Simple Power Supply Quesion

BigJelly

Golden Member
Mar 7, 2002
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This is a simple power supply question:

Can a 300W power supply handle 2 CDROM drives, and 4 hard drives (7200 RPM)?
If not can a 300W power supply handle 2 CDROM drives, and 3 hard drives (7200 RPM)?
 

Ilmater

Diamond Member
Jun 13, 2002
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You really need to state your other hardware, but assuming that you're not running too many fans and that you're not overclocking, 300W should be OK.
 

boi

Golden Member
Apr 12, 2002
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It should be ok as long it isn't a generic power supply. Those things blow up under heavy load.
 

QTPie

Golden Member
Dec 30, 2001
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I have a generic 300W Enermax PS (comes with the Enermax case). It powers 1 FDD, 1 Super Dish LS-120, 1 SCSI 2GB Jaz Drive, 2 CD Drives and 4 HDDs (1 SCSI, 1 IDE, and 2 others IDE in RAID-1) . Supposedly, it's too much for the PS to handle, but I've been running it for more than 2 yrs without any problem (1.2GHz Athlon T-bird).

Many times the drives had run almost full load i.e. I burned some stuff (both CD Drives were running) while I listened to music from RAID-1 drives (both of them must run at then same time) and surfed the net (SCSI drive is in use), or I moved data from other IDE drive to RAID-1 drives. NO PROBLEM SO FAR.
 

moronNZ

Member
Jun 7, 2001
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I think you need to look up your power supply spec and see if current from +5V/+12V can meet total +5V/+12V currents from all of your devices.
Correct me if I am wrong
 

BigFatCow

Diamond Member
Aug 11, 2001
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I used to have a generic 250watt PSU with 5 hds hooked up to it, dual celeron 400's, and 1 cdrom drive. but i upgraded it to a generic 300 watt PSU and now have the 5hds and 1 cdrom with a k7s5a and xp1600+.

those comps are completely stable.