Product comparison · 2 memory modules

Kingston Technology 16GB DDR2-667 Dual Rank Kit vs Kingston Technology 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2)

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  • 15specifications compared
  • 10differ
  • 5identical
  • 4known for one product only

Key differences

The Kingston Technology 16GB DDR2-667 Dual Rank Kit has 14 GB more internal memory than the Kingston Technology 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2) (16 GB vs 2 GB). The Kingston Technology 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2) has 1 more CAS latency than the Kingston Technology 16GB DDR2-667 Dual Rank Kit (6 vs 5). The Kingston Technology 16GB DDR2-667 Dual Rank Kit has 896 M X 72 more module configuration than the Kingston Technology 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2) (1024M X 72 vs 128M X 72). Memory layout (modules x size): 2 x 8 GB on the Kingston Technology 16GB DDR2-667 Dual Rank Kit, 2 x 1 GB on the Kingston Technology 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2). Internal memory type: DRAM on the Kingston Technology 16GB DDR2-667 Dual Rank Kit, DDR2 on the Kingston Technology 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2).

  • Internal memory
    • 16GB DDR2-667 Dual Rank Kit:16 GB
    • 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2):2 GB
  • Memory layout (modules x size)
    • 16GB DDR2-667 Dual Rank Kit:2 x 8 GB
    • 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2):2 x 1 GB
  • Internal memory type
    • 16GB DDR2-667 Dual Rank Kit:DRAM
    • 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2):DDR2
  • CAS latency
    • 16GB DDR2-667 Dual Rank Kit:5
    • 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2):6
  • Buffered memory type
    • 16GB DDR2-667 Dual Rank Kit:Registered (buffered)
    • 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2):Unregistered (unbuffered)
  • Module configuration
    • 16GB DDR2-667 Dual Rank Kit:1024M X 72
    • 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2):128M X 72
  • Bus clock rate
    • 16GB DDR2-667 Dual Rank Kit:667 MHz
    • 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2):800 MHz
  • Error indication
    • 16GB DDR2-667 Dual Rank Kit:Parity
    • 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2):ECC

Side by side

Differences highlightedShow differences only (off)
Comparison of 16GB DDR2-667 Dual Rank Kit, 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2)
19 specifications
Features6 differ
Internal memoryDiffers16 GB2 GB
Memory layout (modules x size)Differs2 x 8 GB2 x 1 GB
Internal memory typeDiffersDRAMDDR2
Memory form factor240-pin DIMM240-pin DIMM
CAS latencyDiffers56
Memory bus72 bit72 bit
Buffered memory typeDiffersRegistered (buffered)Unregistered (unbuffered)
Memory voltage1.8 V1.8 V
Module configurationDiffers1024M X 72128M X 72
Memory typeDDR2DDR2
Lead platingKnown for oneGoldUnknown — not stated by the source
ECCKnown for oneUnknown — not stated by the sourceYes
Weight & dimensionsidentical
WidthKnown for one133.3 mmUnknown — not stated by the source
Other features4 differ
CompatibilityKnown for one408855-B21 (HP); 495605-B21 (HP); EV285AA (HP)Unknown — not stated by the source
Bus clock rateDiffers667 MHz800 MHz
Error indicationDiffersParityECC
Form factor240-pin DIMM240-pin DIMM
Internal memoryDiffers16384 MB2048 MB
Memory layoutDiffers2 x 8192 MB2 x 1024 MB

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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