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Review: HEXUS PSU (Power Supply Unit) Roundup - Taoyuan 2005

by Ryszard Sommefeldt on 23 September 2005, 00:00

Tags: Aopen, Enermax (8093.TWO), Zalman (090120.KQ), Akasa, Thermaltake (3540.TWO), OCZ (NASDAQ:OCZ), Tagan, SilverstoneTek, FSP Group (TPE:3015), Hiper, ETASIS

Quick Link: HEXUS.net/qabkp

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FSP Group FSP650-80GLN & Akasa AK-P650FF BK

FSP Group FSP650-80GLN

Passed!
Retail Name (if known)FSP Group 650W
Rated Output Power650W
SpecificationATX 2.0
Power SwitchYes
Input Voltage110-240V, 50-60Hz
Fan(s)120mm
Cable runs24-pin EATX with split
P4
2 x 4-pin Molex, 1 floppy
2 x SATA
2 x 4-pin Molex
2 x 4-pin Molex
PEG
Max currents+3.3V = 36A
+12V = 19A + 19A
+5V = 30A
Combined power for +3.3V and +5V155W
Passed certification checksNo

The FSP650-80GLN was an engineering sample given to us by FSP to see what we thought of the performance and configuration as they pondered how to bring the brand new 650W internals to market. So bearing in mind that the connector runs aren't finalised yet, the tested performance is what impressed the most. Making 650W at 83% efficiency is outstanding and with nearly 40W available on the split +12V rails for high-end systems, I wouldn't complain if the internals showed up in an attractive chassis with dual PEG connectors, 24-pin EATX and lots of Molex and SATA.

That's likely the configuration FSP will use if it makes it to retail. Until then, the 650W internals are an OEM customer deal only.

Recommended system: Unavailable.

Akasa AK-P650FF BK

Passed!
Retail Name (if known)Akasa PowerPlus 650W
Rated Output Power650W
SpecificationATX 2.0
Power SwitchYes
Input Voltage110-240V, 50-60Hz
Fan(s)80mm (Sanyo Denki)
Cable runs24-pin EATX with split
EPS
2 x PEG
2 x SATA
2 x SATA
3 x 4-pin Molex, 1 floppy
3 x 4-pin Molex, 1 floppy
3 x 4-pin Molex
Max currents+3.3V = 33A
+12V = 13A + 18A + 16A + 8A
+5V = 24A
Combined power for +3.3V and +5V170W
Passed certification checksYes (CE, Taiwan, EMC Directive. CB, Taiwan, EN 60950)

The Akasa AK-P650FF BK was an engineering sample provided by Akasa themselves, but here's hoping it comes to market in the same state it was tested in. For a system today, there's nothing else you could ask for from the supply. Absolutely rock solid +12V and +5V, a whopping 47A peak available from the four split +12V rails and a very high quality Sanyo Denki exhaust fan cooling internals placed inside a gorgeous looking chassis.

650W was a piece of cake, efficiency was higher than average and the heat output was tolerable even under heavy load. With two PEG connectors and braided cable covers everywhere it's close to the perfect high-end power supply.

Recommended system: Mid-range to high-end desktop systems based around P4 (including high-speed Prescott), AMD Athlon Socket A and AMD Athlon 64 and Sempron on Socket 754 and Socket 939.