DDR2 RAM
Without high-frequency ram you won't be able to overclock your intel core2 or socket AM2 athlon 64 CPU far. As this labs test shows, you don't need to spend a fortune on DDR2 RA to achieve great results.
Patriot PDC22G8000 XBLK

| Manufacturer: | Price: |
| Patriot Memory | £351.6 inc VAT (2 x 1GB) |
| Reviewer: | Review Date: |
| James Gorbold | Oct 2006 |
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| Speed | 16/20 | 80% |
| Maximum Frequency | 39/45 | 89% |
| Value | 18/35 | 51% |
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Verdict: Fast and overclockable, but way too expensive
Patriot has almost become a dirty word among the politically correct fraternity, which is partly due to George W Bush's scary Patriot Act, and partly due to 'The Patriot', Mel Gibson's appalling 'historical' movie.
Fortunately, this Patriot memory is more palatable that the two aforementioned Patriot-related products, as it's fast and overclockable. The PDC22G8000 XBLK is rated as PC2-8000, so it's guaranteed to run at up to 1GHz at 4 - 4 - 4 - 12 timings. Patriot states that the PDC22G8000 XBLK requires 2.2V to operate.
We had to test the PDC22G8000 XBLK at 889MHz in our Core 2 test system, and 800MHz in our Athlon 64 test system, as these are the highest speeds possible at the stock CPU frequencies. Even so, thanks to its respectable latency timings and high bandwidth, the PDC22G8000 XBLK performed well in our Core 2 and Athlon 64 test systems.
By increasing its voltage to 2.45V, we were able to overclock the PDC22G8000 XBLK to 1,050MHz. We then lowered the timings to 6 - 6 - 6 - 18, and managed to overclock it to 1.14GHz, making it one of the highest overclocking kits.
The PDC22G8000 XBLK is fast at its guaranteed settings, and has a reasonable amount of overclocking potential if you up the voltage and latency timings. Unfortunately, at £351.60, it's simply too expensive.