Black - TF3D416G3200HC16CDC01 White - TF4D416G3200HC16CDC01 Series DELTA Module Type 288 Pin Unbuffered DIMM Non ECC Capacity 16GB (8GBx2) Tested Speed 3200 Data transfer bandwidth 25,600 MB/s (PC4 25600) Tested Latency CL16-18-18-38 Tested Voltage 1.35V Dimensions (mm) 49(H) x 147(L) x 7(W)mm