ASUS Alaplap AM5 PRIME B840M-A-CSM AMD B840, mATX CPU 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. Chipset AMD
B840 Chipset Memory 4 x DIMM slots, max. 192GB, DDR5Supports up to 7600+MT/s
(OC) with Ryzen? 9000 & 8000 & 7000 Series Processors, ECC and Non-ECC,
Un-buffered DIMM*Dual channel memory architectureSupports AMD Extended Profiles
for Overclocking (EXPO?)ASUS Enhanced Memory Profile (AEMP)* 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/. Adjustments will be made based on
the specifications of mass-produced memory products available on the market.*
Non-ECC, un-buffered DDR5 memory supports On-Die ECC function. Graphics 2 x
DisplayPort**1 x HDMI? port**** Graphics specifications may vary between CPU
types. Please refer to AMD CPU specifications.** Supports max. 8K@30Hz as
specified in DisplayPort 1.4.*** Supports 4K@60Hz as specified in HDMI 2.1.
Expansion Slots AMD Ryzen? 9000 & 7000 Series Desktop Processors*1 x PCIe
4.0 x16 slot (supports x16 mode)AMD Ryzen? 8000 Series Desktop Processors1 x
PCIe 4.0 x16 slot (supports x8/x4 mode)**AMD B840 Chipset2 x PCIe 3.0 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.- To ensure compatibility of the device installed, please refer to
https://www.asus.com/support/download-center/ for the list of supported
peripherals. Storage Total supports 3 x M.2 slots and 4 x SATA 6Gb/s portsAMD
Ryzen? 9000 & 7000 Series Desktop ProcessorsM.2_1 slot (Key M), type 2280
(supports PCIe 4.0 x4 mode)M.2_2 slot (Key M), type 2242/2260/2280 (supports
PCIe 4.0 x4 mode)AMD Ryzen? 8000 Series Desktop ProcessorsM.2_1 slot (Key M),
type 2280 (supports PCIe 4.0 x4 mode)M.2_2 slot (Key M), type 2242/2260/2280
(supports PCIe 4.0 x4/x2 mode)*AMD B840 ChipsetM.2_3 slot (Key M), type 2280
(supports PCIe 3.0 x4 mode)4 x SATA 6Gb/s ports* Specifications vary by CPU
types.AMD RAIDXpert2 TechnologyRyzen? 9000 Series Processors: RAID
0/1/5/10Ryzen? 8000 Series Processors: RAID 0/1Ryzen? 7000 Series Processors:
RAID 0/1/10 Ethernet 1 x Realtek 2.5Gb EthernetASUS LANGuard USB Rear USB (Total
7 ports)2 x USB 10Gbps ports (2 x Type-A)1 x USB 5Gbps port (1 x USB Type-CŽ)4 x
USB 2.0 ports (4 x Type-A)Front USB (Total 7 ports)1 x USB 5Gbps connector
(supports USB Type-CŽ)1 x USB 5Gbps header supports 2 additional USB 5Gbps
ports2 x USB 2.0 headers support 4 additional USB 2.0 ports* USB Type-CŽ power
delivery output: max. 5V/3A Audio 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 playbackAudio 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. Back Panel I/O Ports 2 x USB 10Gbps ports (2 x Type-A)1 x USB
5Gbps port (1 x USB Type-CŽ)4 x USB 2.0 ports (4 x Type-A)2 x DisplayPort1 x
HDMI? port1 x Realtek 2.5Gb Ethernet port3 x Audio jacks1 x BIOS FlashBack?
button Internal I/O Connectors Fan and Cooling Related1 x 4-pin CPU Fan header1
x 4-pin CPU OPT Fan header2 x 4-pin Chassis Fan headersPower Related1 x 24-pin
Main Power connector1 x 8-pin +12V CPU Power connectorStorage Related3 x M.2
slots (Key M)4 x SATA 6Gb/s portsUSB1 x USB 5Gbps connector (supports USB
Type-CŽ )1 x USB 5Gbps header supports 2 additional USB 5Gbps ports2 x USB 2.0
headers support 4 additional USB 2.0 portsMiscellaneous3 x Addressable Gen 2
headers1 x Clear CMOS header1 x COM Port header1 x Front Panel Audio header
(F_AUDIO)1 x S/PDIF Out header1 x SPI TPM header (14-1 pin)1 x 10-1 pin Front
Panel System header Special Features ASUS 5X PROTECTION III- DIGI+ VRM-
LANGuard- Overvoltage protection- SafeSlot Core+- Stainless-steel back I/OASUS
Q-Design- Q-Dashboard- Q-DIMM- Q-LED Core- Q-SlotASUS Thermal Solution- M.2
heatsink- VRM heatsink designASUS EZ DIY- BIOS FlashBack? button- BIOS
FlashBack? LED- Pre-mounted I/O shieldAura Sync- Addressable Gen 2 headers
Software Features ASUS Exclusive SoftwareArmoury Crate- Aura Creator- Aura Sync-
Fan Xpert 2+- Power SavingASUS DriverHubTurboV CoreASUS CPU-ZAdobe Creative
Cloud (Free Trial)Norton 360 Deluxe (60 Days Free Trial)WinRAR (40 Days Free
Trial)UEFI BIOSASUS EZ DIY- ASUS CrashFree BIOS 3- ASUS EZ Flash 3- ASUS UEFI
BIOS EZ Mode- ASUS MyHotkey Remote Management Features IT Management software
supported- ASUS Control Center Express (ACCE) BIOS 256 Mb Flash ROM, UEFI AMI
BIOS Manageability WOL by PME, PXE Accessories Cables2 x SATA 6Gb/s
cablesMiscellaneous1 x M.2 rubber package2 x Screw packages for M.2
SSDDocumentation1 x ACC Express Activation Key Card1 x Quick start guide
Operating System Windows 11, Windows 10 64-bit Form Factor micro-ATX Form
Factor9.6 inch x 9.6 inch (24.4 cm x 24.4 cm)