PC parts / Motherboards
GIGABYTEGaming motherboard
X870 AORUS STEALTH ICE
Released July 2025.4Reviewprofesionalreview.com/2025/07/15/x870-aorus-stealth-ice-review/ampRead 15 October 2026Review published on 2025-07-15 for a board on sale at about 368 euro. The Amazon US listing has been tracked since 2025-07-01, and Club386 reported the announcement on 2025-05-09. Last checked 15 October 2026.
- CPU socket
- AM5
- Chipset
- AMD X870
- Form factor
- ATX
- M.2 slots
- 4
66 of 78 fields known.
At a glance
Rear USB ports
13
Higher than 87% of other motherboards.
Ports
- 2 USB-C USB4
- USB-C USB 3.2 Gen 2
- 2 USB-A USB 3.2 Gen 2
- 4 USB-A USB 3.2 Gen 1
- 4 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 AORUS STEALTH ICE, X870 A STEALTH ICE1Owner's manualtrovaprezzi.it/manuali/gigabyte_aorus_x870_stealth_ice.pdfRead 15 October 2026Manual cover and regulatory table: X870 AORUS STEALTH ICE, short model number X870 A STEALTH ICE. The manual covers the black X870 AORUS STEALTH too, which is a separate product.
- Predecessor
- Not available
- Successor
- Not available
- Launch price (EU)
- Not available
- Markets
- Not available
- Board revision
- Not available
Platform
- CPU socket
- AM51Owner's manualtrovaprezzi.it/manuali/gigabyte_aorus_x870_stealth_ice.pdfRead 15 October 2026
- Chipset
- AMD X8701Owner's manualtrovaprezzi.it/manuali/gigabyte_aorus_x870_stealth_ice.pdfRead 15 October 2026
- Supported processors
- AMD Ryzen 9000 Series, AMD Ryzen 8000 Series, AMD Ryzen 7000 Series1Owner's manualtrovaprezzi.it/manuali/gigabyte_aorus_x870_stealth_ice.pdfRead 15 October 2026Section 2-2: AMD Ryzen 9000, 8000 and 7000 Series. 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)1Owner's manualtrovaprezzi.it/manuali/gigabyte_aorus_x870_stealth_ice.pdfRead 15 October 2026Section 2-2: 30.5cm x 24.4cm.3Maker product pagestore.aorus.com/x870-aorus-stealth-ice-motherboardRead 15 October 2026Form factor ATX, 305 x 244 x 35 mm.
- PCB layers
- 65Reviewpcunboxing.com/enRead 15 October 2026A six-layer PCB specification.7Retailer pageglobal.channelonline.com/andrew/enduser/Products/overview/M026144900Read 15 October 20266 Layer PCB, with 2x Copper PCB.
- Back-connect design
- Yes1Owner's manualtrovaprezzi.it/manuali/gigabyte_aorus_x870_stealth_ice.pdfRead 15 October 2026The manual's section 1-1 has a Rear View with the power, fan, SATA and USB header connectors on the back of the PCB. Club386 and Red Dot describe the board as back-connect.5Reviewpcunboxing.com/enRead 15 October 2026The article calls it a back-plug design.9Press articleclub386.com/gigabyte-launches-two-aorus-stealth-ice-back-connect-motherboards-for-am5-cpusRead 15 October 2026The article names the boards back-connect, with the cable headers on the rear of the PCB.
- RGB lighting on the board
- Yes4Reviewprofesionalreview.com/2025/07/15/x870-aorus-stealth-ice-review/ampRead 15 October 2026The DIMM slot cover has RGB lighting. pcunboxing says the lighting near the memory slots can be set in GIGABYTE Control Center, and Channel Online lists RGB FUSION. The review writes 'cubierta embellecedora provista de iluminacion RGB'.5Reviewpcunboxing.com/enRead 15 October 2026The only lighting that GCC can adjust is on the right side of the memory slots.7Retailer pageglobal.channelonline.com/andrew/enduser/Products/overview/M026144900Read 15 October 2026Notable features list RGB FUSION.
Power delivery
- Power stage layout
- 16+2+23Maker product pagestore.aorus.com/x870-aorus-stealth-ice-motherboardRead 15 October 2026Digital twin 16+2+2 phases VRM solution with VRM Thermal Armor Advanced. A pre-launch GIGABYTE press release, seen only in a search result, says 18+2+2, which the retail board does not match.4Reviewprofesionalreview.com/2025/07/15/x870-aorus-stealth-ice-review/ampRead 15 October 202616+2+2 phases, with the 16 Vcore phases as 8+8 in parallel.5Reviewpcunboxing.com/enRead 15 October 2026CPU power 16 (80A) + 2 (80A) + 2 phases, 16-phase SPS 80A VCORE powered by 8+8 phase parallel supplies.7Retailer pageglobal.channelonline.com/andrew/enduser/Products/overview/M026144900Read 15 October 202616+2+2 Phase Power Design, VRM Thermal Armor Advanced.
