MSI Socket AM5 (B840 Chipset)
Designed to deliver the essentials for gamers and creators, the AMD B840 Platform is your entry point into modern desktop experiences, with support for DDR5 memory overclocking with AMD EXPO™ technology1, and fast I/O standards for responsive connectivity between devices. Focused on what you need, the AMD B840 platform is engineered to deliver the performance and value you need in a modern desktop.
X870E vs X870, B850 and B840 - Specification Comparison
Comparison chart of some of the key specifications of the AM5 chipsets
| X870E | X870 | B850 | B840 | |
| Graphics | 1x16 or 2x8 (PCIe 5.0) | 1x16 or 2x8 (PCIe 5.0) | 1x16 or 2x8 (PCIe 4.0) | 1x16 (PCIe 4.0) |
| PCIe 5.0 NVMe | 1x4 PCIe 5.0 | 1x4 PCIe 5.0 | 1x4 PCIe 5.0 | 1x4 PCIe 4.0 |
| PCIe Lanes | 44 (Up to 24 PCIe 5.0) | 36 (Up to 24 PCIe 5.0) | 36 (Up to 4 PCIe 5.0) | 34 |
| Overclocking Support | Yes | Yes | Yes | No |
| USB 10Gbps | 12 | 6 | 6 | 2 |
| USB 20Gbps | 2 | 1 | 1 | 0 |
| Maximum SATA Ports | 8 | 4 | 4 | 4 |
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Best selling Socket AM5 (B840 Chipset)
MSI PRO B840 GAMING PLUS WIFI, ATX, AM5, DDR5, 1 x PCIe 4.0 x16, 2 x M.2, 4 x SATA, 1 x 2.5 Gb LAN, Wi-Fi 7, HDMI
Dispatches within 1 - 3 Days 
£7.99 Next Day Delivery
£7.99 Next Day Delivery
Stock Code: MSI-B840GP
Manf Code: B840 GAMING PLUS WIFI
£149.99
£139.98 inc vat
£116.65 ex vat
You save £10.01
MSI PRO B840-P WIFI, ATX, AM5, DDR5, 1 x PCIe 4.0 x16, 2 x M.2, 4 x SATA, 1 x 2.5 Gb LAN, Wi-Fi 7, HDMI
Dispatches within 1 - 3 Days
£7.99 Next Day Delivery
£7.99 Next Day Delivery
Stock Code: MSI-B840PW
Manf Code: PRO B840-P WIFI
£139.98
£129.98 inc vat
£108.32 ex vat
You save £10.00
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