Ultrastar™ C10K900 is a 2.5-inch 10,000 RPM hard drive that leads the industry with 18% faster sequential and up to 17% random performance than the nearest competitor. The highperformance SAS 6Gb/s interface delivers data reliability, availability and scalability and is the only small form factor SAS drive in the industry to pack a 64MB cache buffer for optimized read/write response time.

Highlights

• Built on field-proven, reliable design
• Industry-best performance in a 10K RPM 2.5-inch form factor
• 18% faster sequential and up to 17% better random performance than competition
• Uses 28% less power during operation than competition
• 900GB capacity continues to support the 3.5- to 2.5-inch form factor transition
• High-performance 6Gb/s SAS for reliable data throughput
• Large 64MB cache buffer manages data efficiently
• Halogen-reduced design and industry-best power utilization for most eco-friendly 10K SFF hard drive

Applications/Environments

• Space and/or power constrained environments
• Enterprise-class servers and networked storage arrays
• Blade and 1U/2U rack-mounted servers
• Databases and Online Transaction Processing (OLTP)
• High performance computing and other 24x7 applications
• Cloud Computing

Model(s)	HUC109090CSS600 HUC109090CSS601 HUC109060CSS600 HUC109060CSS601 HUC109045CSS600 HUC109045CSS601 HUC109030CSS600 HUC109030CSS601
Interface	SAS 6Gb/s
Capacity (GB)	900 / 600 / 450 / 300
Recording zones	40
Data Heads (physical)	6 / 4 / 3 / 2
Data Disks	3 / 2 / 2 / 1
Max Areal Density (Gbits/sq. in.)	494
Performance
Data Buffer (MB)	64
Rotational Speed (RPM)	10K
Media transfer rate (Mbits/sec, max)	2105
Interface transfer rate (MB/sec, max)	600
Sustained transfer rate (MB/sec, typ.)	198 to 117
Seek Time (read, ms, typical)	3.8 / 4.2
Reliability
Error Rate (non-recoverable, bits read)	1 in 1016
MTBF (M hours)	2.0
Availability (hrs/day x days/wk)	24x7
Acoustics
Idle (Bels)	2.9
Power
Requirement	5 VDC (+/-5%) +12 VDC (+/-5%)
Operating (W, typical)	5.8
Dissipation: Active Idle (W, Avg)	3.0
Unload Idle (W)	3.0
Power consump. efficiency index (W/GB)	0.0043 / 0.0058 / 0.0078 / 0.0107 (at idle)
Physical size
Z-Height (mm)	14.8
Dimensions (width x depth, mm)	70.1 x 100.6
Weight (g, max)	204
Environmental (operating)
Ambient temperature	5º to 55º C
Shock (half-sine wave)	60G (2ms)
Vibration (5 to 500 Hz)	0.4G RMS, all axes
Environmental (non-operating)
Ambient temperature	-40º to 70º C
Shock (half-sine wave)	>300G (2ms)
Vibration (5 to 500 Hz)	1.5G RMS, all axes