Compatible with AMD TRX50 Workstation Motherboards. Overclocking E.X.P.O Profile Product Specification- Memory Type: DDR5 OC R-DIMM (ECC Registered DIMM) Chip: Hynix IC Pin: 288 Pin Memory Capacity: 128GB (32GBx4) Speed: 6800MHz (PC5-54400) Latency: CL34 IC Configuration: 2Gx8 Rank: 2Rx8 Equipped with high quality Hynix IC. Each IC is tested rigorously with auto sorting equipment designed by v-color. ONLY FOR WORKSTATION MOTHERBOARDS. NOT COMPATIBLE WITH PC AND LAPTOP.