# ASUS PRIME B840M-A-CSM AMD B840 Socket AM5 micro ATX

> Price comparison in United Kingdom (GBP). Lowest price right now: **£114.03** at PCHUB.UK, in stock. 3 offers from 3 shops, prices from £118.35 to £148.75. Checked 2026-10-20T12:57:55Z.

## Product
- Brand: Asus
- Category: [Computers & accessories](https://pricuro.com/uk/computers.md) > [PC components](https://pricuro.com/uk/computers/pc-components.md)
- EAN/GTIN: 4711387797204
- Page: https://pricuro.com/uk/p/asus-prime-b840m-a-csm-amd-b840-socket-am5-micro-atx-228224
- Image: https://pricuro.com/img/228224/800/asus-prime-b840m-a-csm-amd-b840-socket-am5-micro-atx.webp

## Offers (3, sorted by total price incl. delivery; used/refurbished last)

| # | Shop | Price | Delivery | Total | Availability | Condition | Buy |
|---|---|---|---|---|---|---|---|
| 1 | PCHUB.UK | £114.03 | see shop | – | in stock | new | https://pricuro.com/go/2287890 |
| 2 | Tesco Stores | £138.99 | see shop | – | in stock | new | https://pricuro.com/go/6509407 |
| 3 | Quzo | £148.75 | free | £148.75 | in stock | new | https://pricuro.com/go/101051766 |

## Price history (lowest price per day in United Kingdom, tracked since 2026-10-03, 18 days)

- Lowest price today: £118.35
- Last 30 days: lowest £118.35, highest £119.30, average £119.14
- All-time low on Pricuro: £118.35 (2026-10-20)

| Date | Lowest price |
|---|---|
| 2026-10-03 | £118.96 |
| 2026-10-04 | £118.96 |
| 2026-10-05 | £118.96 |
| 2026-10-06 | £119.18 |
| 2026-10-07 | £119.18 |
| 2026-10-08 | £119.18 |
| 2026-10-09 | £119.18 |
| 2026-10-10 | £119.18 |
| 2026-10-11 | £119.18 |
| 2026-10-12 | £119.18 |
| 2026-10-13 | £119.30 |
| 2026-10-14 | £119.30 |
| 2026-10-15 | £119.30 |
| 2026-10-16 | £119.30 |
| 2026-10-17 | £119.30 |
| 2026-10-18 | £119.30 |
| 2026-10-19 | £119.30 |
| 2026-10-20 | £118.35 |

## Specifications

ASUS PRIME B840M-A-CSM. Processor manufacturer: AMD, Processor socket: Socket AM5, Compatible processor series: AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series. Supported memory types: DDR5-SDRAM, Maximum internal memory: 192 GB, Memory slots type: DIMM. Supported storage drive interfaces: M.2, SATA III, Supported storage drive types: HDD & SSD, RAID levels: 0, 1, 5, 10. Maximum resolution: 7680 x 4320 pixels. Ethernet interface type: 2.5 Gigabit Ethernet

- Processor manufacturer: AMD
- Processor socket: Socket AM5
- Compatible processor series: AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series
- Supported processor sockets: Socket AM5
- Supported memory types: DDR5-SDRAM
- Number of memory slots: 4
- Memory slots type: DIMM
- Memory channels: Dual-channel
- ECC сompatibility: ECC & Non-ECC
- Supported memory clock speed (max): 7600 MHz
- Maximum internal memory: 192 GB
- Unbuffered memory: Yes
- Supported storage drive types: HDD & SSD
- Supported storage drive interfaces: M.2, SATA III
- Number of HDDs supported: 4
- Number of storage drives supported: 7
- RAID support: Yes
- RAID levels: 0, 1, 5, 10
- Parallel processing technology support: Not supported
- Maximum resolution: 7680 x 4320 pixels
- USB 2.0 connectors: 2
- USB 3.2 Gen 1 (3.1 Gen 1) connectors: 2
- Number of SATA III connectors: 4
- S/PDIF out connector: Yes
- Front panel audio connector: Yes
- Front panel connector: Yes
- ATX Power connector (24-pin): Yes
- CPU fan connector: Yes
- Number of CPU fan connectors: 2
- Number of chassis fan connectors: 2

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Source: Pricuro (https://pricuro.com), an independent price comparison for United Kingdom. Canonical page: https://pricuro.com/uk/p/asus-prime-b840m-a-csm-amd-b840-socket-am5-micro-atx-228224
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