Brand: ASUS Model: PRIME B840M-A-CSM Form Factor: Micro ATX (24.4 cm x 24.4 cm) Chipset Type: AMD B840 Chipset Manufacturer: AMD Chipset Socket: AMD AM5 Compatible CPUs: AMD Ryzen 9000 / 8000 / 7000 Series Desktop Processors Memory: - 4 x DIMM slots, max. 256 GB, DDR5 - Dual Channel memory architecture - Supports up to 7600+ MT/s (OC) - Supports AMD EXPO - Supports ASUS Enhanced Memory Profile (AEMP) Storage: - 3 x M.2 slots (Key M) - 4 x SATA 6Gb/s ports - RAID 0 / 1 / 5 / 10 support (varies by CPU series) Expansion Slots: - 1 x PCIe 4.0 x16 slot (supports x16 mode) — SafeSlot Core+ - 2 x PCIe 3.0 x16 slots (support x1 mode) Network: - Realtek 2.5Gb Ethernet - ASUS LANGuard Ports (Back Panel): - 2 x DisplayPort - 1 x HDMI port - 2 x USB 10Gbps Type-A - 1 x USB 5Gbps Type-C - 4 x USB 2.0 Type-A - 1 x BIOS FlashBack button - 3 x Audio jacks Ports (Internal Headers): - 1 x USB 5Gbps connector - 1 x USB 5Gbps header - 2 x USB 2.0 headers Audio: - Realtek 7.1 Surround Sound - High Definition Audio CODEC - Supports up to 24-Bit/192 kHz playback - Audio Shielding - Premium Audio Capacitors - Dedicated Audio PCB Layers - S/PDIF Out header Operating System: Windows 11 / Windows 10 64-bit
Brand: ASUS Model: PRIME B840M-A-CSM Form Factor: Micro ATX (24.4 cm x 24.4 cm) Chipset Type: AMD B840 Chipset Manufacturer: AMD Chipset Socket: AMD AM5 Compatible CPUs: AMD Ryzen 9000 / 8000 / 7000 Series Desktop Processors Memory: - 4 x DIMM slots, max. 256 GB, DDR5 - Dual Channel memory architecture - Supports up to 7600+ MT/s (OC) - Supports AMD EXPO - Supports ASUS Enhanced Memory Profile (AEMP) Storage: - 3 x M.2 slots (Key M) - 4 x SATA 6Gb/s ports - RAID 0 / 1 / 5 / 10 support (varies by CPU series) Expansion Slots: - 1 x PCIe 4.0 x16 slot (supports x16 mode) — SafeSlot Core+ - 2 x PCIe 3.0 x16 slots (support x1 mode) Network: - Realtek 2.5Gb Ethernet - ASUS LANGuard Ports (Back Panel): - 2 x DisplayPort - 1 x HDMI port - 2 x USB 10Gbps Type-A - 1 x USB 5Gbps Type-C - 4 x USB 2.0 Type-A - 1 x BIOS FlashBack button - 3 x Audio jacks Ports (Internal Headers): - 1 x USB 5Gbps connector - 1 x USB 5Gbps header - 2 x USB 2.0 headers Audio: - Realtek 7.1 Surround Sound - High Definition Audio CODEC - Supports up to 24-Bit/192 kHz playback - Audio Shielding - Premium Audio Capacitors - Dedicated Audio PCB Layers - S/PDIF Out header Operating System: Windows 11 / Windows 10 64-bit
| Warranty | No warranty |
| CPU Socket | AMD AM5 |
| Form Factor | mATX |
| Product Type | Motherboard |
| Chipset Manufacturer | AMD |
| Number of USB Ports | 14 |
| Number of HDMI Ports | 1 |