Product comparison · 2 memory modules

Kingston Technology 512MB 333MHz DDR ECC Registered CL2.5 DIMM Single Rank, x8 vs Kingston Technology 512MB 400MHz DDR Non-ECC CL3 (3-3-3) SODIMM

12specifications compared
7differ
5identical
1known for one product only

Key differences

The Kingston Technology 512MB 400MHz DDR Non-ECC CL3 (3-3-3) SODIMM has 0.5 more CAS latency than the Kingston Technology 512MB 333MHz DDR ECC Registered CL2.5 DIMM Single Rank, x8 (3 vs 2.5). The Kingston Technology 512MB 333MHz DDR ECC Registered CL2.5 DIMM Single Rank, x8 has 8 bit more memory bus than the Kingston Technology 512MB 400MHz DDR Non-ECC CL3 (3-3-3) SODIMM (72 bit vs 64 bit). The Kingston Technology 512MB 400MHz DDR Non-ECC CL3 (3-3-3) SODIMM has 8 bit more check width than the Kingston Technology 512MB 333MHz DDR ECC Registered CL2.5 DIMM Single Rank, x8 (16 bit vs 8 bit). Only the Kingston Technology 512MB 333MHz DDR ECC Registered CL2.5 DIMM Single Rank, x8 has ECC. Memory form factor: 184-Pin DIMM on the Kingston Technology 512MB 333MHz DDR ECC Registered CL2.5 DIMM Single Rank, x8, 200-pin SO-DIMM on the Kingston Technology 512MB 400MHz DDR Non-ECC CL3 (3-3-3) SODIMM.

Memory form factor
- 512MB 333MHz DDR ECC Registered CL2.5 DIMM Single Rank, x8:184-Pin DIMM
- 512MB 400MHz DDR Non-ECC CL3 (3-3-3) SODIMM:200-pin SO-DIMM
ECC
- 512MB 333MHz DDR ECC Registered CL2.5 DIMM Single Rank, x8:Yes
- 512MB 400MHz DDR Non-ECC CL3 (3-3-3) SODIMM:No
CAS latency
- 512MB 333MHz DDR ECC Registered CL2.5 DIMM Single Rank, x8:2.5
- 512MB 400MHz DDR Non-ECC CL3 (3-3-3) SODIMM:3
Memory bus
- 512MB 333MHz DDR ECC Registered CL2.5 DIMM Single Rank, x8:72 bit
- 512MB 400MHz DDR Non-ECC CL3 (3-3-3) SODIMM:64 bit
Check width
- 512MB 333MHz DDR ECC Registered CL2.5 DIMM Single Rank, x8:8 bit
- 512MB 400MHz DDR Non-ECC CL3 (3-3-3) SODIMM:16 bit
Buffered memory type
- 512MB 333MHz DDR ECC Registered CL2.5 DIMM Single Rank, x8:Registered (buffered)
- 512MB 400MHz DDR Non-ECC CL3 (3-3-3) SODIMM:Unregistered (unbuffered)
Memory voltage
- 512MB 333MHz DDR ECC Registered CL2.5 DIMM Single Rank, x8:2.5 V
- 512MB 400MHz DDR Non-ECC CL3 (3-3-3) SODIMM:2.6 V

Side by side

Differences highlightedShow differences only

Comparison of 512MB 333MHz DDR ECC Registered CL2.5 DIMM Single Rank, x8, 512MB 400MHz DDR Non-ECC CL3 (3-3-3) SODIMM
13 specifications	A Kingston Technology 512MB 333MHz DDR ECC Registered CL2.5 DIMM Single Rank, x8 View product	B Kingston Technology 512MB 400MHz DDR Non-ECC CL3 (3-3-3) SODIMM View product
Features7 differ
Internal memory	0.5 GB	0.5 GB
Memory layout (modules x size)	1 x 0.5 GB	1 x 0.5 GB
Internal memory type	DDR	DDR
Memory form factorDiffers	184-Pin DIMM	200-pin SO-DIMM
ECCDiffers	Yes	No
CAS latencyDiffers	2.5	3
Memory busDiffers	72 bit	64 bit
Check widthDiffers	8 bit	16 bit
Buffered memory typeDiffers	Registered (buffered)	Unregistered (unbuffered)
Memory voltageDiffers	2.5 V	2.6 V
Memory type	DDR	DDR
Lead plating	Gold	Gold
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 70 °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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