Netac 8GB No Heatsink (1 x 8GB) DDR4 3200MHz DIMM System Memory NTBSD4P32SP-08 is a 1G x 64-bit (1R8) or 512M x 64-bit (2R8) SDRAM (Synchronous DRAM), memory module based on eight 1G x 8-bit or sixteen 512M x 8 FBGA components per module. The SPD is programmed to latency timing of 16-20-20 at 1.35V. support XMP, Each 288-pin DIMM uses gold contact fingers. The electrical and mechanical specifications are as follows: Memory Capacity 8GB (1 x 8GB) Memory Type DDR4 Module Type DIMM Memory Speed DDR4-3200MHz Pin Configuration 288-pin Registered/Unbuffered Unbuffered Error Correction Non-ECC CL-tRCD-tRP-tRAS 16-20-20-40 Heat Sink None Working Voltage 1.35v