Product comparison · 2 memory modules

Dell 1GB DDR 400MHz Module vs Kingston Technology 4GB 1600MHz DDR3 ECC CL11 DIMM

8specifications compared
7differ
1identical
19known for one product only

Key differences

Internal memory
- 1GB DDR 400MHz Module:1 GB
- 4GB 1600MHz DDR3 ECC CL11 DIMM:4 GB
Memory layout (modules x size)
- 1GB DDR 400MHz Module:1 x 1 GB
- 4GB 1600MHz DDR3 ECC CL11 DIMM:1 x 4 GB
Internal memory type
- 1GB DDR 400MHz Module:DDR
- 4GB 1600MHz DDR3 ECC CL11 DIMM:DDR3
Memory form factor
- 1GB DDR 400MHz Module:184-pin DIMM
- 4GB 1600MHz DDR3 ECC CL11 DIMM:240-pin DIMM
ECC
- 1GB DDR 400MHz Module:No
- 4GB 1600MHz DDR3 ECC CL11 DIMM:Yes
Buffered memory type
- 1GB DDR 400MHz Module:Unregistered (unbuffered)
- 4GB 1600MHz DDR3 ECC CL11 DIMM:Registered (buffered)
Memory voltage
- 1GB DDR 400MHz Module:2.5 V
- 4GB 1600MHz DDR3 ECC CL11 DIMM:1.5 V

Side by side

Differences highlightedShow differences only

Comparison of 1GB DDR 400MHz Module, 4GB 1600MHz DDR3 ECC CL11 DIMM
27 specifications	A Dell 1GB DDR 400MHz Module View product	B Kingston Technology 4GB 1600MHz DDR3 ECC CL11 DIMM View product
Features7 differ
Internal memoryDiffers	1 GB	4 GB
Memory layout (modules x size)Differs	1 x 1 GB	1 x 4 GB
Internal memory typeDiffers	DDR	DDR3
Memory form factorDiffers	184-pin DIMM	240-pin DIMM
ECCDiffers	No	Yes
CAS latencyKnown for one	Unknown — not stated by the source	11
Memory busKnown for one	Unknown — not stated by the source	72 bit
Buffered memory typeDiffers	Unregistered (unbuffered)	Registered (buffered)
Memory rankingKnown for one	Unknown — not stated by the source	1
Memory voltageDiffers	2.5 V	1.5 V
Module configurationKnown for one	Unknown — not stated by the source	512M X 72
Row cycle timeKnown for one	Unknown — not stated by the source	48 ns
Refresh row cycle timeKnown for one	Unknown — not stated by the source	260 ns
Row active timeKnown for one	Unknown — not stated by the source	35 ns
SPD profileKnown for one	Unknown — not stated by the source	Yes
Lead platingKnown for one	Unknown — not stated by the source	Gold
Memory clock speedKnown for one	400 MHz	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 85 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-55 - 100 °C
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	133.3 mm
HeightKnown for one	Unknown — not stated by the source	30 mm
Other featuresidentical
Chips organisationKnown for one	Unknown — not stated by the source	X8
Bus clock rateKnown for one	Unknown — not stated by the source	1600 MHz
Error indicationKnown for one	Unknown — not stated by the source	ECC
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

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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