Product comparison · 2 memory modules

HyperX 2GB 1066MHz DDR2 Non-ECC DIMM (Kit of 2) vs HyperX Memory 1GB 800MHz DDR2 Non-ECC Low-Latency CL4

Key differences

Internal memory
- 2GB 1066MHz DDR2 Non-ECC DIMM (Kit of 2):2 GB
- Memory 1GB 800MHz DDR2 Non-ECC Low-Latency CL4:1 GB
CAS latency
- 2GB 1066MHz DDR2 Non-ECC DIMM (Kit of 2):5
- Memory 1GB 800MHz DDR2 Non-ECC Low-Latency CL4:4
Memory clock speed
- 2GB 1066MHz DDR2 Non-ECC DIMM (Kit of 2):1066 MHz
- Memory 1GB 800MHz DDR2 Non-ECC Low-Latency CL4:800 MHz
Memory voltage
- 2GB 1066MHz DDR2 Non-ECC DIMM (Kit of 2):2.2 V
- Memory 1GB 800MHz DDR2 Non-ECC Low-Latency CL4:1.8 V
Bus clock rate
- 2GB 1066MHz DDR2 Non-ECC DIMM (Kit of 2):1066 MHz
- Memory 1GB 800MHz DDR2 Non-ECC Low-Latency CL4:800 MHz
Internal memory
- 2GB 1066MHz DDR2 Non-ECC DIMM (Kit of 2):2048 MB
- Memory 1GB 800MHz DDR2 Non-ECC Low-Latency CL4:1024 MB
Memory layout
- 2GB 1066MHz DDR2 Non-ECC DIMM (Kit of 2):2 x 1024 MB
- Memory 1GB 800MHz DDR2 Non-ECC Low-Latency CL4:1 x 1024 MB

Differences highlightedShow differences only

Comparison of 2GB 1066MHz DDR2 Non-ECC DIMM (Kit of 2), Memory 1GB 800MHz DDR2 Non-ECC Low-Latency CL4
19 specifications	A HyperX 2GB 1066MHz DDR2 Non-ECC DIMM (Kit of 2)View product	B HyperX Memory 1GB 800MHz DDR2 Non-ECC Low-Latency CL4 View product
Features4 differ
Internal memoryDiffers	2 GB	1 GB
CAS latencyDiffers	5	4
Memory clock speedDiffers	1066 MHz	800 MHz
Memory voltageDiffers	2.2 V	1.8 V
Row cycle timeKnown for one	51.5 ns	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 55 °C	Unknown — not stated by the source
Other features3 differ
Bus clock rateDiffers	1066 MHz	800 MHz
Internal memoryDiffers	2048 MB	1024 MB
Memory layoutDiffers	2 x 1024 MB	1 x 1024 MB
Processor frequencyKnown for one	Unknown — not stated by the source	800 MHz

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.