
- Model:X870 AORUS STEALTH
- Supports AMD Ryzen 9000/8000/7000 CPUs
- AMD X870, AM5 socket, ATX
- 4 x DDR5 DIMMs, up to 8200 MT/s OC
- PCIe 5.0 x16, Wi-Fi 7, 5GbE LAN, USB4
- 3 Years Warranty from Gigabyte
Overview
The Gigabyte X870 AORUS STEALTH is an ATX motherboard built on the AMD X870 chipset with the AM5 socket. It supports AMD Ryzen 9000, 8000 and 7000 Series processors and uses a reverse-connector STEALTH design for wide chassis compatibility.
Power comes from a Digital Twin VRM with 16 VCORE phases (SPS 80A, 8+8 parallel design), 2 SOC phases (SPS 80A) and 2 MISC phases. It has 4 DDR5 DIMM slots in dual channel with AMD EXPO support, with DDR5 overclocking up to 8200 MT/s, and a UD Power Connector with solid pins and a UD Base Plate.
Cooling includes VRM Thermal Armor Advanced with a superior heatpipe and 7 W/mK thermal pad, M.2 Thermal Guard L, M.2 Thermal Guard Ext. and the patented M.2 EZ-Flex design. Storage is handled by four M.2 slots, two PCIe 5.0 and two PCIe 4.0, plus 2 SATA 6Gb/s ports. The PCIe UD Slot supports PCIe 5.0 x16 for graphics cards.
Connectivity includes two USB4 Type-C ports with DP-Alt at up to 40Gb/s, HDMI, 5GbE LAN and Wi-Fi 7 with a directional ultra-high gain antenna. DIY-friendly features include DriverBIOS, WIFI EZ-Plug, M.2 EZ-Latch Click, M.2 EZ-Latch Plus, PCIe EZ-Latch Plus, EZ-Debug Zone and Q-Flash Plus.
- X3D Turbo Mode: Unleash new era gaming performance
- DDR5 OC up to 8200MT/s
- DriverBIOS: Wi-Fi Driver Pre-install, Power-On & EZ to Launch the Network.
- AMD Socket AM5: Supports AMD Ryzen™ 9000 / 8000 / 7000 Series Processors
- Digital twin 16+2+2 phases VRM solution
- Dual Channel DDR5: 4*DIMMs with AMD EXPO™Memory Module Support
- M.2 EZ-Flex: high-efficiency heat dissipation & flexible baseplate for M.2 SSD (Exclusive Patented Design)
- WIFI EZ-Plug: Quick and easy design for Wi-Fi antenna installation
- EZ-Latch Plus: PCIe and M.2 slots with Quick Release & Screwless Design
- EZ-Latch Click: M.2 heatsinks with screwless design
- Friendly UI: Multi-Theme, AIO Fan Control, and Q-Flash Auto Scan in BIOS and SW
- Ultra-Fast Storage: 4*M.2 slots, including PCIe 5.0 x4
- Efficient Thermal: VRM Thermal Armor Advanced & M.2 Thermal Guard L & M.2 Thermal Guard Ext.
- Fast Networking: 5GbE LAN & Wi-Fi 7 with directional Ultra-high gain antenna
- Extended Connectivity: HDMI, Dual USB4 Type-C with DP-Alt
- PCIe UD Slot: PCIe 5.0 x16 slots with 10X strength for graphics card & Better Heat dissipation effect
- UD Base Plate: Experience the protection and heat dissipation with the UD Base Plate.
Specifications
- CPU
- AMD Socket AM5, support for: AMD Ryzen™ 9000 Series Processors/ AMD Ryzen™ 8000 Series Processors/ AMD Ryzen™ 7000 Series Processors (Go to GIGABYTE's website for the latest CPU support list.)
- Chipset
- AMD X870
- Memory
- Support for DDR5 8200(O.C) / 8000(O.C) / 7950(O.C) / 7900(O.C) / 7800(O.C) / 7600(O.C.) / 7400(O.C.) / 7200(O.C.) / 7000(O.C.) / 6800(O.C.) / 6600(O.C.) / 6400(O.C) / 6200(O.C) / 6000(O.C) / 5800(O.C) / 5600(O.C) / 5200 / 4800 / 4400 MT/s memory modules. 4 x DDR5 DIMM sockets supporting up to 256 GB (64 GB single DIMM capacity) of system memory Dual channel memory architecture Support for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modules Support for AMD EXtended Profiles for Overclocking (AMD EXPO™) and Extreme Memory Profile (XMP) memory modules (The CPU and memory configuration may affect the supported memory types, data rate (speed), and number of DRAM modules, please refer to "Memory Support List" on GIGABYTE's website for more information.)
