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---
bookToc: true
title: "GigaByte ThunderX2"
---
# GigaByte ThunderX2
## Linux lscpu
```
Architecture: aarch64
CPU op-mode(s): 64-bit
Byte Order: Little Endian
CPU(s): 56
On-line CPU(s) list: 0-55
Vendor ID: Cavium
Model name: ThunderX2 99xx
Model: 1
Thread(s) per core: 1
Core(s) per socket: 28
Socket(s): 2
Stepping: 0x1
Frequency boost: disabled
CPU max MHz: 2000.0000
CPU min MHz: 1000.0000
BogoMIPS: 400.00
Flags: fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics cpuid asimdrdm
Caches (sum of all):
L1d: 1.8 MiB (56 instances)
L1i: 1.8 MiB (56 instances)
L2: 14 MiB (56 instances)
L3: 64 MiB (2 instances)
NUMA:
NUMA node(s): 2
NUMA node0 CPU(s): 0-27
NUMA node1 CPU(s): 28-55
Vulnerabilities:
Itlb multihit: Not affected
L1tf: Not affected
Mds: Not affected
Meltdown: Not affected
Mmio stale data: Not affected
Retbleed: Not affected
Spec store bypass: Vulnerable
Spectre v1: Mitigation; __user pointer sanitization
Spectre v2: Vulnerable
Srbds: Not affected
Tsx async abort: Not affected
```
## Linux dmidecode
```
# dmidecode 3.3
Getting SMBIOS data from sysfs.
SMBIOS 3.1.1 present.
Table at 0xFE340000.
Handle 0x0000, DMI type 0, 26 bytes
BIOS Information
Vendor: GIGABYTE
Version: F28
Release Date: 12/27/2019
Address: 0xF0000
Runtime Size: 64 kB
ROM Size: 32 MB
Characteristics:
PCI is supported
BIOS is upgradeable
BIOS shadowing is allowed
Boot from CD is supported
Selectable boot is supported
BIOS ROM is socketed
ACPI is supported
BIOS boot specification is supported
Targeted content distribution is supported
UEFI is supported
BIOS Revision: 7.3
Handle 0x0001, DMI type 1, 27 bytes
System Information
Manufacturer: GIGABYTE
Product Name: R181-T90-00
Version: 0100
Serial Number: GIG7P9512A0022
UUID: 00000000-0000-0040-8000-e0d55eae7026
Wake-up Type: Power Switch
SKU Number: SABER SKU
Family: Server
Handle 0x0002, DMI type 2, 15 bytes
Base Board Information
Manufacturer: GIGABYTE
Product Name: MT91-FS1-00
Version: 01000100
Serial Number: IH6P8800035
Asset Tag: 01234567890123456789AB
Features:
Board is a hosting board
Board is replaceable
Location In Chassis: Default string
Chassis Handle: 0x0003
Type: Motherboard
Contained Object Handles: 0
Handle 0x0003, DMI type 3, 22 bytes
Chassis Information
Manufacturer: GIGABYTE
Type: Rack Mount Chassis
Lock: Not Present
Version: 1.0
Serial Number: K61186073100003
Asset Tag: 01234567890123456789AB
Boot-up State: Safe
Power Supply State: Safe
Thermal State: Safe
Security Status: None
OEM Information: 0x00000000
Height: Unspecified
Number Of Power Cords: 1
Contained Elements: 0
SKU Number: Default string
Handle 0x0004, DMI type 10, 6 bytes
On Board Device Information
Type: Unknown
Status: Enabled
Description: Device 1
Handle 0x0005, DMI type 12, 5 bytes
