Seagate ST3000DM001 Barracuda 7200.9 PATA Product Manual - Page 27

Recording and interface technology

Page 27 highlights

2.4 Recording and interface technology Interface Recording method Recording density KBPI (kbits/inch max) Track density KTPI (ktracks/inch avg) Areal density (Gbits/inch2 avg) Spindle speed (RPM) (± 0.2%) Internal data-transfer rate (Mbits/sec max) Sustained data transfer rate OD (Mbytes/sec max) I/O data-transfer rate (Mbytes/sec max) Interleave Cache buffer ST3500641A ST3400633A ST3320633A ST3300622A ST3250624A ATA 16/17 EPRML 790.1 (500, 400, 320, 300, 250 and 200GB models) 840.0 (160, 120 and 80GB models) 611.5 (40GB model) 124.5 (500, 400, 320, 300, 250 and 200GB models) 141.5 (160, 120 and 80GB models) 103.9 (40GB model) 97.69 (500, 400, 320, 300, 250 and 200GB models) 119.0 (160, 120 and 80GB models) 63.53 (40GB model) 7,200 815.2 (400 and 500GB models) 867.2 (all other models) 65.0 (400 and 500GB models) 76.6 (320, 300, 250 and 200GB models) 83.0 (160, 120 and 80GB models) 69.4 (40GB model) 100 (Ultra DMA mode 5) 1:1 16 Mbytes (16,384 kbytes) ST3500841A ST3400833A ST3320833A ST3300822A ST3250824A ST3200827A ST3160812A ST3120814A 8 Mbytes (8,192 kbytes) ST3160212A ST3120213A ST3802110A ST3402111A 2 Mbytes (2,048 kbytes) Barracuda 7200.9 PATA Product Manual, Rev. F 21

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Barracuda 7200.9 PATA Product Manual, Rev. F
21
2.4
Recording and interface technology
Interface
ATA
Recording method
16/17 EPRML
Recording density KBPI (kbits/inch max)
790.1 (500, 400, 320, 300, 250 and 200GB models)
840.0 (160, 120 and 80GB models)
611.5 (40GB model)
Track density KTPI (ktracks/inch avg)
124.5 (500, 400, 320, 300, 250 and 200GB models)
141.5 (160, 120 and 80GB models)
103.9 (40GB model)
Areal density (Gbits/inch
2
avg)
97.69 (500, 400, 320, 300, 250 and 200GB models)
119.0 (160, 120 and 80GB models)
63.53 (40GB model)
Spindle speed (RPM) (± 0.2%)
7,200
Internal data-transfer rate (Mbits/sec max)
815.2 (400 and 500GB models)
867.2 (all other models)
Sustained data transfer rate OD (Mbytes/sec max)
65.0 (400 and 500GB models)
76.6 (320, 300, 250 and 200GB models)
83.0 (160, 120 and 80GB models)
69.4 (40GB model)
I/O data-transfer rate (Mbytes/sec max)
100 (Ultra DMA mode 5)
Interleave
1:1
Cache buffer
ST3500641A
ST3400633A
ST3320633A
ST3300622A
ST3250624A
16 Mbytes (16,384 kbytes)
ST3500841A
ST3400833A
ST3320833A
ST3300822A
ST3250824A
ST3200827A
ST3160812A
ST3120814A
8 Mbytes (8,192 kbytes)
ST3160212A
ST3120213A
ST3802110A
ST3402111A
2 Mbytes (2,048 kbytes)