IBM BladeCenter JS21 Express

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Multiuser performance - AIX V5.3
Processor		GHz		L2 cache (MB)		rPerf		SPEC (CPU2000)
								int_ rate		int_ rate_ base		fp_ rate		fp_ rate_ base
2-core PowerePC		2.7		2.0		5.31		38.5		36.6		43.9		40.9
4-core PowerePC		2.5		4.0		8.72		67.5		64.2		58.8		56.1

SPEC and LINPACK performance - AIX V5.3 *
Processor		GHz		L2 cache (MB)		SPEC (CPU2000)								LINPACK
						int		int base		fp		fp_ base		DP		TPP		HPC
1-core PowerPC		2.7		1.0		1,706		1,623		2,259		2,060		--		--		--
2-core PowerPC		2.7		2.0		--		--		--		--		--		--		17,650
1-core PowerPC		2.5		1.0		1,587		1,509		2,119		1,936		--		--		--
4-core PowerPC		2.5		4.0		--		--		--		--		--		--		32,220

SPEC and LINPACK performance - Linux (SLES 9) *
Processor		GHz		L2 cache (MB)		SPEC (CPU2000)								LINPACK
						int		int base		fp		fp_ base		DP		TPP		HPC
2-core PowerPC		2.7		2.0		--		--		--		--		--		--		18,960
4-core PowerPC		2.5		4.0		--		--		--		--		--		--		33,720

* Systems Performance Report

** rPerf (Relative Performance)

The benchmarks and values shown herein were derived using particular, well configured, development-level computer systems. Actual system performance may vary and is dependent upon many factors including system hardware configuration and software design and configuration. Additional information about these benchmarks and associated trademarks.