Kingston Technology 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4 vs Kingston Technology Memory 128MB 533MHz DDR2 CL4 SODIMM

Key differences

The Kingston Technology Memory 128MB 533MHz DDR2 CL4 SODIMM has 1 more CAS latency than the Kingston Technology 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4 (4 vs 3). The Kingston Technology 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4 has 8 bit more memory bus than the Kingston Technology Memory 128MB 533MHz DDR2 CL4 SODIMM (72 bit vs 64 bit). The Kingston Technology Memory 128MB 533MHz DDR2 CL4 SODIMM 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. Memory form factor: 240-pin DIMM on the Kingston Technology 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4, 200-pin SO-DIMM on the Kingston Technology Memory 128MB 533MHz DDR2 CL4 SODIMM.

• Memory form factor
  • 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4:240-pin DIMM
  • Memory 128MB 533MHz DDR2 CL4 SODIMM:200-pin SO-DIMM
• ECC
  • 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4:Yes
  • Memory 128MB 533MHz DDR2 CL4 SODIMM:No
• CAS latency
  • 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4:3
  • Memory 128MB 533MHz DDR2 CL4 SODIMM:4
• Memory bus
  • 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4:72 bit
  • Memory 128MB 533MHz DDR2 CL4 SODIMM:64 bit
• Check width
  • 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4:4 bit
  • Memory 128MB 533MHz DDR2 CL4 SODIMM:8 bit