Installation:
Installing or replacing a power supply is
fairly simple... It's basically the same process as the last time I reviewed a
power supply:
- Unplug
- Unscrew
- Out with the Old
- In with the New
- Screw
- Plug
- Go
Very, very easy! Total installation time about 35 minutes
(if you take the time to route and tie wires correctly). Okay, we know it's
easy to install, but how good does it perform?
Performance:
I'm impressed with how it performed for me. This is a
difficult area, too. Since I don't have an oscilloscope to measure the
consistent power under load and at idle. But, I didn't notice any audible fan
slow down under high disk access load or any other operations that cause
immediate draws of power from the supply. Here's the system it's powering:
|
Component |
Brand/Speed/Type |
Supplied By |
|
CPU |
Intel Pentium 3 700e @ 994 |
Proton
Computers |
|
Peltier |
72w Leufkens P3125 Peltier Kit
|
Leufken Technologies |
|
Heatsink |
Alpha P3-125 |
Proton
Computers |
|
Heatsink Fans |
Dual Delta "Black Label" 38CFM HO 60mm |
Cooler Guys |
|
Thermal Compound |
Arctic Silver
Small Contact Area |
CoolingStore
|
|
Motherboard |
Asus P3V4X |
Asus |
|
Memory |
594megs Kingmax TinyBGA PC133 CAS3
|
Kingmax |
|
Video Card |
Elsa Gladiac Geforce2 GTS 32meg
5.32 Nvidia Detonators |
Elsa |
|
Hard Disk 1 |
Western Digital Expert 27.3gig UDMA 66 7200rpm
|
Western Digital |
|
Hard Disk 2 |
IBM DJNA 13.5gig UDMA 66 7200rpm |
IBM |
|
CDROM 1 |
HP 9100i CDRW |
Hewlett Packard |
|
CDROM 2 |
Creative Labs 6x DVD |
Creative Labs |
|
Additional Fans and Cooling
|
(1) YS Tech 120mm
(2) Sunon 92mm
(2) Sunon 80mm
(1) US Toyo 92mm
(2) Baycooler 2
(1) Slot Cooler |
Nerdsbyte and
Coolerguys |
I thought that the added fan would add some additional
noise. I was wrong. I guess they didn't put "Ultra Cool" in the name for no
reason... It's very quiet. The additional fan not only keeps the power supply
cooler, the increased exhaust airflow also decreased my ambient case temp.
|
Scenario |
Ambient Room Temp |
Ambient Case Temp
|
|
Without
the Enermax 450w Power Supply Installed
|
27.5º C
81.5º F |
29.8º C
85.5º F |
|
With
the Enermax 450w Power Supply Installed
|
27.5º C
81.5º F |
28.3º C
82.9º F |
Here's a somewhat crude graphic showing the basic airflow
concept.

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