturer part number 90-MXBUC0-A0UAYZ. A search result for a French retailer lists the same EAN. The White edition has a different EAN.

4711377259712, 8241423822266Retailer pageox.ee/en/product/2813300Read 15 October 2026EAN 4711377259712 with product code 7E32-001R. BuildCores lists the same EAN. A German shop lists another EAN, 4711377004169, for 7E32-001R, which looks like a shop error and is not stored.7Spec databasebuildcores.com/products/Motherboard/as01m4vvk/MSI-MAG-Z890-TOMAHAWK-WIFIRead 15 October 2026UPC 824142382226 and EAN 4711377259712. The UPC is stored without the leading zero of the 13-digit form.

AnnouncediThe maker's first announcement of this model. This is separate from first retail availability.

Not available

Not available

Status

Available4Spec databasegeizhals.de/asrock-b860-challenger-wifi-90-mxbuc0-a0uayz-a3751620.htmlRead 15 October 2026Listed with offers from many shops on 2026-10-15.

Available7Spec databasebuildcores.com/products/Motherboard/as01m4vvk/MSI-MAG-Z890-TOMAHAWK-WIFIRead 15 October 2026Shows in-stock listings at Amazon, Walmart, Newegg and iBUYPOWER on 2026-10-15.

PredecessoriThe model this one directly replaced, in the same line, tier and size, as the maker or a trusted review names it.

Not available

Not available

SuccessoriThe model that directly replaced this one, in the same line, tier and size. A revision such as a Slim or OLED model does not count when a next generation exists.

Not available

MSI MAG Z890 TOMAHAWK WIFI II8Reviewthefpsreview.com/2026/06/29/msi-mag-z890-tomahawk-wifi-ii-motherboard-reviewRead 15 October 2026The review compares the II with the original MAG Z890 TOMAHAWK WIFI and calls the II the revised board with a new Wi-Fi module. MSI's own statement that the II replaces the original was not read.11Reviewtomshardware.com/pc-components/motherboards/msi-mag-z890-tomahawk-wifi-ii-motherboard-reviewRead 23 October 2026Tom's Hardware calls the MAG Z890 Tomahawk Wifi II a streamlined revision of the original MAG Z890 Tomahawk.

Launch price (US)iThe maker's US launch MSRP for the stated configuration, excluding tax. Current store prices and later discounts do not qualify.

Not available

$299.994Reviewtech4gamers.com/msi-mag-z890-tomahawk-wifi-reviewRead 15 October 2026Spec table: MSRP $299.99 USD, in a review of 2024-11-04 that calls the board a $299 motherboard. US price, excl. sales tax. It is a reviewer's statement, not MSI's. SHI lists an MSRP of $259.99 later, so the price may have been cut after launch.

Launch price (EU)iThe maker's euro launch price for the stated configuration, including VAT as published. Current store prices and later discounts do not qualify.

Not available

Not available

MarketsiISO country or region codes where this exact model or variant is sold. A source page's language does not establish availability.

Not available

Not available

ColoursiThe maker's own colour names

Not available

Not available

SegmentiThe maker's own product category, e.g. ASUS ProArt is Creator. It is not assigned from price or features. Maker lines that are not gaming, creator or workstation lines, such as ASUS PRIME, MSI PRO and ASRock Pro, are mainstream.

Mainstream4Spec databasegeizhals.de/asrock-b860-challenger-wifi-90-mxbuc0-a0uayz-a3751620.htmlRead 15 October 2026Segment: Mainstream. ASRock Challenger is a budget line and not a Phantom Gaming, creator or workstation line.

Gaming8Reviewthefpsreview.com/2026/06/29/msi-mag-z890-tomahawk-wifi-ii-motherboard-reviewRead 15 October 2026Review of the II board: the MAG (MSI Arsenal Gaming) tier is the entry level for enthusiast gaming from MSI, and the TOMAHAWK line is a solid, no frills gaming platform.

Board revisioniThe maker's revision name, e.g. rev. 1.1, for variant rows of revisions that keep the board's name and model number. Leave it out when the maker names no revision.

Not available

Not available

Platform

2 of 4 differ

CPU socketiSocket name without spaces, e.g. AM5 or LGA1851.

LGA18511Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026

LGA18511Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026

ChipsetiChipset with its brand and without the word chipset, e.g. AMD B850, AMD X870E or Intel Z890. Same form as desktop PCs and as compatible chipsets on CPUs.

Intel B8601Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026

Intel Z8901Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026

Supported processorsiProcessor series the maker lists for the board, one item per series in the chip maker's name. BIOS updates can add series later.

Intel Core Ultra (Series 2)1Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Section 1.2: supports Intel Core Ultra Processors (Series 2) (LGA1851). The manual points to ASRock's website for the CPU support list. Read on 2026-10-15.

Intel Core Ultra (Series 2)1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Specifications chapter, page 16: Intel Core Ultra Processors (Series 2). The manual refers to msi.com for newer processors. Read on 2026-10-15.

CPU overclockingiThe board allows multiplier overclocking of an unlocked CPU. Memory overclocking alone does not count.

No7Press articlepugetsystems.com/labs/articles/z890-vs-b860-vs-h810Read 15 October 2026The article says Z890 supports CPU core and base clock overclocking and the B860 chipset only supports memory overclocking.

