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Test Setup And Drive Comparison

Plextor M5 Pro 256 GB Review: 19 nm NAND And Marvell's Latest
By

Samsung 830
256 GB
(MZ-7PC256N)
Crucial M4
256 GB
 (CT256M4SSD2)
Vertex 4
256 GB
Plextor M5S
256 GB
(PX-256M5S)
Plextor M5P
256 GB
(PX-256M5P)
 Current Price
$248$210
$210
$230
Awaiting MSRP
Processor
Samsung S4LJ204X01-Y040Marvell
88SS9174-BLD2
Marvell
88SS9187-BLD2
Marvell
88SS9174-BLD2
Marvell
88SS9187-BLD2
 DDR RAM Buffer Size (MB)
256 (128 x 2)

128 (128 x 1)

1,024 (2 x 512)

512 (2 x 256)

512 (2 x 256)
NAND
2x-nm MLC Toggle-mode DDR
Micron 25 nm Synchronous MLC
Intel 25 nm Synchronous MLC
Micron 25 nm Synchronous MLC
Toshiba 19 nm MLC Toggle-mode DDR
Firmware
CXM03B1Q
000F
1.5
1.0
1.0
Formatted Capacity
238 GiB
238 GiB238 GiB238 GiB238 GiB
Interface
SATA 6Gb/s
SATA 6Gb/s SATA 6Gb/s SATA 6Gb/s SATA 6Gb/s
Form Factor
2.5" 7 mm
2.5" 9.5 mm
2.5" 9.3 mm2.5" 9 mm
2.5" 7 mm
    Warranty     Three Years
Three YearsFive Years
Three Years
Five Years
Sequential
Read (MB/s)
520500560520540
Sequential
Write (MB/s)
400260510390450
4 KB Random
Read (IOPS)
80 00045 00090 00073 00094 000
4 KB Random
Write (IOPS)
30 00050 00085 00070 00086 000

Test System and Software Setup
CPU
Intel Core i7-2700 (Sandy Bridge), 3.5 GHz, 8 MB Shared L3 Cache, Hyper-Threading enabled, Power-saving features disabled
Motherboard
Asus P8Z68-V, Z68 Chipset, LGA 1155, BIOS 3402
Memory
Corsair Vengeance 4 x 4 GB DDR3-1600
Graphics
AMD Radeon HD 6970 2 GB
Storage
Plextor PX-256M5P, SATA 6Gb/s, Firmware 1.0
Operating System
Windows 7 (64 Bit) SP1  
Intel Chipset Drivers
10.8.0.1003
AMD Graphics Driver
Catalyst 12.6
Benchmarks
Anvil's Storage Utility
RC3
hIOmon
Client Version 7.0.229.0
HD Tune Pro
5
Iometer
2006.07.27
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