Product comparison · 2 memory modules

HyperX Memory HyperX 512MB 900MHz DDR2 CL5 2pk vs Lenovo 256MB NP SDRAM DIMM UPG

5specifications compared
3differ
2identical
9known for one product only

Key differences

Memory form factor
- Memory HyperX 512MB 900MHz DDR2 CL5 2pk:240-pin DIMM
- 256MB NP SDRAM DIMM UPG:168-pin DIMM
ECC
- Memory HyperX 512MB 900MHz DDR2 CL5 2pk:No
- 256MB NP SDRAM DIMM UPG:Yes
CAS latency
- Memory HyperX 512MB 900MHz DDR2 CL5 2pk:5
- 256MB NP SDRAM DIMM UPG:3

Side by side

Differences highlightedShow differences only

Comparison of Memory HyperX 512MB 900MHz DDR2 CL5 2pk, 256MB NP SDRAM DIMM UPG
14 specifications	A HyperX Memory HyperX 512MB 900MHz DDR2 CL5 2pk View product	B Lenovo 256MB NP SDRAM DIMM UPG View product
Features3 differ
Internal memory typeKnown for one	DDR2	Unknown — not stated by the source
Memory form factorDiffers	240-pin DIMM	168-pin DIMM
ECCDiffers	No	Yes
CAS latencyDiffers	5	3
Memory busKnown for one	64 bit	Unknown — not stated by the source
Check widthKnown for one	8 bit	Unknown — not stated by the source
Memory voltageKnown for one	2.0 V	Unknown — not stated by the source
Memory clock speedKnown for one	Unknown — not stated by the source	133 MHz
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 55 °C	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	133.4 mm
DepthKnown for one	Unknown — not stated by the source	35.7 mm
HeightKnown for one	Unknown — not stated by the source	3.8 mm

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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