System Configuration Options
Option 1: Default string
Handle 0x0006, DMI type 13, 22 bytes
BIOS Language Information
Language Description Format: Long
Installable Languages: 1
en|US|iso8859-1
Currently Installed Language: en|US|iso8859-1
Handle 0x0007, DMI type 31, 28 bytes
Boot Integrity Services Entry Point
Checksum: Invalid
16-bit Entry Point Address: FFFF:FFFF
32-bit Entry Point Address: 0xFFFFFFFF
Handle 0x0008, DMI type 32, 11 bytes
System Boot Information
Status: No errors detected
Handle 0x0009, DMI type 39, 22 bytes
System Power Supply
Power Unit Group: 1
Location: CHINA
Name: FSP1200-20ERM
Manufacturer: FSP GROUP
Serial Number: WS8011100823
Asset Tag: Default string
Model Part Number: FSP1200-20ERM
Revision: 10
Max Power Capacity: 2648 W
Status: Present, OK
Type: Switching
Input Voltage Range Switching: Auto-switch
Plugged: Yes
Hot Replaceable: No
Handle 0x0010, DMI type 39, 22 bytes
System Power Supply
Power Unit Group: 1
Location: CHINA
Name: FSP1200-20ERM
Manufacturer: FSP GROUP
Serial Number: WS8011100830
Asset Tag: Default string
Model Part Number: FSP1200-20ERM
Revision: 10
Max Power Capacity: 2648 W
Status: Present, OK
Type: Switching
Input Voltage Range Switching: Auto-switch
Plugged: Yes
Hot Replaceable: No
Handle 0x0011, DMI type 41, 11 bytes
Onboard Device
Reference Designation: Device 1
Type: Unknown
Status: Enabled
Type Instance: 1
Bus Address: 0000:00:00.0
Handle 0x0012, DMI type 41, 11 bytes
Onboard Device
Reference Designation: Device 2
Type: Unknown
Status: Enabled
Type Instance: 1
Bus Address: 0000:00:00.0
Handle 0x0013, DMI type 41, 11 bytes
Onboard Device
Reference Designation: Device 3
Type: Unknown
Status: Enabled
Type Instance: 1
Bus Address: 0000:00:00.0
Handle 0x0014, DMI type 41, 11 bytes
Onboard Device
Reference Designation: Device 4
Type: Unknown
Status: Enabled
Type Instance: 1
Bus Address: 0000:00:00.0
Handle 0x0015, DMI type 41, 11 bytes
Onboard Device
Reference Designation: Device 5
Type: Unknown
Status: Enabled
Type Instance: 1
Bus Address: 0000:00:00.0
Handle 0x0016, DMI type 38, 18 bytes
IPMI Device Information
Interface Type: SSIF (SMBus System Interface)
Specification Version: 2.0
I2C Slave Address: 0x10
NV Storage Device: Not Present
Base Address: 0x10 (SMBus)
Handle 0x0017, DMI type 42, 12 bytes
Management Controller Host Interface
Interface Type: OEM
Vendor ID: 0xFF0102FF
Handle 0x0029, DMI type 11, 5 bytes
OEM Strings
String 1: HWID=E38C
String 2: cavium.com
String 3: Saber
Handle 0x002A, DMI type 13, 22 bytes
BIOS Language Information
Language Description Format: Abbreviated
Installable Languages: 1
enUS
Currently Installed Language: enUS
Handle 0x002B, DMI type 4, 48 bytes
Processor Information
Socket Designation: Socket 0
Type: Central Processor
Family: ARM
Manufacturer: Cavium Inc.
