Product comparison · 2 memory modules

HP 512MB 133MHz SDRAM vs Kingston Technology 256MB 266MHz DDR Non-ECC CL2.5 DIMM

4specifications compared
4differ
0identical
12known for one product only

Key differences

Internal memory
- 512MB 133MHz SDRAM:0.5 GB
- 256MB 266MHz DDR Non-ECC CL2.5 DIMM:0.25 GB
Memory form factor
- 512MB 133MHz SDRAM:168-pin DIMM
- 256MB 266MHz DDR Non-ECC CL2.5 DIMM:184-pin DIMM
ECC
- 512MB 133MHz SDRAM:Yes
- 256MB 266MHz DDR Non-ECC CL2.5 DIMM:No
Memory voltage
- 512MB 133MHz SDRAM:3.3 V
- 256MB 266MHz DDR Non-ECC CL2.5 DIMM:2.5 V

Side by side

Differences highlightedShow differences only

Comparison of 512MB 133MHz SDRAM, 256MB 266MHz DDR Non-ECC CL2.5 DIMM
16 specifications	A HP 512MB 133MHz SDRAM View product	B Kingston Technology 256MB 266MHz DDR Non-ECC CL2.5 DIMM View product
Features4 differ
Internal memoryDiffers	0.5 GB	0.25 GB
Internal memory typeKnown for one	Unknown — not stated by the source	DDR
Memory form factorDiffers	168-pin DIMM	184-pin DIMM
ECCDiffers	Yes	No
CAS latencyKnown for one	Unknown — not stated by the source	2.5
Memory busKnown for one	Unknown — not stated by the source	64 bit
Memory voltageDiffers	3.3 V	2.5 V
Row cycle timeKnown for one	Unknown — not stated by the source	65 ns
Refresh row cycle timeKnown for one	Unknown — not stated by the source	75 ns
Row active timeKnown for one	Unknown — not stated by the source	45 ns
Lead platingKnown for one	Unknown — not stated by the source	Gold
Memory layout (modules x size)Known for one	2 x 0.25 GB	Unknown — not stated by the source
Component forKnown for one	PC/Server	Unknown — not stated by the source
Memory clock speedKnown for one	133 MHz	Unknown — not stated by the source
Buffered memory typeKnown for one	Registered (buffered)	Unknown — not stated by the source
Packaging dataidentical
Package typeKnown for one	DIMM	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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