Product comparison · 2 memory modules

Dell 2GB DDR3 1333 MHz 1R UDIMM ECC vs Dell 4GB DDR3 1333MHz RDIMM ECC

Key differences

Internal memory
- 2GB DDR3 1333 MHz 1R UDIMM ECC:2 GB
- 4GB DDR3 1333MHz RDIMM ECC:4 GB
Buffered memory type
- 2GB DDR3 1333 MHz 1R UDIMM ECC:Unregistered (unbuffered)
- 4GB DDR3 1333MHz RDIMM ECC:Registered (buffered)
Memory ranking
- 2GB DDR3 1333 MHz 1R UDIMM ECC:1
- 4GB DDR3 1333MHz RDIMM ECC:2

Differences highlightedShow differences only

Comparison of 2GB DDR3 1333 MHz 1R UDIMM ECC, 4GB DDR3 1333MHz RDIMM ECC
13 specifications	A Dell 2GB DDR3 1333 MHz 1R UDIMM ECC View product	B Dell 4GB DDR3 1333MHz RDIMM ECC View product
Features3 differ
Internal memoryDiffers	2 GB	4 GB
Memory layout (modules x size)Known for one	1 x 2 GB	Unknown — not stated by the source
Buffered memory typeDiffers	Unregistered (unbuffered)	Registered (buffered)
Memory rankingDiffers	1	2

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.