Yes1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Special Features list: Core Boost and Memory Boost. The specifications say it supports memory overclocking. Intel's Z890 chipset page lists Supports Overclocking: IA, BCLK, Memory.9Maker product pageintel.com/content/www/us/en/products/sku/237777/intel-z890-chipset/specifications.htmlRead 15 October 2026Intel's Z890 chipset page lists Supports Overclocking: IA, BCLK, Memory. This is the chip maker's page, not the board maker's.

Board

1 of 5 differ

Form factoriThe maker's stated board standard. Other covers sizes such as XL-ATX or Mini-DTX.

ATX1Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Section 1.2 and the package contents: ATX Form Factor. The manual gives no millimetre size.

ATX1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 19: ATX Form Factor.

Board dimensionsiSize of the board itself. Height runs along the rear I/O edge, as the board stands in a tower case. ATX is 244 mm wide and 305 mm high. Micro ATX is 244 mm high and up to 244 mm wide. A size with a cover that reaches past the board, as NZXT prints, is not used when the maker also states the board size.

Width244Height305mm(9.6 × 12 in)3Retailer page25n.de/ASRock-B860-Challenger-WiFi-1851-ATX-HDMI-USB-C-DDR/25N36624Read 15 October 2026The spec table lists width 30.5 cm and depth 24.4 cm, which is the ATX size of 244 mm by 305 mm. The retailer's general information block lists other sizes, which are packaging. ATX is stored as 244 by 305.

Width244Height305mm(9.6 × 12 in)1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 19: 9.6 in. x 12 in. (244 mm x 305 mm).2Retailer pagecomx-computers.co.za/MAG-Z890-TOMAHAWK-WIFI-specifications-311064.htmRead 15 October 2026243.84 mm x 304.8 mm, which is the exact conversion of 9.6 in x 12 in.

PCB layersiCopper layers in the circuit board as published.

Not available

62Retailer pagecomx-computers.co.za/MAG-Z890-TOMAHAWK-WIFI-specifications-311064.htmRead 15 October 2026MSI text copied by the shop: 6-layer server-grade PCB with 2oz thickened copper.4Reviewtech4gamers.com/msi-mag-z890-tomahawk-wifi-reviewRead 15 October 20266-layer NPG-170D server-grade PCB with 2oz thickened copper.

Back-connect designiPower, fan and front-panel connectors sit on the back of the board to hide the cables, e.g. ASUS BTF, MSI Project Zero or GIGABYTE Stealth. It needs a case made for it.

No1Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026The section 1.3 layout and 2.12 connector pages show the usual front-side connectors. PCPartPicker also says no back-connect connectors.6Spec databasepcpartpicker.com/product/BKDnTW/asrock-b860-challenger-wifi-atx-lga1851-motherboard-b860-challenger-wifiRead 15 October 2026Back-Connect Connectors: No.

No1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026The component overview on page 28 shows the usual front-side power, fan and USB connectors. It is not a back-connect board.

RGB lighting on the boardiLEDs on the board itself. Headers for external lighting are counted under Internal connectors. True only when the maker's spec or feature list names lighting on the board. A single small LED that a reviewer sees does not count.

No1Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026The section 1.2 connector list has only the RGB and addressable LED headers. No on-board lighting is named.

No4Reviewtech4gamers.com/msi-mag-z890-tomahawk-wifi-reviewRead 15 October 2026There is no RGB on show. The board has RGB headers only. Profesional Review also says it has no integrated lighting.5Reviewprofesionalreview.com/2025/01/19/msi-mag-z890-tomahawk-wifi-review/ampRead 15 October 2026No integrated lighting, apart from the headers for LED strips.

Power delivery

5 of 6 differ

Power stage layoutiAs the maker publishes it, e.g. 18+2+2. The first number is the CPU core (Vcore) rail. Makers group the other rails differently, so compare the first number. Doubled or teamed stages are written as the maker prints them, such as MSI's 12+2+1 Duet Rail. A review's count of real phases goes in the source note.

10+1+1+1+13Retailer page25n.de/ASRock-B860-Challenger-WiFi-1851-ATX-HDMI-USB-C-DDR/25N36624Read 15 October 2026Copy of ASRock's text: 10+1+1+1+1 Power Phase Design, with Dr.MOS MOSFET power stages. TweakTown, as seen in a search excerpt, writes 10+1+1 for the same board, which counts the rails differently. The maker's string is stored.

16+1+1+12Retailer pagecomx-computers.co.za/MAG-Z890-TOMAHAWK-WIFI-specifications-311064.htmRead 15 October 2026Shop copy of MSI's text: 16+1+1+1 Duet Rail Power System 90A SPS, with dual 8-pin CPU power connectors.

CPU core (Vcore) power stagesiPower stages on the Vcore rail. Makers call them phases or power stages. A doubled design has more stages than controller phases. Use the first number of the maker's layout, such as 14 for MSI's 14+2+1 Duet Rail. A review's different count goes in the source note.

