Product comparison · 2 memory modules

Kingston Technology 3GB DDR3 240-pin DIMM Kit vs Kingston Technology 4GB 1333 MHz ECC

12specifications compared
3differ
9identical
11known for one product only

Key differences

Internal memory
- 3GB DDR3 240-pin DIMM Kit:3 GB
- 4GB 1333 MHz ECC:4 GB
Memory layout (modules x size)
- 3GB DDR3 240-pin DIMM Kit:3 x 1 GB
- 4GB 1333 MHz ECC:1 x 4 GB
Buffered memory type
- 3GB DDR3 240-pin DIMM Kit:Registered (buffered)
- 4GB 1333 MHz ECC:Unregistered (unbuffered)

Side by side

Differences highlightedShow differences only

Comparison of 3GB DDR3 240-pin DIMM Kit, 4GB 1333 MHz ECC
23 specifications	A Kingston Technology 3GB DDR3 240-pin DIMM Kit View product	B Kingston Technology 4GB 1333 MHz ECC View product
Features3 differ
Internal memoryDiffers	3 GB	4 GB
Memory layout (modules x size)Differs	3 x 1 GB	1 x 4 GB
Buffered memory typeDiffers	Registered (buffered)	Unregistered (unbuffered)
Module configurationKnown for one	Unknown — not stated by the source	512M X 72
Row cycle timeKnown for one	49.5 ns	Unknown — not stated by the source
Refresh row cycle timeKnown for one	110 ns	Unknown — not stated by the source
Row active timeKnown for one	36 ns	Unknown — not stated by the source
Other featuresidentical
CompatibilityKnown for one	Unknown — not stated by the source	57Y4138 (Lenovo); 64Y9570 (Lenovo); 67Y1389 (Lenovo); 67Y2607 (Lenovo)
Bus clock rateKnown for one	Unknown — not stated by the source	1333 MHz
Error indicationKnown for one	Unknown — not stated by the source	ECC
Form factorKnown for one	Unknown — not stated by the source	240-pin DIMM
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
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 85 °C	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.

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