Product comparison · 2 memory modules

Kingston Technology 16GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank, x4 vs Kingston Technology 2GB, 533MHz, DDR2, Non-ECC, CL4, SODIMM, (Kit of 2)

13specifications compared
10differ
3identical
7known for one product only

Key differences

The Kingston Technology 16GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank, x4 has 14 GB more internal memory than the Kingston Technology 2GB, 533MHz, DDR2, Non-ECC, CL4, SODIMM, (Kit of 2) (16 GB vs 2 GB). The Kingston Technology 16GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank, x4 has 1 more CAS latency than the Kingston Technology 2GB, 533MHz, DDR2, Non-ECC, CL4, SODIMM, (Kit of 2) (5 vs 4). The Kingston Technology 16GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank, x4 has 8 bit more memory bus than the Kingston Technology 2GB, 533MHz, DDR2, Non-ECC, CL4, SODIMM, (Kit of 2) (72 bit vs 64 bit). Only the Kingston Technology 16GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank, x4 has ECC. Memory layout (modules x size): 2 x 8 GB on the Kingston Technology 16GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank, x4, 2 x 1 GB on the Kingston Technology 2GB, 533MHz, DDR2, Non-ECC, CL4, SODIMM, (Kit of 2).

Internal memory
- 16GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank, x4:16 GB
- 2GB, 533MHz, DDR2, Non-ECC, CL4, SODIMM, (Kit of 2):2 GB
Memory layout (modules x size)
- 16GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank, x4:2 x 8 GB
- 2GB, 533MHz, DDR2, Non-ECC, CL4, SODIMM, (Kit of 2):2 x 1 GB
Memory form factor
- 16GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank, x4:240-pin DIMM
- 2GB, 533MHz, DDR2, Non-ECC, CL4, SODIMM, (Kit of 2):200-pin SO-DIMM
ECC
- 16GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank, x4:Yes
- 2GB, 533MHz, DDR2, Non-ECC, CL4, SODIMM, (Kit of 2):No
CAS latency
- 16GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank, x4:5
- 2GB, 533MHz, DDR2, Non-ECC, CL4, SODIMM, (Kit of 2):4
Memory bus
- 16GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank, x4:72 bit
- 2GB, 533MHz, DDR2, Non-ECC, CL4, SODIMM, (Kit of 2):64 bit
Buffered memory type
- 16GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank, x4:Registered (buffered)
- 2GB, 533MHz, DDR2, Non-ECC, CL4, SODIMM, (Kit of 2):Unregistered (unbuffered)
Module configuration
- 16GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank, x4:1024M X 72
- 2GB, 533MHz, DDR2, Non-ECC, CL4, SODIMM, (Kit of 2):128M X 64

Side by side

Differences highlightedShow differences only

Comparison of 16GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank, x4, 2GB, 533MHz, DDR2, Non-ECC, CL4, SODIMM, (Kit of 2)
20 specifications	A Kingston Technology 16GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank, x4 View product	B Kingston Technology 2GB, 533MHz, DDR2, Non-ECC, CL4, SODIMM, (Kit of 2)View product
Features8 differ
Internal memoryDiffers	16 GB	2 GB
Memory layout (modules x size)Differs	2 x 8 GB	2 x 1 GB
Internal memory type	DDR2	DDR2
Memory form factorDiffers	240-pin DIMM	200-pin SO-DIMM
ECCDiffers	Yes	No
CAS latencyDiffers	5	4
Memory busDiffers	72 bit	64 bit
Buffered memory typeDiffers	Registered (buffered)	Unregistered (unbuffered)
Memory rankingKnown for one	2	Unknown — not stated by the source
Memory voltage	1.8 V	1.8 V
Module configurationDiffers	1024M X 72	128M X 64
Memory type	DDR2	DDR2
Lead platingKnown for one	Gold	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	133.3 mm	Unknown — not stated by the source
Other features2 differ
Chips organisationKnown for one	X4	Unknown — not stated by the source
Bus clock rateDiffers	667 MHz	533 MHz
Error indicationKnown for one	Parity	Unknown — not stated by the source
Form factorDiffers	240-pin DIMM	200-pin SODIMM
Internal memoryKnown for one	16384 MB	Unknown — not stated by the source
Memory layoutKnown for one	2 x 8192 MB	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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