Product comparison · 2 memory modules

Kingston Technology 2GB 800MHz DDR2 ECC Reg with Parity CL6 DIMM Single Rank, x4 vs Kingston Technology 4GB 800MHz DDR2 ECC Reg with Parity CL6 DIMM (Kit of 2) Dual Rank, x8

Key differences

Internal memory
- 2GB 800MHz DDR2 ECC Reg with Parity CL6 DIMM Single Rank, x4:2 GB
- 4GB 800MHz DDR2 ECC Reg with Parity CL6 DIMM (Kit of 2) Dual Rank, x8:4 GB
Memory layout (modules x size)
- 2GB 800MHz DDR2 ECC Reg with Parity CL6 DIMM Single Rank, x4:1 x 2 GB
- 4GB 800MHz DDR2 ECC Reg with Parity CL6 DIMM (Kit of 2) Dual Rank, x8:2 x 2 GB
Chips organisation
- 2GB 800MHz DDR2 ECC Reg with Parity CL6 DIMM Single Rank, x4:X4
- 4GB 800MHz DDR2 ECC Reg with Parity CL6 DIMM (Kit of 2) Dual Rank, x8:X8

Differences highlightedShow differences only

Comparison of 2GB 800MHz DDR2 ECC Reg with Parity CL6 DIMM Single Rank, x4, 4GB 800MHz DDR2 ECC Reg with Parity CL6 DIMM (Kit of 2) Dual Rank, x8
15 specifications	A Kingston Technology 2GB 800MHz DDR2 ECC Reg with Parity CL6 DIMM Single Rank, x4 View product	B Kingston Technology 4GB 800MHz DDR2 ECC Reg with Parity CL6 DIMM (Kit of 2) Dual Rank, x8 View product
Features2 differ
Internal memoryDiffers	2 GB	4 GB
Memory layout (modules x size)Differs	1 x 2 GB	2 x 2 GB
Module configurationKnown for one	256M X 72	Unknown — not stated by the source
Other features1 differ
Chips organisationDiffers	X4	X8
Bus clock rateKnown for one	800 MHz	Unknown — not stated by the source
Form factorKnown for one	240-pin DIMM	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.