Motherboard - micro ATX - Socket AM5 - AMD B650 Chipset - USB 3.2 Gen 1, USB-C 3.2 Gen 1, USB 3.2 Gen 2 - 2.5 Gigabit LAN - onboard graphics (CPU required) - HD Audio (8-channel) - ASUS Corporate Stable Model (CSM)
| Main Specifications | |
|---|---|
| Product Description | ASUS PRIME B650M-A II-CSM - motherboard - micro ATX - Socket AM5 - AMD B650 |
| Product Type | Motherboard - micro ATX |
| Chipset Type | AMD B650 |
| Processor Socket | 1 x Socket AM5 |
| Compatible Processors | Ryzen (supports Ryzen 7000 Series) |
| Max RAM Size | 128 GB |
| RAM Supported | 4 DIMM slots - DDR5, non-ECC, ECC, on-die ECC, unbuffered |
| Storage Ports | 4 x SATA-600 (RAID), 2 x M.2 |
| USB / FireWire Ports | 2 x USB 3.2 Gen 2 + 2 x USB 3.2 Gen 1 + 4 x USB 2.0 + (1 x USB-C 3.2 Gen 1 + 2 x USB 3.2 Gen 1 + 4 x USB 2.0 via headers) |
| Audio | HD Audio (8-channel) |
| LAN | 2.5 Gigabit Ethernet |
| Pricing Type | ASUS Corporate Stable Model (CSM) |
| Manufacturer Warranty | 3-year warranty |
| General | |
| Product Type | Motherboard - micro ATX |
| Chipset Type | AMD B650 |
| Processor Socket | Socket AM5 |
| Max Processors Qty | 1 |
| Compatible Processors | Ryzen (supports Ryzen 7000 Series) |
| Expansion / Connectivity | |
| Expansion Slots | 1 x CPU ¦ 4 x DIMM 288-pin ¦ 1 x PCIe 4.0 x16 ¦ 2 x PCIe 4.0 x16 (x1 mode) ¦ 2 x M.2 socket (2242/2260/2280 M.2 Key M slot) |
| Storage Interfaces | SATA-600 -connectors: 4 x 7pin Serial ATA - RAID 0 / RAID 1 / RAID 10 ¦ PCIe 5.0 -connectors: 1 x M.2 - RAID 0 / RAID 1 / RAID 10 ¦ PCIe 4.0 -connectors: 1 x M.2 - RAID 0 / RAID 1 / RAID 10 |
| RAID Features | AMD RAID Xpert2 Technology |
| Interfaces | 1 x HDMI ¦ 1 x DisplayPort ¦ 1 x VGA ¦ 2 x USB 3.2 Gen 2 ¦ 4 x USB 2.0 ¦ 1 x LAN (2.5Gigabit Ethernet) ¦ 2 x USB 3.2 Gen 1 |
| Internal Interfaces | 4 x USB 2.0 - header ¦ 2 x USB 3.2 Gen 1 - header ¦ 1 x USB-C 3.2 Gen 1 - header ¦ 1 x audio - header ¦ 1 x serial - header ¦ 1 x SPI - header ¦ 1 x SPDIF out - header |
| Power Connectors | 24-pin main power connector, 8-pin ATX12V connector |
| Manufacturer Warranty | |
| Service & Support | Limited warranty - 3 years |
| Miscellaneous | |
| Included Accessories | IO shield, 1 x M.2 screw |
| Cables Included | 2 x Serial ATA cable |
| Software Included | ASUS AURA Creator, ASUS Fan Xpert 2+, ASUS AI Suite III, PC Cleaner, ASUS CPU-Z, Norton AntiVirus (Trial), WinRAR, ASUS Control Center Express |
| Compliant Standards | DisplayPort 1.4 |
| Width | 9.6 in |
| Depth | 9.6 in |
| Pricing Type | ASUS Corporate Stable Model (CSM) |
| Audio | |
| Type | HD Audio (8-channel) |
| Compliant Standards | High Definition Audio |
| Features | |
| BIOS Type | AMI |
| BIOS Features | ASUS EZ Flash 3, ASUS UEFI BIOS EZ Mode, UEFI BIOS |
| Sleep / Wake Up | Wake on LAN (WOL), wake on PME |
| Hardware Features | ASUS DIGI+ VRM, ASUS 5X Protection III, LANGuard, overvoltage protection, ASUS SafeSlot Core+, ASUS Stainless Steel Back I/O, ASUS Q-Design, Q-DIMM, Q-LED Core, Q-Slot, VRM heatsink design, BIOS FlashBack button, BIOS FlashBack LED, ASUS Aura Sync, ASUS OptiMem II, ASUS TurboV EVO, ASUS EZ DIY, CrashFree BIOS 3, Preboot eXecution Environment (PXE), Windows 11 compatible, 6 Layer PCB, DIY Friendly Design |
| LAN | |
| Network Interfaces | 2.5 Gigabit Ethernet |
| Supported RAM | |
| Max Size | 128 GB |
| Technology | DDR5 |
| Bus Clock | 4800 MHz, 5000 MHz, 5200 MHz, 5400 MHz (O.C.), 5600 MHz (O.C.), 5800 MHz (O.C.), 6000 MHz (O.C.), 6200 MHz (O.C.), 6400 MHz (O.C.) |
| Supported RAM Integrity Check | Non-ECC, ECC, on-die ECC |
| Registered or Buffered | Unbuffered |
| Features | AMD EXPO technology, dual channel memory architecture |