Power supply Tags: Power Supplies Fan Components Last response: October 21, 2010 9:04 AM in Components Share bernie_11 October 20, 2010 7:50:27 PM Hello, my old power supp;y has fan in back, the new one has fan on side facing the cpu does it make a differencecan i use this one or send it back for one that blows out te back. More about : power supply JohnnyLucky a c 248 ) Power supply October 20, 2010 8:21:45 PM It usually does not matter where the fan is located in a power supply. Modern atx power supplies exhaust air out the back of a pc case. In your case warm air should be exhausted through the perforated mesh on the back of the psu. jsc a c 144 ) Power supply October 21, 2010 9:04:16 AM bernie, the current trend is toward side mounted fans, because you can use a larger fan. A larger fan, moving the same amount of air as a smaller fan, rotates more slowly, making it more quiet. As Johnny said, regardless of rotation, the fan will exhaust air out the back of the PSU. Can't find your answer ? Ask ! Publish Related resources: ForumRadeon HD 5770 power supply question ForumPower supply fan has become really noisy ForumBest power supply and case combo ForumComputer won\'t turn on. Power supply is okay. Is the motherboard bad? Forum[SOLVED] New power supply , but the computer will not start. ForumQuietest, Reliable Power Supply - Help Forum500w replacement power supply for hp pavillon a6554f ForumDell Precision 490 power supply > 750W ForumWhat Power Supply should I get? ForumPower supply or I/O switch? ForumPower Supply Question. ForumPower supply wattage ForumPower Supply Giving Power to Motherboard But Fan Power Supply Fan is Not Powerin ForumDell Precision 490 power supply > 750W ForumPOWER SUPPLY REPLACEMENT Forum7970 Power Supply ForumDo I have a faulty power supply ? Kernel Power Event ID 41 error ForumBehringer MX1602 Mixer - Power Supply ForumPower Supply Recommendation Needed ForumWhere can I find a good mechanical keyboard? More resources Read discussions in other Components categories Power supplies Sound cards NICs Akasa Antec Cooler Master Cougar DeepCool Enermax !