Multiple standard SATA ports accommodate traditional 3.5-inch hard drives or 2.5-inch SATA SSDs.
Based on community forums and hardware databases, the best supported CPU for the HP 8653 is the (8-core, 8-thread). While the i9-9900K is a potential upgrade, it is often not worth the cost and may have limited BIOS compatibility. Always verify CPU support with HP before purchasing.
2x DDR4 DIMM slots (288-pin), supporting Non-ECC Unbuffered memory. hp 8653 motherboard
Custom Micro-ATX, 29.09 × 20.3 cm (11.45 × 7.99 in). Memory Architecture: Dual-channel (1 DIMM per channel). Memory Sockets: 2x DDR4 UDIMM (288-pin). Supported Memory Speed: Up to PC4-21300 (DDR4-2666).
Before upgrading, always check HP's official support documentation for your specific model. Some HP systems have BIOS locks that only allow certain processor SKUs to work. Multiple standard SATA ports accommodate traditional 3
The HP 8653 Motherboard: Specs, Upgrades, and Compatibility Guide
and designed specifically for 8th and 9th generation Intel Core processors. Key Technical Specifications Always verify CPU support with HP before purchasing
The i7-9700 is a common and worthwhile upgrade for i5-based systems, offering two additional cores and a higher boost clock. However, the top-tier is generally not recommended . The H370 chipset does not support overclocking, so the "K" series' main advantage is wasted. Additionally, the VRM (voltage regulator module) on the HP 8653 may not be designed to handle the power draw of a 9900K under sustained load, leading to thermal throttling.