Dell OptiPlex 755 User Manual
Page 13
version 1.0
13
Dell™ optiplex™ 755 technical guiDe
13
mt
Dt
sff
usff
Bays:
3.5-inch bay Externally Accessible
1
1*
1 (slimline)
D/bay module
3.5-inch bay Internally Accessible
2
1*
1
1
5.25-inch bay
2
1
1 (slimline)
Hard Drives Supported
1
2
2
1
1
Optical Drives Supported
2
1
1
D/bay module
Interface:
SATA
(number of connectors - includes one dedicated
eSATA on MT, DT & SFF)
5
4
3
1
Floppy/Diskette
1
1
1
eSATA
(requires additional bracket)
1
1
1
Hard Drive: Size, type, speed, RPM
80GB
2
SATA 10K RPM HDD
✓
✓
✓
✓
250GB
2
SATA 7200 RPM HDD
✓
✓
✓
✓
160GB
2
High Reliability SATA 7200 RPM HDD
✓
✓
✓
✓
160GB
2
SATA 7200 RPM HDD
✓
✓
✓
✓
80GB
2
SATA 7200 RPM HDD
✓
✓
✓
✓
RAID 0 Enhanced Performance:
(includes two matching capacity/speed hard drives)
80GB
2
SATA 10K RPM HDD
✓
✓
3
160GB
2
SATA 7200 RPM HDD
✓
✓
3
320B
2
SATA 7200 RPM HDD
✓
✓
3
500GB
2
SATA 7200 RPM HDD
✓
✓
3
RAID 1 Data Protection:
(includes two matching capacity/speed hard drives)
80GB
2
SATA 10K RPM HDD
✓
✓
250GB
2
SATA 7200 RPM HDD
✓
✓
160GB
2
SATA 7200 RPM HDD
✓
✓
80GB
2
SATA 7200 RPM HDD
✓
✓
DrivEs anD rEMovabLE storagE
1
This only pertains to drives physically contained within the chassis and does not refer to HDDs attached via eSATA (including port multiplier), USB or optional 1394.
2
For hard drives, GB means 1 billion bytes and TB equals 1 trillion bytes; actual capacity varies with preloaded material and operating environment and will be less.
3
RAID 1 in DT chassis restricted to Western Digital and Samsung HDDs.
* Card length can be longer than standard Half-Length Card but cannot be a Full-Length Card.