although the SPARC CPU may have been marginalized in recent years, it hasn't surrendered, and may in fact be making a comeback
-- Paul Venezia, InfoWorld
Sun SPARC Enterprise T5120 Server Runs the Gauntlet InfoWorld Finds It a Prime Candidate for Virtualization
The Sun SPARC Enterprise T5120 server was put to the test by InfoWorld's Paul Venezia, who attributes the performance of this server to the UltraSPARC T2 processor, a single CPU running four, six or eight cores. Among the improvements in the UltraSPARC T2 are increased bandwidth to mainline I/O, decreased latency, core-specific memory controllers, FPU, cryptographic accelerator, and 4MB L2 cache, plus x8 PCle and two 10G Ethernet controllers, all of which reside on a single CPU die.
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