Product comparison · 2 memory modules

Buffalo D2/667-S1G memory module vs Buffalo D4U2133-S4GA memory module

Key differences

Internal memory
- D2/667-S1G memory module:1 GB
- D4U2133-S4GA memory module:4 GB
Memory layout (modules x size)
- D2/667-S1G memory module:1 x 1 GB
- D4U2133-S4GA memory module:1 x 4 GB
Internal memory type
- D2/667-S1G memory module:DDR2
- D4U2133-S4GA memory module:DDR4
Memory form factor
- D2/667-S1G memory module:240-pin DIMM
- D4U2133-S4GA memory module:288-pin DIMM
Memory clock speed
- D2/667-S1G memory module:667 MHz
- D4U2133-S4GA memory module:2133 MHz

Differences highlightedShow differences only

Comparison of D2/667-S1G, D4U2133-S4GA
18 specifications	A Buffalo D2/667-S1G memory module Model D2/667-S1G View product	B Buffalo D4U2133-S4GA memory module Model D4U2133-S4GA View product
Features5 differ
Internal memoryDiffers	1 GB	4 GB
Memory layout (modules x size)Differs	1 x 1 GB	1 x 4 GB
Internal memory typeDiffers	DDR2	DDR4
Component for	PC/Server	PC/Server
Memory form factorDiffers	240-pin DIMM	288-pin DIMM
CAS latencyKnown for one	Unknown — not stated by the source	15
Memory clock speedDiffers	667 MHz	2133 MHz
Memory voltageKnown for one	Unknown — not stated by the source	1.2 V
Product colour	Black, Green	Black, Green
JEDEC standard	Yes	Yes
Check widthKnown for one	64 bit	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)	0 - 85 °C	0 - 85 °C
Operating relative humidity (H-H)	0 - 85%	0 - 85%
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	133.4 mm
DepthKnown for one	Unknown — not stated by the source	4.3 mm
HeightKnown for one	Unknown — not stated by the source	31.3 mm
WeightKnown for one	Unknown — not stated by the source	22 g
Other featuresidentical
CertificationKnown for one	Unknown — not stated by the source	RoHS

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.