- CPU core (Vcore) power stages
- 164Reviewprofesionalreview.com/2025/07/15/x870-aorus-stealth-ice-review/ampRead 15 October 2026Infineon PMC41410 power stages for Vcore and VSoC. The 16 Vcore phases run as 8+8 in parallel.5Reviewpcunboxing.com/enRead 15 October 202616-phase SPS Vcore as 8+8 in parallel.
- Vcore power stage rating
- 80A4Reviewprofesionalreview.com/2025/07/15/x870-aorus-stealth-ice-review/ampRead 15 October 2026Infineon PMC41410, 80A rated. pcunboxing writes 16 (80A) + 2 (80A) + 2 phases, which copies the maker's wording. The figure is stored as 80 A.5Reviewpcunboxing.com/enRead 15 October 202616-phase SPS 80A VCORE phases.
- VRM controller
- Infineon XDPE192C3D4Reviewprofesionalreview.com/2025/07/15/x870-aorus-stealth-ice-review/ampRead 15 October 2026Digital controller Infineon XDPE192C3D. The review also names an RT3672EE in the lower area, which is not stored.
- CPU power connectors
- 8+4 pin1Owner's manualtrovaprezzi.it/manuali/gigabyte_aorus_x870_stealth_ice.pdfRead 15 October 2026Section 2-2 and 2-8: one 8-pin ATX 12V connector (ATX_12V), one 4-pin ATX 12V connector (ATX_12V1) and the 24-pin ATX connector.4Reviewprofesionalreview.com/2025/07/15/x870-aorus-stealth-ice-review/ampRead 15 October 2026The review writes two 8-pin EPS connectors, which the manual does not support. The manual lists 8-pin plus 4-pin and wins.6Reviewfunkykit.com/reviews/motherboards/gigabyte-x870-aorus-stealth-ice-motherboard-review/2Read 15 October 2026Page 2 copies the maker's list: 24-pin ATX, 8-pin ATX12V and 4-pin ATX12V.
Memory
- Memory slots
- 41Owner's manualtrovaprezzi.it/manuali/gigabyte_aorus_x870_stealth_ice.pdfRead 15 October 2026
- Max memory
- 256GB1Owner's manualtrovaprezzi.it/manuali/gigabyte_aorus_x870_stealth_ice.pdfRead 15 October 2026
- Max memory speed (overclocked)
- 8,200MT/s3Maker product pagestore.aorus.com/x870-aorus-stealth-ice-motherboardRead 15 October 2026Memory max 8200 MHz, 4 slots, 256 GB. The page does not name a CPU family or module setup. Ryzen 9000 is the newest family of the board. Retailer sheets write 8200 MT/s (O.C.).5Reviewpcunboxing.com/enRead 15 October 2026Up to 8200 MT/s (O.C.) per the QVL list with the Ryzen 9000 series.7Retailer pageglobal.channelonline.com/andrew/enduser/Products/overview/M026144900Read 15 October 2026Memory speeds 4400 MT/s up to 8200 MT/s (O.C.).
