PC parts / Motherboards

ASRockMainstream motherboard
X870 Pro RS WiFi
Released September 2024.2Reviewthefpsreview.com/2024/10/28/asrock-x870-pro-rs-wifi-motherboard-reviewRead 15 October 2026The review says AMD launched the X870 chipset series on 2024-09-30 and reviews the board with a retail price on 2024-10-28. ASRock's launch text called the seven X870 boards launching. The month is approximate. Last checked 15 October 2026.
- CPU socket
- AM5
- Chipset
- AMD X870
- Form factor
- ATX
- M.2 slots
- 3
65 of 78 fields known.
At a glance
Ports
- 2 USB-C USB4
- 4 USB-A USB 3.2 Gen 1
- 6 USB-A USB 2.0
- HDMI 2.1
- Ethernet (RJ45)
- 2 3.5 mm audio
- Optical S/PDIF
- USB-C header
- USB 3 header (19-pin)
- 2 USB 2.0 header (9-pin)
General
- Model numbers
- X870 Pro RS WiFi, 90-MXBQ00-A0UAYZ1Owner's manualdownload.asrock.com/Manual/X870%20Pro%20RS%20WiFi.pdfRead 15 October 2026Manual cover and title: X870 Pro RS WiFi. The order code 90-MXBQ00-A0UAYZ comes from the retailer listings below.6Retailer pagetest-b2b.100mega.com/en/311835-asrock-x870-pro-rs-wifiRead 15 October 2026Part number 90-MXBQ00-A0UAYZ.7Retailer pagearvutitark.ee/en/pc-components/motherboards/plyta-glowna-asrock-x870-pro-rs-wifi-1402664Read 15 October 2026Product code 90-MXBQ00-A0UAYZ.
- GTIN / EAN
- 47104839493336Retailer pagetest-b2b.100mega.com/en/311835-asrock-x870-pro-rs-wifiRead 15 October 2026The listing shows EAN 4710483949333 for part number 90-MXBQ00-A0UAYZ. The check digit is valid.
- Predecessor
- Not available
- Successor
- Not available
- Launch price (US)
- $2092Reviewthefpsreview.com/2024/10/28/asrock-x870-pro-rs-wifi-motherboard-reviewRead 15 October 2026The introduction says the board has a retail MSRP of $209, and the conclusion repeats $209 for the WiFi model against $199 for the X870 Pro RS. The review was published 2024-10-28. US price, excl. sales tax. It is the reviewer's statement, not ASRock's. PC Perspective's summary of the review rounds it to $210.4Press articlepcper.com/2024/10/asrock-x870-pro-rs-has-an-exceptionally-clean-backplate-and-much-moreRead 15 October 2026Summary of the FPS Review: The $210 X870 Pro RS WiFi has WiFi 7. The FPS Review itself says $209.
- Launch price (EU)
- Not available
- Markets
- Not available
- Colours
- Not available
- Board revision
- Not available
Platform
- Chipset
- AMD X8701Owner's manualdownload.asrock.com/Manual/X870%20Pro%20RS%20WiFi.pdfRead 15 October 2026Specifications, page 2: AMD X870.
- Supported processors
- AMD Ryzen 9000 Series, AMD Ryzen 8000 Series, AMD Ryzen 7000 Series1Owner's manualdownload.asrock.com/Manual/X870%20Pro%20RS%20WiFi.pdfRead 15 October 2026Specifications, page 2: AMD Socket AM5 Ryzen 9000, 8000 and 7000 Series Processors. The manual refers to the maker's website for the CPU support list. Read on 2026-10-15.
Board
Front and side, drawn to scale.
- Board dimensions
- Width244Height305mm(9.6 × 12 in)2Reviewthefpsreview.com/2024/10/28/asrock-x870-pro-rs-wifi-motherboard-reviewRead 15 October 2026Spec table: length 305 mm, width 244 mm, ATX.6Retailer pagetest-b2b.100mega.com/en/311835-asrock-x870-pro-rs-wifiRead 15 October 2026Board 305 x 244 mm, ATX.
