ASUS PRIME B850-PLUS-CSM AMD B850 Socket AM5 ATX
iFrame
£174.99
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- AMD Socket AM5 AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series
- PC ATX AMD B850 7.1 channels
- DDR5-SDRAM 4 DIMM Maximum internal memory: 256 GB
- HDD & SSD M.2, SATA III RAID support Number of storage drives supported: 7
- BIOS type: UEFI AMI 256 Mbit
- 2.5 Gigabit Ethernet
Prime B850-PLUS-CSM
ASUS Prime series motherboards are expertly engineered to unleash the full potential of AMD Ryzen™ 9000 series processors. The PRIME B850-PLUS-CSM motherboard provides users and PC DIY builders with a range of performance optimizations via intuitive software and firmware features. It’s designed to be Advanced AI PC-ready, offering the power and connectivity needed for demanding AI applications.
| Processor | |
|---|---|
| Compatible processor series | AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series |
| Processor socket | Socket AM5 |
| Processor manufacturer | AMD |
| Memory | |
|---|---|
| Unbuffered memory | Yes |
| Maximum internal memory | 256 GB |
| ECC сompatibility | ECC & Non-ECC |
| Memory channels | Dual-channel |
| Memory slots type | DIMM |
| Number of memory slots | 4 |
| Supported memory types | DDR5-SDRAM |
| Storage controllers | |
|---|---|
| RAID levels | 0, 1, 5, 10 |
| RAID support | Yes |
| Number of storage drives supported | 7 |
| Number of HDDs supported | 4 |
| Supported storage drive interfaces | M.2, SATA III |
| Supported storage drive types | HDD & SSD |
| Graphics | |
|---|---|
| Parallel processing technology support | Not supported |
| Internal I/O | |
|---|---|
| Number of RGB LED pin headers | 3 |
| RGB LED pin header | Yes |
| Number of water pump connectors | 1 |
| Number of COM connectors | 1 |
| Thunderbolt headers | 1 |
| 12V power connector | Yes |
| EPS power connector (8-pin) | Yes |
| Chassis intrusion connector | Yes |
| Number of chassis fan connectors | 4 |
| Number of CPU fan connectors | 1 |
| CPU fan connector | Yes |
| ATX Power connector (24-pin) | Yes |
| Front panel audio connector | Yes |
| S/PDIF out connector | Yes |
| Number of SATA III connectors | 4 |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 2 |
| USB 2.0 connectors | 2 |
| Rear panel I/O ports | |
|---|---|
| USB connector type | USB Type-A, USB Type-C |
| Microphone in | Yes |
| Line-in | Yes |
| DisplayPorts quantity | 1 |
| HDMI ports quantity | 1 |
| Ethernet LAN (RJ-45) ports | 1 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity | 1 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity | 3 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 2 |
| USB 2.0 ports quantity | 2 |
| Network | |
|---|---|
| Wi-Fi | No |
| Ethernet interface type | 2.5 Gigabit Ethernet |
| Ethernet LAN | Yes |
| Features | |
|---|---|
| Windows operating systems supported | Windows 10 x64, Windows 11 |
| Cooling type | Passive |
| Product colour | Multicolour |
| Audio output channels | 7.1 channels |
| Motherboard chipset | AMD B850 |
| Motherboard chipset family | AMD |
| Motherboard form factor | ATX |
| Component for | PC |
| Expansion slots | |
|---|---|
| 1st M.2 highest PCI Express generation | 5.0 |
| 1st M.2 largest key size | 22110 |
| Number of M.2 (M) slots | 3 |
| PCI Express x16 (Gen 4.x) slots | 1 |
| BIOS | |
|---|---|
| BIOS memory size | 256 Mbit |
| BIOS type | UEFI AMI |
| Packaging data | |
|---|---|
| Package weight | 1.24 kg |
| Package height | 68 mm |
| Package depth | 273 mm |
| Package width | 353 mm |
| Weight & dimensions | |
|---|---|
| Height | 48 mm |
| Depth | 244 mm |
| Width | 305 mm |
| Other features | |
|---|---|
| Weight | 1.03 kg |
