IBM 01DC628 - Lenovo Storage 10TB 7.2K LFF NL-SAS HDD

Capacity: 10 TB (usable ~9.09 TiB after formatting)

Interface: SAS 12 Gbps (dual-port, SAS-3) – backward compatible with 6 Gbps

Spindle Speed: 7,200 RPM (balanced for capacity and sustained sequential performance)

Cache: 256 MB (high-speed buffer for improved sustained transfers and burst performance)

Sector Format: 512e (512-byte emulation / Advanced Format) – supports 4Kn native in modern OS/RAID

Sustained Transfer Rate: Up to ~250–262 MB/s (outer to inner zones)

Average Seek Time: ~8.0–8.5 ms (read/write)

Rotational Latency: ~4.17 ms

MTBF: ~2.5 million hours (enterprise rating)

Power Consumption:
Idle: ~5–6 W
Active: ~8–10 W

Acoustics: ~2.8–3.4 Bels (idle/seek) – acceptable for server rooms

Helium-Filled: Yes (lower drag, power, and heat vs. air-filled 10TB drives)