- PCB layers
- 81Owner's manualdownload.asrock.com/Manual/X870%20Pro%20RS%20WiFi.pdfRead 15 October 2026Specifications, page 2: 8 Layer PCB.2Reviewthefpsreview.com/2024/10/28/asrock-x870-pro-rs-wifi-motherboard-reviewRead 15 October 2026Text: an 8-layer high-quality PCB design.8Retailer pagepccomponentes.com/placa-base-asrock-x870-pro-rs-wifiRead 15 October 20268 Layer PCB design.
- RGB lighting on the board
- Yes2Reviewthefpsreview.com/2024/10/28/asrock-x870-pro-rs-wifi-motherboard-reviewRead 15 October 2026The text says an RGB LED strip runs just below the M.2 #2 and #3 heatsink, as on the Steel Legend and Riptide, controlled by ASRock Polychrome Sync.8Retailer pagepccomponentes.com/placa-base-asrock-x870-pro-rs-wifiRead 15 October 2026The shop copies ASRock's feature heading POLYCHROME RGB.
Power delivery
- Power stage layout
- 14+2+12Reviewthefpsreview.com/2024/10/28/asrock-x870-pro-rs-wifi-motherboard-reviewRead 15 October 2026The board features a 14+2+1 power phase VRM, 80Amp, with Dr.MOS SPS for VCore+SOC, like the X870 Riptide WiFi.4Press articlepcper.com/2024/10/asrock-x870-pro-rs-has-an-exceptionally-clean-backplate-and-much-moreRead 15 October 2026Calls it a 14+2+1 Power Phase with 80A Dr.MOS.8Retailer pagepccomponentes.com/placa-base-asrock-x870-pro-rs-wifiRead 15 October 2026The shop copies ASRock's text: 14+2+1 Phase Power Design, 80A Dr.MOS for VCore+SOC.9Retailer pagecomputerassistance.co.uk/product/asrock-x870-pro-rs-wifi-amd-am5-socket-motherboard-atx-4x-ddr5-slots-3x-m-2-sockets-fitted-i-o-shield-2-5gbe-lan-wi-fi-7-1x-hdmi-port-2x-usb-c-usb4Read 15 October 202614+2+1 Power Phase, 80A Dr.MOS for VCore+SOC+MISC with Enlarged Heatsink Armor.
- CPU core (Vcore) power stages
- 142Reviewthefpsreview.com/2024/10/28/asrock-x870-pro-rs-wifi-motherboard-reviewRead 15 October 2026The first number of 14+2+1 is the Vcore rail.10Reviewsogi.com.tw/talks/%E8%8F%AF%E6%93%8EASRock-X870-PRO-RS-WIFI%E4%B8%BB%E6%A9%9F%E6%9D%BF-%E8%90%AC%E5%85%83%E5%85%A7%E5%84%AA%E8%B3%AA%E9%81%B8/6270854Read 15 October 202614+2+1 phases of Dr.MOS.
- Vcore power stage rating
- 80A8Retailer pagepccomponentes.com/placa-base-asrock-x870-pro-rs-wifiRead 15 October 202680A Dr.MOS for VCore+SOC, as the shop copies ASRock's text. ASRock's Pro RS WiFi text on another shop reads 80A Dr.MOS for VCore+SOC+MISC.9Retailer pagecomputerassistance.co.uk/product/asrock-x870-pro-rs-wifi-amd-am5-socket-motherboard-atx-4x-ddr5-slots-3x-m-2-sockets-fitted-i-o-shield-2-5gbe-lan-wi-fi-7-1x-hdmi-port-2x-usb-c-usb4Read 15 October 202680A Dr.MOS, as the shop copies ASRock's text.
Memory
- Memory slots
- 41Owner's manualdownload.asrock.com/Manual/X870%20Pro%20RS%20WiFi.pdfRead 15 October 2026
- Max memory speed (overclocked)
- 8,000MT/s1Owner's manualdownload.asrock.com/Manual/X870%20Pro%20RS%20WiFi.pdfRead 15 October 2026Supports DDR5 ECC/non-ECC, un-buffered memory up to 8000+(OC). The manual names no CPU family or module setup. It refers to the Memory Support List on the maker's website.