104Spec databasegeizhals.de/asrock-b860-challenger-wifi-90-mxbuc0-a0uayz-a3751620.htmlRead 15 October 2026VRM row: 10+1+1+1+1 with 11 virtual CPU phases (2x5+1) and 10x MOSFETs for VCORE. Geizhals names no controller.5Reviewpcinq.com/asrock-b860-challenger-wifi-reviewRead 15 October 2026The review counts ten SiC623 integrated power stages for the CPU core, in a 14-phase 10+1+1+1+1 layout. It names no PWM controller.

162Retailer pagecomx-computers.co.za/MAG-Z890-TOMAHAWK-WIFI-specifications-311064.htmRead 15 October 2026The first number of 16+1+1+1 is the Vcore rail. Tech4Gamers lists 16x 90A phases for Vcore.5Reviewprofesionalreview.com/2025/01/19/msi-mag-z890-tomahawk-wifi-review/ampRead 15 October 202616 phases for VccCore, 1 each for VccGT, VccSA and VNNAON, with 16 MPS 90 A MOSFETs on the main phases.

Vcore power stage ratingiCurrent rating of each Vcore power stage. Only a figure the maker or a copy of the maker's text states. A review's reading of the chip markings is not enough.

Not available

90A2Retailer pagecomx-computers.co.za/MAG-Z890-TOMAHAWK-WIFI-specifications-311064.htmRead 15 October 2026MSI text copied by the shop: 90A SPS (Smart Power Stage).4Reviewtech4gamers.com/msi-mag-z890-tomahawk-wifi-reviewRead 15 October 202616x 90A phases for VCore, 1440 A in total, in a duet-rail design.

VRM controlleriPWM controller chip with maker, e.g. MPS MP2857. One name: the maker's when published, otherwise the one name a review uses. No parentheses. Other names go in the source note. Use the part number without the date code in the chip marking.

Not available

MPS MP290054Reviewtech4gamers.com/msi-mag-z890-tomahawk-wifi-reviewRead 15 October 2026Review: PWM controller MPS 2425 / MP29005-A. The 2425 is a date code on the chip. The part is the MPS MP29005, and the suffix -A is left out. MOSFETs are listed as MPS5505 / M87692. Profesional Review names an MPS 2425 controller and 16 MPS 90 A power stages.

CPU power connectorsiEPS 12 V connectors for the CPU as pin counts, e.g. 8+8 pin, 8+4 pin or 8 pin.

8+8 pin1Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Section 1.2: 2 x 8 pin 12V power connectors (Hi-Density Power Connector) and the 24 pin ATX power connector.

8+8 pin1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 17: 2x 8-pin +12V power connectors, next to the 24-pin ATX connector. The special features list names Dual CPU Power.

Extra slot power connectoriA PCIe or other power connector on the board that feeds the expansion slots. The 24-pin and CPU connectors do not count. A connector the maker ties only to a front USB-C header does not count.

No1Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026The section 1.2 and 1.3 connector lists have no extra slot power connector.

Yes1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 17: 1x 8-pin PCIe power connector (PCIE_PWR1). The special features list names a Supplemental PCIe Power Connector.

Memory

1 of 6 differ

Memory type

DDR51Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Section 1.2: dual channel DDR5, 4 x DDR5 DIMM slots.

DDR51Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 16: DDR5.

Memory slotsiDIMM slots on the board.

41Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026

41Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 16: 4x DDR5 memory slots. The DIMM slots have single-sided latches.

Max memoryiMaximum total capacity the maker states for the board. The maker's product page wins over an older manual, since a BIOS update can raise the value.

256GB1Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Section 1.2: max. capacity of system memory 256GB.

256GB1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 16: supporting up to 256GB.

Max memory speed (overclocked)iHighest overclocked speed the maker lists for one module per channel, with the newest CPU family the board is sold for, e.g. Ryzen 9000 or Core Ultra 200S. Ryzen 8000 values are never used. The source note names the family and the other module setups. It is not the CPU's official speed. A JEDEC-only list such as 5600/4800 is not this value. When the maker lists a manual overclock and a memory profile speed, the higher one is stored. The maker's product page wins over an older manual, since a BIOS update can raise the value. A table that names the CPU family wins over a headline speed that names none.

8,666MT/s1Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Section 1.2: supports DDR5 non-ECC, un-buffered memory up to 8666+(OC). The manual names no CPU family or module setup. Core Ultra (Series 2) is the only family for the board. Geizhals writes max. DDR5-8666 OC.

9,200MT/s2Retailer pagecomx-computers.co.za/MAG-Z890-TOMAHAWK-WIFI-specifications-311064.htmRead 15 October 2026Memory Support 9200 - 6400 (OC) MT/s and 6400 - 4800 (JEDEC) MT/s. The shop says the 9200+ speed is for 1DPC 1R. It is stored for Core Ultra (Series 2), the only CPU family of the board. The setups with more modules or ranks reach lower speeds.

ECC memoryiThe board runs unbuffered ECC modules with ECC active. A board that runs ECC modules in non-ECC mode does not count. DDR5 on-die ECC does not count. A maker list of ECC and non-ECC unbuffered memory with no non-ECC mode qualifier counts as true, as on ASUS and ASRock AM5 boards. A note that ECC mode depends on the CPU, as ASUS writes for AM4 boards, still counts as true.

No1Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Section 1.2: supports DDR5 non-ECC, un-buffered memory.

