INSPECT

Intra Node Stencil Performance Evaluation Collection

Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz

General

model type Intel Xeon SandyBridge EN/EP processor
model name Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
micro-architecture  
micro-architecture modeler  
cores per socket 8
cores per NUMA domain 8
cacheline size 64 B
clock 2.7 GHz
NUMA domains per socket 1

This machine file was generated for kerncraft version 0.8.6.dev0.

Compiler Flags

icc -O3 -xAVX -fno-alias -qopenmp -ffreestanding -nolib-inline
clang -O3 -march=corei7-avx -mtune=corei7-avx -D_POSIX_C_SOURCE=200809L -fopenmp -ffreestanding
gcc -O3 -march=corei7-avx -D_POSIX_C_SOURCE=200809L -fopenmp -lm -ffreestanding

Flops per Cycle

  ADD MUL FMA total
Single Precission 8 8   16
Double Precission 4 4   8

Memory Hierarchy

L1

groups 16
cores per group 1
threads per group 2
transfers overlap false

Cache Per Group

sets 64
ways 8
cl_size 64
replacement_policy LRU
write_allocate true
write_back true
load_from L2
store_to L2

Performance Counter Metrics

accesses MEM_UOPS_RETIRED_LOADS:PMC[0-3] + MEM_UOPS_RETIRED_STORES:PMC[0-3]
misses L1D_REPLACEMENT:PMC[0-3]
evicts L1D_M_EVICT:PMC[0-3]

L2

groups 16
cores per group 1
threads per group 2
transfers overlap false

Cache Per Group

sets 512
ways 8
cl_size 64
replacement_policy LRU
write_allocate true
write_back true
load_from L3
store_to L3

Performance Counter Metrics

accesses L1D_REPLACEMENT:PMC[0-3] + L1D_M_EVICT:PMC[0-3]
misses L2_LINES_IN_ALL:PMC[0-3]
evicts L2_TRANS_L2_WB:PMC[0-3]

L3

groups 2
cores per group 8
threads per group 16
transfers overlap false

Cache Per Group

sets 20480
ways 16
cl_size 64
replacement_policy LRU
write_allocate true
write_back true

Performance Counter Metrics

accesses L2_LINES_IN_ALL:PMC[0-3] + L2_TRANS_L2_WB:PMC[0-3]
misses (CAS_COUNT_RD:MBOX0C[01] + CAS_COUNT_RD:MBOX1C[01] + CAS_COUNT_RD:MBOX2C[01] + CAS_COUNT_RD:MBOX3C[01])
evicts (CAS_COUNT_WR:MBOX0C[01] + CAS_COUNT_WR:MBOX1C[01] + CAS_COUNT_WR:MBOX2C[01] + CAS_COUNT_WR:MBOX3C[01])

MEM

cores per group 8
threads per group 16
transfers overlap false

Overlapping Model

Ports:

IACA00DV12345, OSACA00DV12345, LLVM-MCASBDividerSBFPDividerSBPort0SBPort1SBPort23SBPort4SBPort5

Performance Counter Metric

Max(UOPS_DISPATCHED_PORT_PORT_0:PMC[0-3], UOPS_DISPATCHED_PORT_PORT_1:PMC[0-3], UOPS_DISPATCHED_PORT_PORT_4:PMC[0-3], UOPS_DISPATCHED_PORT_PORT_5:PMC[0-3])

Non-Overlapping Model

Ports:

IACA2D3D, OSACA2D3D, LLVM-MCASBPort23

Performance Counter Metric

T_nOL + T_L1L2 + T_L2L3 + T_L3MEM

Benchmarks

Kernels

copy

FLOPs per iteration 0
read streams 1 Streams with 8.00 B
write streams 1 Streams with 8.00 B
read+write streams 0 Streams with 0.00 B

daxpy

FLOPs per iteration 2
read streams 2 Streams with 16.00 B
write streams 1 Streams with 8.00 B
read+write streams 1 Streams with 8.00 B

load

FLOPs per iteration 0
read streams 1 Streams with 8.00 B
write streams 0 Streams with 0.00 B
read+write streams 0 Streams with 0.00 B

triad

FLOPs per iteration 2
read streams 3 Streams with 24.00 B
write streams 1 Streams with 8.00 B
read+write streams 0 Streams with 0.00 B

update

FLOPs per iteration 0
read streams 1 Streams with 8.00 B
write streams 1 Streams with 8.00 B
read+write streams 1 Streams with 8.00 B