PRIME X870-P-CSM

Socket AM5,
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AMD Socket AM5 for AMD Ryzen^™ 9000 & 8000 & 7000 Series Desktop Processors*
* Refer to https://www.asus.com/support/download-center/ for CPU support list.

AMD X870 Chipset

4 x DIMM slots, max. 256GB, DDR5
Supports up to 8000+MT/s(OC) with Ryzen^™ 9000 & 8000 & 7000 Series Processors
ECC and Non-ECC, Un-buffered DIMM*
Dual channel memory architecture
Supports AMD Extended Profiles for Overclocking (EXPO^™)
ASUS Enhanced Memory Profile (AEMP)
* Adjustments will be made based on the specifications of mass-produced memory products available on the market.
* Supported memory types, data rate (speed), and number of DRAM modules vary depending on the CPU and memory configuration, for more information please refer to CPU/Memory Support list under the Support tab of product information site or visit https://www.asus.com/support/download-center/.
* Non-ECC, un-buffered DDR5 memory supports On-Die ECC function.

1 x HDMI^™ port**
2 x USB4^® (40Gbps) ports support USB Type-C^® display outputs***
* Graphics specifications may vary between CPU types. Please refer to AMD CPU specifications.
** Supports 4K@60Hz as specified in HDMI 2.1.
*** Supports max. 4K@60Hz as specified in DisplayPort 1.4a.
*** VGA resolution support depends on processors' or graphic cards' resolution.

AMD Ryzen^™ 9000 & 7000 Series Desktop Processors*
1 x PCIe 5.0 x16 slot (supports x16 mode)
AMD Ryzen^™ 8000 Series Desktop Processors
1 x PCIe 4.0 x16 slot (supports x8/x4 mode)**
AMD X870 Chipset
2 x PCIe 4.0 x16 slots (support x1 mode)***
* Please check the PCIe bifurcation table on the support site (https://www.asus.com/support/FAQ/1037507/).
** Specifications vary by CPU types.
*** PCIEX16(G4)_1 and PCIEX16(G4)_2 share bandwidth with M.2_3. PCIEX16(G4)_1 and PCIEX16(G4)_2 will be disabled when M.2_3 runs.
- To ensure compatibility of the device installed, please refer to https://www.asus.com/support/download-center/ for the list of supported peripherals.

Supports 4 x M.2 slots and 2 x SATA 6Gb/s ports
AMD Ryzen^™ 9000 & 7000 Series Desktop Processors
M.2_1 slot (Key M), type 2280 (supports PCIe 5.0 x4 mode)
AMD Ryzen^™ 8000 Series Desktop Processors
M.2_1 slot (Key M), type 2280 (supports PCIe 4.0 x4 mode)
AMD X870 Chipset
M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4 mode)
M.2_3 slot (Key M), type 2280 (supports PCIe 4.0 x4 mode)*
M.2_4 slot (Key M), type 2280 (supports PCIe 3.0 x2 mode)**
2 x SATA 6Gb/s ports**
* PCIEX16(G4)_1 and PCIEX16(G4)_2 share bandwidth with M.2_3. PCIEX16(G4)_1 and PCIEX16(G4)_2 will be disabled when M.2_3 runs.
** M.2_4 shares bandwidth with SATA6G_1 and SATA6G_2. M.2_4 will be disabled when SATA6G_1 or SATA6G_2 runs.
AMD RAIDXpert2 Technology
Ryzen^™ 9000 Series Processors: RAID 0/1/5/10
Ryzen^™ 8000 Series Processors: RAID 0/1
Ryzen^™ 7000 Series Processors: RAID 0/1/10

1 x Realtek 2.5Gb Ethernet
ASUS LANGuard

Rear USB (Total 10 ports)
2 x USB4^® (40Gbps) ports (2 x USB Type-C^®)
1 x USB 10Gbps port (1 x Type-A)
3 x USB 5Gbps ports (3 x Type-A)
4 x USB 2.0 ports (4 x Type-A)
Front USB (Total 7 ports)
1 x USB 10Gbps connector (supports USB Type-C^®)
1 x USB 5Gbps header supports 2 additional USB 5Gbps ports
2 x USB 2.0 headers support 4 additional USB 2.0 ports
* USB Type-C^® power delivery output: max. 5V/3A

Realtek 7.1 Surround Sound High Definition Audio CODEC*
- Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking
- Supports up to 24-Bit/192 kHz playback
Audio Features
- Audio Shielding
- Premium audio capacitors
- Dedicated audio PCB layers
* A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output.

2 x USB4^® (40Gbps) ports (2 x USB Type-C^®)
1 x USB 10Gbps port (1 x Type-A)
3 x USB 5Gbps ports (3 x Type-A)
4 x USB 2.0 ports (4 x Type-A)
1 x HDMI^™ port
1 x Realtek 2.5Gb Ethernet port
3 x Audio jacks
1 x BIOS FlashBack^™ button

Fan and Cooling Related
1 x 4-pin CPU Fan header
1 x 4-pin CPU OPT Fan header
1 x 4-pin AIO Pump header
4 x 4-pin Chassis Fan headers
Power Related
1 x 24-pin Main Power connector
2 x 8-pin +12V CPU Power connectors
Storage Related
4 x M.2 slots (Key M)
2 x SATA 6Gb/s ports
USB
1 x USB 10Gbps connector (supports USB Type-C^®)
1 x USB 5Gbps header supports 2 additional USB 5Gbps ports
2 x USB 2.0 headers support 4 additional USB 2.0 ports
Miscellaneous
3 x Addressable Gen 2 headers
1 x Clear CMOS header
1 x COM Port header
1 x Front Panel Audio header (F_AUDIO)
1 x S/PDIF Out header
1 x SPI TPM header (14-1 pin)
1 x 10-1 pin System Panel header

ASUS 5X PROTECTION III
- DIGI+ VRM (- Digital power design with DrMOS)
- LANGuard
- Overvoltage protection
- SafeSlot
- Stainless-steel back I/O
ASUS Q-Design
- M.2 Q-Latch
- PCIe Slot Q-Release
- Q-Dashboard
- Q-DIMM
- Q-LED Core
- Q-Slot
ASUS Thermal Solution
- Flexible M.2 heatsink
- VRM heatsink design
ASUS EZ DIY
- BIOS FlashBack^™ button
- BIOS FlashBack^™ LED
- ProCool
- Pre-mounted I/O shield
- SafeSlot
Aura Sync
- Addressable Gen 2 headers

ASUS Exclusive Software
Armoury Crate
- Aura Creator
- Aura Sync
- Fan Xpert 4 (with AI Cooling II)
- Power Saving
ASUS DriverHub
TurboV Core
ASUS CPU-Z
Norton 360 Deluxe (60 Days Free Trial)
WinRAR (40 Days Free Trial)
UEFI BIOS
ASUS EZ DIY
- ASUS CrashFree BIOS 3
- ASUS EZ Flash 3
- ASUS UEFI BIOS EZ Mode
- ASUS MyHotkey

IT Management software supported
- ASUS Control Center Express(ACCE)

256 Mb Flash ROM, UEFI AMI BIOS

WOL by PME, PXE

Cables
2 x SATA 6Gb/s cables
Miscellaneous
1 x M.2 rubber package
2 x Screw packages for M.2 SSD
Documentation
1 x ACC Express Activation Key Card
1 x Quick start guide

Windows 11, Windows 10 64-bit

ATX Form Factor
12 inch x 9.6 inch ( 30.5 cm x 24.4 cm )