Product comparison · 2 memory modules

Acer 8GB FBD Upgrade kit (2x4GB) DDR2 667, ECC (G540-R520-R720-R920) vs Kingston Technology 2GB 1333MHz DDR3 Non-ECC CL9 DIMM

Key differences

Internal memory
- 8GB FBD Upgrade kit (2x4GB) DDR2 667, ECC (G540-R520-R720-R920):8 GB
- 2GB 1333MHz DDR3 Non-ECC CL9 DIMM:2 GB
Memory layout (modules x size)
- 8GB FBD Upgrade kit (2x4GB) DDR2 667, ECC (G540-R520-R720-R920):2 x 4 GB
- 2GB 1333MHz DDR3 Non-ECC CL9 DIMM:1 x 2 GB
Internal memory type
- 8GB FBD Upgrade kit (2x4GB) DDR2 667, ECC (G540-R520-R720-R920):DDR2
- 2GB 1333MHz DDR3 Non-ECC CL9 DIMM:DDR3
Memory form factor
- 8GB FBD Upgrade kit (2x4GB) DDR2 667, ECC (G540-R520-R720-R920):200-pin SO-DIMM
- 2GB 1333MHz DDR3 Non-ECC CL9 DIMM:240-pin DIMM
ECC
- 8GB FBD Upgrade kit (2x4GB) DDR2 667, ECC (G540-R520-R720-R920):Yes
- 2GB 1333MHz DDR3 Non-ECC CL9 DIMM:No

Differences highlightedShow differences only

Comparison of 8GB FBD Upgrade kit (2x4GB) DDR2 667, ECC (G540-R520-R720-R920), 2GB 1333MHz DDR3 Non-ECC CL9 DIMM
16 specifications	A Acer 8GB FBD Upgrade kit (2x4GB) DDR2 667, ECC (G540-R520-R720-R920)View product	B Kingston Technology 2GB 1333MHz DDR3 Non-ECC CL9 DIMM View product
Features5 differ
Internal memoryDiffers	8 GB	2 GB
Memory layout (modules x size)Differs	2 x 4 GB	1 x 2 GB
Internal memory typeDiffers	DDR2	DDR3
Memory form factorDiffers	200-pin SO-DIMM	240-pin DIMM
ECCDiffers	Yes	No
CAS latencyKnown for one	Unknown — not stated by the source	9
Memory busKnown for one	Unknown — not stated by the source	64 bit
Buffered memory typeKnown for one	Unknown — not stated by the source	Unregistered (unbuffered)
Memory voltageKnown for one	Unknown — not stated by the source	1.5 V
Module configurationKnown for one	Unknown — not stated by the source	256M X 64
Memory typeKnown for one	Unknown — not stated by the source	DDR3
Lead platingKnown for one	Unknown — not stated by the source	Gold
Memory clock speedKnown for one	667 MHz	Unknown — not stated by the source
Other featuresidentical
Chips organisationKnown for one	Unknown — not stated by the source	X8
Bus clock rateKnown for one	Unknown — not stated by the source	1333 MHz
Form factorKnown for one	Unknown — not stated by the source	240-pin DIMM

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.