4brute-johnbs-p5 (that's the prefix-matching one) + john 1.7.2 (Bitslice DES assembly code for x86-64 making use of the 64-bit mode extended SSE2 with 16 XMM registers has been added for better performance at DES-based crypt(3) hashes with x86-64 builds on AMD processors.) = 1211kcps on my 1.6GHz machine :)