Over at SA,Hans was kind to provide a summary of known Atom and Bobcat ES scores in BOINC benchmark(tests single thread performance in both int and fp):
http://www.semiaccurate.com/forums/s...&postcount=163

For comparison Conroe(Core2 @ 65nm) @ 1.6Ghz gets int ~3290, fp ~1560.Bobcat is,according to BOINC, around 95% of 65nm C2D's perf. in integer and around 85% in fp calculations. When compared to Atom,it's 85% faster in int and 90% faster in fp.