Product comparison · 2 internal solid state drives

Samsung PM871a 512 GB 2.5" Serial ATA III vs Samsung SM961 512 GB M.2 PCI Express 3.0

8specifications compared
3differ
5identical
2known for one product only

Key differences

SSD form factor
- PM871a 512 GB 2.5" Serial ATA III:2.5"
- SM961 512 GB M.2 PCI Express 3.0:M.2
Interface
- PM871a 512 GB 2.5" Serial ATA III:Serial ATA III
- SM961 512 GB M.2 PCI Express 3.0:PCI Express 3.0
Product colour
- PM871a 512 GB 2.5" Serial ATA III:Black
- SM961 512 GB M.2 PCI Express 3.0:Green

Side by side

Differences highlightedShow differences only

Comparison of PM871a, SM961
10 specifications	A Samsung PM871a 512 GB 2.5" Serial ATA III Model PM871a View product	B Samsung SM961 512 GB M.2 PCI Express 3.0 Model SM961 View product
Features2 differ
SSD capacity	512 GB	512 GB
SSD form factorDiffers	2.5"	M.2
InterfaceDiffers	Serial ATA III	PCI Express 3.0
Data transfer rateKnown for one	6 Gbit/s	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)	0 - 70 °C	0 - 70 °C
Storage temperature (T-T)Known for one	-40 - 85 °C	Unknown — not stated by the source
Storage relative humidity (H-H)	5 - 95%	5 - 95%
Operating shock	1500 G	1500 G
Other features1 differ
Product colourDiffers	Black	Green
Internal	Yes	Yes

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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