- CUDIMM support
- Not available
Expansion slots
- Expansion slots
Physical slot Electrical lanes PCIe generation Connected to Count PCIe x16 16 5 CPU 1 PCIe x16 4 4 Chipset 1 - Full-length PCIe slots
- 2
- Fastest PCIe x16 slot generation
- 5
Storage
- M.2 storage slots
Slot PCIe generation PCIe lanes Connected to Longest drive Takes SATA drives Heatsink Shares lanes with M2_1 5 4 CPU M.2 2280 No Yes Not available M2_2 4 4 Chipset M.2 2280 No Yes PCIE2 is disabled when M2_2 is used M2_3 3 4 Chipset M.2 2280 Yes Yes M2_3 runs at PCIe 3.0 x2 when SATA3_1 or SATA3_2 is used Source1Owner's manualdownload.asrock.com/Manual/X870%20Pro%20RS%20WiFi.pdfRead 15 October 2026CPU: M2_1 (Blazing M.2, Key M) type 2280 PCIe Gen5x4. M2_1 runs Gen5x4 with Ryzen 9000 and 7000 and Gen4x4 with Ryzen 8000. Chipset: M2_2 (Hyper M.2) type 2230/2242/2260/2280 PCIe Gen4x4, stored as 2280. Chipset: M2_3 (Ultra M.2) type 2280 in SATA3 6.0 Gb/s and PCIe Gen3x4 modes, so sata is true only for M2_3. If M2_2 is occupied, PCIE2 is disabled. If SATA3_1 or SATA3_2 is occupied, M2_3 downgrades to Gen3x2. The install guides in sections 2.16 to 2.18 show a heatsink on every slot. The M2_1 heatsink comes off with a push button and the M2_2 and M2_3 heatsinks use screws. The block diagram connects M2_1 to the CPU and M2_2 and M2_3 to the chipset.2Reviewthefpsreview.com/2024/10/28/asrock-x870-pro-rs-wifi-motherboard-reviewRead 15 October 2026One Gen5 slot from the CPU and one Gen4 and one Gen3 slot from the chipset. The primary heatsink comes off with a quick-release button. The second and third slots sit under one slimmer heatsink held by Phillips screws. All three slots have thermal pads.10Reviewsogi.com.tw/talks/%E8%8F%AF%E6%93%8EASRock-X870-PRO-RS-WIFI%E4%B8%BB%E6%A9%9F%E6%9D%BF-%E8%90%AC%E5%85%83%E5%85%A7%E5%84%AA%E8%B3%AA%E9%81%B8/6270854Read 15 October 2026The Blazing M.2 slot has its own heatsink. The Hyper M.2 and Ultra M.2 slots share one heatsink module.- M.2 slots
- 3
- PCIe 5.0 M.2 slots
- 1
Rear ports
- Rear ports
Type Version Count Max link rate (Gbps) Thunderbolt or USB4 Power out (W) DP Alt Mode USB-C USB4 2 40 USB4 15 Yes USB-A USB 3.2 Gen 1 4 5 Not available Not available Not available USB-A USB 2.0 6 0.48 Not available Not available Not available HDMI HDMI 2.1 1 Not available Not available Not available Not available Ethernet (RJ45) Not available 1 2.5 Not available Not available Not available 3.5 mm audio Not available 2 Not available Not available Not available Not available Optical S/PDIF Not available 1 Not available Not available Not available Not available - Rear USB ports
- 12
- Rear USB-C ports
- 2
- Fastest rear USB port
- 40Gbps
- Thunderbolt
- No
Internal connectors
- Internal USB headers
Header Max data rate (Gbps) Headers Front ports served USB-C header 20 1 1 USB 3 header (19-pin) 5 1 2 USB 2.0 header (9-pin) 0.48 2 3 - Front USB-C header speed
- 20Gbps
- Fan headers
- 71Owner's manualdownload.asrock.com/Manual/X870%20Pro%20RS%20WiFi.pdfRead 15 October 2026Connector list: 2 x CPU fan connectors, 4 x chassis fan connectors and 1 x AIO pump fan connector, all 4-pin.2Reviewthefpsreview.com/2024/10/28/asrock-x870-pro-rs-wifi-motherboard-reviewRead 15 October 2026Seven 4-pin fan headers: two CPU and one AIO pump at the top, three chassis fan headers at the bottom right and a final header behind the I/O panel.
