Product comparison · 2 memory modules

Hypertec A6457991-HY memory module vs Lenovo 4X70F28588 memory module

Key differences

Internal memory
- A6457991-HY memory module:8 GB
- 4X70F28588 memory module:4 GB
Memory layout (modules x size)
- A6457991-HY memory module:1 x 8 GB
- 4X70F28588 memory module:1 x 4 GB
Internal memory type
- A6457991-HY memory module:DDR3
- 4X70F28588 memory module:DDR4
Memory form factor
- A6457991-HY memory module:240-pin DIMM
- 4X70F28588 memory module:288-pin DIMM
Memory clock speed
- A6457991-HY memory module:1600 MHz
- 4X70F28588 memory module:2133 MHz

Differences highlightedShow differences only

Comparison of A6457991-HY, 4X70F28588
16 specifications	A Hypertec A6457991-HY memory module Model A6457991-HY View product	B Lenovo 4X70F28588 memory module Model 4X70F28588 View product
Features5 differ
Internal memoryDiffers	8 GB	4 GB
Memory layout (modules x size)Differs	1 x 8 GB	1 x 4 GB
Internal memory typeDiffers	DDR3	DDR4
Component forKnown for one	Unknown — not stated by the source	PC/Server
Memory form factorDiffers	240-pin DIMM	288-pin DIMM
ECC	Yes	Yes
Memory clock speedDiffers	1600 MHz	2133 MHz
CAS latencyKnown for one	10	Unknown — not stated by the source
Buffered memory typeKnown for one	Unregistered (unbuffered)	Unknown — not stated by the source
Memory rankingKnown for one	2	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 85 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 90%
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	133.3 mm
DepthKnown for one	Unknown — not stated by the source	4 mm
HeightKnown for one	Unknown — not stated by the source	31.2 mm
WeightKnown for one	Unknown — not stated by the source	100 g

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.