Product comparison · 2 memory modules

HyperX Memory HyperX 512MB 900MHz DDR2 CL5 vs Lenovo 512MB DDR SDRAM UDIMM

Key differences

Internal memory type
- Memory HyperX 512MB 900MHz DDR2 CL5:DDR2
- 512MB DDR SDRAM UDIMM:DDR
Memory form factor
- Memory HyperX 512MB 900MHz DDR2 CL5:240-pin DIMM
- 512MB DDR SDRAM UDIMM:184-pin DIMM
ECC
- Memory HyperX 512MB 900MHz DDR2 CL5:No
- 512MB DDR SDRAM UDIMM:Yes
CAS latency
- Memory HyperX 512MB 900MHz DDR2 CL5:5
- 512MB DDR SDRAM UDIMM:2.5
Operating temperature (T-T)
- Memory HyperX 512MB 900MHz DDR2 CL5:0 - 55 °C
- 512MB DDR SDRAM UDIMM:10 - 35 °C

Differences highlightedShow differences only

Comparison of Memory HyperX 512MB 900MHz DDR2 CL5, 512MB DDR SDRAM UDIMM
12 specifications	A HyperX Memory HyperX 512MB 900MHz DDR2 CL5 View product	B Lenovo 512MB DDR SDRAM UDIMM View product
Features4 differ
Internal memory typeDiffers	DDR2	DDR
Memory form factorDiffers	240-pin DIMM	184-pin DIMM
ECCDiffers	No	Yes
CAS latencyDiffers	5	2.5
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
Lead platingKnown for one	Gold	Unknown — not stated by the source
Memory clock speedKnown for one	Unknown — not stated by the source	333 MHz
Operational conditions1 differ
Operating temperature (T-T)Differs	0 - 55 °C	10 - 35 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	8 - 80%

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.