Motherboard ASRock B860M Pro-A DDR5 LGA1851

Motherboard ASRock B860M Pro-A

The ASRock B860M Pro-A is a Micro ATX motherboard for socket LGA1851 and Intel Core Ultra (Series 2) processors, based on the Intel B860 chipset with a 10+1+1+1+1 phase Dr.MOS power design. It takes four DDR5 modules up to 256GB at up to 8666+ MHz (OC), including CUDIMM modules.

It offers a PCIe 5.0 x16 slot for the graphics card, three M.2 slots (one of them PCIe Gen5x4), a rear 20Gb/s USB 3.2 Gen2x2 Type-C port and 2.5G LAN. The board uses a 6-layer PCB and has an M.2 Key E slot for adding a Wi-Fi module later. It suits a home, office or compact gaming PC.

Key features

• 10+1+1+1+1 power design - Dr.MOS power stages with 8-pin and 4-pin CPU power connectors deliver stable power to Core Ultra (Series 2) processors.
• DDR5 up to 8666+ MHz - Four dual-channel DDR5 slots up to 256GB, with CUDIMM and Intel XMP 3.0 support.
• PCIe 5.0 and three M.2 - A PCIe 5.0 x16 slot from the CPU, a Blazing M.2 slot for a 128Gb/s PCIe Gen5x4 SSD and two Hyper M.2 PCIe Gen4x4 slots, plus four SATA3 ports.
• 20Gb/s USB-C - A rear USB 3.2 Gen2x2 Type-C port at up to 20Gb/s, and a front USB 3.2 Gen1 Type-C header for the case.
• 2.5G LAN - A Dragon RTL8125BG 2.5Gb/s controller with Dragon software for application-based bandwidth control.
• BIOS Flashback and lighting - A BIOS Flashback button updates the BIOS without a CPU or memory installed, with one RGB and three ARGB headers and six 4-pin fan and pump headers.

Specifications