Product comparison · 2 memory modules

Acer 8GB FBD Upgrade kit (2x4GB) DDR2 667, ECC (G540-R520-R720-R920) vs Kingston Technology 16GB DDR2-667 Dual Rank Kit

4specifications compared
4differ
0identical
16known for one product only

Key differences

The Kingston Technology 16GB DDR2-667 Dual Rank Kit has 8 GB more internal memory than the Acer 8GB FBD Upgrade kit (2x4GB) DDR2 667, ECC (G540-R520-R720-R920) (16 GB vs 8 GB). Memory layout (modules x size): 2 x 4 GB on the Acer 8GB FBD Upgrade kit (2x4GB) DDR2 667, ECC (G540-R520-R720-R920), 2 x 8 GB on the Kingston Technology 16GB DDR2-667 Dual Rank Kit. Internal memory type: DDR2 on the Acer 8GB FBD Upgrade kit (2x4GB) DDR2 667, ECC (G540-R520-R720-R920), DRAM on the Kingston Technology 16GB DDR2-667 Dual Rank Kit. Memory form factor: 200-pin SO-DIMM on the Acer 8GB FBD Upgrade kit (2x4GB) DDR2 667, ECC (G540-R520-R720-R920), 240-pin DIMM on the Kingston Technology 16GB DDR2-667 Dual Rank Kit.

Internal memory
- 8GB FBD Upgrade kit (2x4GB) DDR2 667, ECC (G540-R520-R720-R920):8 GB
- 16GB DDR2-667 Dual Rank Kit:16 GB
Memory layout (modules x size)
- 8GB FBD Upgrade kit (2x4GB) DDR2 667, ECC (G540-R520-R720-R920):2 x 4 GB
- 16GB DDR2-667 Dual Rank Kit:2 x 8 GB
Internal memory type
- 8GB FBD Upgrade kit (2x4GB) DDR2 667, ECC (G540-R520-R720-R920):DDR2
- 16GB DDR2-667 Dual Rank Kit:DRAM
Memory form factor
- 8GB FBD Upgrade kit (2x4GB) DDR2 667, ECC (G540-R520-R720-R920):200-pin SO-DIMM
- 16GB DDR2-667 Dual Rank Kit:240-pin DIMM

Side by side

Differences highlightedShow differences only

Comparison of 8GB FBD Upgrade kit (2x4GB) DDR2 667, ECC (G540-R520-R720-R920), 16GB DDR2-667 Dual Rank Kit
20 specifications	A Acer 8GB FBD Upgrade kit (2x4GB) DDR2 667, ECC (G540-R520-R720-R920)View product	B Kingston Technology 16GB DDR2-667 Dual Rank Kit View product
Features4 differ
Internal memoryDiffers	8 GB	16 GB
Memory layout (modules x size)Differs	2 x 4 GB	2 x 8 GB
Internal memory typeDiffers	DDR2	DRAM
Memory form factorDiffers	200-pin SO-DIMM	240-pin DIMM
CAS latencyKnown for one	Unknown — not stated by the source	5
Memory busKnown for one	Unknown — not stated by the source	72 bit
Buffered memory typeKnown for one	Unknown — not stated by the source	Registered (buffered)
Memory voltageKnown for one	Unknown — not stated by the source	1.8 V
Module configurationKnown for one	Unknown — not stated by the source	1024M X 72
Memory typeKnown for one	Unknown — not stated by the source	DDR2
Lead platingKnown for one	Unknown — not stated by the source	Gold
ECCKnown for one	Yes	Unknown — not stated by the source
Memory clock speedKnown for one	667 MHz	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	133.3 mm
Other featuresidentical
CompatibilityKnown for one	Unknown — not stated by the source	408855-B21 (HP); 495605-B21 (HP); EV285AA (HP)
Bus clock rateKnown for one	Unknown — not stated by the source	667 MHz
Error indicationKnown for one	Unknown — not stated by the source	Parity
Form factorKnown for one	Unknown — not stated by the source	240-pin DIMM
Internal memoryKnown for one	Unknown — not stated by the source	16384 MB
Memory layoutKnown for one	Unknown — not stated by the source	2 x 8192 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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