B860 Pro RS WiFi

The ASRock B860 Pro RS WiFi has socket LGA1851 and is compatible with Intel Core Ultra 200S processors. Intel LGA1851 is Intel's platform for Core Ultra 200S (Arrow Lake) processors, launched in 2024. It uses exclusively DDR5 and is compatible with Core Ultra 9 285K, Core Ultra 7 265K and Core Ultra 5 245K models, among others.

The ASRock B860 Pro RS WiFi with B860 chipset supports DDR5 memory. B860 motherboards typically include 4 DIMM slots with support for EXPO (AMD) or XMP 3.0 (Intel) profiles. For maximum performance it is recommended to install modules in dual-channel configuration.

Yes. The B860 chipset is fully capable for high-performance gaming. The B860 is Intel's mainstream chipset for LGA1851. It allows DDR5 memory overclocking but not CPU overclocking (K/KF CPUs need Z-series for CPU OC), with PCIe 4.0 on the GPU lane. Ideal for Core Ultra 200 gaming builds with solid performance without the Z890 price. The difference between chipsets mainly affects overclocking options, the number of additional PCIe slots and USB/SATA ports — not the base performance of the processor, which is identical regardless of chipset on the same socket.

The answer depends on your needs. ATX provides more PCIe slots (ideal if you need multiple expansion cards, capture cards or additional SSDs), better cable management space and generally more rear connectivity options. Micro-ATX reduces the overall build size while keeping in most cases the same basic gaming features: one PCIe x16 slot for the GPU, 2-4 M.2 slots and enough USB ports. For pure gaming both form factors are equally capable.