By the numbers: Solid state vs. enterprise class hard drives
Cost per gigabyte*
Hard drive: $1.60
Solid state: $21.71
Mean time between failures**
Hard drive: 300,000-1.2 million hours
Solid state: 2 million hours
In this report:
The bottom line on solid state drives
Solid-state drives eventually will change the IT and physical architectures of most storage systems
Average input/output operations per second ***
Hard drive: As much as 2,152 megabits/sec
Solid state: As much as 11,718 megabits/sec
*Based on average price of an HP Integrity 146G 10k SAS Drive ($235) and the price of Intel X-25E Extreme SSD 32G SATA drive ($695)
**Industry estimates
***Based on benchmarks conducted by Tom's Hardware for use in a Web server-styled workload (http://www.tomshardware.com/charts/hard-drives,3.html)
About the Author
Joab Jackson is the senior technology editor for Government Computer News.