Kingston Technology Memory 1GB 333MHz DDR ECC CL2.5 DUAL x4 vs Kingston Technology Memory 256MB 400MHz DDR2 CL3 SODIMM

Key differences

The Kingston Technology Memory 1GB 333MHz DDR ECC CL2.5 DUAL x4 has 0.75 GB more internal memory than the Kingston Technology Memory 256MB 400MHz DDR2 CL3 SODIMM (1 GB vs 0.25 GB). The Kingston Technology Memory 256MB 400MHz DDR2 CL3 SODIMM has 0.5 more CAS latency than the Kingston Technology Memory 1GB 333MHz DDR ECC CL2.5 DUAL x4 (3 vs 2.5). The Kingston Technology Memory 1GB 333MHz DDR ECC CL2.5 DUAL x4 has 8 bit more memory bus than the Kingston Technology Memory 256MB 400MHz DDR2 CL3 SODIMM (72 bit vs 64 bit). Only the Kingston Technology Memory 1GB 333MHz DDR ECC CL2.5 DUAL x4 has ECC. Internal memory type: DDR on the Kingston Technology Memory 1GB 333MHz DDR ECC CL2.5 DUAL x4, DDR2 on the Kingston Technology Memory 256MB 400MHz DDR2 CL3 SODIMM.

• Internal memory
  • Memory 1GB 333MHz DDR ECC CL2.5 DUAL x4:1 GB
  • Memory 256MB 400MHz DDR2 CL3 SODIMM:0.25 GB
• Internal memory type
  • Memory 1GB 333MHz DDR ECC CL2.5 DUAL x4:DDR
  • Memory 256MB 400MHz DDR2 CL3 SODIMM:DDR2
• Memory form factor
  • Memory 1GB 333MHz DDR ECC CL2.5 DUAL x4:184-Pin DIMM
  • Memory 256MB 400MHz DDR2 CL3 SODIMM:200-pin SO-DIMM
• ECC
  • Memory 1GB 333MHz DDR ECC CL2.5 DUAL x4:Yes
  • Memory 256MB 400MHz DDR2 CL3 SODIMM:No
• CAS latency
  • Memory 1GB 333MHz DDR ECC CL2.5 DUAL x4:2.5
  • Memory 256MB 400MHz DDR2 CL3 SODIMM:3
• Memory bus
  • Memory 1GB 333MHz DDR ECC CL2.5 DUAL x4:72 bit
  • Memory 256MB 400MHz DDR2 CL3 SODIMM:64 bit
• Check width
  • Memory 1GB 333MHz DDR ECC CL2.5 DUAL x4:4 bit
  • Memory 256MB 400MHz DDR2 CL3 SODIMM:8 bit
• Memory voltage
  • Memory 1GB 333MHz DDR ECC CL2.5 DUAL x4:2.5 V
  • Memory 256MB 400MHz DDR2 CL3 SODIMM:1.8 V