Hyper X HX424C15FB28 is a 1G x 64-bit (8GB) DDR4-2400 CL15 SDRAM (Synchronous DRAM) 1 Rx 8 memory module based on eight 1G x 8-bit FBGA components per module Each module kit supports Intel Extreme Memory Profiles (Intel XMP) 20 Each module has been tested to run at DDR4-2400 at a low latency timing of 15-15-15 at 12V Memory Size 8GB (1 x 8GB) Memory Type DDR4 Module Type DIMM Memory Speed DDR4-2400 M Hz Pin Configuration 288-Pin Registered Unbuffered Unbuffered Error Correction Non-ECC CL-t RCD-t RP-t RAS CL15-15-15 12V Heat Sink Yes (Black) Working Voltage 12V