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White ATX motherboard with silver heatsinks and rear I/O shield

GIGABYTE

GIGABYTE X870 AORUS STEALTH ICE AMD AM5 motherboard

SKU CH-NB4D-SFNBN

ATX motherboard for AMD Ryzen 9000, 8000 and 7000 CPUs with DDR5, four M.2 slots, PCIe 5.0, USB4, WIFI7 and 5 GbE LAN

  • CPU Socket TypeAM5
  • CPU TypeRyzen Series
  • ChipsetAMD X870
  • Number of Memory Slots4x288pin (DDR5)
  • Maximum Memory Supported256GB
  • Channel SupportedDual Channel
  • Supports Ryzen 9000, 8000 and 7000 series processors on AM5 socket
  • 256 GB DDR5 capacity across four 288-pin slots for high-speed memory
  • 16+2+2 twin digital VRM design with VRM and M.2 thermal guards for stable power delivery
  • PCIe 5.0 graphics slot, four M.2 connectors and USB4 Type-C ports for fast expansion
  • WIFI7, BLUETOOTH 5.3 and 5 GbE LAN with Wi-Fi EZ-Plug antenna for high-speed networking

AM5 motherboard for Ryzen 9000 and 7000 series

The GIGABYTE X870 AORUS STEALTH ICE is an ATX board built for AMD Socket AM5 processors. It accepts Ryzen 9000, 8000 and 7000 series CPUs and provides four 288-pin DDR5 slots with a 256 GB maximum. The platform targets builders who need current-generation CPU support and high-speed memory in a standard form factor.

VRM and M.2 Thermal Guard with 16+2+2 digital power

A 16+2+2 twin digital VRM design feeds the CPU while dedicated thermal guards cover the power circuitry and M.2 slots. The arrangement moves heat away from critical components during sustained workloads. No acoustic or power-draw figures are supplied by the manufacturer.

Four M.2 slots with PCIe 5.0 support on Ryzen 9000

Four M.2 connectors are available, including one CPU-linked slot that runs at PCIe 5.0 x4 with Ryzen 9000 and 7000 processors. Additional slots operate at PCIe 4.0 speeds. This layout determines how many high-throughput drives can be installed without sharing bandwidth.

Highlights

  • Supports Ryzen 9000, 8000 and 7000 series processors on AM5 socket
  • 256 GB DDR5 capacity across four 288-pin slots for high-speed memory
  • 16+2+2 twin digital VRM design with VRM and M.2 thermal guards for stable power delivery
  • PCIe 5.0 graphics slot, four M.2 connectors and USB4 Type-C ports for fast expansion
  • WIFI7, BLUETOOTH 5.3 and 5 GbE LAN with Wi-Fi EZ-Plug antenna for high-speed networking

Specifications

BrandGIGABYTE
ModelX870 AORUS STEALTH ICE
CPU Socket TypeAM5
CPU TypeRyzen Series
ChipsetAMD X870
Number of Memory Slots4x288pin (DDR5)
Maximum Memory Supported256GB
Channel SupportedDual Channel
ECC SupportedNon-ECC
Buffer SupportedUn-buffered
Memory FeatureSupport for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modules
PCI Express 5.0 x161 x PCI Express x16 slot (PCIEX16), integrated in the CPU:
AMD Ryzen 9000/7000 Series Processors support PCIe 5.0 x16 mode
AMD Ryzen 8000 Series-Phoenix 1 Processors support PCIe 4.0 x8 mode
AMD Ryzen 8000 Series-Phoenix 2 Processors support PCIe 4.0 x4 mode
PCI Express x41 x PCI Express x16 slot, supporting PCIe 4.0 and running at x4 (PCIEX4)
M.21 x M.2 connector (M2A_CPU), integrated in the CPU, supporting Socket 3, M key, type 25110/22110/2580/2280 SSDs:
AMD Ryzen 9000/7000 Series Processors support PCIe 5.0 x4/x2 SSDs
AMD Ryzen 8000 Series-Phoenix 1 Processors support PCIe 4.0 x4/x2 SSDs
AMD Ryzen 8000 Series-Phoenix 2 Processors support PCIe 4.0 x4/x2 SSDs
1 x M.2 connector (M2B_CPU), integrated in the CPU, supporting Socket 3, M key, type 22110/2280 SSDs:
AMD Ryzen 9000/7000 Series Processors support PCIe 5.0 x4/x2 SSDs
AMD Ryzen 8000 Series-Phoenix 1 Processors support PCIe 4.0 x4/x2 SSDs
* The M2B_CPU connector become
SATA RAIDRAID 0, RAID 1, RAID 5, and RAID 10 support for NVMe SSD storage devices
Audio Channels7.1 Channels
Max LAN Speed5Gbps
Wireless LANWi-Fi 802.11 ax
BluetoothBLUETOOTH 5.3
Back I/O Ports1 x HDMI port (Note)
2 x antenna connectors (2T2R)
2 x USB4 USB Type-C ports (DisplayPort (Note))
1 x USB Type-C header, with USB 3.2 Gen 2 support
2 x USB 3.2 Gen 2 Type-A ports (red)
4 x USB 3.2 Gen 1 ports
4 x USB 2.0/1.1 ports
1 x RJ-45 port
1 x optical S/PDIF Out connector
2 x audio jacks
Onboard USB1 x USB Type-C header, with USB 3.2 Gen 2x2 support
1 x USB 3.2 Gen 1 header
2 x USB 2.0/1.1 headers
Other Connectors1 x CPU fan header
1 x CPU fan/water cooling pump header
4 x system fan headers
2 x system fan/water cooling pump headers
3 x addressable RGB Gen2 LED strip headers
1 x RGB LED strip header
4 x M.2 Socket 3 connectors
2 x SATA 6Gb/s connectors
1 x front panel header
1 x front panel audio header
1 x noise detection header
1 x Trusted Platform Module header (For the GC-TPM2.0 SPI/GC-TPM2.0 SPI 2.0/GC-TPM2.0 SPI V2 module only)
1 x Q-Flash Plus button
1 x power button
1 x reset button
1 x reset jumper
2 x temperature sensor headers
1 x Clear CMOS jumper
Form FactorATX
Dimensions (W x L)12.0" x 9.6"
Power Pin1 x 24-pin ATX main power connector
1 x 8-pin ATX 12V power connector
1 x 4-pin ATX 12V power connector
BIOS Feature1 x 512 Mbit flash
Use of licensed AMI UEFI BIOS
PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0
Windows 11Supported
FeaturesSupport for GIGABYTE Control Center (GCC)
Support for Q-Flash
Support for Q-Flash Plus
Support for Smart Backup

Questions about this item

How do I install the CPU and what step is often missed on the AM5 socket?

Place the Ryzen 7000/8000/9000 processor into the AM5 socket, align the triangle markers, lower the retention arm, and secure the lever — the step people miss is confirming the lever clicks fully locked before mounting the cooler.

What maintenance or replacement will the M.2 thermal guards need later?

The VRM and M.2 Thermal Guards are passive metal shields; they need no replacement, only occasional dust removal with compressed air to keep airflow clear over the four M.2 slots.

What limit appears first under sustained load with the 16+2+2 Twin Digital VRM?

The VRM thermal limit is reached first during prolonged heavy current draw; the integrated heatsink dissipates heat but cannot increase its surface area, so temperatures plateau and may throttle the CPU.

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