2.5" 320GB SATA III (SATA 6.0Gbps) Internal Laptop Hard Drive for Dell Laptops; slim 7mm height; by Western Digital.

Capacity: 320GB (Gigabytes)
Interface: SATA3 (6.0 Gbps)
Type: Internal - 2.5", Slim 7mm
Cache: 8MB
Spindle Speed: 5400rpm

Performance
Drive Transfer Rate: 600 MBps (external)
Internal Data Rate: 147 MBps
Average Latency: 5.5 ms
Spindle Speed: 5400 rpm

Reliability
Non-Recoverable Errors: 1 per 10^14
Start / Stop Cycles: 600,000
Expansion & Connectivity
Interfaces: 1 x Serial ATA-600 - 7 pin Serial ATA
Compatible Bays: 1 x internal - 2.5"

DP/N: N12F5

Manufacturer: Western Digital
Part Number: WD3200LPVX

Dell Part Number: N12F5

Compatible Laptops:
-Dimension 4600

Inspiron: M501R (M5010), N5050, 14z (N411z), N311Z, N5040, M5040, 1546, M5030, M4040, N4030, N4020, N4050, N5030, Mini Duo (1090), 1120 (M101z), 1018, 13R (N3010), 1121, 1122 (M102z), 14R (N4110), 17R (N7110), 15R (N5110), M511R M5110), 1764, 1564, 1464, 17R(N7010), 15R (N5010), 14R(N4010), Mini 10 (1010), Mini 10v (1011), Mini 10(1012), 11z (1110), E1705, E1505, E1405, 9400, 640m, 6400, 1750, 1721, 1720, 1570, 1545, 1526, 1525, 1521, 1520, 1501, 1470, 1440, 1427, 1420, 1410, 1370, 1320, 1318, 15R (5520), 15R (7520), 14R (5420), 14R (7420), 17R (7720), 17R (5720), N311z, 13z (5323), 14z (5423), Mini Duo (1090), 17 (3721), 17 (5721), 15 (3521), 15 (5521), 3520, 17 (7778), 15 (3555)

Latitude: E5430, E6530, E6430, E6430S, E6330, E5530, E4310, E5510, 2110, E5410, 13, E6520, E6420, E6320, E5520, E5420, 2120, E6510, E6500, E6410, E6400, ATG E6410, ATG E6400, XFR E6400, E5500, E5400, E4300, D830, D820, D631, D630, XFR D630, ATG D630, D620, ATG D620, D531, D530, D520, 131L, 2100, XT3, E6220

XPS: Studio XPS 1340, 1640, 1645, 1647, 15 (L502X), 14 (L401X), 17 (L701X), 17 (L702X), 15 (L502X), M2010, M1730, M1710, M1530, M1330, M1210, 15z (L511z), 14z (L412Z), 15 (L521X), 14(L421X)

Precision: M4600, M4500, M65, M90, M2300, M2400, M4300, M4400, M6300, M6400, M6500, M6600, M4700, M6700

Vostro: 3560, 3460, 3360, 3450, 3550, 3555, 3750, 3350, 3400, 3500, V13, V131, 3300, V130, 3750, 500, 1000, 1014, 1015, 1088, 1200, 1220, 1310, 1320, 1400, 1500, 1510, 1520, 1700, 1710, 1720, 2510, 3700, A840, A860, 1450, 1440, 5460

Studio: 1435, 1450, 1457, 1440, 1458, 1535, 1536, 1537, 1555, 1557, 1558, 1569, 1735, 1737, 1745, 1747, 1749

Alienware: M17x, M17xR2, M17xR3, M17xR4, M15x, M11x, M11xR2, M11xR3, M14x, M14xR2, M18x