Product comparison · 2 memory modules

HyperX 2GB 533MHz DDR2 Low-Latency CL3 (3-3-3-8) SODIMM vs Kingston Technology 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen

12specifications compared
11differ
1identical
8known for one product only

Key differences

The Kingston Technology 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen has 2 GB more internal memory than the HyperX 2GB 533MHz DDR2 Low-Latency CL3 (3-3-3-8) SODIMM (4 GB vs 2 GB). The Kingston Technology 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen has 4 more CAS latency than the HyperX 2GB 533MHz DDR2 Low-Latency CL3 (3-3-3-8) SODIMM (7 vs 3). The Kingston Technology 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen has 8 bit more memory bus than the HyperX 2GB 533MHz DDR2 Low-Latency CL3 (3-3-3-8) SODIMM (72 bit vs 64 bit). Only the Kingston Technology 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen has ECC. Memory layout (modules x size): 2 x 1 GB on the HyperX 2GB 533MHz DDR2 Low-Latency CL3 (3-3-3-8) SODIMM, 1 x 4 GB on the Kingston Technology 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen.

Internal memory
- 2GB 533MHz DDR2 Low-Latency CL3 (3-3-3-8) SODIMM:2 GB
- 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen:4 GB
Memory layout (modules x size)
- 2GB 533MHz DDR2 Low-Latency CL3 (3-3-3-8) SODIMM:2 x 1 GB
- 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen:1 x 4 GB
Internal memory type
- 2GB 533MHz DDR2 Low-Latency CL3 (3-3-3-8) SODIMM:DDR2
- 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen:DDR3
Memory form factor
- 2GB 533MHz DDR2 Low-Latency CL3 (3-3-3-8) SODIMM:200-pin SO-DIMM
- 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen:240-pin DIMM
ECC
- 2GB 533MHz DDR2 Low-Latency CL3 (3-3-3-8) SODIMM:No
- 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen:Yes
CAS latency
- 2GB 533MHz DDR2 Low-Latency CL3 (3-3-3-8) SODIMM:3
- 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen:7
Memory bus
- 2GB 533MHz DDR2 Low-Latency CL3 (3-3-3-8) SODIMM:64 bit
- 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen:72 bit
Buffered memory type
- 2GB 533MHz DDR2 Low-Latency CL3 (3-3-3-8) SODIMM:Unregistered (unbuffered)
- 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen:Registered (buffered)

Side by side

Differences highlightedShow differences only

Comparison of 2GB 533MHz DDR2 Low-Latency CL3 (3-3-3-8) SODIMM, 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen
20 specifications	A HyperX 2GB 533MHz DDR2 Low-Latency CL3 (3-3-3-8) SODIMM View product	B Kingston Technology 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen View product
Features10 differ
Internal memoryDiffers	2 GB	4 GB
Memory layout (modules x size)Differs	2 x 1 GB	1 x 4 GB
Internal memory typeDiffers	DDR2	DDR3
Memory form factorDiffers	200-pin SO-DIMM	240-pin DIMM
ECCDiffers	No	Yes
CAS latencyDiffers	3	7
Memory clock speedKnown for one	533 MHz	Unknown — not stated by the source
Memory busDiffers	64 bit	72 bit
Buffered memory typeDiffers	Unregistered (unbuffered)	Registered (buffered)
Memory rankingKnown for one	2	Unknown — not stated by the source
Memory voltageDiffers	1.8 V	1.5 V
Module configurationDiffers	256M X 64	512M X 72
Memory typeKnown for one	Unknown — not stated by the source	DDR3
Other features1 differ
Chips organisationDiffers	X8	X4
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.

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