ST6000NM000B Seagate Exos 7E10 6TB SATA 256MB 3.5" Server HDD

High-Density 3.5-inch Enterprise SATA HDD for Nearline Storage with the ST6000NM000B

The ST6000NM000B is a 6TB 3.5-inch internal enterprise HDD designed for capacity tiers in rack servers and scale-out storage nodes where predictable latency and sustained throughput matter more than peak IOPS. Integrated into modern CPU platforms with multi-core storage services and HBA/RAID controllers, the ST6000NM000B supports efficient data paths over SATA while keeping PCIe lanes reserved for NVMe cache, networking, or GPU accelerators in mixed-use infrastructure.

Built on CMR recording and a 512n sector format, the ST6000NM000B aligns well with filesystems and object layers that require consistent write behavior for rebuilds, backups, and long sequential transfers. With 7200 RPM operation and a 256MB cache, it is suited for RAID groups and erasure-coded pools where queue depth and controller caching complement HDD characteristics, enabling balanced capacity expansion without destabilizing service-level expectations.

Why Choose the ST6000NM000B?

The ST6000NM000B delivers a pragmatic density-to-performance ratio for nearline and general-purpose datacentre storage, with enterprise reliability engineered for 24x7 duty cycles. For architects designing scalable storage tiers, the ST6000NM000B provides straightforward SATA integration, predictable fleet behavior, and a deployment profile that supports incremental growth across enclosures and nodes.

As a Seagate Exos platform drive, the ST6000NM000B reflects an engineering focus on sustained operation, controlled thermal tolerance, and measurable durability, including a 2.0M hours MTBF target. This aligns the drive with standardised data centre practices for lifecycle management, monitoring, and planned capacity refresh.

Key Applications:

• Rack server bulk storage tiers
• Backup repositories
• Archive and retention platforms
• Nearline storage pools
• General-purpose datacentre storage

At Happyware - Server Hardware you benefit from non-binding offers tailored to your storage node or enclosure rollout and bulk order discounts that support standardised drive fleets when scaling ST6000NM000B deployments across multiple racks or sites.