Product comparison · 2 memory modules

Origin Storage 1Gb DDR2 PC2-6400 800MHz 2Rx8 UDIMM Optiplex 740/745/755/760 vs Origin Storage 16GB DDR3 1333MHz RDIMM 4Rx4 ECC

Key differences

Internal memory
- 1Gb DDR2 PC2-6400 800MHz 2Rx8 UDIMM Optiplex 740/745/755/760:1 GB
- 16GB DDR3 1333MHz RDIMM 4Rx4 ECC:16 GB
Memory layout (modules x size)
- 1Gb DDR2 PC2-6400 800MHz 2Rx8 UDIMM Optiplex 740/745/755/760:1 x 1 GB
- 16GB DDR3 1333MHz RDIMM 4Rx4 ECC:1 x 16 GB
Internal memory type
- 1Gb DDR2 PC2-6400 800MHz 2Rx8 UDIMM Optiplex 740/745/755/760:DDR2
- 16GB DDR3 1333MHz RDIMM 4Rx4 ECC:DDR3
ECC
- 1Gb DDR2 PC2-6400 800MHz 2Rx8 UDIMM Optiplex 740/745/755/760:No
- 16GB DDR3 1333MHz RDIMM 4Rx4 ECC:Yes
Memory clock speed
- 1Gb DDR2 PC2-6400 800MHz 2Rx8 UDIMM Optiplex 740/745/755/760:800 MHz
- 16GB DDR3 1333MHz RDIMM 4Rx4 ECC:1333 MHz
Buffered memory type
- 1Gb DDR2 PC2-6400 800MHz 2Rx8 UDIMM Optiplex 740/745/755/760:Unregistered (unbuffered)
- 16GB DDR3 1333MHz RDIMM 4Rx4 ECC:Registered (buffered)
Memory ranking
- 1Gb DDR2 PC2-6400 800MHz 2Rx8 UDIMM Optiplex 740/745/755/760:2
- 16GB DDR3 1333MHz RDIMM 4Rx4 ECC:4
Memory voltage
- 1Gb DDR2 PC2-6400 800MHz 2Rx8 UDIMM Optiplex 740/745/755/760:1.8 V
- 16GB DDR3 1333MHz RDIMM 4Rx4 ECC:1.35 V

Differences highlightedShow differences only

Comparison of DELL128D64B2800, DELL2048R72U31333LV
25 specifications	A Origin Storage 1Gb DDR2 PC2-6400 800MHz 2Rx8 UDIMM Optiplex 740/745/755/760 Model DELL128D64B2800 View product	B Origin Storage 16GB DDR3 1333MHz RDIMM 4Rx4 ECC Model DELL2048R72U31333LV View product
Features8 differ
Internal memoryDiffers	1 GB	16 GB
Memory layout (modules x size)Differs	1 x 1 GB	1 x 16 GB
Internal memory typeDiffers	DDR2	DDR3
ECCDiffers	No	Yes
Memory clock speedDiffers	800 MHz	1333 MHz
Buffered memory typeDiffers	Unregistered (unbuffered)	Registered (buffered)
Memory rankingDiffers	2	4
Memory voltageDiffers	1.8 V	1.35 V
Other featuresidentical
CompatibilityKnown for one	Dell Optiplex 740/745/755/760	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.