35-260 Vol. 3C
MODEL-SPECIFIC REGISTERS (MSRS)
19:0
Reserved
20
Enable overflow propagation
21
Reserved
22
Enable counting
63:23
Reserved.
395H
917
MSR_UNC_PERF_FIXED_
CTR
Package
Uncore fixed counter
43:0
Current count
63:44
Reserved.
396H
918
MSR_UNC_CBO_CONFIG
Package
Uncore C-Box configuration information (R/O)
3:0
Specifies the number of C-Box units with programmable
counters (including processor cores and processor graphics),
63:4
Reserved.
3B0H
946
MSR_UNC_ARB_PERFCTR0
Package
Uncore Arb unit, performance counter 0
3B1H
947
MSR_UNC_ARB_PERFCTR1
Package
Uncore Arb unit, performance counter 1
3B2H
944
MSR_UNC_ARB_
PERFEVTSEL0
Package
Uncore Arb unit, counter 0 event select MSR
3B3H
945
MSR_UNC_ARB_
PERFEVTSEL1
Package
Uncore Arb unit, counter 1 event select MSR
700H
1792
MSR_UNC_CBO_0_
PERFEVTSEL0
Package
Uncore C-Box 0, counter 0 event select MSR
701H
1793
MSR_UNC_CBO_0_
PERFEVTSEL1
Package
Uncore C-Box 0, counter 1 event select MSR
706H
1798
MSR_UNC_CBO_0_PERFCTR0
Package
Uncore C-Box 0, performance counter 0
707H
1799
MSR_UNC_CBO_0_PERFCTR1
Package
Uncore C-Box 0, performance counter 1
710H
1808
MSR_UNC_CBO_1_
PERFEVTSEL0
Package
Uncore C-Box 1, counter 0 event select MSR
711H
1809
MSR_UNC_CBO_1_
PERFEVTSEL1
Package
Uncore C-Box 1, counter 1 event select MSR
716H
1814
MSR_UNC_CBO_1_PERFCTR0
Package
Uncore C-Box 1, performance counter 0
717H
1815
MSR_UNC_CBO_1_PERFCTR1
Package
Uncore C-Box 1, performance counter 1
720H
1824
MSR_UNC_CBO_2_
PERFEVTSEL0
Package
Uncore C-Box 2, counter 0 event select MSR
721H
1825
MSR_UNC_CBO_2_
PERFEVTSEL1
Package
Uncore C-Box 2, counter 1 event select MSR
726H
1830
MSR_UNC_CBO_2_PERFCTR0
Package
Uncore C-Box 2, performance counter 0
727H
1831
MSR_UNC_CBO_2_PERFCTR1
Package
Uncore C-Box 2, performance counter 1
Table 35-38. Uncore PMU MSRs Supported by 6th Generation Intel® Core™ Processors
Register
Address
Register Name
Scope
Bit Description
Hex
Dec