David Warde-Farley a écrit : > On 21-Sep-09, at 10:53 AM, David Cournapeau wrote: > >> Concerning the hardware, I have just bought a core i7 (the cheapest >> model is ~ 200$ now, with 4 cores and 8 Mb of shared cache), and the >> thing flies for floating point computation. My last computer was a >> pentium 4 so I don't have a lot of reference, but you can compute ~ >> 300e6 exp (assuming a contiguous array), and ATLAS 3.8.3 built on it >> is extremely fast - using the threaded version, the asymptotic peak >> performances are quite impressive. It takes for example 14s to inverse >> a 5000x5000 matrix of double. > > I thought you had a Macbook too? > > The Core i5 750 seems like a good buy right now as well. A bit > cheaper, 4 cores and 8Mb of shared cache though at a slightly lower > clock speed. > > David
How about the Core i7 975 (Extreme)? http://www.intel.com/performance/desktop/extreme.htm I am wondering if it is worth the extra money. Best, Romain _______________________________________________ NumPy-Discussion mailing list NumPy-Discussion@scipy.org http://mail.scipy.org/mailman/listinfo/numpy-discussion
