Product comparison · 2 internal solid state drives

Samsung 650 Series vs Samsung 850 EVO

20specifications compared
7differ
13identical
14known for one product only

Key differences

Write speed
- 650 Series:450 MB/s
- 850 EVO:520 MB/s
Random read (4KB)
- 650 Series:23000 IOPS
- 850 EVO:94000 IOPS
Random write (4KB)
- 650 Series:9000 IOPS
- 850 EVO:36000 IOPS
Power consumption (idle)
- 650 Series:0.05 W
- 850 EVO:0.045 W
Width
- 650 Series:100 mm
- 850 EVO:69.8 mm
Depth
- 650 Series:6.8 mm
- 850 EVO:100 mm
Height
- 650 Series:69.8 mm
- 850 EVO:6.8 mm

Side by side

Differences highlightedShow differences only

Comparison of 650 Series, 850 EVO
34 specifications	A Samsung 650 Series View product	B Samsung 850 EVO View product
Features3 differ
SSD capacity	120 GB	120 GB
SSD form factor	2.5"	2.5"
Interface	Serial ATA III	Serial ATA III
Memory typeKnown for one	Unknown — not stated by the source	MLC
Security algorithmsKnown for one	Unknown — not stated by the source	256-bit AES
Data transfer rate	6 Gbit/s	6 Gbit/s
Read speed	540 MB/s	540 MB/s
Write speedDiffers	450 MB/s	520 MB/s
Random read (4KB)Differs	23000 IOPS	94000 IOPS
Random write (4KB)Differs	9000 IOPS	36000 IOPS
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	256 MB
S.M.A.R.T. support	Yes	Yes
TRIM support	Yes	Yes
Mean time between failures (MTBF)	1500000 h	1500000 h
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Yes
CertificationKnown for one	CE, BSMI, KCC, VCCI, C-Tick, FCC, IC, UL, TUV, CB	Unknown — not stated by the source
Power1 differ
Power consumption (read)Known for one	Unknown — not stated by the source	0.1 W
Power consumption (write)Known for one	Unknown — not stated by the source	0.1 W
Power consumption (idle)Differs	0.05 W	0.045 W
Operating voltageKnown for one	5 V	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	100 mm	69.8 mm
DepthDiffers	6.8 mm	100 mm
HeightDiffers	69.8 mm	6.8 mm
WeightKnown for one	42 g	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)	0 - 70 °C	0 - 70 °C
Storage temperature (T-T)	-40 - 85 °C	-40 - 85 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Non-operating vibrationKnown for one	Unknown — not stated by the source	20 G
Operating shock	1500 G	1500 G
Non-operating shockKnown for one	Unknown — not stated by the source	1500 G
Other featuresidentical
Product colour	Black	Black
Internal	Yes	Yes
Logistics dataidentical
Harmonized System (HS) codeKnown for one	84717070	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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