Kingston Technology 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4 vs Kingston Technology 512MB 400MHz DDR2 Non-ECC CL3 DIMM

Key differences

The Kingston Technology 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4 has 1.5 GB more internal memory than the Kingston Technology 512MB 400MHz DDR2 Non-ECC CL3 DIMM (2 GB vs 0.5 GB). The Kingston Technology 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4 has 8 bit more memory bus than the Kingston Technology 512MB 400MHz DDR2 Non-ECC CL3 DIMM (72 bit vs 64 bit). The Kingston Technology 512MB 400MHz DDR2 Non-ECC CL3 DIMM has 4 bit more check width than the Kingston Technology 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4 (8 bit vs 4 bit). Only the Kingston Technology 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4 has ECC.

• Internal memory
  • 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4:2 GB
  • 512MB 400MHz DDR2 Non-ECC CL3 DIMM:0.5 GB
• ECC
  • 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4:Yes
  • 512MB 400MHz DDR2 Non-ECC CL3 DIMM:No
• Memory bus
  • 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4:72 bit
  • 512MB 400MHz DDR2 Non-ECC CL3 DIMM:64 bit
• Check width
  • 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4:4 bit
  • 512MB 400MHz DDR2 Non-ECC CL3 DIMM:8 bit