Kingston Technology 4GB 1333 MHz ECC vs Kingston Technology 4GB 1333MHz ECC

Comparison of 4GB 1333 MHz ECC, 4GB 1333MHz ECC

21 specifications	A Kingston Technology 4GB 1333 MHz ECCView product	B Kingston Technology 4GB 1333MHz ECCView product
Featuresidentical
Internal memory	4 GB	4 GB
Memory layout (modules x size)	1 x 4 GB	1 x 4 GB
Internal memory type	DDR3	DDR3
Memory form factor	240-pin DIMM	240-pin DIMM
ECC	Yes	Yes
CAS latency	9	9
Memory bus	72 bit	72 bit
Buffered memory type	Unregistered (unbuffered)	Unregistered (unbuffered)
Memory rankingKnown for one	—Unknown — not stated by the source	2
Memory voltage	1.5 V	1.5 V
Module configuration	512M X 72	512M X 72
Memory type	DDR3	DDR3
Lead plating	Gold	Gold
Other features1 differ
Chips organisation	X8	X8
CompatibilityDiffers	57Y4138 (Lenovo); 64Y9570 (Lenovo); 67Y1389 (Lenovo); 67Y2607 (Lenovo)	A3132552 (DELL); A3132555 (DELL)
Bus clock rate	1333 MHz	1333 MHz
Country of originKnown for one	—Unknown — not stated by the source	United States
Error indication	ECC	ECC
Form factor	240-pin DIMM	240-pin DIMM
Internal memory	4096 MB	4096 MB
Memory layout	1 x 4096 MB	1 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.