- Onboard Graphics
- Integrated Graphics Processor with AMD Radeon™ Graphics support+ASMedia USB4® Controller: 2 x USB4® USB Type-C® ports, supporting USB4 and DisplayPort video outputs and a maximum resolution of 3840x2160@240 Hz Support for DisplayPort 1.4 version and HDR. Integrated Graphics Processor with AMD Radeon™ Graphics support: 1 x HDMI port, supporting a maximum resolution of 4096x2160@60 Hz Support for HDMI 2.1 version, HDCP 2.3, and HDR. Support for native HDMI 2.1 TMDS compatible ports. (Graphics specifications may vary depending on CPU support.)
- Audio
- Realtek® ALC1220 CODEC The back panel line out jack supports DSD audio. High Definition Audio 2/4/5.1/7.1-channel You can change the functionality of an audio jack using the audio software. To configure 7.1-channel audio, access the audio software for audio settings. Support for S/PDIF Out
- LAN
- Realtek® 5GbE LAN chip (5 Gbps/2.5 Gbps/1 Gbps/100 Mbps)
- Wireless Communication module
- Qualcomm® Wi-Fi 7 QCNCM865 802.11a, b, g, n, ac, ax, be, supporting 2.4/5/6 GHz carrier frequency bands BLUETOOTH 5.4 Support for 11be 320MHz wireless standard (Actual data rate may vary depending on environment and equipment.) Wi-Fi 7 features require Windows 11 SV3 to function properly. (There is no support driver for Windows 10.) Wi-Fi 7 channels on 6 GHz band availability depends on individual country's regulations. Bluetooth version may change with updates. See the Wi-Fi chip vendor's website for details.
- Expansion Slots
- 1 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 The PCIEX16 slot can only support a graphics card or an NVMe SSD. If only one graphics card is to be installed, be sure to install it in the PCIEX16 slot. Chipset: 1 x PCI Express x16 slot, supporting PCIe 4.0 and running at x4 (PCIEX4) The PCIEX4 slot shares bandwidth with the M2D_SB connector. The PCIEX4 slot becomes unavailable when a device is installed in the M2D_SB connector.
- Storage Interface
- 1 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 becomes unavailable when an AMD Ryzen™ 8000 SeriesPhoenix 2 processor is used. 2 x M.2 connectors (M2C_SB, M2D_SB), integrated in the Chipset, supporting Socket 3, M key, type 22110/2280 PCIe 4.0 x4/x2 SSDs 2 x SATA 6Gb/s connectors RAID 0, RAID 1, RAID 5, and RAID 10 support for NVMe SSD storage devices RAID 5 is only available on AMD Ryzen™ 9000 Series Processors. RAID 0 and RAID 1 support for SATA storage devices
- USB
- CPU+ASMedia USB4® controller: 2 x USB4® USB Type-C® ports on the back panel The two USB4® USB Type-C® ports share bandwidth with the M2B_CPU connector. When a device is installed in the M2B_CPU connector, both the connector and the USB4® ports operate at up to PCIe 5.0 x2 mode. You can configure the M2B_CPU connector to PCIe 5.0 x4 mode in the BIOS Setup; however, the USB4® USB Type-C® ports will become unavailable. CPU: 1 x USB Type-C® port on the back panel, with USB 3.2 Gen 2 support CPU+USB 3.2 Gen 1 Hub: 4 x USB 3.2 Gen 1 ports on the back panel CPU+USB 2.0 Hub: 4 x USB 2.0/1.1 ports on the back panel Chipset: 1 x USB Type-C® port with USB 3.2 Gen 2x2 support, available through the internal USB header 2 x USB 3.2 Gen 2 Type-A ports (red) on the back panel 2 x USB 3.2 Gen 1 ports available through the internal USB header 4 x USB 2.0/1.1 ports available through the internal USB headers
- Internal I/O Connectors
- 1 x 24-pin ATX main power connector 1 x 8-pin ATX 12V power connector 1 x 4-pin ATX 12V power connector 1 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 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 1 x noise detection header 1 x Trusted Platform Module header (For the 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
- Back Panel Connectors
- 1 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 (Note) Actual support may vary by CPU.
- I/O Controller
- iTE® I/O Controller Chip
- H/W Monitoring
- Voltage detection Temperature detection Fan speed detection Water cooling flow rate detection Fan fail warning Fan speed control Whether the fan (pump) speed control function is supported will depend on the fan (pump) you install.
- BIOS
- 1 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
- Unique Features
- Support for GIGABYTE Control Center (GCC) Available applications in GCC may vary by motherboard model. Supported functions of each application may also vary depending on motherboard specifications. Support for Q-Flash Support for Q-Flash Plus Support for Smart Backup
- Bundled Software
- Norton® Internet Security (OEM version)
- Operating System
- Support for Windows 11 64-bit
- Form Factor
- ATX Form Factor; 30.5cm x 24.4cm
Warranty
3 Years manufacturer warranty from Gigabyte. Warranty service is provided by the brand's authorised service centre under the brand's own terms; keep the original invoice and the serial number for any claim, and we will guide you through the process. Details are in our Warranty Policy.






