
According to the ARS Technica article, the rumored specs are as follows: "A single dual-threaded IBM 'custom' PowerPC 2.5GHz CPU, with 256 KB L1 cache and 1MB of L2 cache (L3 cache is rumored)." The ATI GPU solution "is rumored to consist of a RN520 600MHz core, backed with 256MB of RAM and '32 parallel floating-point dynamically scheduled shader pipelines.'" Finally, the Revolution will, "come with a Physical processing chip (PPU) with 32MB of dedicated RAM, and the CPU will "be saddled up next to 512MB of system RAM."
And that's all I have for you.