PQI PC4000 Turbo Memory

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Testing and Benchmarks Cont:

Here’s the results of all the benchmarks for each of the FSB levels attained. As you’ll beable to see with my test system, there is a point of deminishing returns when it come to dropping the CPU multiplier to attain a higher FSB. After I had to drop the multiplier to 9, I never did catch up to the scores I had with the multiplier set at 10. But the memory was more than capable of going farther.

Sandra 2005

FSB

memory bandwidth

Int Buffered iSSE2

memory bandwidth

Float Buffered iSSE2

10×200

2-2-2-5

5670

5594

10×250

2,5-3-3-7

7037

6931

10×260

2,5-3-3-7

7320

7221

9×270

2,5-3-3-7

7167

7036

Sandra showed the bandwidth falling off after the multiplier drop, but the ram was still going up in FSB.

Everest 1.51.195

FSB

memory read

memory write

memory latency

(ns)

10×200

2-2-2-5

5875

2021

45.0

10×250

2,5-3-3-7

7139

2444

40.5

10×260

2,5-3-3-7

7492

2678

39.6

9×270

2,5-3-3-7

7568

2563

38.2

Everest showed the band width coming back faster than Sandra, but still wasn’t totally there by the time the system maxed out.

PC Mark 2004

FSB PC Marks

10×200

2-2-2-5

4199

10×250

2,5-3-3-7

5122

10×260

2,5-3-3-7

5297

9×270

2,5-3-3-7

4979

With PC Mark the trend follows the other benchmarks.

3d Mark 2001 SE

FSB 3D Marks

10×200

2-2-2-5

20525

10×250

2,5-3-3-7

22870

10×260

2,5-3-3-7

23228

9×270

2,5-3-3-7

23017

3D Mark has just about caught back up, If I had been able to get one more increase, I would have been able to beat the old high mark.

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