Barracuda 7200.10 Serial ATA Product Manual, Rev. A
19
2.4
Recording and interface technology
2.5
Physical characteristics
750GB
500GB
400GB
320GB
300GB
250GB
200GB
Interface
Serial ATA (SATA)
Recording method
Perpendicular
Recording density, KBPI (kbits/inch max)
926
813
781
813
Track density, KTPI (ktracks/inch avg)
145
Areal density (Gbits/inch
2
avg)
128.2
114.4
Spindle speed (RPM) (± 0.2%)
7,200
Internal data transfer rate (Mbits/sec max)
1,030
Sustained data transfer rate
(Mbytes/sec max)
78
72
I/O data-transfer rate (Mbytes/sec max)
300 (Ultra DMA mode 5)
Maximum height
26.1 mm (1.028 inches)
Maximum width
101.6 mm (4.000 +/- 0.010 inches)
Maximum length
146.99 mm (5.787 inches)
Max weight
ST3750640AS and ST3750840AS
720 grams (1.59 lbs)
ST3500630AS and ST3500830AS
635 grams (1.4 lbs)
ST3400620AS and ST3400820AS
635 grams (1.4 lbs)
ST3320620AS and ST3320820AS
635 grams (1.4 lbs)
ST3300620AS and ST3300820AS
580 grams (1.28 lbs)
ST3250620AS, ST3250820AS and ST3200820AS
580 grams (1.28 lbs)
Cache buffer
ST3750640AS
ST3500630AS
ST3400620AS
ST3320620AS
ST3300620AS
ST3250620AS
16 Mbytes (16,384 kbytes)
ST3750840AS
ST3500830AS
ST3400820AS
ST3320820AS
ST3300820AS
ST3250820AS
ST3200820AS
8 Mbytes (8,192 kbytes)
Summary of Contents for Barracuda 7200.10 Serial ATA
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