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Seagate Exos 7E8 6TB 3.5-inch bare SATA hard drive, silver aluminium casing

Seagate

Seagate ST6000NM0115 6TB 7200 RPM SATA 6.0Gb/s 256MB Cache 3.5" internal hard drive

SKU CH-F1Y4-5N35C MPN ST6000NM0115

A 6 TB enterprise hard drive spinning at 7200 RPM with a 256 MB cache and SATA 6.0Gb/s interface, built for 24×7 workloads up to 550 TB per year

  • PackagingBare Drive
  • InterfaceSATA 6.0Gb/s
  • Capacity6TB
  • NAND Flash Memory TypeSLC
  • RPM7200 RPM
  • Cache256MB

Options 6TB

  • Enterprise reliability for 24×7 workloads with 2M-hour MTBF rating
  • High-capacity 6TB storage on 9th-gen CMR technology
  • 550TB annual workload rating — 10× desktop drives
  • 7200 RPM performance with 256MB cache and 4.16ms latency
  • SATA 6.0Gb/s interface in standard 3.5-inch form factor

Seagate Exos 7E8 6TB enterprise drive

The Seagate Exos 7E8 ST6000NM0115 is a 6TB 3.5-inch internal hard drive built for enterprise storage. It uses a SATA 6.0Gb/s interface and spins at 7200 RPM with a 256MB cache. The drive is designed for 24x7 operation in servers, storage systems, JBODs and business-centric NAS environments where high reliability is required.

550TB yearly workload and 2M-hour MTBF

The drive supports workloads of up to 550TB per year, which is 10x that of desktop hard drives. It carries a 2 million hour MTBF rating for 24x7 environments. On-the-fly error-correction algorithms and rotational vibration design help maintain consistent performance in multi-drive RAID and replicated systems.

Bare drive packaging with CMR technology

The unit ships as a bare drive without cables, mounting hardware or software utilities. It is built on 9th-generation conventional magnetic recording (CMR) technology with 512e sector format. The 4.16ms average latency and SLC NAND flash cache support heavy application usage in bulk data applications.

Highlights

  • Enterprise reliability for 24×7 workloads with 2M-hour MTBF rating
  • High-capacity 6TB storage on 9th-gen CMR technology
  • 550TB annual workload rating — 10× desktop drives
  • 7200 RPM performance with 256MB cache and 4.16ms latency
  • SATA 6.0Gb/s interface in standard 3.5-inch form factor

Specifications

BrandSeagate
SeriesExos 7E8
ModelST6000NM0115
PackagingBare Drive
InterfaceSATA 6.0Gb/s
Capacity6TB
NAND Flash Memory TypeSLC
RPM7200 RPM
Cache256MB
Average Latency4.16ms
FeaturesEnterprise Drive for Bulk Data Applications
Exos 7E8 hard drives support up to 8TB per drive, offering bulk data storage for data centerin frastructures requiring a highly reliable enterprise hard drive. Exos 7E8 provides cost-effective, reliable access to unstructured data. Built on field-proven 9th-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, rock-solidreliability, ironclad security and low TCO for demanding 24x7 operations.
Robus
UsageFor Enterprise Storage
Form Factor3.5"
Height (maximum)26.11mm
Width (maximum)101.85mm
Length (maximum)147.00mm
Shipping weight0.70 kg
Package size152 × 102 × 25 mm

Other versions of this model

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Questions about this item

How do I install the ST6000NM0115 in a server chassis, and what step is often missed?

Mount the 3.5-inch drive using the 101.85mm width and 147.00mm length screw holes, connect the SATA 6.0Gb/s data and power cables, then ensure the 26.11mm height clears the drive cage — installers often forget to verify vertical clearance in dense 24-bay enclosures.

What maintenance or replacement will the Exos 7E8 need during its service life?

The drive has no user-serviceable parts; plan replacement after the 2 million hour MTBF rating is reached or when the 550TB per year workload limit approaches, whichever occurs first in your 24x7 environment.

What is the first performance limit that appears under sustained heavy write loads?

The 256MB cache and 7200 RPM rotational speed combine with the 4.16ms average latency to set the sustained throughput ceiling; once the write buffer fills, throughput drops to the native media transfer rate.

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