Product comparison · 2 memory modules

HyperX 2GB 533MHz DDR2 Low-Latency CL3 (3-3-3-8) SODIMM vs Kingston Technology 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Dual Rank, x4 Intel

Key differences

Internal memory
- 2GB 533MHz DDR2 Low-Latency CL3 (3-3-3-8) SODIMM:2 GB
- 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Dual Rank, x4 Intel:4 GB
Memory form factor
- 2GB 533MHz DDR2 Low-Latency CL3 (3-3-3-8) SODIMM:200-pin SO-DIMM
- 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Dual Rank, x4 Intel:240-pin DIMM
ECC
- 2GB 533MHz DDR2 Low-Latency CL3 (3-3-3-8) SODIMM:No
- 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Dual Rank, x4 Intel:Yes
CAS latency
- 2GB 533MHz DDR2 Low-Latency CL3 (3-3-3-8) SODIMM:3
- 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Dual Rank, x4 Intel:5
Buffered memory type
- 2GB 533MHz DDR2 Low-Latency CL3 (3-3-3-8) SODIMM:Unregistered (unbuffered)
- 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Dual Rank, x4 Intel:Registered (buffered)

Differences highlightedShow differences only

Comparison of 2GB 533MHz DDR2 Low-Latency CL3 (3-3-3-8) SODIMM, 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Dual Rank, x4 Intel
19 specifications	A HyperX 2GB 533MHz DDR2 Low-Latency CL3 (3-3-3-8) SODIMM View product	B Kingston Technology 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Dual Rank, x4 Intel View product
Features5 differ
Internal memoryDiffers	2 GB	4 GB
Memory layout (modules x size)Known for one	2 x 1 GB	Unknown — not stated by the source
Internal memory type	DDR2	DDR2
Memory form factorDiffers	200-pin SO-DIMM	240-pin DIMM
ECCDiffers	No	Yes
CAS latencyDiffers	3	5
Memory clock speedKnown for one	533 MHz	Unknown — not stated by the source
Memory busKnown for one	64 bit	Unknown — not stated by the source
Buffered memory typeDiffers	Unregistered (unbuffered)	Registered (buffered)
Memory rankingKnown for one	2	Unknown — not stated by the source
Memory voltage	1.8 V	1.8 V
Module configurationKnown for one	256M X 64	Unknown — not stated by the source
Lead platingKnown for one	Gold	Unknown — not stated by the source
Other featuresidentical
Chips organisationKnown for one	X8	Unknown — not stated by the source
Bus clock rateKnown for one	533 MHz	Unknown — not stated by the source
Country of originKnown for one	United States	Unknown — not stated by the source
Error indicationKnown for one	No	Unknown — not stated by the source
Internal memoryKnown for one	2048 MB	Unknown — not stated by the source
Memory layoutKnown for one	1 x 2048 MB	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.