Product comparison · 2 memory modules

HyperX blu 4GB DDR3-1333MHz Kit vs HyperX KHX6400D2B1/1G memory module

Key differences

Internal memory
- blu 4GB DDR3-1333MHz Kit:4 GB
- KHX6400D2B1/1G memory module:1 GB
Memory layout (modules x size)
- blu 4GB DDR3-1333MHz Kit:2 x 2 GB
- KHX6400D2B1/1G memory module:1 x 1 GB
Internal memory type
- blu 4GB DDR3-1333MHz Kit:DDR3
- KHX6400D2B1/1G memory module:DDR2
CAS latency
- blu 4GB DDR3-1333MHz Kit:9
- KHX6400D2B1/1G memory module:5
Memory clock speed
- blu 4GB DDR3-1333MHz Kit:1333 MHz
- KHX6400D2B1/1G memory module:800 MHz
Memory voltage
- blu 4GB DDR3-1333MHz Kit:1.5 V
- KHX6400D2B1/1G memory module:1.8 V
Module configuration
- blu 4GB DDR3-1333MHz Kit:256M x 64
- KHX6400D2B1/1G memory module:128M X 64
Row cycle time
- blu 4GB DDR3-1333MHz Kit:49.5 ns
- KHX6400D2B1/1G memory module:57.5 ns

Differences highlightedShow differences only

Comparison of blu 4GB DDR3-1333MHz Kit, KHX6400D2B1/1G
22 specifications	A HyperX blu 4GB DDR3-1333MHz Kit View product	B HyperX KHX6400D2B1/1G memory module Model KHX6400D2B1/1G View product
Features9 differ
Internal memoryDiffers	4 GB	1 GB
Memory layout (modules x size)Differs	2 x 2 GB	1 x 1 GB
Internal memory typeDiffers	DDR3	DDR2
Memory form factor	240-pin DIMM	240-pin DIMM
ECC	No	No
CAS latencyDiffers	9	5
Memory clock speedDiffers	1333 MHz	800 MHz
Memory bus	64 bit	64 bit
Buffered memory type	Unregistered (unbuffered)	Unregistered (unbuffered)
Memory voltageDiffers	1.5 V	1.8 V
Module configurationDiffers	256M x 64	128M X 64
Row cycle timeDiffers	49.5 ns	57.5 ns
Row active timeDiffers	36 ns	45 ns
Memory typeKnown for one	PC-10600	Unknown — not stated by the source
Lead plating	Gold	Gold
Operational conditions1 differ
Operating temperature (T-T)Differs	0 - 85 °C	0 - 55 °C
Packaging dataidentical
Package typeKnown for one	DIMM	Unknown — not stated by the source
Other features3 differ
Bus clock rateDiffers	1333 MHz	800 MHz
Error indication	No	No
Internal memoryDiffers	4096 MB	1024 MB
Memory layoutDiffers	2 x 2048 MB	1 x 1024 MB
Number of pinsKnown for one	240	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.