Product comparison · 2 internal solid state drives

Samsung 650 Series vs Samsung SM863 1.92 TB 2.5" Serial ATA III

Key differences

SSD capacity
- 650 Series:120 GB
- SM863 1.92 TB 2.5" Serial ATA III:1.92 TB
Read speed
- 650 Series:540 MB/s
- SM863 1.92 TB 2.5" Serial ATA III:520 MB/s
Write speed
- 650 Series:450 MB/s
- SM863 1.92 TB 2.5" Serial ATA III:485 MB/s
Random read (4KB)
- 650 Series:23000 IOPS
- SM863 1.92 TB 2.5" Serial ATA III:97000 IOPS
Random write (4KB)
- 650 Series:9000 IOPS
- SM863 1.92 TB 2.5" Serial ATA III:29000 IOPS
Mean time between failures (MTBF)
- 650 Series:1500000 h
- SM863 1.92 TB 2.5" Serial ATA III:2000000 h
Width
- 650 Series:100 mm
- SM863 1.92 TB 2.5" Serial ATA III:100.2 mm
Weight
- 650 Series:42 g
- SM863 1.92 TB 2.5" Serial ATA III:60 g

Differences highlightedShow differences only

Comparison of 650 Series, SM863
27 specifications	A Samsung 650 Series View product	B Samsung SM863 1.92 TB 2.5" Serial ATA III Model SM863 View product
Features6 differ
SSD capacityDiffers	120 GB	1.92 TB
SSD form factor	2.5"	2.5"
Interface	Serial ATA III	Serial ATA III
Data transfer rate	6 Gbit/s	6 Gbit/s
Read speedDiffers	540 MB/s	520 MB/s
Write speedDiffers	450 MB/s	485 MB/s
Random read (4KB)Differs	23000 IOPS	97000 IOPS
Random write (4KB)Differs	9000 IOPS	29000 IOPS
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
Mean time between failures (MTBF)Differs	1500000 h	2000000 h
CertificationKnown for one	CE, BSMI, KCC, VCCI, C-Tick, FCC, IC, UL, TUV, CB	Unknown — not stated by the source
Security algorithmsKnown for one	Unknown — not stated by the source	256-bit AES
Poweridentical
Operating voltage	5 V	5 V
Power consumption (idle)Known for one	0.05 W	Unknown — not stated by the source
Power consumption (write)Known for one	Unknown — not stated by the source	3.1 W
Weight & dimensions2 differ
WidthDiffers	100 mm	100.2 mm
Depth	6.8 mm	6.8 mm
Height	69.8 mm	69.8 mm
WeightDiffers	42 g	60 g
Operational conditionsidentical
Operating temperature (T-T)	0 - 70 °C	0 - 70 °C
Storage temperature (T-T)	-40 - 85 °C	-40 - 85 °C
Operating shock	1500 G	1500 G
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Other featuresidentical
Product colour	Black	Black
Internal	Yes	Yes
Logistics dataidentical
Harmonized System (HS) code	84717070	84717070

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.