Seagate Exos X20 20TB 3.5 inch 7200rpm 256MB Cache SAS 12Gb/s Hard Disk Drive

Seagate Exos X20 20TB 3.5" 7200rpm 256MB Cache SAS 12Gb/s Hard Disk Drive, SED model Fast Format 4Kn/512e, 4.16 ms average Latency, 285MB/s Maximum sustained transfer rate OD, ST20000NM003D


Specifications:

Capacity 20 TB
Standard Model FastFormat (512e/4Kn) ST20000NM002D
SED Model FastFormat (512e/4Kn) ST20000NM003D
SED-FIPS FastFormat (512e/4Kn) ST20000NM005D
Features
Helium Sealed-Drive Design Yes
Conventional Magnetic Recording (CMR) Yes
Protection Information (T10 DIF) Yes
SuperParity Yes
Low Halogen Yes
PowerChoice Idle Power Technology Yes
PowerBalance Power/Performance Technology Yes
Hot-Plug Support Yes
Cache, Multi-segmented (MB) 256
Organic Solderability Preservative Yes
RSA 3072 Firmware Verification (SD&D) Yes
Reliability/Data Integrity
Mean Time Between Failures (MTBF, hours) 2500000
Reliability Rating @ Full 24 x 7 Operation (AFR) 0.35%
Non-recoverable Read Errors per Bits Read 1 sector per 10E15
Power-On Hours per Year (24 x 7) 8760
512e Sector Size (Bytes per Sector) 512, 520, 528
4Kn Sector Size (Bytes per Sector) 4, 096, 4, 160, 4,224
Performance
Spindle Speed (RPM) 7,200 RPM
Interface Access Speed (Gb/s) 12.0, 6.0, 3.0
Max. Sustained Transfer Rate OD (MB/s, MiB/s) 285/272
Random Read/Write 4K QD16 WCD (IOPS) 168/550
Average Latency (ms) 4.16
Interface Ports Dual
Rotation Vibration @ 20-1500 Hz (rad/sec²) 12.5
POWER CONSUMPTION
Idle A (W) Average 5.8 W
Max Operating, Random Read/Write 4K/16Q (W) 9.8, 7.0
Power Supply Requirements +12 V and +5 V
Environmental
Temperature, Operating (°C) 5°C - 60°C
Vibration, Non-operating: 2 to 500 Hz (Grms) 2.27
Shock, Operating 2 ms (Read/Write) (Gs) 40
Shock, Non-operating 2 ms (GS) 200
Physical
Height (in/mm, max) 1.028 in/26.1 mm
Width (in/mm, max) 4.01 in/101.85 mm
Depth (in/mm, max) 5.787 in/147 mm
Weight (gm/lb) 670 g/1.477 lb
Carton Unit Quantity 20
Cartons per Pallet / Cartons per Layer 40/8