- 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 M2A_CPU 5 4 CPU M.2 22110 No Yes Not available M2B_CPU 5 4 CPU M.2 22110 No Yes The two rear USB4 ports. With a drive in the slot, the slot and the USB4 ports run at PCIe 5.0 x2. A BIOS setting gives the slot x4 and turns the USB4 ports off. M2C_SB 4 4 Chipset M.2 22110 No Yes Not available M2D_SB 4 4 Chipset M.2 22110 No Yes The PCIEX4 slot turns off when a drive is in this slot. Source1Owner's manualtrovaprezzi.it/manuali/gigabyte_aorus_x870_stealth_ice.pdfRead 15 October 2026Section 2-2 and 2-8. M2A_CPU takes 25110/22110/2580/2280, PCIe 5.0 x4/x2 with Ryzen 9000 and 7000, from the CPU. M2B_CPU takes 22110/2280, PCIe 5.0 x4/x2, from the CPU. It shares bandwidth with the two rear USB4 ports and is unavailable with a Ryzen 8000 Phoenix 2 processor. M2C_SB and M2D_SB take 22110/2280, PCIe 4.0 x4/x2, from the chipset. The 2-8 text says the M.2 connectors support only M.2 PCIe SSDs and the table marks M.2 SATA SSDs as not supported on all four. 22110 is stored for the 25110 and 22110 slot. The heatsink flags come from the layout and from pcunboxing and Profesional Review (see their notes).4Reviewprofesionalreview.com/2025/07/15/x870-aorus-stealth-ice-review/ampRead 15 October 2026The first M.2 slot has its own heatsink. A large aluminium block covers 3 of the 4 M.2 slots. M2B_CPU has thermal pads on both sides of the drive.5Reviewpcunboxing.com/enRead 15 October 2026M2A_CPU has an M.2 Thermal Guard L heatsink. The larger M.2 Thermal Guard Ext. heatsink covers the lower three M.2 slots. M2B_CPU also has a cooling backplate with M.2 EZ-Flex and shares bandwidth with the rear USB4 port, so it defaults to x2.- M.2 slots
- 4
- PCIe 5.0 M.2 slots
- 2
- SATA ports
- 21Owner's manualtrovaprezzi.it/manuali/gigabyte_aorus_x870_stealth_ice.pdfRead 15 October 2026Section 2-2 and the block diagram: 2 x SATA 6Gb/s connectors (SATA3 0 and 1). Club386 writes 4 SATA, which the manual does not support.6Reviewfunkykit.com/reviews/motherboards/gigabyte-x870-aorus-stealth-ice-motherboard-review/2Read 15 October 2026Page 2: 2 SATA 6Gb/s ports.
Rear ports
- Rear ports
Type Version Count Max link rate (Gbps) Thunderbolt or USB4 DP Alt Mode USB-C USB4 2 40 USB4 Yes USB-C USB 3.2 Gen 2 1 10 Not available Not available USB-A USB 3.2 Gen 2 2 10 Not available Not available USB-A USB 3.2 Gen 1 4 5 Not available Not available USB-A USB 2.0 4 0.48 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/gigabyte_aorus_x870_stealth_ice.pdfRead 15 October 2026Section 2-2 and 2-6: 1 HDMI (HDMI 2.1 version, 4096x2160@60 Hz), 2 USB4 Type-C ports with DisplayPort (DisplayPort 1.4 through an adapter cable or USB4 monitor, 3840x2160@240 Hz), 1 USB Type-C with USB 3.2 Gen 2, 2 USB 3.2 Gen 2 Type-A (red), 4 USB 3.2 Gen 1, 4 USB 2.0/1.1, 1 RJ-45 up to 5 Gbps, 1 optical S/PDIF out and 2 audio jacks. The manual does not name the four USB 3.2 Gen 1 ports Type-A and does not state 40 Gbps for the USB4 ports. pcunboxing lists 4 Type-A 5Gbps ports and USB4 at 40Gbps. The two antenna connectors are not ports. The Q-Flash Plus function sits on one of the USB 3.2 Gen 2 Type-A ports. The manual lists no power output for the Type-C ports. The manual's back panel list calls the Type-C port a header, which is a wording slip.5Reviewpcunboxing.com/enRead 15 October 2026Rear list: 2 USB4 Type-C 40Gbps, 1 USB 10Gbps Type-C, 2 USB 10Gbps Type-A (red), 4 USB 5Gbps Type-A, 4 USB 2.0 Type-A, HDMI 2.1, 5 Gbps RJ-45.- Rear USB ports
- 13
- Rear USB-C ports
- 3
- 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 4 - Front USB-C header speed
- 20Gbps
- Fan headers
- 81Owner's manualtrovaprezzi.it/manuali/gigabyte_aorus_x870_stealth_ice.pdfRead 15 October 2026Section 2-2: 1 CPU fan, 1 CPU fan/water cooling pump, 4 system fan and 2 system fan/water cooling pump headers, all 4-pin. That is 8 headers.6Reviewfunkykit.com/reviews/motherboards/gigabyte-x870-aorus-stealth-ice-motherboard-review/2Read 15 October 2026Page 2 copies the maker's list: 1 CPU fan, 1 CPU fan/pump, 4 system fan and 2 system fan/pump headers.
