Product comparison · 2 memory modules

Kingston Technology 12GB, 1066MHz, DDR3, ECC, DIMM vs Kingston Technology 4GB, DDR3, 1066MHz, ECC f/ Dell

Key differences

Internal memory
- 12GB, 1066MHz, DDR3, ECC, DIMM:12 GB
- 4GB, DDR3, 1066MHz, ECC f/ Dell:4 GB
Memory layout (modules x size)
- 12GB, 1066MHz, DDR3, ECC, DIMM:3 x 4 GB
- 4GB, DDR3, 1066MHz, ECC f/ Dell:1 x 4 GB
Memory form factor
- 12GB, 1066MHz, DDR3, ECC, DIMM:240-pin DIMM
- 4GB, DDR3, 1066MHz, ECC f/ Dell:204-pin SO-DIMM
Memory bus
- 12GB, 1066MHz, DDR3, ECC, DIMM:72 bit
- 4GB, DDR3, 1066MHz, ECC f/ Dell:64 bit
Buffered memory type
- 12GB, 1066MHz, DDR3, ECC, DIMM:Registered (buffered)
- 4GB, DDR3, 1066MHz, ECC f/ Dell:Unregistered (unbuffered)
Module configuration
- 12GB, 1066MHz, DDR3, ECC, DIMM:512M X 72
- 4GB, DDR3, 1066MHz, ECC f/ Dell:512M X 64

Differences highlightedShow differences only

Comparison of 12GB, 1066MHz, DDR3, ECC, DIMM, 4GB, DDR3, 1066MHz, ECC f/ Dell
19 specifications	A Kingston Technology 12GB, 1066MHz, DDR3, ECC, DIMM View product	B Kingston Technology 4GB, DDR3, 1066MHz, ECC f/ Dell View product
Features6 differ
Internal memoryDiffers	12 GB	4 GB
Memory layout (modules x size)Differs	3 x 4 GB	1 x 4 GB
Internal memory type	DDR3	DDR3
Memory form factorDiffers	240-pin DIMM	204-pin SO-DIMM
ECC	Yes	Yes
CAS latency	7	7
Memory busDiffers	72 bit	64 bit
Buffered memory typeDiffers	Registered (buffered)	Unregistered (unbuffered)
Memory voltageKnown for one	Unknown — not stated by the source	1.5 V
Module configurationDiffers	512M X 72	512M X 64
Memory type	DDR3	DDR3
Lead plating	Gold	Gold
Other featuresidentical
CompatibilityKnown for one	Unknown — not stated by the source	A2038272 (DELL); A2058521 (DELL); A2884835 (DELL); A3198148 (DELL); A3414617 (DELL); A3583288 (DELL); A3721488 (DELL); A3721489 (DELL); A3721509 (DELL); A3721510 (DELL); A3721516 (DELL); A3761099 (DELL); A3761100 (DELL); A3761102 (DELL); A5460570 (DELL)
Bus clock rateKnown for one	Unknown — not stated by the source	1066 MHz
Error indicationKnown for one	Unknown — not stated by the source	No
Form factorKnown for one	Unknown — not stated by the source	204-pin SODIMM
Internal memoryKnown for one	Unknown — not stated by the source	4096 MB
Memory layoutKnown for one	Unknown — not stated by the source	1 x 4096 MB
Chips organisationKnown for one	X4	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.