SHORT L3 cache bandwidth in MBytes/s EVENTSET FIXC1 ACTUAL_CPU_CLOCK FIXC2 MAX_CPU_CLOCK PMC0 RETIRED_INSTRUCTIONS PMC1 CPU_CLOCKS_UNHALTED CPMC0 L3_ACCESS CPMC1 L3_MISS METRICS Runtime (RDTSC) [s] time Runtime unhalted [s] FIXC1*inverseClock Clock [MHz] 1.E-06*(FIXC1/FIXC2)/inverseClock CPI PMC1/PMC0 L3 access bandwidth [MBytes/s] 1.0E-06*CPMC0*64.0/time L3 access data volume [GBytes] 1.0E-09*CPMC0*64.0 L3 access rate [%] (CPMC0/PMC0)*100.0 L3 miss rate [%] (CPMC1/PMC0)*100.0 L3 miss ratio [%] (CPMC1/CPMC0)*100.0 LONG Formulas: L3 access bandwidth [MBytes/s] = 1.0E-06*L3_ACCESS*64.0/time L3 access data volume [GBytes] = 1.0E-09*L3_ACCESS*64.0 L3 access rate [%] = (L3_ACCESS/RETIRED_INSTRUCTIONS)*100 L3 miss rate [%] = (L3_MISS/RETIRED_INSTRUCTIONS)*100 L3 miss ratio [%]= (L3_MISS/L3_ACCESS)*100 - Profiling group to measure L3 cache bandwidth. There is no way to measure the store traffic between L2 and L3. The only two published L3 events are L3_ACCESS and L3_MISS.