Which would be okay to add to my computer?
Seagate 20GB Ultra ATA / 100 IDE Hard Drive ST320014A
Capacity: 20GB
Spindle Speed: 5,400RPM
Interface Type: IDE / ATA (3.5")
Disk Size: 3.5"x1.0" (Low Profile Hard Drive)
Sustained Throughput (MBps):
Average Seek Time (read/write ms): 18.0 / 24.9
Electrical Interface Speed: EIDE / Ultra ATA/100 - 100MBps
On-Board Cache: 2MB
Hitachi/Seagate 80GB 7200RPM DESKSTAR IDE HARD DRIVE
Product Specifications:
Configuration
Interface ATA
Capacity (GB) 80
Sector size (bytes) 512
Recording zones 18
Data heads (physical) 6
Data disks 3
Max. areal density (Gbits/sq. inch) 15.3
Max. recording density (BPI) 449k
Track density (TPI) 34,000
Performance
Data buffer 2MB
Rotational speed (RPM) 7200
Latency (average ms) 4.17
Media transfer rate
(max Mbits/sec) 494
Interface transfer rate (max MB/sec) 100
Sustained data rate (MB/sec) 20.9 to 40.8
Seek time (read typical) Average (ms) 8.5
Track-to-track (ms) 1.2
Full-track (ms) 15.0
Reliability
Error rate (nonrecoverable) 1 in 10E13
Start stop cycles
(load/unload at 40° C) 40,000
Power
Requirement +5 VDC (+- 5%), +12 VDC (+10%/-8%)
Dissipation (typical)
Startup current
(max A) 2.0(12v)
Idle (W) 6.7(3,2,1 disks)
Physical size
Height (mm) 25.4
Width (mm) 101.6
Depth (mm) 146
Weight (max g) 590 (3 disks), 575 (2 disks), 560 (1 disk)
Environmental characteristics
Ambient temperature Operating 5 to 55%deg C
Nonoperating -40 to 65° C
Relative humidity (noncondensing) 8
Edited by Mary Poppins, 06 December 2009 - 09:51 PM.