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Non-Tech : The New Iomega '2000' Discussion Group -- Ignore unavailable to you. Want to Upgrade?


To: Naggrachi who wrote (3228)10/21/1999 9:48:00 PM
From: Philip J. Davis  Read Replies (3) | Respond to of 5023
 
OFF TOPIC

I finally put the finishing touches on my home-built computer. It's pretty radical.

I purchased an Abit BE-6 motherboard and a Pentium3 450 processor, along with 256MB of PC133 HSDRAM and married them to all my old peripherals, all except for my video card, which is a brand new TNT2 Ultra.

I'm currently overclocking it to 600Mhz.

Not bad, considering that I paid $250 (now about $180) for the P3-450 processor, while the P3-600 costs about $600.

In order to achieve this speed, I had to push the front side bus speed to 133MHz and increased the core voltage to 2.3 volts.

What's completely amazing about this is that with my FSB (front side bus) running at 133Mhz, usually there will be one or two peripherals (usually SCSI cards or network interface cards) that cannot run on the PCI bus with the FSB at this speed. The PCI bus runs at FSB/3, or in this case 133/3 = 44Mhz, as opposed to the stock speed of 33Mhz (100/3).

All my peripherals work perfectly, (yes, including Buz) and I have each and every peripheral slot occupied (6 of them!).

As an example of the speed boost, I'm currently running the SETI@home program that analyzes "noise" from outer space to look for signs of intelligent life. The way the program works is that it grabs (via the Internet) about 107 seconds of "noise" gathered by the Arecibo Radio Observatory, processes the data and sends it back to SETI.

With my rig running at 450Mhz, it took about 20 hours to process only one data packet from SETI. At 600Mhz, it took only (!) 10 hours.

In order to compensate for the much higher temperatures on the CPU when overclocking, I purchased an Alpha 125 P3 cooler (about $50) that keeps the CPU at a frosty 30 degrees C ;)

Anyone interested in doing this is free to contact me for advice on doing the same with their rig.

regards,

Lipo