HUSMM3280ASS205 HGST Hitachi Ultrastar SS300 800GB

HUSMM3280ASS205 Technical Specifications
HGST Ultrastar SSD3200MM 2.8TB SAS 12Gb/s 2.5″ SFF Enterprise Solid State Drive

Manufacturer: HGST (a Western Digital company)
Manufacturer Model: HUSMM3280ASS205
Product Line: Ultrastar SSD3200MM
Product Type: Internal Solid State Drive (SSD)
Product Name: HGST Ultrastar SSD3200MM 2.8TB SAS 12Gb/s 2.5″ Enterprise SSD

KEY FEATURES

• Storage Capacity: 2.8TB

• Interface Type: Serial Attached SCSI (SAS) 12Gb/s

• Form Factor: 2.5-inch Small Form Factor (SFF), 15mm height

• Drive Type: Hot-plug, enterprise internal SSD

• Flash Type: Multi-Level Cell (MLC) NAND

• Data Transfer Rate (Sequential): Up to 1,100 MB/s read, 765 MB/s write

• Random IOPS (4K): Up to 130,000 read, 110,000 write

• Endurance / Reliability: MTBF ~2.5 million hours (≈ 0.35% AFR)

• Advanced Features: Power-loss data protection, T10 DIF error detection, TCG encryption support, enterprise-grade firmware, consistent low latency

PERFORMANCE

• Maximum Data Transfer Rate (Sequential 64K): Read ~1,100 MB/s; Write ~765 MB/s

• Random Read IOPS (4K): Up to 130,000

• Random Write IOPS (4K): Up to 110,000

• Latency (Average): <100 µs (read), <30 µs (write)

ENVIRONMENTAL & RELIABILITY

• Operating Temperature Range: 0 °C to 70 °C

• Shock (Half-sine Wave): 1000 G (0.5 ms) / 500 G (2 ms)

• Vibration (Random): 2.16 G RMS, all axes, 5–700 Hz

• Mean Time Between Failures (MTBF): 2.5 million hours

• Annualized Failure Rate (AFR): 0.35%

• Power-loss Protection: Built-in capacitors protect data integrity during unexpected power loss

PHYSICAL

• Dimensions (W × D × H): 70.1 × 100.6 × 15 mm

• Weight: Approximately 187 g

• Form Factor: 2.5-inch SFF