Product comparison · 2 memory modules

HyperX Memory HyperX 1GB 675MHz DDR2 2pk vs Kingston Technology 4GB 333MHz DDR ECC Registered CL2.5 DIMM Quad Rank, x4

Key differences

Internal memory
- Memory HyperX 1GB 675MHz DDR2 2pk:0.5 GB
- 4GB 333MHz DDR ECC Registered CL2.5 DIMM Quad Rank, x4:4 GB
Internal memory type
- Memory HyperX 1GB 675MHz DDR2 2pk:DDR2
- 4GB 333MHz DDR ECC Registered CL2.5 DIMM Quad Rank, x4:DDR
Memory form factor
- Memory HyperX 1GB 675MHz DDR2 2pk:240-pin DIMM
- 4GB 333MHz DDR ECC Registered CL2.5 DIMM Quad Rank, x4:184-Pin DIMM
ECC
- Memory HyperX 1GB 675MHz DDR2 2pk:No
- 4GB 333MHz DDR ECC Registered CL2.5 DIMM Quad Rank, x4:Yes
CAS latency
- Memory HyperX 1GB 675MHz DDR2 2pk:4
- 4GB 333MHz DDR ECC Registered CL2.5 DIMM Quad Rank, x4:2.5
Memory bus
- Memory HyperX 1GB 675MHz DDR2 2pk:64 bit
- 4GB 333MHz DDR ECC Registered CL2.5 DIMM Quad Rank, x4:72 bit

Differences highlightedShow differences only

Comparison of Memory HyperX 1GB 675MHz DDR2 2pk, 4GB 333MHz DDR ECC Registered CL2.5 DIMM Quad Rank, x4
10 specifications	A HyperX Memory HyperX 1GB 675MHz DDR2 2pk View product	B Kingston Technology 4GB 333MHz DDR ECC Registered CL2.5 DIMM Quad Rank, x4 View product
Features6 differ
Internal memoryDiffers	0.5 GB	4 GB
Internal memory typeDiffers	DDR2	DDR
Memory form factorDiffers	240-pin DIMM	184-Pin DIMM
ECCDiffers	No	Yes
CAS latencyDiffers	4	2.5
Memory busDiffers	64 bit	72 bit
Check width	8 bit	8 bit
Lead plating	Gold	Gold
Memory voltageKnown for one	Unknown — not stated by the source	2.5 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 55 °C	Unknown — not stated by the source

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.