[Request]Hard Disk

[Tilllate]

hello dudes.. im not sure that is section for that post but i will make it here...

i want to ask what hard disk is better for the server of L2j

 

Cheetah 15K.7 SAS 6-Gb/s 300-GB Hard Drive 

Seagate Cheetah 15K drives offer the high performance, increased capacity and optimized power consumption needed by enterprises to meet demanding Tier 1 enterprise requirements. 

Specifications 

Model Number ST3300657SS
Interface 6-Gb/s SAS
Cache 16MB
Capacity 300GB
Areal density (avg) 225Gb/in2
Guaranteed Sectors 585,937,500

PHYSICAL 

Height 26.10mm
Width 101.85mm
Length 146.99mm
Weight (typical) 671g

PERFORMANCE 

Spin Speed 15,000 RPM
Average latency 2.0ms
Random read seek time 3.4ms
Random write seek time 3.9ms
I/O data transfer rate 600MB/s
Unrecoverable read errors 1 in 1016

RELIABILITY 

MTBF 1,600,000 hours
Annual Failure Rate 0.55%

POWER 

Average idle power 8.74W
Average operating power 12.92W
Maximum start current, AC 3.98
Maximum start current, DC 1.92

ENVIRONMENT 

Ambient Temperature 
Operating 5°–55°C
Nonoperating -40°–70°C

SHOCK

Operating Shock (max) 60 Gs for 2ms
Nonoperating Shock (max) 300 Gs for 2ms

ACOUSTICS 

Acoustics (Idle Volume) 3.6 bels

 

 

OR

 

 

WD VelociRaptor 
Enterprise Hard Drives
600 GB, SATA 6 Gb/s, 32 MB Cache, 10,000 RPM

Bigger. Faster. Hungrier.

The PC enthusiasts' favorite 10,000 RPM hard drive is still the fastest, most dangerous carnivore around - now with an ultra-fast 32 MB cache and SATA 6 Gb/s interface and twice the capacity of previous generations. 

Performance Specifications	

Rotational Speed	10,000 RPM (nominal)
Buffer Size	32 MB
Average Latency	3.00 ms (nominal)
Load/unload Cycles	600,000 minimum

Seek Times
Read Seek Time	3.6 ms (average)
Write Seek Time	4.2 ms (average)
Track-To-Track Seek Time	0.4 ms (average)

Transfer Rates
Buffer To Host (Serial ATA)	6 Gb/s (Max)

Physical Specifications	

Formatted Capacity	600,127 MB
Capacity	600 GB
Interface	SATA 6 Gb/s
User Sectors Per Drive	1,172,123,568

Physical Dimensions	

Height	26.1 mm
Length	147 mm
Width	101.6 mm
Weight	489 g

Environmental Specifications	

Shock
Operating Shock (Read)	65G, 2 ms
Non-operating Shock	300G, 2 ms

Acoustics
Idle Mode	30 dBA (average)
Seek Mode 0	37 dBA (average)

Temperature (Metric)
Operating	5° C to 55° C
Non-operating	-40° C to 70° C

Humidity
Operating	5-95% RH non-condensing
Non-operating	5-95% RH non-condensing

Altitude
Operating	-305M to 3,050M
Non-operating	-305M to 12,200M

Vibration

Operating
Linear	20-300 Hz, 0.75G (0 to peak)
Random	10-300 Hz, 0.008 g^(2) / Hz

Non-operating
Low Frequency	0.05 g^(2)/Hz (10 to 300 Hz)
High Frequency	20-500 Hz, 4.0G (0 to peak)

Electrical Specifications

Current Requirements

12 VDC
Read/Write	320 mA
Idle 210 mA
Standby 5 mA
Sleep 5 mA

5 VDC
Read/Write	470 mA
Idle 360 mA
Standby 130 mA
Sleep 120 mA

Power Dissipation
Read/Write	6.20 Watts
Idle 4.30 Watts
Standby 0.70 Watts
Sleep 0.70 Watts

 

thx advance dudes...