Networking
- Ethernet controllers
- Realtek RTL81251Owner's manualdownload.asrock.com/Manual/X870%20Pro%20RS%20WiFi.pdfRead 15 October 2026Specifications: 2.5 Gigabit LAN with the Dragon RTL8125BG. The block diagram labels it Realtek 2.5G LAN RTL8125BG. The suffix BG is stored without letters. The FPS Review spec table prints Realtek 8126 5Gbps, which the manual, the block diagram and the same review's text (RTL8125BG) contradict.2Reviewthefpsreview.com/2024/10/28/asrock-x870-pro-rs-wifi-motherboard-reviewRead 15 October 20262.5Gbps wired Ethernet from a Realtek Dragon RTL8125BG in the text. The spec table of the same page prints Realtek 8126 5Gbps, which the manual contradicts.
- Ethernet ports
- 1
- Ethernet speed
- 2.5Gbps
- Wi-Fi standard
- Wi-Fi 71Owner's manualdownload.asrock.com/Manual/X870%20Pro%20RS%20WiFi.pdfRead 15 October 2026Specifications: 802.11be 2x2 Wi-Fi 7 module, IEEE 802.11a/b/g/n/ac/ax/axe/be.
- Wi-Fi bands
- 2.4 GHz, 5 GHz, 6 GHz1Owner's manualdownload.asrock.com/Manual/X870%20Pro%20RS%20WiFi.pdfRead 15 October 2026Specifications: supports 2.4GHz/5GHz/6GHz frequency band. The 6 GHz band depends on Windows 11 and on country rules.
- Max Wi-Fi channel width
- 160MHz1Owner's manualdownload.asrock.com/Manual/X870%20Pro%20RS%20WiFi.pdfRead 15 October 2026Specifications: supports 160MHz channel bandwidth with 6GHz frequency band.
- Wi-Fi module
- Not available
Audio
- Audio codec
- Realtek ALC12201Owner's manualdownload.asrock.com/Manual/X870%20Pro%20RS%20WiFi.pdfRead 15 October 2026Specifications: 7.1 CH HD Audio with Content Protection (Realtek ALC1220 Audio Codec) with Nahimic Audio.2Reviewthefpsreview.com/2024/10/28/asrock-x870-pro-rs-wifi-motherboard-reviewRead 15 October 2026Audio is 7.1 channel via a Realtek ALC 1220 chip.
- DAC chip
- Not available
Features
- Clear CMOS button (rear)
- No1Owner's manualdownload.asrock.com/Manual/X870%20Pro%20RS%20WiFi.pdfRead 15 October 2026The rear panel list has no clear CMOS button. The layout lists a Clear CMOS jumper (CLRCMOS1).
- POST code display
- No1Owner's manualdownload.asrock.com/Manual/X870%20Pro%20RS%20WiFi.pdfRead 15 October 2026Section 2.14 and the layout list a Post Status Checker (PSC). It is four colour LEDs for CPU, DRAM, VGA and BOOT, not a two-digit display.2Reviewthefpsreview.com/2024/10/28/asrock-x870-pro-rs-wifi-motherboard-reviewRead 15 October 2026No debug numerical LEDs. A set of debug LEDs sits in the upper right corner.
- Power button on the board
- No1Owner's manualdownload.asrock.com/Manual/X870%20Pro%20RS%20WiFi.pdfRead 15 October 2026Section 2.13 says the only smart switch is the BIOS Flashback button. The layout lists no power or reset button. The FPS Review also says there are no onboard power or reset buttons.2Reviewthefpsreview.com/2024/10/28/asrock-x870-pro-rs-wifi-motherboard-reviewRead 15 October 2026No onboard power or reset buttons.
- Pre-installed I/O shield
- Yes2Reviewthefpsreview.com/2024/10/28/asrock-x870-pro-rs-wifi-motherboard-reviewRead 15 October 2026The rear I/O panel is of the style where the rear motherboard plate is preinstalled.9Retailer pagecomputerassistance.co.uk/product/asrock-x870-pro-rs-wifi-amd-am5-socket-motherboard-atx-4x-ddr5-slots-3x-m-2-sockets-fitted-i-o-shield-2-5gbe-lan-wi-fi-7-1x-hdmi-port-2x-usb-c-usb4Read 15 October 2026The title says fitted I/O shield and the spec list says Flexible Integrated I/O Shield.
