Product comparison · 2 memory modules

Kingston Technology 512MB PC2100 vs Kingston Technology Memory 1GB 333MHz DDR ECC CL2.5 DUAL x4

6specifications compared
5differ
1identical
7known for one product only

Key differences

The Kingston Technology Memory 1GB 333MHz DDR ECC CL2.5 DUAL x4 has 0.5 GB more internal memory than the Kingston Technology 512MB PC2100 (1 GB vs 0.5 GB). The Kingston Technology Memory 1GB 333MHz DDR ECC CL2.5 DUAL x4 has 8 bit more memory bus than the Kingston Technology 512MB PC2100 (72 bit vs 64 bit). The Kingston Technology 512MB PC2100 has 0.8 V more memory voltage than the Kingston Technology Memory 1GB 333MHz DDR ECC CL2.5 DUAL x4 (3.3 V vs 2.5 V). Internal memory type: DRAM on the Kingston Technology 512MB PC2100, DDR on the Kingston Technology Memory 1GB 333MHz DDR ECC CL2.5 DUAL x4. Memory form factor: 168-pin DIMM on the Kingston Technology 512MB PC2100, 184-Pin DIMM on the Kingston Technology Memory 1GB 333MHz DDR ECC CL2.5 DUAL x4.

Internal memory
- 512MB PC2100:0.5 GB
- Memory 1GB 333MHz DDR ECC CL2.5 DUAL x4:1 GB
Internal memory type
- 512MB PC2100:DRAM
- Memory 1GB 333MHz DDR ECC CL2.5 DUAL x4:DDR
Memory form factor
- 512MB PC2100:168-pin DIMM
- Memory 1GB 333MHz DDR ECC CL2.5 DUAL x4:184-Pin DIMM
Memory bus
- 512MB PC2100:64 bit
- Memory 1GB 333MHz DDR ECC CL2.5 DUAL x4:72 bit
Memory voltage
- 512MB PC2100:3.3 V
- Memory 1GB 333MHz DDR ECC CL2.5 DUAL x4:2.5 V

Side by side

Differences highlightedShow differences only

Comparison of 512MB PC2100, Memory 1GB 333MHz DDR ECC CL2.5 DUAL x4
13 specifications	A Kingston Technology 512MB PC2100 View product	B Kingston Technology Memory 1GB 333MHz DDR ECC CL2.5 DUAL x4 View product
Features5 differ
Internal memoryDiffers	0.5 GB	1 GB
Internal memory typeDiffers	DRAM	DDR
Memory form factorDiffers	168-pin DIMM	184-Pin DIMM
ECCKnown for one	Unknown — not stated by the source	Yes
CAS latencyKnown for one	Unknown — not stated by the source	2.5
Memory busDiffers	64 bit	72 bit
Check widthKnown for one	Unknown — not stated by the source	4 bit
Memory voltageDiffers	3.3 V	2.5 V
Lead plating	Gold	Gold
Memory layout (modules x size)Known for one	1 x 0.5 GB	Unknown — not stated by the source
Buffered memory typeKnown for one	Unregistered (unbuffered)	Unknown — not stated by the source
Memory typeKnown for one	DDR	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 70 °C

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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