Product comparison · 2 internal solid state drives

Samsung 840 EVO vs Samsung SM843T 120 GB 2.5" Serial ATA MLC

9specifications compared
5differ
4identical
17known for one product only

Key differences

Interface
- 840 EVO:Serial ATA III
- SM843T 120 GB 2.5" Serial ATA MLC:Serial ATA
Read speed
- 840 EVO:540 MB/s
- SM843T 120 GB 2.5" Serial ATA MLC:530 MB/s
Write speed
- 840 EVO:410 MB/s
- SM843T 120 GB 2.5" Serial ATA MLC:420 MB/s
Random read (4KB)
- 840 EVO:94000 IOPS
- SM843T 120 GB 2.5" Serial ATA MLC:60000 IOPS
Random write (4KB)
- 840 EVO:35000 IOPS
- SM843T 120 GB 2.5" Serial ATA MLC:11500 IOPS

Side by side

Differences highlightedShow differences only

Comparison of 840 EVO, SM843T
26 specifications	A Samsung 840 EVO View product	B Samsung SM843T 120 GB 2.5" Serial ATA MLC Model SM843T View product
Features5 differ
InterfaceDiffers	Serial ATA III	Serial ATA
Read speedDiffers	540 MB/s	530 MB/s
Write speedDiffers	410 MB/s	420 MB/s
Random read (4KB)Differs	94000 IOPS	60000 IOPS
Random write (4KB)Differs	35000 IOPS	11500 IOPS
Storage drive buffer sizeKnown for one	256 MB	Unknown — not stated by the source
S.M.A.R.T. supportKnown for one	Yes	Unknown — not stated by the source
TRIM supportKnown for one	Yes	Unknown — not stated by the source
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
LithographyKnown for one	Unknown — not stated by the source	21 nm
Weight & dimensionsidentical
WidthKnown for one	69.8 mm	Unknown — not stated by the source
DepthKnown for one	100 mm	Unknown — not stated by the source
HeightKnown for one	7 mm	Unknown — not stated by the source
WeightKnown for one	68 g	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 70 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-40 - 85 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Operating shockKnown for one	1500 G	Unknown — not stated by the source
Other featuresidentical
Product colourKnown for one	Titanium	Unknown — not stated by the source
InternalKnown for one	Yes	Unknown — not stated by the source
Poweridentical
Power consumption (idle)Known for one	Unknown — not stated by the source	0.3 W

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.

More internal solid state drive comparisons

All internal solid state drive comparisons