Tech ARP - Western Digital SiliconEdge Blue 256 GB Solid State Drive Review Rev. 3.0

	Date :	12 April 2011
	Manufacturer :	N/A
	Source :	N/A
	Category :	Storage
	Author :	Dr. Adrian Wong
	Revision :	3.0
	Forum Link :	Discuss here !
	Views :	61609

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Western Digital SiliconEdge Blue 256 GB Solid State Drive Review Rev. 3.0

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IOPS Scaling

In these tests, we tested the drive's ability to tackle multiple input/output operations. Again, we compared the Western Digital SiliconEdge Blue to the Intel X25-M G2 (34 nm). If you wish to see how the WD SiliconEdge Blue compares to other solid state drives, please take a look at our Solid State Drive Performance Comparison Guide.

4 KB Sequential Read

Outstanding I/Os	WD SiliconEdge Blue	Intel X25-M G2	Difference
1	10,889 IOPS	17,401 IOPS	- 37.4%
8	18,142 IOPS	49,557 IOPS	- 63.4%
32	17,194 IOPS	49,950 IOPS	- 65.6%

4 KB Sequential Write

Outstanding I/Os	WD SiliconEdge Blue	Intel X25-M G2	Difference
1	9,458 IOPS	14,058 IOPS	- 32.7%
8	16,044 IOPS	22,101 IOPS	- 27.4%
32	14,924 IOPS	22,276 IOPS	- 33.0%

512 KB Sequential Read

Outstanding I/Os	WD SiliconEdge Blue	Intel X25-M G2	Difference
1	467 IOPS	501 IOPS	- 6.9%
8	466 IOPS	509 IOPS	- 8.3%
32	492 IOPS	487 IOPS	+ 1.0%

512 KB Sequential Write

Outstanding I/Os	WD SiliconEdge Blue	Intel X25-M G2	Difference
1	358 IOPS	197 IOPS	+ 81.6%
8	343 IOPS	199 IOPS	+ 72.1%
32	362 IOPS	199 IOPS	+ 82.1%

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Page	Topic
1	• Overview
2	• Western Digital Solid State Drives • Packaging
3	• The WD SiliconEdge Blue 256 GB SSD • Usable Capacity • Specifications
4	• The Connectors • SSD Maintenance
5	• Testing The SiliconEdge Blue
6	• Surface Temperature • Transfer Rate Profile
7	• WinBench 99 Test Results • Transfer Rate Range
8	• IO Meter Random Access Performance
9	• IO Meter Sequential Access Performance
10	• IOPS Scaling (Random Access)
11	• IOPS Scaling (Sequential Access)
12	• Conclusion

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