Specifications & Features
Based on official datasheets and reputable sources:
Model: ST3000DM008 — 3.5″ internal HDD, part of the Barracuda lineup
Interface: SATA III (6 Gb/s), backward-compatible with SATA 3.0 and 1.5 Gb/s 
Spindle Speed: 7,200 RPM; Cache: 64 MB multi-segmented 
Performance:
Max sustained data rate: ~210 MB/s
Average data rate (read/write): ~156 MB/s 
Average seek time: ~8.5 ms; latency: ~4.16 ms 
Reliability & Endurance:
Load/unload cycles: 300,000
Workload Rate Limit: 55 TB/year
Non-recoverable read error rate: 1 per 10¹⁴ bits read 
Power Consumption:
Startup: ~2.5 A
Operating: ~8 W; Idle: ~5.4 W; Standby/Sleep: ~0.75 W 
Physical Specs:
Dimensions: ~26.11 mm (H) × 101.6 mm (W) × 147 mm (D)
Weight: ~626 g