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Old 2008-03-26, 20:50   #21
em99010pepe
 
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Sep 2004

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What about CPU timings?

With a quad-core overclocked to 2.968 GHz:

Code:
27*2^100000-1 is not prime.  LLR Res64: B033EEE9274FF1F1  Time : 7.786 sec.
29*2^100000-1 is not prime.  LLR Res64: 7DF93B2FC5EF6077  Time : 7.785 sec.
27*2^100012-1 is not prime.  LLR Res64: 69F091E95935EE0E  Time : 7.797 sec.
27*2^100013-1 is not prime.  LLR Res64: CDAAE5C5F00C6FF5  Time : 7.794 sec.
31*2^100019-1 is not prime.  LLR Res64: 418D2ADE4901D642  Time : 7.807 sec.
31*2^100039-1 is not prime.  LLR Res64: FB1F60CAE7646CB3  Time : 7.779 sec.
31*2^100061-1 is not prime.  LLR Res64: 780E5645B0395BA2  Time : 7.779 sec.
31*2^100129-1 is not prime.  LLR Res64: CD3F553F0B3B61B4  Time : 7.808 sec.
27*2^100133-1 is not prime.  LLR Res64: 0E506AE171784315  Time : 7.847 sec.
27*2^259952-1 is not prime.  LLR Res64: A1E5B8F7FD1C606A  Time : 52.654 sec.
27*2^259973-1 is not prime.  LLR Res64: 5036B0FD0DFDBE74  Time : 52.588 sec.
31*2^259975-1 is not prime.  LLR Res64: D6A76B5B89DA91F8  Time : 52.493 sec.
27*2^260000-1 is not prime.  LLR Res64: B5D601E69D7F123F  Time : 52.633 sec.
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