No1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 16: supports non-ECC, un-buffered memory.

CUDIMM supportiThe board runs clocked unbuffered DIMMs (CUDIMM) with the clock driver active. Clock driver bypass mode only does not count. A plain "Supports CUDIMM" with no bypass limit, as ASRock and ASUS write it, counts as true.

Yes1Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Section 1.2: Supports Clocked Unbuffered DIMM (CUDIMM), with no bypass-mode limit.

Yes1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 16: supports CUDIMM. The manual states no clock driver bypass limit. Tech4Gamers also names CUDIMM support.

Expansion slots

2 of 3 differ

Expansion slotsiPhysical card slots. Storage M.2 slots are listed under Storage. The M.2 slot of a pre-installed Wi-Fi module is not listed. A full-length slot wired for x4 is PCIe x16 with 4 lanes.

AASRock B860 Challenger WiFi

Physical slot	Electrical lanes	PCIe generation	Connected to	Count
PCIe x16	16	5	CPU	1
PCIe x16	4	4	Chipset	1

Source1Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Section 1.2 and 2.7: PCIE1 is a PCIe 5.0 x16 slot from the CPU in x16 mode. PCIE2 is a PCIe 4.0 x16 slot from the chipset that runs in x4 mode. The M.2 Key E socket of the installed Wi-Fi module is not listed.

BMSI MAG Z890 TOMAHAWK WIFI

Physical slot	Electrical lanes	PCIe generation	Connected to	Count
PCIe x16	16	5	CPU	1
PCIe x16	4	4	Chipset	2

Source1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 16: 3x PCIe x16 slots. PCI_E1 up to PCIe 5.0 x16 from the CPU, PCI_E2 and PCI_E3 up to PCIe 4.0 x4 from the Z890 chipset. The pre-installed Wi-Fi module sits in an M.2 Key-E slot and is not listed.

Full-length PCIe slotsiCounts full-length slots, whatever their lane count.

2=CalculatedFrom Expansion slots

3=CalculatedFrom Expansion slots

Fastest PCIe x16 slot generationiHighest PCIe generation of a full-length slot. This is normally the graphics card slot.

5=CalculatedFrom Expansion slots

5=CalculatedFrom Expansion slots

Storage

2 of 4 differ

M.2 storage slotsiOne row per M key storage slot on the board, front or back. Slots on an included add-in card are not listed. Values are with the CPU family that gives the board its full connectivity. A slot listed for 25110 counts as M.2 22110. A slot listed for 2260 counts as M.2 2280.

AASRock B860 Challenger WiFi

Slot	PCIe generation	PCIe lanes	Connected to	Longest drive	Takes SATA drives	Heatsink
M2_1	5	4	CPU	M.2 2280	No	Yes
M2_2	4	4	Chipset	M.2 2280	No	Yes
M2_3	4	4	Chipset	M.2 2280	No	No

Source1Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Section 1.2 and 2.15 to 2.17: M2_1 is a Blazing M.2 on the CPU, type 2280, PCIe Gen5x4. M2_2 is a Hyper M.2 on the chipset, types 2230/2242/2260/2280, PCIe Gen4x4. M2_3 is a Hyper M.2 on the chipset, type 2280, PCIe Gen4x4. The manual lists no SATA mode and PCInQ says all slots are NVMe only. M2_1 has a heatsink with a release button. M2_2 has a heatsink fixed with screws. M2_3 has no heatsink in the install guide. The manual names no lane sharing between the slots.

BMSI MAG Z890 TOMAHAWK WIFI

Slot	PCIe generation	PCIe lanes	Connected to	Longest drive	Takes SATA drives	Heatsink
M2_1	5	4	CPU	M.2 2280	No	Yes
M2_2	4	4	CPU	M.2 22110	No	Yes
M2_3	4	4	Chipset	M.2 2280	No	Yes
M2_4	4	4	Chipset	M.2 2280	Yes	Yes

Source1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 16 and 17: M2_1 PCIe 5.0 x4 from the CPU for 2260 and 2280. M2_2 PCIe 4.0 x4 from the CPU for 2260, 2280 and 22110. M2_3 PCIe 4.0 x4 from the chipset for 2242, 2260 and 2280. M2_4 PCIe 4.0 x4 and SATA from the chipset for 2242, 2260 and 2280. The longest module is stored. Heatsinks, pages 36 to 43: a screwless M.2 Shield Frozr over M2_1, a screwed M.2 Shield Frozr over M2_2 and a shared screwless one over M2_3 and M2_4. Tech4Gamers also counts three heatsinks, with one shared by M2_3 and M2_4. The manual lists no lane sharing for the M.2 slots.4Reviewtech4gamers.com/msi-mag-z890-tomahawk-wifi-reviewRead 15 October 2026Three heatsinks, with M2_3 and M2_4 cooled by a shared heatsink. M2_1 has a double-sided thermal pad.

M.2 slots

3=CalculatedFrom M.2 storage slots

4=CalculatedFrom M.2 storage slots

PCIe 5.0 M.2 slots

1=CalculatedFrom M.2 storage slots

1=CalculatedFrom M.2 storage slots

SATA portsiSATA 6Gb/s connectors on the board. SlimSAS connectors and M.2 slots that take SATA drives do not count.

41Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Section 1.2: 4 x SATA3 6.0 Gb/s connectors.

41Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 16: 4x SATA 6Gb/s ports from the Z890 chipset.

Rear ports

5 of 5 differ

Rear portsiPhysical connectors on the rear I/O panel. Wi-Fi antenna connectors and buttons are not ports. 3.5 mm audio counts analog jacks of any role. A video input, such as the DisplayPort In of a Thunderbolt board, is Other.

AASRock B860 Challenger WiFi

Type	Version	Count	Max link rate (Gbps)	DP Alt Mode
HDMI	HDMI 2.1	1	Not available	Not available
USB-C	USB 3.2 Gen 1	1	5	No
USB-A	USB 3.2 Gen 1	6	5	Not available
USB-A	USB 2.0	2	0.48	Not available
Ethernet (RJ45)	Not available	1	2.5	Not available
3.5 mm audio	Not available	3	Not available	Not available

Source1Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Section 1.2 and 1.4: 1 HDMI (HDMI 2.1, up to 4K 120Hz), 1 USB 3.2 Gen1 Type-C, 6 USB 3.2 Gen1 (USB32_1234, USB32_5 and USB32_6, where USB32_56 are Lightning Gaming Ports), 2 USB 2.0, 1 RJ-45 (2.5 Gigabit LAN), 3 HD audio jacks, a BIOS Flashback button and 2 antenna ports. The manual does not name the USB 3.2 Gen1 ports Type-A. The only Type-C is the one named, so the others are stored as Type-A. The graphics list names only HDMI, so the Type-C has no DisplayPort mode. The manual gives no USB power output.

BMSI MAG Z890 TOMAHAWK WIFI

Type	Version	Count	Max link rate (Gbps)	Thunderbolt or USB4	DP Alt Mode
USB-C	USB4	2	40	Thunderbolt 4	Yes
USB-C	USB 3.2 Gen 2	1	10	Not available	Not available
USB-A	USB 3.2 Gen 2	3	10	Not available	Not available
USB-A	USB 3.2 Gen 1	4	5	Not available	Not available
HDMI	HDMI 2.1	1	Not available	Not available	Not available
Ethernet (RJ45)	Not available	1	5	Not available	Not available
3.5 mm audio	Not available	2	Not available	Not available	Not available
Optical S/PDIF	Not available	1	Not available	Not available	Not available

Source1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Pages 19 and 23: 1 HDMI 2.1 with FRL, 2 Thunderbolt 4 USB-C ports from the CPU with DisplayPort over USB Type-C (40 Gbps per Tech4Gamers), 1 USB 10Gbps Type-C, 3 USB 10Gbps Type-A, 4 USB 5Gbps Type-A, 1 5Gbps LAN (RJ45), line-out and mic-in jacks and 1 optical S/PDIF out. The Thunderbolt ports are stored as USB4 with the Thunderbolt 4 marking. The manual states no power output for them. The Flash BIOS and Clear CMOS buttons and the 2 Wi-Fi antenna connectors are not ports.

Rear USB ports

9=CalculatedFrom Rear ports

10=CalculatedFrom Rear ports

Rear USB-C portsiIncludes Thunderbolt and USB4 ports.

1=CalculatedFrom Rear ports

3=CalculatedFrom Rear ports

Fastest rear USB port

5Gbps=CalculatedFrom Rear ports

40Gbps=CalculatedFrom Rear ports

ThunderboltiThunderbolt on the rear panel. A header for an add-in card does not count.

Not available

Yes=CalculatedFrom Rear ports

Internal connectors

3 of 5 differ

Internal USB headersiHeaders for front-panel USB ports. The header count may be left out when the maker states only the front ports served.

AASRock B860 Challenger WiFi

Header	Max data rate (Gbps)	Headers	Front ports served
USB-C header	5	1	1
USB 3 header (19-pin)	5	1	2
USB 2.0 header (9-pin)	0.48	2	4

Source1Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Section 1.2: 1 Front Panel Type C USB 3.2 Gen1 header, 1 USB 3.2 Gen1 header (2 ports) and 2 USB 2.0 headers (4 ports).

BMSI MAG Z890 TOMAHAWK WIFI

Header	Max data rate (Gbps)	Headers	Front ports served	Power out (W)
USB-C header	20	1	1	27
USB 3 header (19-pin)	5	1	2	Not available
USB 2.0 header (9-pin)	0.48	2	4	Not available

Source1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 18: 1 USB 20Gbps Type-C front panel port (JUSBC1, USB PD 27W fast charging), 1 USB 5Gbps connector (JUSB3) for 2 more ports and 2 USB 2.0 connectors (JUSB1 and JUSB2) for 4 more ports. JTBT5_1 is an expansion card connector and is not a front USB header.

Front USB-C header speed

5Gbps=CalculatedFrom Internal USB headers

20Gbps=CalculatedFrom Internal USB headers

Fan headersiAll fan and pump headers on the board, including CPU, CPU optional, AIO pump and chassis fan headers. Combination connectors that carry fan power together with other lines, such as MSI EZ Conn, do not count. A header that drives several fans, such as GIGABYTE 3_FANS, counts once. Headers on a hub that ships with the board and plugs into it, such as MSI's EZ CONTROL HUB, count. The source note splits board and hub.

71Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Section 1.2: 2 CPU fan connectors (4-pin), 4 chassis fan connectors (4-pin) and 1 AIO pump fan connector (4-pin). The block diagram says FAN x7.

81Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 18: 1 CPU fan, 1 water-pump/system fan and 6 system fan connectors, all 4-pin, make 8 headers. The EZ Conn-Header V2 (JAF_2) is a combination connector and is not counted.

ARGB headersi3-pin 5 V addressable RGB headers. Combination connectors do not count. Headers on a hub that ships with the board and plugs into it, such as MSI's EZ CONTROL HUB, count. The source note splits board and hub.

31Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Section 1.2: 3 x addressable LED headers (5V, 3A total).

31Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 18: 3x 3-pin A-RAINBOW V2 (ARGB Gen2) LED connectors.

RGB headersi4-pin 12 V RGB headers. Headers on a hub that ships with the board and plugs into it, such as MSI's EZ CONTROL HUB, count. The source note splits board and hub.

11Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Section 1.2: 1 x RGB LED header (12V, 3A total).

11Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 18: 1x 4-pin RGB LED connector.

Networking

4 of 9 differ

Ethernet controllersiOne item per Ethernet chip, as maker plus chip family without suffix letters, e.g. Realtek RTL8126 or Realtek RTL8125. Suffixes and revisions go in the source note. Leave it empty when no maker document or review names the chip. A Killer chip is written with Intel as its maker, such as Intel Killer E3100G.

Realtek RTL81251Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Section 1.2: Dragon RTL8125BG, 2.5 Gigabit LAN. The suffix BG is left out.

Intel Killer E50001Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 17: 1x Intel Killer E5000 5Gbps LAN controller. Tech4Gamers' table writes E5000B. The suffix is left out.6Retailer pageox.ee/en/product/2813300Read 15 October 2026Intel Killer E5000 5Gbps LAN.

Ethernet ports

1=CalculatedFrom Rear ports

1=CalculatedFrom Rear ports

Ethernet speediFastest Ethernet port.

2.5Gbps=CalculatedFrom Rear ports

5Gbps=CalculatedFrom Rear ports

Wi-Fi includediA Wi-Fi module comes installed. A board sold with and without Wi-Fi is two products.

Yes1Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Sections 1.2 and 1.6: the board comes with an 802.11be Wi-Fi 7 plus Bluetooth module, in the M.2 Key E socket.

Yes1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 17: the wireless module is pre-installed in the M.2 (Key-E) slot.

Wi-Fi standard

Wi-Fi 71Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Section 1.2: supports IEEE 802.11a/b/g/n/ac/ax/be.

Wi-Fi 71Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 17: Wi-Fi 7, 802.11 a/b/g/n/ac/ax/be.

Wi-Fi bandsiBands the installed module supports.

2.4 GHz, 5 GHz, 6 GHz1Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Section 1.2: supports the 2.4GHz/5GHz/6GHz frequency bands. The 6 GHz band depends on country regulations.

2.4 GHz, 5 GHz, 6 GHz1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 17: 2.4GHz, 5GHz and 6GHz. 6 GHz support may depend on country regulations.

Max Wi-Fi channel widthiWidest channel the installed module supports, e.g. 320 or 160. It follows the Wi-Fi module, so a board revision can change it.

160MHz1Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Section 1.2: supports 160MHz channel bandwidth with the 6GHz frequency band.

320MHz1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 17: 2.4GHz/5GHz/6GHz (320MHz) up to 5.8Gbps.

Wi-Fi moduleiChip as published. A board revision can change the chip. One name: the maker's when published, otherwise the one name a review uses. No parentheses. Other names go in the source note. Use the chip's part number with its maker when any source gives it, such as Qualcomm QCNCM865 for a module also written NCM865. A platform name such as FastConnect 7800 is used only when no part number is published.

Realtek RTL8922AE5Reviewpcinq.com/asrock-b860-challenger-wifi-reviewRead 15 October 2026Component list: Realtek RTL8922AE on an AzureWave AW-EB601NF module, Wi-Fi 7 and Bluetooth 5.4. The manual block diagram shows AW-EB601NF on the Key E socket. No other source names the chip.

Intel Killer BE1750x5Reviewprofesionalreview.com/2025/01/19/msi-mag-z890-tomahawk-wifi-review/ampRead 15 October 2026Killer Wi-Fi 7 BE1750x in an M.2 Key E slot. OX.ee's copy of MSI's specification names Intel Killer BE1750x Wi-Fi 7. The FPS Review says the original board has an Intel Killer BE 1750 module.6Retailer pageox.ee/en/product/2813300Read 15 October 2026Copy of MSI's specification: Intel Killer BE1750x Wi-Fi 7, pre-installed in the M.2 (Key-E) slot, 320 MHz, up to 5.8 Gbps.8Reviewthefpsreview.com/2026/06/29/msi-mag-z890-tomahawk-wifi-ii-motherboard-reviewRead 15 October 2026The review says the original MAG Z890 TOMAHAWK WIFI has an Intel Killer BE 1750 Wi-Fi 7 module, and the II board has a MediaTek module.

BluetoothiVersion of the Bluetooth radio on the Wi-Fi module.

