Kingston Technology 1GB 667MHz vs Kingston Technology 1GB DDR2-533 Non-ECC

Comparison of 1GB 667MHz, 1GB DDR2-533 Non-ECC

19 specifications	A Kingston Technology 1GB 667MHzView product	B Kingston Technology 1GB DDR2-533 Non-ECCView product
Features1 differ
Internal memory	1 GB	1 GB
Memory layout (modules x size)	1 x 1 GB	1 x 1 GB
Internal memory type	DDR2	DDR2
Memory form factor	240-pin DIMM	240-pin DIMM
ECCKnown for one	No	—Unknown — not stated by the source
CAS latencyDiffers	5	4
Memory bus	64 bit	64 bit
Buffered memory type	Unregistered (unbuffered)	Unregistered (unbuffered)
Memory voltageKnown for one	1.8 V	—Unknown — not stated by the source
Module configuration	128M X 64	128M X 64
Memory type	DDR2	DDR2
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 features1 differ
CompatibilityKnown for one	43R2001 (Lenovo); 73P4984 (IBM); 30R5126 (Lenovo); 41X4256 (Lenovo)	—Unknown — not stated by the source
Bus clock rateDiffers	667 MHz	533 MHz
Error indicationKnown for one	No	—Unknown — not stated by the source
Form factor	240-pin DIMM	240-pin DIMM
Internal memoryKnown for one	1024 MB	—Unknown — not stated by the source
Memory layoutKnown for one	1 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.