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
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
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
WeightDiffers	42 g	60 g
Operational conditionsidentical
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%

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.