P
RESARIO
N
OTEBOOK
M
AINTENANCE
AND
S
ERVICE
G
UIDE
1800 S
ERIES
S
PECIFICATIONS
7
Presario 1800/1800T Series
Models: XL280, XL380, XL381,
and XL390
Hard Drive
*Specifications vary by vendor/brand.
Specification
6.0 GB 10.0 GB 12.0 GB
Drive Type Ultra DMA Ultra DMA Ultra DMA
Height
Width*
Depth
Weight*
9.5 mm
69.85-70.0 mm
100.0 mm
92-98 g
9.5 mm
69.85-70.0 mm
100.0 mm
94-98 g
9.5 mm
70.0 mm
100.0 mm
92-98 g
Seek Times* (typical):
Read/Write (incl. settling)
Single Track
Full Stroke
13 ms
3 ms
24 ms
13 ms
1.5-3 ms
23-24 ms
13 ms
3 ms
24 ms
Transfer Rate at Interface
Ultra DMA mode (max)
66.6 MB/s 66.6 MB/s 66.6 MB/s
Rotational Speed 4200 rpm 4200 rpm 4200 rpm
Interface* ATA-2/3/4/5 ATA-2/3/4/5 ATA-2/3/4/5
Buffer Size* 256-512 KB 512-1024 KB 512 KB
Specification
15.0 GB 20.0 GB 32.0 GB
Drive Type Ultra DMA Ultra DMA Ultra DMA
Height
Width*
Depth
Weight*
9.5 mm
70.0 mm
100.0 mm
92-98 g
9.5 mm
69.85-70.0 mm
100.0 mm
99.0 g
9.5 mm
70.0 mm
100.0 mm
99.0 g
Seek Times* (typical):
Read/Write (incl. settling)
Single Track
Full Stroke
13 ms
3.0 ms
24 ms
12.0-13.0 ms
2.5-3.0 ms
23.0-24.0 ms
12.0 ms
2.5 ms
23.0 ms
Transfer Rate at Interface
Ultra DMA mode (max)
66.6 MB/s 66.6 MB/s 66.6 MB/s
Rotational Speed 4200 rpm 4200 rpm 5411
Interface* ATA-2/3/4/5 ATA-2/3/4/5 ATA-5
Buffer* 512 KB 1024-2048 KB 2048 KB