Redsharc: A Programming Model and On-Chip Network for Multi-Core Systems on a Programmable Chip

Table 4

Performance of one to eight BLAST cores running in a PowerPC 440 Redsharc system. 100 MHz SSN, BSN, and BLAST Kernel Clocks.

Cores	Load queries	Speedup	BLAST exec.	Speedup	Read results	Speedup	Total time	Total speedup
1	1643.94𝜇s	1x	9013.1𝜇s	1x	49.49𝜇s	1x	10706.53𝜇s	1x
2	1641.16𝜇s	1x	4512.16𝜇s	2x	41.74𝜇s	1.19x	6195.06𝜇s	1.73x
4	1639.78𝜇s	1x	2265.38𝜇s	3.98x	38.73𝜇s	1.28x	3943.90𝜇s	2.71x
8	1638.65𝜇s	1x	1134.11𝜇s	7.95x	36.4𝜇s	1.36x	2809.16𝜇s	3.81x