Product comparison · 2 internal solid state drives

Samsung 840 PRO vs Samsung SM843 120 GB 2.5" Serial ATA III

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

Key differences

SSD capacity
- 840 PRO:64 GB
- SM843 120 GB 2.5" Serial ATA III:120 GB
Interface
- 840 PRO:Serial ATA
- SM843 120 GB 2.5" Serial ATA III:Serial ATA III

Side by side

Differences highlightedShow differences only

Comparison of 840 PRO, SM843
13 specifications	A Samsung 840 PRO View product	B Samsung SM843 120 GB 2.5" Serial ATA III Model SM843 View product
Features2 differ
SSD capacityDiffers	64 GB	120 GB
InterfaceDiffers	Serial ATA	Serial ATA III
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Mac 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
Data transfer rateKnown for one	Unknown — not stated by the source	6 Gbit/s
Read speedKnown for one	Unknown — not stated by the source	520 MB/s
Write speedKnown for one	Unknown — not stated by the source	420 MB/s
Other featuresidentical
InternalKnown for one	Yes	Unknown — not stated by the source
Connectivity technologyKnown for one	Wired	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.

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