Seagate ST32000641AS manual Drive specifications summary for 2000GB models

2.0Drive specifications

Unless otherwise noted, all specifications are measured under ambient conditions, at 25°C, and nominal power. For con- venience, the phrases the drive and this drive are used throughout this manual to indicate the following drive models:

ST32000641AS

The specification summaries listed in the following tables are for quick reference. For details on specification measure- ment or definition, see the appropriate section of this manual.

Table 1: Drive specifications summary for 2000GB models

Drive specification	ST32000641AS
Formatted capacity (512 bytes/sector)*	2000GB
Guaranteed sectors	3,907,029,168
Heads	8
Disks	4
Bytes per sector	512
Default sectors per track	63
Default read/write heads	16
Default cylinders	16,383
Recording density	1421 kb/in
Track density(avg)	240 ktracks/in
Areal density (avg)	347Gb/in2
Spindle speed	7200 RPM
Internal data transfer rate (max)	1300Mb/s
Sustained data transfer rate OD(max)	138MB/s
I/O data-transfer rate (max)	600MB/s
ATA data-transfer modes supported	PIO modes: 0 to 4
	Multiword DMA modes: 0 to 2
	Ultra DMA modes 0 to 6
Cache buffer	64MB
Height (max)	26.1mm / 1.028 in
Width (max)	101.85mm / 4.010 in
Length (max)	146.99mm / 5.787 in
Weight (typical)	700g / 1.543 lb
Average latency	4.16ms
Power-on to ready (typical)	15s
Standby to ready (typical)	15s
Startup current (typical) 12V (peak)	2.8A

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