Product comparison · 2 memory modules

HyperX 256MB DDR2 533MHz vs Kingston Technology 1GB 266MHz DDR ECC Registered CL2.5 DIMM Dual Rank, x8

Key differences

Internal memory
- HyperX 256MB DDR2 533MHz:0.25 GB
- 1GB 266MHz DDR ECC Registered CL2.5 DIMM Dual Rank, x8:1 GB
Internal memory type
- HyperX 256MB DDR2 533MHz:DDR2
- 1GB 266MHz DDR ECC Registered CL2.5 DIMM Dual Rank, x8:DDR
Memory form factor
- HyperX 256MB DDR2 533MHz:240-pin DIMM
- 1GB 266MHz DDR ECC Registered CL2.5 DIMM Dual Rank, x8:184-pin DIMM
ECC
- HyperX 256MB DDR2 533MHz:No
- 1GB 266MHz DDR ECC Registered CL2.5 DIMM Dual Rank, x8:Yes
CAS latency
- HyperX 256MB DDR2 533MHz:3
- 1GB 266MHz DDR ECC Registered CL2.5 DIMM Dual Rank, x8:2.5
Memory bus
- HyperX 256MB DDR2 533MHz:64 bit
- 1GB 266MHz DDR ECC Registered CL2.5 DIMM Dual Rank, x8:72 bit
Check width
- HyperX 256MB DDR2 533MHz:16 bit
- 1GB 266MHz DDR ECC Registered CL2.5 DIMM Dual Rank, x8:8 bit
Depth
- HyperX 256MB DDR2 533MHz:2.7 mm
- 1GB 266MHz DDR ECC Registered CL2.5 DIMM Dual Rank, x8:1.2 mm

Differences highlightedShow differences only

Comparison of HyperX 256MB DDR2 533MHz, 1GB 266MHz DDR ECC Registered CL2.5 DIMM Dual Rank, x8
19 specifications	A HyperX HyperX 256MB DDR2 533MHz View product	B Kingston Technology 1GB 266MHz DDR ECC Registered CL2.5 DIMM Dual Rank, x8 View product
Features7 differ
Internal memoryDiffers	0.25 GB	1 GB
Memory layout (modules x size)Known for one	Unknown — not stated by the source	1 x 1 GB
Internal memory typeDiffers	DDR2	DDR
Memory form factorDiffers	240-pin DIMM	184-pin DIMM
ECCDiffers	No	Yes
CAS latencyDiffers	3	2.5
Memory busDiffers	64 bit	72 bit
Check widthDiffers	16 bit	8 bit
Buffered memory typeKnown for one	Unknown — not stated by the source	Registered (buffered)
Memory voltageKnown for one	Unknown — not stated by the source	2.5 V
Memory typeKnown for one	Unknown — not stated by the source	DDR
Lead platingKnown for one	Unknown — not stated by the source	Gold
Memory clock speedKnown for one	533 MHz	Unknown — not stated by the source
Weight & dimensions2 differ
Width	133 mm	133 mm
DepthDiffers	2.7 mm	1.2 mm
HeightDiffers	30 mm	32 mm
Other featuresidentical
Chips organisationKnown for one	Unknown — not stated by the source	X8
Mac compatibility	No	No
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 55 °C	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.