The Dell 8 TB SAS 7.2K RPM 3.5″ HDD is a high‑capacity nearline SAS (NL‑SAS) hard disk that balances large storage capacity with enterprise‑class SAS reliability. It uses a Serial Attached SCSI (SAS) interface (typically 12 Gb/s) and runs at 7,200 RPM, making it ideal for bulk data storage, archiving, backups, and data‑intensive applications where throughput and capacity are more critical than ultra‑low latency. Compared to SATA drives, SAS offers enhanced error correction, dual‑port connectivity, and better multi‑path support suited for 24×7 workloads.
This hard drive fits in 3.5‑inch Large Form Factor (LFF) bays and is hot‑swappable in compatible servers and storage arrays, allowing drive replacement without powering down the system when supported by the backplane.
8 TB Storage Capacity — huge space for bulk data and archival applications.
7,200 RPM Rotational Speed — delivers good sustained throughput for near‑line workloads.
SAS Interface (12 Gb/s) — enterprise‑grade connectivity with robust signaling and higher bandwidth than SATA.
Nearline SAS (NL‑SAS) — optimized for large volume storage and high capacity systems.
Large Cache (commonly 128 MB – 256 MB) — enhances sequential read/write performance in data‑heavy scenarios.
3.5″ Large Form Factor (LFF) — compatible with standard server/storage bays.
Hot‑Swappable Support — serviceable in live systems (with supported backplane).
512e Sector Format — advanced format for broad OS and controller compatibility.
High MTBF — typical enterprise reliability for 24×7 operation (often around 2 million hours).
Bulk enterprise storage and data lakes
Virtualized server storage tiers
Backup and archival systems
RAID arrays (RAID 5/6/10)
SAN/NAS systems with large capacity requirements
| Specification | Detail |
|---|---|
| Product | Dell 8 TB SAS 7.2K RPM 3.5″ HDD |
| Capacity | 8 TB (8,000 GB) |
| Form Factor | 3.5″ Large Form Factor (LFF) |
| Interface | SAS 12 Gb/s (SAS‑3) |
| Rotational Speed | 7,200 RPM |
| Cache | ~128 MB – 256 MB (varies by part) |
| Data Transfer | Up to 12 Gb/s (SAS) |
| Sector Format | 512e (Emulated 4K) |
| Typical Sustained Throughput | ~220–240 MiB/s (varies by model) |
| MTBF | ~2,000,000 hours (enterprise typical) |
| Hot‑Swap Support | Yes (with compatible backplane) |
| Operating Temp | ~5 °C – 60 °C |
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