256GB SATA III SSD comparison
Hardware
Written by Danrok   
Sunday, 04 November 2012 20:09

This chart details the specifications of a selection of 2.5 inch SATA III SSD drives with a 256GB capacity.  All SATA III drives will function with a SATA II interface, but at a slower speed.

Prices are as spotted in November 2012.

Comparison chart


OCZ Vertex 4 OCZ Vertex 3 Crucial M4
Samsung
840 Pro Series
Samsung
830 Pro Series

Kingston
V200

Price $208.99
$199.99
$199.99
$269.99
$219.99
$164.99
Part no. VTX4-25SAT3-256G VTX3-25SAT3-256G CT256M4SSD2 MZ-7PD256 MZ-7PC256N SV200S3/256G
Max. read
(MB/s)
560 550 500
540
520
300
Max. write
(MB/s)
510 500 260
520
400
230
Random 4k
read IOPS
90,000 40,000 45,000
100,000
80,000
32,000
Random 4k
write IOPS
85,000 60,000 50,000
90,000
36,000
4,000
Data
encryption
256-bit AES**

256-bit AES**

MTBF*
(million hours)
2 2 1.2
1.5
1.5
1
Active power
consumption
2.5W 3W 0.15W 0.15W .12W 4.8W
Weight 83g 77g 75g 68g 63.5g 105.2g
Warranty
(years)
5 3 3
5 3 3

* MTBF = Mean time before failures.
** See the forum thread, below, for comments on data encryption.

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