- Tool-free features
- Tool-free M.2 latch, Tool-free M.2 heatsink1Owner's manualdownload.asrock.com/Manual/X870%20Pro%20RS%20WiFi.pdfRead 15 October 2026The install guides for all three M.2 sockets turn a nut lock clockwise to hold a 2280 module without a screw (m2_latch). The M2_1 heatsink comes off by pushing a button, with no tool (m2_heatsink). The M2_2 and M2_3 heatsinks need a screwdriver. The Wi-Fi antennas screw on. The manual names no PCIe release button, and the FPS Review says the primary slot has no EZ release, although ASRock's launch text for the whole X870 range names an EZ release graphics card slot. The release is left out.2Reviewthefpsreview.com/2024/10/28/asrock-x870-pro-rs-wifi-motherboard-reviewRead 15 October 2026The primary M.2 (Blazing) heatsink has a quick-release latch, and all M.2 slots have tool-less hold-downs. The bottom M.2 heatsink needs a Phillips screwdriver. The primary PCIe slot is steel-reinforced but has no EZ release.10Reviewsogi.com.tw/talks/%E8%8F%AF%E6%93%8EASRock-X870-PRO-RS-WIFI%E4%B8%BB%E6%A9%9F%E6%9D%BF-%E8%90%AC%E5%85%83%E5%85%A7%E5%84%AA%E8%B3%AA%E9%81%B8/6270854Read 15 October 2026The Blazing M.2 slot has a tool-free install.
Measured
- Power draw idle
- Not available
- Power draw CPU stress
- Not available
In the box
- In the box
- 2 x Serial ATA (SATA) data cables, 2 x ASRock WiFi 2.4/5/6 GHz antennas, Quick Start Guide1Owner's manualdownload.asrock.com/Manual/X870%20Pro%20RS%20WiFi.pdfRead 15 October 2026Section 1.1: 2 x Serial ATA (SATA) data cables (optional) and 2 x ASRock WiFi 2.4/5/6 GHz antennas (optional) for the X870 Pro RS WiFi. The FPS Review adds a Quick Start Guide.2Reviewthefpsreview.com/2024/10/28/asrock-x870-pro-rs-wifi-motherboard-reviewRead 15 October 2026Packaging: a bag of two SATA cables, a Quick Start Guide and two Wi-Fi antennas.
Links
- Product page
- www.asrock.com/mb/AMD/X870%20Pro%20RS%20WiFi/index.asp12Maker product pageasrock.com/mb/AMD/X870%20Pro%20RS%20WiFi/index.aspRead 15 October 2026The link is ASRock's product page from the picked list. asrock.com answers agents with a bot check, so the page was not read and its content is not used for any value.
- Spec sheet
- Not available
- Manual
- download.asrock.com/Manual/X870%20Pro%20RS%20WiFi.pdf1Owner's manualdownload.asrock.com/Manual/X870%20Pro%20RS%20WiFi.pdfRead 15 October 2026ASRock manual for X870 Pro RS WiFi and X870 Pro RS, version 1.0 published August 2024, 77 pages, from download.asrock.com. This record uses the WiFi parts only. The same file is mirrored on regard.ru.
- EPREL registration number
- Not available
Warranty
- Manufacturer warranty (source market)
- 3years6Retailer pagetest-b2b.100mega.com/en/311835-asrock-x870-pro-rs-wifiRead 15 October 2026Warranty 36 months. A distributor's listing, market not stated.7Retailer pagearvutitark.ee/en/pc-components/motherboards/plyta-glowna-asrock-x870-pro-rs-wifi-1402664Read 15 October 2026Warranty (months) 36. The market is Estonia.
Compare with
Pick a motherboard to see both side by side. Differences are marked yellow.
Sources
We read 12 sources for this motherboard. The numbers match the markers in the sheet.
- Owner's manualdownload.asrock.com/Manual/X870%20Pro%20RS%20WiFi.pdf
- Retailer pagepccomponentes.com/placa-base-asrock-x870-pro-rs-wifi
- Maker product pageamd.com/en/products/processors/chipsets/am5.html
- Maker product pageasrock.com/mb/AMD/X870%20Pro%20RS%20WiFi/index.asp
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