Passive Power Supplies Review: Silverstone and Yesico

Cases & PSU/Power Supplies by piotke @ 2004-11-28

In today?s review we continue our search for the whole grail of complete silence. We have looked at some very efficient CPU coolers in the past, and today we extend our horizon to include another noisy part of every PC: the Power supply.

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Yesico FL-350ATX

This PSU was delivered by our friends at ITC Multimedia

Piotke's Test Setup
CPU AMD Athlon 64 3000+ @ 2.4 Ghz 1.7 Vcore
Mainboard Shuttle AN50R
Cooling Thermalright SLK948 U
Memory 2* 256 MB Corsair PC3500 @ 200 Mhz 2-2-2-5
VideoSapphire Radeon 9800 XT
HDDSeagate Cuda 5 7200.7 120 Gb
Optical Nec 2500 A DVD R

You notice that for the Yesico test setup another motherboard was used, however I connected both PSU’s to this system to verify that the results we got with MBM5 were correct and directly comparable.

  • 350 watt
  • +3.3 V - 20 A
  • +5 V - 30 A
  • +12 V - 16 A
  • +5 VSB - 3 A

    more info

    Test results

    MBM values

    Again we stressed the system to put the power supply under load, all rails remained well within specifications!

    + 3.3 V3.303.363.32
    + 5 V5.125.215.17
    + 12 V12.2012.3312.28

    Multi-meter values

    The multi-meter results confirm that this PSU is rock stable with our test system

    Yesico FL-350ATX+3.3 V+5 V+12 V
    NO PC3.315.1412.15
    PC IDLE3.365.1312.22
    PC LOAD3.375.1412.20

    Connectors and Pictures

    An extra cable for grounding is provided on this PSU. Since this product has been on the market for some time we don’t see support he latest standards.

    Madshrimps (c)
    1* (sleeved)
    Madshrimps (c)
    Madshrimps (c)
    Madshrimps (c)
    No fan headers were present on the PSU
    Madshrimps (c)
    9* HDD and 3* FDD molex
    Madshrimps (c)


    Madshrimps (c) Madshrimps (c) Madshrimps (c) Madshrimps (c) Madshrimps (c)

    Let’s see how good both power supplies handle heat dissipation ->
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