Acer 512MB DDR PC2100 ECC Registered vs HyperX Memory HyperX 256MB 433Mhz DDR nonECC

Comparison of 512MB DDR PC2100 ECC Registered, Memory HyperX 256MB 433Mhz DDR nonECC

12 specifications	A Acer 512MB DDR PC2100 ECC RegisteredView product	B HyperX Memory HyperX 256MB 433Mhz DDR nonECCView product
Features1 differ
Internal memoryDiffers	0.5 GB	0.25 GB
Internal memory typeKnown for one	—Unknown — not stated by the source	DDR
Memory form factorKnown for one	—Unknown — not stated by the source	184-pin DIMM
CAS latencyKnown for one	—Unknown — not stated by the source	2
Memory voltageKnown for one	—Unknown — not stated by the source	2.5 V
Lead platingKnown for one	—Unknown — not stated by the source	Gold
Internal memory access speedKnown for one	—Unknown — not stated by the source	4.6 ns
Memory clock speedKnown for one	266 MHz	—Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 55 °C	—Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	10 - 90%	—Unknown — not stated by the source
Other featuresidentical
Access timeKnown for one	4.2 ms	—Unknown — not stated by the source
Processor frequencyKnown for one	266 MHz	—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.