Product comparison · 2 memory modules

Hypertec Compaq equivalent 256MB DIMM SDRAM (PC100 ECC) (Legacy) vs HyperX 1GB(2 x 512MB), 1066MHz,SDRAM-DDR2, 2.2V, Gold, CL5 (5-5-5-15), DIMM 240-pin

Key differences

Internal memory
- Compaq equivalent 256MB DIMM SDRAM (PC100 ECC) (Legacy):0.25 GB
- 1GB(2 x 512MB), 1066MHz,SDRAM-DDR2, 2.2V, Gold, CL5 (5-5-5-15), DIMM 240-pin:1 GB
ECC
- Compaq equivalent 256MB DIMM SDRAM (PC100 ECC) (Legacy):Yes
- 1GB(2 x 512MB), 1066MHz,SDRAM-DDR2, 2.2V, Gold, CL5 (5-5-5-15), DIMM 240-pin:No
Memory clock speed
- Compaq equivalent 256MB DIMM SDRAM (PC100 ECC) (Legacy):100 MHz
- 1GB(2 x 512MB), 1066MHz,SDRAM-DDR2, 2.2V, Gold, CL5 (5-5-5-15), DIMM 240-pin:1066 MHz
Memory voltage
- Compaq equivalent 256MB DIMM SDRAM (PC100 ECC) (Legacy):2.5 V
- 1GB(2 x 512MB), 1066MHz,SDRAM-DDR2, 2.2V, Gold, CL5 (5-5-5-15), DIMM 240-pin:2.2 V

Differences highlightedShow differences only

Comparison of Compaq equivalent 256MB DIMM SDRAM (PC100 ECC) (Legacy), 1GB(2 x 512MB), 1066MHz,SDRAM-DDR2, 2.2V, Gold, CL5 (5-5-5-15), DIMM 240-pin
11 specifications	A Hypertec Compaq equivalent 256MB DIMM SDRAM (PC100 ECC) (Legacy)View product	B HyperX 1GB(2 x 512MB), 1066MHz,SDRAM-DDR2, 2.2V, Gold, CL5 (5-5-5-15), DIMM 240-pin View product
Features4 differ
Internal memoryDiffers	0.25 GB	1 GB
Internal memory typeKnown for one	Unknown — not stated by the source	DDR2
Memory form factorKnown for one	Unknown — not stated by the source	240-pin DIMM
ECCDiffers	Yes	No
CAS latencyKnown for one	Unknown — not stated by the source	5
Memory clock speedDiffers	100 MHz	1066 MHz
Memory voltageDiffers	2.5 V	2.2 V
Lead platingKnown for one	Unknown — not stated by the source	Gold
Weight & dimensionsidentical
WidthKnown for one	133.3 mm	Unknown — not stated by the source
DepthKnown for one	31.8 mm	Unknown — not stated by the source
HeightKnown for one	1.27 mm	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.