Product comparison · 2 memory modules

Acer 2GB FBD Upgrade kit (2x1GB) DDR2 667, ECC (G540-R520-R720-R920) vs Kingston Technology 16GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank, x4

5specifications compared
3differ
2identical
16known for one product only

Key differences

The Kingston Technology 16GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank, x4 has 14 GB more internal memory than the Acer 2GB FBD Upgrade kit (2x1GB) DDR2 667, ECC (G540-R520-R720-R920) (16 GB vs 2 GB). Memory layout (modules x size): 2 x 1 GB on the Acer 2GB FBD Upgrade kit (2x1GB) DDR2 667, ECC (G540-R520-R720-R920), 2 x 8 GB on the Kingston Technology 16GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank, x4. Memory form factor: 200-pin SO-DIMM on the Acer 2GB FBD Upgrade kit (2x1GB) DDR2 667, ECC (G540-R520-R720-R920), 240-pin DIMM on the Kingston Technology 16GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank, x4.

Internal memory
- 2GB FBD Upgrade kit (2x1GB) DDR2 667, ECC (G540-R520-R720-R920):2 GB
- 16GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank, x4:16 GB
Memory layout (modules x size)
- 2GB FBD Upgrade kit (2x1GB) DDR2 667, ECC (G540-R520-R720-R920):2 x 1 GB
- 16GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank, x4:2 x 8 GB
Memory form factor
- 2GB FBD Upgrade kit (2x1GB) DDR2 667, ECC (G540-R520-R720-R920):200-pin SO-DIMM
- 16GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank, x4:240-pin DIMM

Side by side

Differences highlightedShow differences only

Comparison of 2GB FBD Upgrade kit (2x1GB) DDR2 667, ECC (G540-R520-R720-R920), 16GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank, x4
21 specifications	A Acer 2GB FBD Upgrade kit (2x1GB) DDR2 667, ECC (G540-R520-R720-R920)View product	B Kingston Technology 16GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank, x4 View product
Features3 differ
Internal memoryDiffers	2 GB	16 GB
Memory layout (modules x size)Differs	2 x 1 GB	2 x 8 GB
Internal memory type	DDR2	DDR2
Memory form factorDiffers	200-pin SO-DIMM	240-pin DIMM
ECC	Yes	Yes
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 rankingKnown for one	Unknown — not stated by the source	2
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
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
Chips organisationKnown for one	Unknown — not stated by the source	X4
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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