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Barracuda SATA Product Manual, Rev. B 13
www.seagate.com Drive Specifications
Recording density (max.) 1413kb/in 1413kb/in
Track density (avg.) 236 ktracks/in 236 ktracks/in
Areal density (avg.) 329Gb/in
2
329Gb/in
2
Spindle speed 7200 RPM 7200 RPM
Internal data transf
er rate (max) 1695Mb/s 1695Mb/s
Sustained data transfer
rate OD (max) 125MB/s 125MB/s
I/O data-transfer rate (max.) 600MB/s 600MB/s
ATA data-transfer modes supported PIO modes: 0 to 4
Multiword DMA modes: 0 to 2
Ultra DMA modes: 0 to 6
PIO modes: 0 to 4
Multiword DMA modes: 0 to 2
Ultra DMA modes: 0 to 6
Cache buffer 16MB 16MB
Height (max) 19.98mm / 0.787 in 19.98mm / 0.787 in
Width (max) 101.6mm / 4.0 in (
+ 0.010 in) 101.6mm / 4.0 in (+ 0.010 in)
Length (max) 146.99mm / 5.787 in 146.99mm / 5.787 in
Weight (typical) 415g / 0.915 lb 415g / 0.915 lb
Average latency 4.16ms 4.16ms
Power-on to ready (max) <8.5s <8.5s
Standby to ready (max) <8.5s <8.5s
Track-to-track seek time (typical) <1.0ms read;
<1.2ms write
<1.0ms read;
<1.2ms write
Average seek, read (typical) <8.5ms <8.5ms
Average seek, write (typical) <9.5ms <9.5ms
Startup current (typical) 12V (peak) 2.0A 2.0A
Voltage tolerance (including noise) 5V +10% / -7.5%
12V +10% / -7.5%
5V +10% / -7.5%
12V +10% / -7.5%
Ambient temperature 0° to 60°C (operating)
–40° to 70°C (non-operating)
0° to 60°C (operating)
–40° to 70°C (non-operating)
Temperature gradient 20°C per hour max (operating)
30°C per hour max (no
n-operating)
20°C per hour max (operating)
30°C per hour max (non-operating)
Relative humidity 5% to 95% (operating)
5% to 95% (non-operating)
5% to 95% (operating)
5% to 95% (non-operating)
Relative humidity gr
adient (max) 30% per hour 30% per hour
Wet bulb temperature (max) 37.7°C (operating)
40.0°C (non-operating)
37.7°C (operating)
40.0°C (non-operating)
Altitude, operating –304.8m to 3,048m
(–1000 ft to 10,000+ ft)
–304.8m to 3,048m
(–1000 ft to 10,000+ ft)
Altitude, non-operating
(below mean sea level, max)
–304.8m to 12,192m
(–1000 ft to 40,000+ ft)
–304.8m to 12,192m
(–1000 ft to 40,000+ ft)
Operational Shock (max) 70 Gs at 2ms 70 Gs at 2ms
Non-Operational Shock (max) 350 Gs at 2ms 350 Gs at 2ms
Vibration, operating 2Hz to 22Hz: 0.25 Gs, Limited displacement
22Hz to 350Hz: 0.50 Gs
350Hz to 500Hz: 0.25 Gs
2Hz to 22Hz: 0.25 Gs, Limited displacement
22Hz to 350Hz: 0.50 Gs
350Hz to 500Hz: 0.25 Gs
Vibration, non-operating 5Hz to 22Hz: 3.0 Gs
22Hz to 350Hz: 3.0 Gs
350Hz to 500Hz: 3.0 Gs
5Hz to 22Hz: 3.0 Gs
22Hz to 350Hz: 3.0 Gs
350Hz to 500Hz: 3.0 Gs
Drive acoustics, sound power
Idle** 2.6 bels (typical)
2.7 bels (max)
2.6 bels (typical)
2.7 bels (max)
Seek 2.8 bels (typical)
3.0 bels (max)
2.8 bels (typical)
3.0 bels (max)
Non-recoverable read errors 1 per 10
14
bits read 1 per 10
14
bits read
Annulized Failure Rate (AFR) 0.34% 0.34%
Table 2 Drive specifications summary for 500GB and 320 models (continued)
Drive Specification
ST3500413AS ST3320413AS