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Comparison of SanDisk 1.8-inch SSD with HDD |
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|
Item |
SanDisk |
Toshiba 1.8-inch HDD |
SSD benefits over HDD |
|
|
Interface |
ATA-7 |
ATA-6 |
More advanced |
|
|
Performance |
Burst |
100MB/s |
100MB/s |
Same |
|
Read |
62MB.s |
12-26MB/s |
~3x faster |
|
|
Write |
35MB/s |
12-26MB/s |
~2x faster |
|
|
Avg. access time |
0.12ms |
19ms |
158x faster |
|
|
Vista OS boot-up time |
12s |
31s |
2.5x faster |
|
|
IOPS for 512MB transfer |
Read: 7,000 |
Read: 51 |
137x faster |
|
|
Power |
Spin up |
0.0w |
1.8w |
No spin-up power |
|
Read/write |
0.4w |
1.0w |
2.5x less |
|
|
Idle |
0.2w |
0.4w |
2x less |
|
|
Sleep |
0.05w |
0.07w |
~1.5x less |
|
|
Reliability |
MTBF |
2.0M hours |
300k hours |
~6x better |
|
Temperature |
Operation |
0-70c |
5-60c |
Wider |
|
Idle |
-55-95c |
-25-65c |
Wider |
|
|
Vibration |
Operation |
2.17G |
2.0G |
More durable |
|
Shock |
Operation |
1,500G/0.5ms |
500G/2.0ms |
More durable |
|
Idle |
1,500G/0.5s |
1,500G/1.0ms |
More durable |
|
|
Acoustic noise |
Active |
0dB |
22dB |
No noise |
查看:SanDisk introduces 32GB SSD for notebooks