QK555AA HP – hard drive – 1 TB – SATA 6Gb/s

QK555AA Specifications

HP 1 TB 7,200 RPM SATA 3.5-inch HDD

Manufacturer: HP
Manufacturer Model: QK555AA
Product Line: HP Desktop/Business SATA HDD
Product Series: 3.5-inch LFF SATA 7.2K (SATA-600)
Product Type: Internal Hard Disk Drive
Product Name: HP 1 TB 7.2K SATA HDD

KEY FEATURES:
Storage Capacity: 1 TB
Interface Type: SATA (6.0 Gb/s)
HP
+2
Zones
+2

Rotational Speed: 7,200 RPM
HP
+1

Form Factor: 3.5-inch (LFF)
Hot-Swap Support: No (desktop/workstation class)
Cache (Buffer) Size: 32 MB
HP
+1

PERFORMANCE:
Maximum Data Transfer Rate: ~600 MB/s (interface 6.0 Gb/s)
Average Seek Time: ~9 ms (estimated typical for 7.2K)
Average Latency: ~4.17 ms (half rotation at 7,200 RPM)

ENVIRONMENTAL & RELIABILITY:
Designed for business/desktop PC use (not enterprise server lineup)
CDW
+1

MTBF: Not specified
Reliability Rating: Standard business-class

PHYSICAL:
Form Factor: 3.5-inch Large Form Factor (LFF) drive
Typical Dimensions: 146 mm × 101.6 mm × 25.4 mm (approx.)
Weight: ~0.82 kg (~2.25 lbs)