Powerful performance. Proven technology. Scalable design.
Exos X20
"Designed with the highest rack-space efficiency and protected with Seagate Secure™ Exos X20 offers extreme market-leading capacity, earning customer confidence by delivering trusted peace of mind."

•Market-leading 20TB HDD offering the highest capacity available for more petabytes per rack¹
•Highly reliable performance with enhanced caching, making it the logical choice for cloud data center and massive scale-out data center applications
•Hyperscale SATA model tuned for large data transfers and low latency
•PowerBalance™ feature optimizes Watts/TB
•Maximize total cost of ownership savings through lower power and weight with helium sealed-drive design
•Proven helium side-sealing weld technology for added handling robustness and leak protection
•Digital environmental sensors to monitor internal drive conditions for optimal operation and performance
•Data protection and security— Seagate Secure features for safe, affordable, fast, and easy drive retirement

Note:
1 Compared to 18TB competitive product

Specifications
SATA 6Gb/s

Capacity
20TB

Standard Model FastFormat^TM (512e/4Kn)
ST20000NM007D

Features
Helium Sealed-Drive Design
Yes

Conventional Magnetic Recording (CMR)
Yes

Protection Information (T10 DIF)
-

Super Parity
Yes

Low Halogen
Yes

PowerChoice^TM Idle Power Technology
Yes

PowerBalance^TM Power/Performance Technology
Yes

Hot-Plug Support
Yes

Cache, Multisegmented (MB)
256

Organic Solderability Preservative
Yes

RSA 3072 Firmware Verification (SD and D)
Yes

Reliability/Data Integrity
Mean Time Between Failures (MTBF, hours)
2,500,000

Reliability Rating at Full 24x7 Operation (AFR)
0.35%

Nonrecoverable Read Errors per Bits Read
1 sector per 10E15

Power-On Hours per Year (24x7)
8760

512e Sector Size (Bytes per Sector)
512

4Kn Sector Size (Bytes per Sector)
4096

Performance
Spindle Speed (RPM)
7200RPM

Interface Access Speed (Gb/s)
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
Single

Rotation Vibration at 20-1500 Hz (rad/sec²)
12.5

Power Consumption
Idle A (W) Average
5.4W

Max Operating, Random Read/Write 4K/16Q (W)
9.4, 6.4

Power Supply Requirements
+12 V and +5 V

Environmental
Temperature, Operating (^oC)
5^oC - 60^oC
Vibration, Nonoperating: 2 to 500Hz (Grms)
2.27
Shock, Operating 2ms (Read/Write) (Gs)
40
Shock, Nonoperating 2ms (Gs)
200

Item Dimension (L inchxW inchxH inch)
2 x 5 x 6

Weight
1.48 lb

Warranty Information
5 Years