5.41Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Sections 1.2 and 1.6: supports Bluetooth 5.4.

5.41Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 17: Bluetooth 5.4. The manual says the version may be updated, so check the Wi-Fi chipset vendor.

Audio

1 of 2 differ

Audio codeciMaker and model, e.g. Realtek ALC4080. A board revision can change the codec.

Realtek ALC8971Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Section 1.2: 7.1 CH HD Audio (Realtek ALC897 Audio Codec).

Realtek ALC1220P1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 17: Realtek ALC1220P, 7.1-Channel High Definition Audio with S/PDIF output.

DAC chipiA separate DAC chip next to the codec, e.g. ESS ES9219. Maker plus part number as the maker writes it, with suffix letters, e.g. ESS ES9219Q. A marketing name that stands for a part number is written as the part number, so ESS SABRE9219 is ESS ES9219 and the maker wording goes in the source note. Leave it empty on boards with only a codec.

Not available

Not available

Features

3 of 7 differ

BIOS flashbackiA button that updates the BIOS from a USB drive without a CPU or memory installed. Maker names include BIOS FlashBack, Flash BIOS Button and Q-Flash Plus.

Yes1Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Sections 1.4 and 2.14: a BIOS Flashback button on the rear panel and a USB BIOS Flashback port.

Yes1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 19 and 23: Flash BIOS button on the rear panel.

Clear CMOS button (rear)iA button on the rear panel that resets the BIOS settings. A jumper or header does not count. A board whose only clear CMOS button sits on the board itself is false.

No1Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Section 2.11: Clear CMOS is a 2-pin jumper (CLRMOS1). The rear panel list has no clear CMOS button.

Yes1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 19 and 24: Clear CMOS button on the rear panel. The board also has a JBAT1 jumper.

POST code displayiA two-digit display that shows boot codes, e.g. ASUS Q-Code or ASRock Dr. Debug. Single status LEDs do not count. Taken from the maker's spec or manual only. A review spec table is not enough.

No1Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Section 2.13: Post Status Checker with four status LEDs for CPU, DRAM, VGA and BOOT. It is not a two-digit display.

Yes1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 18 and 59: 1x EZ Digi-Debug LED, a two-character display for boot codes. It also has four EZ Debug status LEDs.4Reviewtech4gamers.com/msi-mag-z890-tomahawk-wifi-reviewRead 15 October 2026An EZ debug code LED panel with four troubleshooting LEDs. The manual also lists a two-character EZ Digi-Debug LED.5Reviewprofesionalreview.com/2025/01/19/msi-mag-z890-tomahawk-wifi-review/ampRead 15 October 2026The board has a POST code display and a Debug LED.

Power button on the boardiA power or start button on the board itself, for use outside a case. A button with another label counts when the maker says it can turn the PC on, such as GIGABYTE's quick button labelled RESET. A button on the rear I/O panel counts. A button on a module that ships fitted to the board, such as MSI's EZ BRIDGE, counts.

No1Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Section 2.14: the motherboard has one smart button, the BIOS Flashback button on the rear panel. The layout lists no power or reset button on the board.

No1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026The manual lists no power or reset button on the board. Profesional Review also says there is no onboard power or reset button.5Reviewprofesionalreview.com/2025/01/19/msi-mag-z890-tomahawk-wifi-review/ampRead 15 October 2026There is no onboard power or reset button. The rear panel has Flash BIOS and Clear CMOS buttons.

Dual BIOSiTwo BIOS chips, so the board can start from the second chip after a failed update. Two flash chips alone do not count.

No1Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026The specification chapter lists no second BIOS chip. Dual BIOS is not stated.

No1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 19: BIOS is 1x 256 Mb flash. Dual BIOS is not stated.

Pre-installed I/O shieldiThe rear I/O shield is fixed to the board.

Yes4Spec databasegeizhals.de/asrock-b860-challenger-wifi-90-mxbuc0-a0uayz-a3751620.htmlRead 15 October 2026Features: integrated I/O shield.

Yes1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Special features list on page 21: Pre-installed I/O Shield.4Reviewtech4gamers.com/msi-mag-z890-tomahawk-wifi-reviewRead 15 October 2026The rear I/O panel has a pre-installed stainless steel I/O shield.

Tool-free featuresiM.2 latch holds a drive without a screw. M.2 heatsink comes off without a tool. PCIe slot release is a button or lever that frees the graphics card. Push-on antenna connector fits the Wi-Fi antenna without screwing.

Tool-free M.2 latch, Tool-free M.2 heatsink1Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Sections 2.15 to 2.17: the M.2 SSDs are secured by turning a nut lock, and the M2_1 heatsink comes off with a release button. The antennas screw on, so there is no push-on antenna connector. The manual names no PCIe release.

Tool-free M.2 latch, Tool-free M.2 heatsink, PCIe slot release, Push-on antenna connector1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Special features list: EZ M.2 Clip II (screwless M.2 drive clip), EZ M.2 Shield Frozr II (screwless heatsink, pages 36 to 43), EZ PCIe Release (button that frees the graphics card, page 33 to 35) and EZ Antenna. The manual's antenna steps say to plug the two cables tight into the connectors.4Reviewtech4gamers.com/msi-mag-z890-tomahawk-wifi-reviewRead 15 October 2026Review: the top and bottom M.2 heatsinks have EZ release mechanisms, the board has EZ M.2 Clip II, and an EZ PCIe release for the graphics card.