Networking
- Ethernet controllers
- Realtek RTL81263Maker product pagestore.aorus.com/x870-aorus-stealth-ice-motherboardRead 15 October 2026Specifications: Realtek RTL8126 5GbE LAN.4Reviewprofesionalreview.com/2025/07/15/x870-aorus-stealth-ice-review/ampRead 15 October 2026LAN: Realtek RTL8126, 5 GbE.8Retailer pageshop.sumillion.com/gigabyte-x870-aorus-stealth-ice-motherboard-supports-amd-ryzen-9000-cpus-16-2-2-phases-digital-vrm-up-to-8200hz-ddr5-oc-2xpcie-5-0-2xpcie-4-0-wi-fi-7-5-gbe-lan-usb-4-x870-aorus-stealth-ice.htmlRead 15 October 20265GbE LAN (Realtek RTL8126).
- Ethernet ports
- 1
- Ethernet speed
- 5Gbps
- Wi-Fi standard
- Wi-Fi 71Owner's manualtrovaprezzi.it/manuali/gigabyte_aorus_x870_stealth_ice.pdfRead 15 October 2026Section 2-2: Qualcomm Wi-Fi 7 QCNCM865, 802.11a, b, g, n, ac, ax, be.
- Wi-Fi bands
- 2.4 GHz, 5 GHz, 6 GHz1Owner's manualtrovaprezzi.it/manuali/gigabyte_aorus_x870_stealth_ice.pdfRead 15 October 2026Section 2-2: 2.4/5/6 GHz carrier frequency bands. The 6 GHz band depends on country regulations.
- Max Wi-Fi channel width
- 320MHz1Owner's manualtrovaprezzi.it/manuali/gigabyte_aorus_x870_stealth_ice.pdfRead 15 October 2026Section 2-2: support for the 11be 320MHz wireless standard.
- Wi-Fi module
- Qualcomm QCNCM8651Owner's manualtrovaprezzi.it/manuali/gigabyte_aorus_x870_stealth_ice.pdfRead 15 October 2026Section 2-2 and the regulatory table: wireless module model name QCNCM865, Qualcomm Wi-Fi 7.3Maker product pagestore.aorus.com/x870-aorus-stealth-ice-motherboardRead 15 October 2026Specifications: Qualcomm QCNCM865 Wi-Fi 7. The page writes Bluetooth 5.3.4Reviewprofesionalreview.com/2025/07/15/x870-aorus-stealth-ice-review/ampRead 15 October 2026Wi-Fi: Qualcomm QCNCM865, Wi-Fi 7, 320 MHz.8Retailer pageshop.sumillion.com/gigabyte-x870-aorus-stealth-ice-motherboard-supports-amd-ryzen-9000-cpus-16-2-2-phases-digital-vrm-up-to-8200hz-ddr5-oc-2xpcie-5-0-2xpcie-4-0-wi-fi-7-5-gbe-lan-usb-4-x870-aorus-stealth-ice.htmlRead 15 October 2026Wi-Fi 7 (Qualcomm QCNCM865).
- Bluetooth
- 5.41Owner's manualtrovaprezzi.it/manuali/gigabyte_aorus_x870_stealth_ice.pdfRead 15 October 2026Section 2-2: BLUETOOTH 5.4, with a note that the version may change with updates. The AORUS store pages and some retailers write Bluetooth 5.3. The manual wins as the maker document.6Reviewfunkykit.com/reviews/motherboards/gigabyte-x870-aorus-stealth-ice-motherboard-review/2Read 15 October 2026Page 2 copies the maker's specification list: Qualcomm QCNCM865 Wi-Fi 7 with Bluetooth 5.4.
Audio
- Audio codec
- Realtek ALC12201Owner's manualtrovaprezzi.it/manuali/gigabyte_aorus_x870_stealth_ice.pdfRead 15 October 2026Section 2-2: Realtek ALC1220 CODEC. The store pages write ALC1220-VB.3Maker product pagestore.aorus.com/x870-aorus-stealth-ice-motherboardRead 15 October 2026Specifications: Realtek ALC1220-VB, 7.1 channels.4Reviewprofesionalreview.com/2025/07/15/x870-aorus-stealth-ice-review/ampRead 15 October 2026Audio codec: Realtek ALC1220.
- DAC chip
- Not available
Features
- POST code display
- Yes1Owner's manualtrovaprezzi.it/manuali/gigabyte_aorus_x870_stealth_ice.pdfRead 15 October 2026Section 1-1 layout shows DB_PORT with the note that debug code information is in the Debug LED Codes pages (section 5-2), which list two-character codes. Section 2-7 lists four status LEDs (CPU, DRAM, VGA, BOOT). Profesional Review and pcunboxing describe a digital debug code display in the upper right corner of the board.4Reviewprofesionalreview.com/2025/07/15/x870-aorus-stealth-ice-review/ampRead 15 October 2026The upper corner has a POST panel with 4 LEDs and a digital Debug LED display, with the Power, Reset and Q-Flash Plus buttons.5Reviewpcunboxing.com/enRead 15 October 2026The upper right corner has an EZ DeBug lamp, PWR and RESET buttons, a Q-Flash Plus button and a debug code display.
