Product comparison · 2 memory modules

Kingston Technology 2GB 667MHz FBDIMM Kit (4-core and 8-core systems) vs Kingston Technology 512MB, 1066MHz, DDR3, Non-ECC, CL7, DIMM 240-pin, Gold, 64M X 64

Key differences

Internal memory
- 2GB 667MHz FBDIMM Kit (4-core and 8-core systems):2 GB
- 512MB, 1066MHz, DDR3, Non-ECC, CL7, DIMM 240-pin, Gold, 64M X 64:0.5 GB
Internal memory type
- 2GB 667MHz FBDIMM Kit (4-core and 8-core systems):DDR2
- 512MB, 1066MHz, DDR3, Non-ECC, CL7, DIMM 240-pin, Gold, 64M X 64:DDR3
CAS latency
- 2GB 667MHz FBDIMM Kit (4-core and 8-core systems):5
- 512MB, 1066MHz, DDR3, Non-ECC, CL7, DIMM 240-pin, Gold, 64M X 64:7
Memory voltage
- 2GB 667MHz FBDIMM Kit (4-core and 8-core systems):1.8 V
- 512MB, 1066MHz, DDR3, Non-ECC, CL7, DIMM 240-pin, Gold, 64M X 64:1.5 V

Differences highlightedShow differences only

Comparison of 2GB 667MHz FBDIMM Kit (4-core and 8-core systems), 512MB, 1066MHz, DDR3, Non-ECC, CL7, DIMM 240-pin, Gold, 64M X 64
18 specifications	A Kingston Technology 2GB 667MHz FBDIMM Kit (4-core and 8-core systems)View product	B Kingston Technology 512MB, 1066MHz, DDR3, Non-ECC, CL7, DIMM 240-pin, Gold, 64M X 64 View product
Features4 differ
Internal memoryDiffers	2 GB	0.5 GB
Memory layout (modules x size)Known for one	2 x 1 GB	Unknown — not stated by the source
Internal memory typeDiffers	DDR2	DDR3
CAS latencyDiffers	5	7
Memory busKnown for one	72 bit	Unknown — not stated by the source
Buffered memory typeKnown for one	Registered (buffered)	Unknown — not stated by the source
Memory voltageDiffers	1.8 V	1.5 V
Module configurationKnown for one	128M X 72	Unknown — not stated by the source
Memory typeKnown for one	DDR2	Unknown — not stated by the source
Lead plating	Gold	Gold
Memory form factorKnown for one	Unknown — not stated by the source	240-pin DIMM
ECCKnown for one	Unknown — not stated by the source	No
Other featuresidentical
CompatibilityKnown for one	MA986 (Apple)	Unknown — not stated by the source
Bus clock rateKnown for one	667 MHz	Unknown — not stated by the source
Error indicationKnown for one	ECC	Unknown — not stated by the source
Form factorKnown for one	240-pin DIMM	Unknown — not stated by the source
Internal memoryKnown for one	2048 MB	Unknown — not stated by the source
Memory layoutKnown for one	2 x 1024 MB	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.