Thông tin sản phẩm WD VelociRaptor 250GB SATA 6Gb/s 10K RPM 64M 2.5" (WD2500BHTZ)
			
			WD VelociRaptor®
Workstation Hard Drives
WD VelociRaptor drives offer an unmatched combination of high performance and 
high reliability, perfect for workstations, high-end video and photo editing, 
low-end servers and performance enthusiasts’ systems.
 
	
		| Specifications | 250GB | 
	
		| Model number | WD2500BHTZ | 
	
		| Interface | SATA 6 Gb/s | 
	
		| Formatted capacity | 250GB | 
	
		| User sectors per 
		drive | 488,397,168 | 
	
		| Advanced Format 
		(AF) | Yes | 
	
		| SATA latching 
		connector | Yes | 
	
		| Form factor | 2.5-inch | 
	
		| RoHS compliant | Yes | 
	
		| Performance | 
	
		| Data transfer rate 
		(max) Buffer to host
 Host to/from drive (sustained)
 | 6 Gb/s
 200 MB/s
 | 
	
		| Cache (MB) | 64 | 
	
		| Rotational speed 
		(RPM) | 10,000 | 
	
		| Average drive 
		ready time (sec) | 8 | 
	
		| Reliability/Data Integrity | 
	
		| Load/unload cycles | 600,000 | 
	
		| Non-recoverable 
		read errors per bits read | <10 in 1016 | 
	
		| Power 
		Management | 
	
		| 12VDC (A, max) | 1.8 | 
	
		| Average power 
		requirements (W) Random Read/Write
 Sequential Read/Write
 Idle
 Standby and Sleep
 | 5.1
 5.8
 4.2
 1.1
 | 
	
		| Environmental 
		Specifications | 
	
		| Temperature (°C) Operating
 Non-operating
 | 5 to 55
 -40 to 70
 | 
	
		| Shock (Gs) Operating (2 ms, read/write)
 Operating (2 ms, read)
 Non-operating (2 ms)
 | 30
 65
 300
 | 
	
		| Average acoustics 
		(dBA) Idle mode
 Performance seek mode
 | 30
 37
 |