Ổ cứng chuyên dụng 8TB SKYHAWK AI SEAGATE ST8000VE0004

Ổ cứng chuyên dụng 8TB SKYHAWK AI SEAGATE ST8000VE0004

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Ổ cứng chuyên dụng 8TB SKYHAWK AI SEAGATE ST8000VE0004

– Dung lượng: 8000GB (8TB).

– Tốc độ: 7200rpm.

– Bộ nhớ Cache: 256MB.

– Tốc độ truyền: 600 MB/s.

– Chuẩn: 512E.

Thông số kỹ thuật

Model ST8000VE0004
Formatted (512 bytes/sector) 8TB
Heads Heads 14
Discs 7
Bytes per logical sector 512
Bytes per physical sector 4096
Recording density, KBPI (Kb/in max) 2230
Track density, KTPI (ktracks/in avg.) 386
Areal density, (Gb/in avg) 867
Spindle speed (RPM) 7200
Internal data transfer rate (Mb/s max) 2695
Max sustained transfer rate, OD read (MB/s) 235
I/O data-transfer rate (MB/s max) 600
ATA data-transfer modes supported PIO modes 0–4
Multiword DMA modes 0–2
Ultra DMA modes 0–6
Cache buffer 256MB
Weight: (maximum) 650g (1.43 lb)
Average latency 4.16ms
Power-on to ready (sec) (typ/max) 20/30
Standby to ready (sec) (typ/max) 20/30
Startup current (typical) 12V (peak) 1.8A
Voltage tolerance (including noise)  5V ±5%
12V ±10%
Non-Operating (Ambient °C) –40° to 70°
Operating ambient temperature (min °C) 5° 
Operating temperature (drive case max °C) 70° 
Temperature gradient (°C per hour max) 20°C (operating)
30°C (non-operating)
Relative humidity 5% to 95% (operating)
5% to 95% (non-operating)
Relative humidity gradient 30% per hour max
Altitude, operating –304.8 m to 3,048 m
(–1000 ft to 10,000+ ft)
Altitude, non-operating
(below mean sea level, max)		 –304.8 m to 12,192 m
(–1000 ft to 40,000+ ft)
Operational Shock (max at 2 ms) Read 70 Gs / Write 40 Gs
Non-Operational Shock (max at 2 ms) 250 Gs
Vibration, operating 5–22 Hz: 0.25 Gs, Limited displacement
22–350 Hz: 0.50 Gs
350–500 Hz: 0.25 Gs
Operation Rotational vibration 20–1500Hz: 12.5 rads/s²
Vibration, non-operating 2–500 Hz: 2.27 Grms ref

– Bảo hành: 5 năm.

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