ID: F1 0A 1F 43 00 00 00 00
Signature: Implementor 0x43, Variant 0x1, Architecture 15, Part 0x0af, Revision 1
Version: Cavium ThunderX2(R) CPU CN9975 v2.1 @ 2.0GHz
Voltage: 0.8 V
External Clock: 33 MHz
Max Speed: 2500 MHz
Current Speed: 2000 MHz
Status: Populated, Enabled
Upgrade: Other
L1 Cache Handle: 0x002C
L2 Cache Handle: 0x002E
L3 Cache Handle: 0x002F
Serial Number: 000081D4-4003326A
Asset Tag: Not Specified
Part Number: CN9975-2000BG4077-Y21-G
Core Count: 28
Core Enabled: 28
Thread Count: 28
Characteristics:
64-bit capable
Multi-Core
Hardware Thread
Execute Protection
Enhanced Virtualization
Power/Performance Control
```
## Linux dmidecode memory
```
Handle 0x003E, DMI type 16, 23 bytes
Physical Memory Array
Location: System Board Or Motherboard
Use: System Memory
Error Correction Type: Multi-bit ECC
Maximum Capacity: 2 TB
Error Information Handle: Not Provided
Number Of Devices: 12
Handle 0x003F, DMI type 17, 40 bytes
Memory Device
Array Handle: 0x003E
Error Information Handle: Not Provided
Total Width: 72 bits
Data Width: 64 bits
Size: 32 GB
Form Factor: DIMM
Set: None
Locator: DIMM_P0_A0
Bank Locator: N0
Type: DDR4
Type Detail: Registered (Buffered)
Speed: 2400 MT/s
Manufacturer: Micron Technology
Serial Number: 469570327
Asset Tag: Not Specified
Part Number: 36ASF4G72PZ-2G3B1
Rank: 2
Configured Memory Speed: 2400 MT/s
Minimum Voltage: 1.2 V
Maximum Voltage: 1.2 V
Configured Voltage: 1.2 V
Handle 0x0040, DMI type 17, 40 bytes
Memory Device
Array Handle: 0x003E
Error Information Handle: Not Provided
Total Width: 72 bits
Data Width: 64 bits
Size: 32 GB
Form Factor: DIMM
Set: None
Locator: DIMM_P0_B0
Bank Locator: N0
Type: DDR4
Type Detail: Registered (Buffered)
Speed: 2400 MT/s
Manufacturer: Micron Technology
Serial Number: 469570172
Asset Tag: Not Specified
Part Number: 36ASF4G72PZ-2G3B1
Rank: 2
Configured Memory Speed: 2400 MT/s
Minimum Voltage: 1.2 V
Maximum Voltage: 1.2 V
Configured Voltage: 1.2 V
Handle 0x0050, DMI type 16, 23 bytes
Physical Memory Array
Location: System Board Or Motherboard
Use: System Memory
Error Correction Type: Multi-bit ECC
Maximum Capacity: 2 TB
Error Information Handle: Not Provided
Number Of Devices: 12
Handle 0x0051, DMI type 17, 40 bytes
Memory Device
Array Handle: 0x0050
Error Information Handle: Not Provided
Total Width: 72 bits
Data Width: 64 bits
Size: 32 GB
Form Factor: DIMM
Set: None
Locator: DIMM_P1_I0
Bank Locator: N1
Type: DDR4
Type Detail: Registered (Buffered)
Speed: 2400 MT/s
Manufacturer: Micron Technology
Serial Number: 469567519
Asset Tag: Not Specified
Part Number: 36ASF4G72PZ-2G3B1
Rank: 2
Configured Memory Speed: 2400 MT/s
Minimum Voltage: 1.2 V
Maximum Voltage: 1.2 V
Configured Voltage: 1.2 V
Handle 0x0052, DMI type 17, 40 bytes
Memory Device
Array Handle: 0x0050
Error Information Handle: Not Provided
Total Width: 72 bits
Data Width: 64 bits
Size: 32 GB
Form Factor: DIMM
Set: None
Locator: DIMM_P1_J0
Bank Locator: N1
Type: DDR4
Type Detail: Registered (Buffered)
Speed: 2400 MT/s
Manufacturer: Micron Technology
Serial Number: 469567696
Asset Tag: Not Specified
Part Number: 36ASF4G72PZ-2G3B1
Rank: 2
Configured Memory Speed: 2400 MT/s
Minimum Voltage: 1.2 V
Maximum Voltage: 1.2 V
Configured Voltage: 1.2 V
```
## Linux cmdline
```
BOOT_IMAGE=/boot/vmlinuz-5.4.0-65-generic root=UUID=7d1d0e77-4df0-43df-9619-a99db29ffb83 ro audit=0 intel_iommu=on isolcpus=1-27,29-55 nmi_watchdog=0 nohz_full=1-27,29-55 nosoftlockup processor.max_cstate=1 rcu_nocbs=1-27,29-55 console=ttyAMA0,115200n8 quiet
```
|
