\page armGrace Nvidia Grace CPU

This page is valid for Nvidia Grace CPU

# Available performance monitors for the Nvidia Grace CPU

- \ref GRACE_PMC "General-purpose counters"

# Counters available for each hardware thread

\anchor GRACE_PMC

## General-purpose counters

Commonly the Nvidia Grace CPU microarchitecture provides 6 general-purpose counters consisting of a config and a counter register.

### Counter and events

Counter name | Event name
--- | ---
PMC0 | *
PMC1 | *
PMC2 | *
PMC3 | *
PMC4 | *
PMC5 | *

### Available Options

Currently no options are available for the general-purpose counters of the Nvidia Grace CPU

# Counters available for one hardware thread per socket

\anchor GRACE_SCF

## NVIDIA Scalable Coherency Fabric (SCF)

The Nvidia Grace CPU microarchitecture one SCF interface per socket which provides 6 general-purpose counters consisting of a config and a counter register and one fixed-purpose counter.

### Counter and events

Counter name | Event name
--- | ---
SCF0 | *
SCF1 | *
SCF2 | *
SCF3 | *
SCF4 | *
SCF5 | *
SCFFIX | CYCLES

### Available Options

Currently no options are available for the NVIDIA Scalable Coherency Fabric (SCF) of the Nvidia Grace CPU

\anchor GRACE_CNV

## NVIDIA (C)NvLink

The Nvidia Grace CPU microarchitecture one (C)NvLink units per socket which provides 6 general-purpose counters consisting of a config and a counter register and one fixed-purpose counter.

### Counter and events

Counter name | Event name
--- | ---
CNV0 | *
CNV1 | *
CNV2 | *
CNV3 | *
CNV4 | *
CNV5 | *
CNVFIX | CYCLES

### Available Options

Currently no options are available for the (C)NvLink units of the Nvidia Grace CPU

\anchor GRACE_NV

## NVIDIA NvLink

The Nvidia Grace CPU microarchitecture up to 2 NvLink units per socket which provides 6 general-purpose counters consisting of a config and a counter register and one fixed-purpose counter.

### Counter and events

Counter name | Event name
--- | ---
NV<0-1>C0 | *
NV<0-1>C1 | *
NV<0-1>C2 | *
NV<0-1>C3 | *
NV<0-1>C4 | *
NV<0-1>C5 | *
NV<0-1>FIX | CYCLES

### Available Options

Currently no options are available for the NvLink units of the Nvidia Grace CPU

\anchor GRACE_PCIE

## PCI Express interface

The Nvidia Grace CPU microarchitecture one PCI Express interface per socket which provides 6 general-purpose counters consisting of a config and a counter register and one fixed-purpose counter.

### Counter and events

Counter name | Event name
--- | ---
PCIE0 | *
PCIE1 | *
PCIE2 | *
PCIE3 | *
PCIE4 | *
PCIE5 | *
PCIEFIX | CYCLES

### Available Options

Currently no options are available for the PCI Express interface of the Nvidia Grace CPU