Product comparison · 2 internal solid state drives

Samsung 845DC EVO vs Samsung 845DC Pro

18specifications compared
9differ
9identical
30known for one product only

Key differences

SSD capacity
- 845DC EVO:240 GB
- 845DC Pro:400 GB
Random read (4KB)
- 845DC EVO:87000 IOPS
- 845DC Pro:92000 IOPS
Random write (4KB)
- 845DC EVO:12000 IOPS
- 845DC Pro:50000 IOPS
Power consumption (idle)
- 845DC EVO:1.2 W
- 845DC Pro:1 W
Width
- 845DC EVO:100.1 mm
- 845DC Pro:69.8 mm
Depth
- 845DC EVO:9.91 mm
- 845DC Pro:100.2 mm
Height
- 845DC EVO:70.1 mm
- 845DC Pro:6.8 mm
Weight
- 845DC EVO:58.96 g
- 845DC Pro:65 g

Side by side

Differences highlightedShow differences only

Comparison of 845DC EVO, 845DC Pro
48 specifications	A Samsung 845DC EVO View product	B Samsung 845DC Pro View product
Features3 differ
SSD capacityDiffers	240 GB	400 GB
SSD form factor	2.5"	2.5"
Interface	Serial ATA III	Serial ATA III
Memory type	MLC	MLC
Data transfer rate	6 Gbit/s	6 Gbit/s
Random read (4KB)Differs	87000 IOPS	92000 IOPS
Random write (4KB)Differs	12000 IOPS	50000 IOPS
LithographyKnown for one	19 nm	Unknown — not stated by the source
RAID support	Yes	Yes
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)	2000000 h	2000000 h
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
Read speedKnown for one	Unknown — not stated by the source	530 MB/s
Write speedKnown for one	Unknown — not stated by the source	460 MB/s
Read latencyKnown for one	Unknown — not stated by the source	110 µs
Write latencyKnown for one	Unknown — not stated by the source	50 µs
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	512 MB
Controller typeKnown for one	Unknown — not stated by the source	Samsung MDX
ECCKnown for one	Unknown — not stated by the source	Yes
End-to-End Data ProtectionKnown for one	Unknown — not stated by the source	Yes
Native Command Queuing (NCQ)Known for one	Unknown — not stated by the source	Yes
CertificationKnown for one	Unknown — not stated by the source	CE, BSMI, KCC, VCCI, C-tick, FCC, IC, UL, TUV, CB
Power1 differ
Operating voltageKnown for one	5 V	Unknown — not stated by the source
Power consumption (standby)Known for one	2.7 W	Unknown — not stated by the source
Power consumption (idle)Differs	1.2 W	1 W
Power consumption (read)Known for one	Unknown — not stated by the source	1.7 W
Power consumption (write)Known for one	Unknown — not stated by the source	3.1 W
Weight & dimensions4 differ
WidthDiffers	100.1 mm	69.8 mm
DepthDiffers	9.91 mm	100.2 mm
HeightDiffers	70.1 mm	6.8 mm
WeightDiffers	58.96 g	65 g
Packaging dataidentical
Package widthKnown for one	158 mm	Unknown — not stated by the source
Package depthKnown for one	24.9 mm	Unknown — not stated by the source
Package heightKnown for one	110 mm	Unknown — not stated by the source
Package weightKnown for one	1.36 kg	Unknown — not stated by the source
Package typeKnown for one	Box	Unknown — not stated by the source
Operational conditions1 differ
Operating temperature (T-T)Differs	0 - 60 °C	0 - 70 °C
Storage temperature (T-T)	-40 - 85 °C	-40 - 85 °C
Operating relative humidity (H-H)	5 - 95%	5 - 95%
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
Non-operating shockKnown for one	1500 G	Unknown — not stated by the source
Other featuresidentical
Product colour	Black	Black
InternalKnown for one	Unknown — not stated by the source	No
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS

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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