Measured

1 of 3 differ

VRM temperature under CPU loadiHighest VRM temperature a reviewer measured during a sustained all-core CPU stress test at stock settings. Compare only results from the same reviewer and CPU. The reviewer's probe reading when given, otherwise the board sensor. The sensor and the CPU package power during the test go in the source note.

Not available

71°C3Measurementtech4gamers.com/msi-mag-z890-tomahawk-wifi-reviewRead 15 October 2026Chart and text: VRM temperatures maxed out at 71 C after a 30-minute Cinebench MT run. Test bench: Intel Core Ultra 9 285K, DeepCool Mystique 360, Corsair Dominator Titanium 2x16GB DDR5-7200, GeForce RTX 4090, BIOS 7E17v1A1. The sensor, the CPU power and the room temperature are not stated. Profesional Review read 65 C from the VRM sensor with HWiNFO and 60 C outside with a FLIR camera, at stock settings in a CPU stress test. This is another test, so only the Tech4Gamers value is stored. The review also shows a CPU plus motherboard power figure that is not stored, since it is not a wall reading.

Power draw idleiWhole test system at the wall at idle, measured by a reviewer. Compare only results from the same reviewer and CPU. A chart of CPU and board power without a wall meter does not count.

Not available

Not available

Power draw CPU stressiWhole test system at the wall at the peak of a CPU stress test, measured by a reviewer. The graphics card is not loaded. Compare only results from the same reviewer and CPU. A chart of CPU and board power without a wall meter does not count.

Not available

Not available

In the box

1 of 1 differ

In the boxiItems as the maker lists them.

2 x Serial ATA (SATA) Data Cables, 2 x ASRock WiFi 2.4/5/6 GHz Antennas, 1 x Screw for M.2 Socket, 1 x Standoff for M.2 Socket1Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026Section 1.1. The manual marks the cables, antennas, screw and standoff as optional. The motherboard itself is not listed here.

1 x Quick installation guide, 1 x European Union Regulatory Notices, 1 x USB Drive, 2 x SATA Cables, 1 x EZ Front Panel Cable, 1 x 1 to 3 EZ Conn-Cable (V2), 1 x EZ Wi-Fi antenna, 1 x Cable sticker, 2 x EZ M.2 Clip II, 1 x EZ M.2 Clip II Remover1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026Page 22 package contents, without the board itself. The USB drive holds the drivers ISO.

Links

Not compared

Product page

asrock.com/mb/Intel/B860%20Challenger%20WiFi/index.asp2Maker product pageasrock.com/mb/Intel/B860%20Challenger%20WiFi/index.aspRead 15 October 2026The URL comes from the job evidence. The page returned a connection reset and a bot check page, so it was not read. Values come from the manual and retailer copies of the maker's text.

www.msi.com/Motherboard/MAG-Z890-TOMAHAWK-WIFI10Maker product pagemsi.com/Motherboard/MAG-Z890-TOMAHAWK-WIFIRead 15 October 2026msi.com blocks agents, so the page was not opened. Its address is the one in the job brief and in search results. No value comes from it.

Spec sheet

www.asrock.com/mb/Intel/B860%20Challenger%20WiFi/Specification/index.asp2Maker product pageasrock.com/mb/Intel/B860%20Challenger%20WiFi/index.aspRead 15 October 2026The Specification page follows ASRock's usual address pattern. It returned no content, so it was not read.

Not available

Manual

download.asrock.com/Manual/B860%20Challenger%20WiFi.pdf1Owner's manualdownload.asrock.com/Manual/B860%20Challenger%20WiFi.pdfRead 15 October 2026ASRock manual for the B860 Challenger WiFi, Version 1.0, published December 2025, on download.asrock.com. It states most values in chapter 1.2 Specifications and in the installation chapter.

www.trovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdf1Owner's manualtrovaprezzi.it/manuali/msi_mag_z890_tomahawk_wifi.pdfRead 15 October 2026MSI MAG Z890 TOMAHAWK WIFI User Guide, 88 pages, PDF created 2024-11-08, hosted by trovaprezzi.it with a retailer cover page. The cover names this exact model, not the II model. msi.com blocks agents, so the maker's own copy was not opened.

EPREL registration numberiId in the EU energy label database. Each size or model of a series has its own id, so it is per variant.

Not available

Not available

Warranty

0 of 1 differ

Manufacturer warranty (source market)iThe maker's warranty period for the exact SKU or configuration and market named in the source note. It applies only to that stated market, not every regional variant. Statutory consumer rights are excluded. The base term is stored. An extension that needs registration goes in the source note.

3years5Reviewpcinq.com/asrock-b860-challenger-wifi-reviewRead 15 October 2026Spec table: warranty 3 years. The review does not name the market.

3years4Reviewtech4gamers.com/msi-mag-z890-tomahawk-wifi-reviewRead 15 October 2026Text: MSI offers a 3-year warranty for the board. OX.ee lists 12 months in Estonia, which is the shop's term.

Both are also in the API. Back to all motherboards.