Product comparison · 2 memory modules

HP 4GB PC3-14900R vs HP 501540-001 memory module

Key differences

Internal memory
- 4GB PC3-14900R:4 GB
- 501540-001 memory module:2 GB
Memory layout (modules x size)
- 4GB PC3-14900R:1 x 4 GB
- 501540-001 memory module:1 x 2 GB
Memory clock speed
- 4GB PC3-14900R:1866 MHz
- 501540-001 memory module:1333 MHz
Buffered memory type
- 4GB PC3-14900R:Registered (buffered)
- 501540-001 memory module:Unregistered (unbuffered)

Differences highlightedShow differences only

Comparison of 4GB PC3-14900R, 501540-001
18 specifications	A HP 4GB PC3-14900R View product	B HP 501540-001 memory module Model 501540-001 View product
Features4 differ
Internal memoryDiffers	4 GB	2 GB
Memory layout (modules x size)Differs	1 x 4 GB	1 x 2 GB
Internal memory type	DDR3	DDR3
Component for	PC/Server	PC/Server
Memory form factor	240-pin DIMM	240-pin DIMM
CAS latencyKnown for one	13	Unknown — not stated by the source
Memory clock speedDiffers	1866 MHz	1333 MHz
Buffered memory typeDiffers	Registered (buffered)	Unregistered (unbuffered)
Module configurationKnown for one	512M x 4	Unknown — not stated by the source
ECCKnown for one	Unknown — not stated by the source	Yes
Memory rankingKnown for one	Unknown — not stated by the source	2
Memory voltageKnown for one	Unknown — not stated by the source	1.5 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 85 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-25 - 95 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	10 - 80%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	10 - 85%	Unknown — not stated by the source
Softwareidentical
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Linux operating systems supportedKnown for one	Yes	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.