Product comparison · 2 memory modules

HyperX 2GB DDR2 800MHz Kit vs HyperX 4GB DDR3-1600

Key differences

Internal memory
- 2GB DDR2 800MHz Kit:2 GB
- 4GB DDR3-1600:4 GB
Memory layout (modules x size)
- 2GB DDR2 800MHz Kit:2 x 1 GB
- 4GB DDR3-1600:1 x 4 GB
Internal memory type
- 2GB DDR2 800MHz Kit:DDR2
- 4GB DDR3-1600:DDR3
CAS latency
- 2GB DDR2 800MHz Kit:4
- 4GB DDR3-1600:9
Memory clock speed
- 2GB DDR2 800MHz Kit:800 MHz
- 4GB DDR3-1600:1600 MHz
Memory voltage
- 2GB DDR2 800MHz Kit:2.0 V
- 4GB DDR3-1600:1.65 V
Module configuration
- 2GB DDR2 800MHz Kit:128M x 64
- 4GB DDR3-1600:512M x 64

Differences highlightedShow differences only

Comparison of 2GB DDR2 800MHz Kit, 4GB DDR3-1600
19 specifications	A HyperX 2GB DDR2 800MHz Kit View product	B HyperX 4GB DDR3-1600 View product
Features7 differ
Internal memoryDiffers	2 GB	4 GB
Memory layout (modules x size)Differs	2 x 1 GB	1 x 4 GB
Internal memory typeDiffers	DDR2	DDR3
Memory form factor	240-pin DIMM	240-pin DIMM
ECC	No	No
CAS latencyDiffers	4	9
Memory clock speedDiffers	800 MHz	1600 MHz
Buffered memory type	Unregistered (unbuffered)	Unregistered (unbuffered)
Memory voltageDiffers	2.0 V	1.65 V
Module configurationDiffers	128M x 64	512M x 64
Row cycle timeKnown for one	Unknown — not stated by the source	49.5 ns
Refresh row cycle timeKnown for one	Unknown — not stated by the source	160 ns
Row active timeKnown for one	Unknown — not stated by the source	36 ns
Memory typeKnown for one	Unknown — not stated by the source	PC-12800
Lead plating	Gold	Gold
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 85 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-55 - 100 °C
Weight & dimensionsidentical
HeightKnown for one	Unknown — not stated by the source	30 mm
Packaging dataidentical
Package type	DIMM	DIMM

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.