NEW Sealed Western Digital Scorpio Blue 320gb SATA Laptop Hard Drive

DP/N: 3951W, 03951W

Compatible Dell Laptops:
-Dimension 4600
-Inspiron Mini 10 1012
-Alienware M17x, M17xR2, M15x, M11x, M11xR2, M17xR3, M11xR3, M14x, M18x, M17xR4, M14xR2
-Inspiron M501R (M5010), 1546, M5030, N4030, N4020, N5030, Mini Duo (1090), 1120 (M101z), 1018, 13R (N3010), 1122 (M102z), 14R (N4110), 17R (N7110), 15R (N5110), M511R (M5110), N5050, 14z (N411z), 13z (N311Z), N5040, M5040, 11z (1121), N4050, M4040, 15R (5520), 15R (7520), 14R (5420), 14R (7420), 17R (7720), 17R (5720), 14 (5443), 15 (3555), 1764, 1564, 1464, 17R (N7010), 15R (N5010), 14R (N4010), Mini 10 (1010), Mini 10v (1011), Mini 10 (1012), 11z (1110), e1705, e1505, e1405, 9400, 6400, 1750, 1721, 1720, 1570, 1545, 1526, 1525, 1521, 1520, 1501, 1470, 1440, 1427, 1420, 1410, 1370, 1320, 1318
-Latitude E4310, E5510, 2110, E5410, 13, E6520, E6420, E6320, E5520, E5420, 2120, XFR E6420, ATG E6420, E5530, E6330, E5430, E6530, E6430, E6430s, E6510, E6500, E6410, E6400, ATG E6410, ATG E6400, XFR E6400, E5500, E5400, E4300, D830, D820, D631, XFR D630, D630c, D630, ATG D630, D620, ATG D620, D531, D530, D520, 131L, 2100
-XPS Studio XPS 1340, Studio XPS 1640, Studio XPS 1645, Studio XPS 1647, XPS 15 (L501X), XPS 14 (L401X), XPS 17 (L701X), XPS 17 (L702X), XPS 15 (L502X), XPS 15z (L511z), XPS 14z (L411Z), XPS 14z (L412Z), XPS 15 (L521X), M2010, M1730, M1710, M1530, M1330, M1210
-Precision M4500, M6600, M4600, M4700, M6700, M65, M90, M2300, M2400, M4300, M4400, M6300, M6400, M6500
-Vostro 3560, 3460, 3360, 15 (3559), 3400, 3500, V13, 3300, V130, 3750, 3550, 3450, 3350, V131, 1550, 1540, 1450, 1440, 3555, 500, 1000, 1014, 1015, 1088, 1200, 1220, 1310, 1320, 1400, 1500, 1510, 1520, 1700, 1710, 1720, 3700, 2510, A840, A860
-Studio 1435, 1450, 1457, 1440, 1458, 1535, 1536, 1537, 1555, 1557, 1558, 1569, 1735, 1737, 1745, 1747, 1749

Quick Specs: 320 GB, 3 Gb/s, 8 MB Cache, 5400 RPM

With available SATA or EIDE interfaces, WD Scorpio Blue drives offer high-performance, low power consumption, and cool operation, perfect for notebooks and other portable devices. Pick the drive that suits your needs with the confidence in knowing that all WD Scorpio Blue drives are built to the highest standards of quality and reliability.

Performance Specifications-
Rotational Speed: 5,400 RPM (nominal)
Buffer Size: 8 MB
Average Latency: 5.50 ms (nominal)

Seek Times-
Read Seek Time: 12.0 ms
Track-To-Track Seek Time: 2.0 ms (average)

Transfer Rates-
Buffer To Host (Serial ATA): 3 Gb/s (Max)
Transfer Rate (Buffer To Disk): 850 Mbits/s (Max)

Physical Specifications-
Formatted Capacity: 320,072 MB
Capacity: 320 GB
Interface: SATA 3 Gb/s

Physical Dimensions-
English
Height: 0.374 Inches
Length: 3.94 Inches
Width: 2.75 inch
Weight: 0.26 Pounds
Metric
Height: 9.5 mm mm
Length: 100.2 mm
Width: 69.8 mm
Weight: 0.117 kg

Environmental Specifications-
Acoustics
Idle Mode: 24 dBA (average)
Seek Mode 0: 26 dBA (average)
Temperature (English)

Temperature (Metric)

Humidity
Operating: 8-90% RH non-condensing
Non-operating: 5-95% RH non-condensing
Altitude (English)
Operating: -1,000 feet to 10,000 feet
Non-operating: -1,000 feet to 40,000 feet
Altitude (Metric)
Operating: -305M to 3,050M
Non-operating: -305M to 12,200M
Vibration
Operating: 0.00459Hz (10 to 500 Hz)
Non-operating: 0.05102Hz (10 to 500 Hz)

Electrical Specifications
Current Requirements
5 VDC
Read/Write: 500 mA
Idle: 400 mA
Standby: 50 mA
Sleep: 20 mA
Power Dissipation
Read/Write: 2.50 Watts
Idle: 0.85 Watts
Standby: 0.25 Watts
Sleep: 0.10 Watts