Product comparison · 2 memory modules

Kingston Technology 1GB 800MHz CL6 vs Kingston Technology 8GB 667MHz FBDIMM Kit (4-core and 8-core systems)

Key differences

Internal memory
- 1GB 800MHz CL6:1 GB
- 8GB 667MHz FBDIMM Kit (4-core and 8-core systems):8 GB
Memory layout (modules x size)
- 1GB 800MHz CL6:1 x 1 GB
- 8GB 667MHz FBDIMM Kit (4-core and 8-core systems):2 x 4 GB
Internal memory type
- 1GB 800MHz CL6:DRAM
- 8GB 667MHz FBDIMM Kit (4-core and 8-core systems):DDR2
CAS latency
- 1GB 800MHz CL6:6
- 8GB 667MHz FBDIMM Kit (4-core and 8-core systems):5
Memory bus
- 1GB 800MHz CL6:64 bit
- 8GB 667MHz FBDIMM Kit (4-core and 8-core systems):72 bit
Buffered memory type
- 1GB 800MHz CL6:Unregistered (unbuffered)
- 8GB 667MHz FBDIMM Kit (4-core and 8-core systems):Registered (buffered)
Module configuration
- 1GB 800MHz CL6:128M X 64
- 8GB 667MHz FBDIMM Kit (4-core and 8-core systems):512M X 72
Bus clock rate
- 1GB 800MHz CL6:800 MHz
- 8GB 667MHz FBDIMM Kit (4-core and 8-core systems):667 MHz

Differences highlightedShow differences only

Comparison of 1GB 800MHz CL6, 8GB 667MHz FBDIMM Kit (4-core and 8-core systems)
18 specifications	A Kingston Technology 1GB 800MHz CL6 View product	B Kingston Technology 8GB 667MHz FBDIMM Kit (4-core and 8-core systems)View product
Features7 differ
Internal memoryDiffers	1 GB	8 GB
Memory layout (modules x size)Differs	1 x 1 GB	2 x 4 GB
Internal memory typeDiffers	DRAM	DDR2
Memory form factorKnown for one	240-pin DIMM	Unknown — not stated by the source
CAS latencyDiffers	6	5
Memory busDiffers	64 bit	72 bit
Buffered memory typeDiffers	Unregistered (unbuffered)	Registered (buffered)
Module configurationDiffers	128M X 64	512M X 72
Lead platingKnown for one	Unknown — not stated by the source	Gold
Weight & dimensionsidentical
WidthKnown for one	133.3 mm	Unknown — not stated by the source
Other features4 differ
CompatibilityKnown for one	41U2977 (Lenovo); 41X1080 (Lenovo)	Unknown — not stated by the source
Bus clock rateDiffers	800 MHz	667 MHz
Error indicationDiffers	No	ECC
Internal memoryDiffers	1024 MB	8192 MB
Memory layoutDiffers	1 x 1024 MB	2 x 4096 MB

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.