Tên thiết bị: Ổ cứng Seagate 8TB Exos 7E8 7200 rpm SATA III 3.5" Internal HDD ST8000NM000A
Model: ST8000NM000A
Thương hiệu: Seagate
Tình trạng: đóng hộp, hàng mới, chính hãng Seagate
Bảo hành: 2 năm
Hình ảnh thiết bị như hình chụp
Key Features
- 8TB Storage Capacity
- 3.5" Form Factor
- SATA III 6 Gb/s Interface
- 256MB Cache
- 7200 rpm
- Data Transfer Speeds up to 249 MB/s
- 2 Million Hours MTBF
- 550TB Maximum Workload per Year
- 8760 Power-On Hours per Year
- 0.44% Annualized Failure Rate (AFR)
The 8TB Exos 7E8 7200 rpm SATA III 3.5" Internal HDD from Seagate is a high-capacity, high-performance drive designed for enterprise bulk data applications that require 24/7 operation. This 7200-rpm drive utilizes a SATA III 6 Gb/s interface and a 256MB cache for data transfer rates of up to 249 MB/s. As a professional-grade drive, it has an MTBF rating of 2 million hours, an annualized failure rate of 0.44%, a maximum workload rate of 550TB per year, 600,000 load/unload cycles, and 1 sector per 1015 non-recoverable read errors per bits read.
Best-Fit Applications
Hyperscale applications / cloud data centers
Massive scale-out data centers
OLTP and HPC applications
High-capacity density RAID storage
Mainstream enterprise external storage arrays
Distributed file systems, including Hadoop and Ceph
Enterprise backup and restore — D2D, virtual tape
Centralized surveillance
General Features
Enterprise Drive for Bulk Data Applications
This Exos 7E8 hard drive supports up to 8TB, offering bulk data storage for data center infrastructures requiring a highly reliable enterprise hard drive. The Exos 7E8 provides cost-effective, reliable access to unstructured data. Built on 10th-generation conventional magnetic recording (CMR) technology, the Exos 7E8 drive helps to catalyze the datasphere, enabling data center architects and IT professionals to deliver trusted performance, solid reliability, ironclad security, and low TCO for demanding 24×7 operations.
Robust Bulk Data Storage for a 24/7 World
Exos 7E8 drives are backed by a 2 million-hour MTBF rating and support workloads of 550TB per year, which is up to 10× that of desktop hard drives. With a 256MB cache, on-the-fly error correction algorithms, and rotational vibration design, the Exos 7E8 helps ensure consistent performance in replicated and RAID multi-drive systems.
High Performance for Mainstream Data Center Applications
Meet your storage workload requirements using an efficient and cost-effective data center footprint. The Exos 7E8 delivers easy integration into bulk storage systems with a SATA III 6 Gb/s interface, while user-definable technology advancements like PowerChoice and Seagate RAID Rebuild, you can tailor your nearline storage requirements for even greater improvements in lowering your TCO.
Enhanced Reliability, Data Protection, and Security
Advanced security features help protect data where it lives, which is on the drive. The Exos 7E8 prevents unauthorized drive access and safeguards stored data with security features that include Secure Downloads & Diagnostics, TCG-compliant Self-Encrypting Drive, and government-grade FIPS/Common Criteria tamper-resistant hard drive. Seagate Secure drives simplify drive repurposing and disposal, help protect data-at-rest, and comply with corporate and federal data security mandates.
Seagate 7E8 Internal HDD Specs
Storage
| Quantity | 1 |
| Storage Capacity | 8 TB |
| Cache Memory | 256 GB |
Performance
| Interface | SATA III (6 Gb/s) |
| Write Speed | Maximum: 249 MB/s |
| Read Speed | Maximum: 249 MB/s |
| Latency | 4.1 ms |
Physical
| Drive Type | HDD |
| Form Factor | 3.5" |
| Noise Level | 3.2 dB (Active) 2.8 dB (Idle) |
HDD Specs
| Spindle Speed (RPM) | 7200 RPM |
| Heads | 10 |
| Platters | 5 |
| Areal Density | 930 Gb/in² |
| Disk Sector Format | 512e, Advanced Format (4Kn) |
Reliability / Data Integrity
| Annualized Failure Rate (AFR) | 0.44 % |
| Endurance (Total Bytes Written) | 550 TB |
| Load/Unload Cycles | 600,000 |
| Mean Time Between Failures (MTBF) | 2.0 Million Hours |
| Non-Recoverable Read Errors per Bits Read | 1 in 1015 |
Electrical
| Power Draw | 12.81 W (Active) 7.64 W (Idle) |
| Supported Voltage | 5 VDC, 12 VDC |
| Current | 2.6 A at 12 VDC |
Environmental
| Operating Shock | 70 G / 2.0 ms |
| Storage Shock | 300 G / 2.0 ms |
| Operating Vibration | 0.7 G / 5 to 500 Hz |
| Storage Vibration | 2.27 G / 2 to 500 Hz |
| Operating Temperature | 41 to 140°F / 5 to 60°C |
| Storage Temperature | -40 to 158°F / -40 to 70°C |
| Operating Humidity | 5 to 95% |
| Storage Humidity | 5 to 95% |
General
| Dimensions (W x H x D) | 4.01 x 1.03 x 5.79" / 101.85 x 26.16 x 147.07 mm |
| Weight | 1.58 lb / 0.72 kg |
| Warranty Length | Limited 5-Year Warranty |
Packaging Info
| Package Weight | 1.885 lb |
| Box Dimensions (LxWxH) | 8.8 x 6.1 x 3" |
