PC 32 GB DDR5. 288-pin DIMM 1 x 32 GB. 1.1 V. Features. Compatible products. Alienware Aurora R16Optiplex XE4 Tower. Memory voltage. 1.1 V. Memory ranking. 2. ECC. No. Memory form factor. 288-pin DIMM. Component for. PC. Memory clock speed. 5600 MHz. Internal memory type. DDR5. Memory layout (modules x size). 1 x 32 GB. Internal memory. 32 GB. Buffered memory type. Unregistered (unbuffered)