Kingston Technology 2GB 400MHz DDR2 ECC CL3 DIMM vs Kingston Technology 512MB 333MHz DDR Non-ECC CL2.5 SODIMM

Key differences

The Kingston Technology 2GB 400MHz DDR2 ECC CL3 DIMM has 1.5 GB more internal memory than the Kingston Technology 512MB 333MHz DDR Non-ECC CL2.5 SODIMM (2 GB vs 0.5 GB). The Kingston Technology 2GB 400MHz DDR2 ECC CL3 DIMM has 0.5 more CAS latency than the Kingston Technology 512MB 333MHz DDR Non-ECC CL2.5 SODIMM (3 vs 2.5). The Kingston Technology 2GB 400MHz DDR2 ECC CL3 DIMM has 8 bit more memory bus than the Kingston Technology 512MB 333MHz DDR Non-ECC CL2.5 SODIMM (72 bit vs 64 bit). Only the Kingston Technology 2GB 400MHz DDR2 ECC CL3 DIMM has ECC. Memory layout (modules x size): 1 x 2 GB on the Kingston Technology 2GB 400MHz DDR2 ECC CL3 DIMM, 1 x 0.5 GB on the Kingston Technology 512MB 333MHz DDR Non-ECC CL2.5 SODIMM.

• Internal memory
  • 2GB 400MHz DDR2 ECC CL3 DIMM:2 GB
  • 512MB 333MHz DDR Non-ECC CL2.5 SODIMM:0.5 GB
• Memory layout (modules x size)
  • 2GB 400MHz DDR2 ECC CL3 DIMM:1 x 2 GB
  • 512MB 333MHz DDR Non-ECC CL2.5 SODIMM:1 x 0.5 GB
• Internal memory type
  • 2GB 400MHz DDR2 ECC CL3 DIMM:DDR2
  • 512MB 333MHz DDR Non-ECC CL2.5 SODIMM:DDR
• Memory form factor
  • 2GB 400MHz DDR2 ECC CL3 DIMM:240-pin DIMM
  • 512MB 333MHz DDR Non-ECC CL2.5 SODIMM:200-pin SO-DIMM
• ECC
  • 2GB 400MHz DDR2 ECC CL3 DIMM:Yes
  • 512MB 333MHz DDR Non-ECC CL2.5 SODIMM:No
• CAS latency
  • 2GB 400MHz DDR2 ECC CL3 DIMM:3
  • 512MB 333MHz DDR Non-ECC CL2.5 SODIMM:2.5
• Memory bus
  • 2GB 400MHz DDR2 ECC CL3 DIMM:72 bit
  • 512MB 333MHz DDR Non-ECC CL2.5 SODIMM:64 bit
• Memory voltage
  • 2GB 400MHz DDR2 ECC CL3 DIMM:1.8 V
  • 512MB 333MHz DDR Non-ECC CL2.5 SODIMM:2.5 V