- Power button on the board
- Yes1Owner's manualtrovaprezzi.it/manuali/gigabyte_aorus_x870_stealth_ice.pdfRead 15 October 2026Section 2-7: power button and reset button on the board for open-case use.
- Pre-installed I/O shield
- Not available
- Tool-free features
- Tool-free M.2 latch, Tool-free M.2 heatsink, PCIe slot release, Push-on antenna connector1Owner's manualtrovaprezzi.it/manuali/gigabyte_aorus_x870_stealth_ice.pdfRead 15 October 2026Section 2-5 and 2-8: PCIe EZ-Latch Plus, M.2 EZ-Latch Plus (screwless M.2 SSD clip) and M.2 EZ-Latch Click (screwless heatsink). The WIFI EZ-Plug antenna connector is named on the AORUS store page and in Funkykit and Profesional Review.3Maker product pagestore.aorus.com/x870-aorus-stealth-ice-motherboardRead 15 October 2026Key features: EZ-Latch Plus quick-release screwless design for PCIe and M.2 slots, M.2 EZ-Latch Click heatsinks and WIFI EZ-Plug antenna design.5Reviewpcunboxing.com/enRead 15 October 2026The article lists EZ-Latch Plus and Click and the PCIe slot release.6Reviewfunkykit.com/reviews/motherboards/gigabyte-x870-aorus-stealth-ice-motherboard-review/2Read 15 October 2026Page 2: WIFI EZ-Plug, EZ-Latch Plus and EZ-Latch Click.
Measured
- Power draw idle
- Not available
- Power draw CPU stress
- Not available
In the box
- In the box
- X870 AORUS STEALTH ICE motherboard, User's Manual, Quick Installation Guide, One antenna, Two SATA cables, One G Connector, Three packs of M.2 thick/thin rubber pads1Owner's manualtrovaprezzi.it/manuali/gigabyte_aorus_x870_stealth_ice.pdfRead 15 October 2026Section 1-3. The list is shared with the black X870 AORUS STEALTH, and the manual says the actual items depend on the package.
Links
- Product page
- www.gigabyte.com/Motherboard/X870-AORUS-STEALTH-ICE-rev-102Maker product pagegigabyte.com/Motherboard/X870-AORUS-STEALTH-ICE-rev-10Read 15 October 2026The URL comes from the job evidence and search results. gigabyte.com blocks agents, so the page was not opened. GIGABYTE lists the board as Rev. 1.0 and Rev. 1.1. Specifications were read from the user's manual, the maker's AORUS store page, retailer sheets and reviews.
- Spec sheet
- Not available
- Manual
- www.trovaprezzi.it/manuali/gigabyte_aorus_x870_stealth_ice.pdf1Owner's manualtrovaprezzi.it/manuali/gigabyte_aorus_x870_stealth_ice.pdfRead 15 October 2026GIGABYTE User's Manual Rev. 1002 for X870 AORUS STEALTH ICE and X870 AORUS STEALTH (model numbers X870 A STEALTH ICE and X870 A STEALTH), 48 pages, English, hosted by trovaprezzi.it. The maker's own manual was not opened because gigabyte.com blocks agents.
- EPREL registration number
- Not available
Warranty
- Manufacturer warranty (source market)
- 3years3Maker product pagestore.aorus.com/x870-aorus-stealth-ice-motherboardRead 15 October 2026Warranty 3 years on the AORUS store page (EU store).8Retailer pageshop.sumillion.com/gigabyte-x870-aorus-stealth-ice-motherboard-supports-amd-ryzen-9000-cpus-16-2-2-phases-digital-vrm-up-to-8200hz-ddr5-oc-2xpcie-5-0-2xpcie-4-0-wi-fi-7-5-gbe-lan-usb-4-x870-aorus-stealth-ice.htmlRead 15 October 2026Warranty 3 years.
Compare with
Pick a motherboard to see both side by side. Differences are marked yellow.
Sources
We read 10 sources for this motherboard. The numbers match the markers in the sheet.
- Maker product pagegigabyte.com/Motherboard/X870-AORUS-STEALTH-ICE-rev-10
- Maker product pagestore.aorus.com/x870-aorus-stealth-ice-motherboard
- Reviewpcunboxing.com/en
- Maker product pageamd.com/en/products/processors/chipsets/am5.html
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