Product comparison · 2 memory modules

Kingston Technology 256MB 400MHz DDR Non-ECC CL2.5 DIMM vs Kingston Technology 512MB 266MHz DDR ECC CL2.5 DIMM

8specifications compared
2differ
6identical
7known for one product only

Key differences

Internal memory
- 256MB 400MHz DDR Non-ECC CL2.5 DIMM:0.25 GB
- 512MB 266MHz DDR ECC CL2.5 DIMM:0.5 GB
ECC
- 256MB 400MHz DDR Non-ECC CL2.5 DIMM:No
- 512MB 266MHz DDR ECC CL2.5 DIMM:Yes

Side by side

Differences highlightedShow differences only

Comparison of 256MB 400MHz DDR Non-ECC CL2.5 DIMM, 512MB 266MHz DDR ECC CL2.5 DIMM
15 specifications	A Kingston Technology 256MB 400MHz DDR Non-ECC CL2.5 DIMM View product	B Kingston Technology 512MB 266MHz DDR ECC CL2.5 DIMM View product
Features2 differ
Internal memoryDiffers	0.25 GB	0.5 GB
Internal memory type	DDR	DDR
Memory form factor	184-pin DIMM	184-pin DIMM
ECCDiffers	No	Yes
CAS latency	2.5	2.5
Memory bus	64 bit	64 bit
Check width	8 bit	8 bit
Memory voltage	2.5 V	2.5 V
Memory layout (modules x size)Known for one	Unknown — not stated by the source	1 x 0.5 GB
Buffered memory typeKnown for one	Unknown — not stated by the source	Unregistered (unbuffered)
Lead platingKnown for one	Unknown — not stated by the source	Gold
Weight & dimensionsidentical
WidthKnown for one	133 mm	Unknown — not stated by the source
DepthKnown for one	1.2 mm	Unknown — not stated by the source
HeightKnown for one	32 mm	Unknown — not stated by the source
Other featuresidentical
Mac compatibilityKnown for one	No	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.

More memory module comparisons

All memory module comparisons