AMD Ryzen 9 7900 specifications and performance

AMD Ryzen 9 7900 is a 12 cores and 24 threads CPU processor produced by AMD. AMD Ryzen 9 7900 was released on 2023-01-10, the fabrication process is 5nm (nanometer), the CPU codename is Zen 4 (Raphael), the instruction set architecture is x86-64, and the CPU's integrated graphics (iGPU) is Radeon Graphics (Ryzen 7000).

Basic Information

Vendor / Supplier AMD
Short name r9 7900
Release date 2023-01-10
CPU code name Zen 4 (Raphael)
Fabrication process 5nm (nanometer)
Instruction set architecture x86-64
Market Desktop
Integrated Graphics (iGPU) Radeon Graphics (Ryzen 7000)

CPU core specifications

Total number of cores 12 cores
Total number of threads 24 threads
Number of performance cores 12 cores
Number of performance core threads 24 threads
Performance core base frequency / main frequency 3.7GHz
Performance core maximum turbo frequency 5.4GHz
Number of energy efficiency cores
Number of energy-efficient core threads
Energy efficiency core basic frequency / main frequency
Energy efficiency core maximum turbo frequency

CPU cache and frequency

Bus frequency 100MHz
L1 Cache 64 KB
L2 Cache 1 MB
L3 Cache 64 MB
Unlock multiplier Yes

Memory specifications

Maximum supported memory 128GB
Memory frequency support
  • - DDR5-5200MHz
Maximum number of memory channels 2
Maximum memory bandwidth
ECC support Yes

Package specifications

CPU Socket AM5
Default thermal design power / TDP PL1 65W
Maximum Turbo Power Consumption / TDP PL2 142W
Maximum temperature 95°C
PCIe interface PCIe 5.0
PCIe lane count 28

Integrated Graphics specifications

Integrated Graphics (iGPU) Radeon Graphics (Ryzen 7000)
Base frequency 1500MHz
Maximum acceleration frequency 2200MHz
Number of execution units 2
Stream Processors / Shading Units 448
Texture Units / TMUs 8
Raster Operations Units / ROPs 4
Total Graphics Power / TGP 15W
FP32 computing performance

Cinebench R23 performance test

Single core performance score
Multi-core performance score

PassMark performance test

Single core performance score
Multi-core performance score
Integer math 167 GOps/sec
Floating point math 99 GOps/sec
Find prime numbers 381 Million Primes/sec (Millions find prime numbers per second)
Random string sorting 68.4 Million Strings/sec (Millions random string sorting per second)
Data encryption 35.3 GBytes/sec (Gigabits per second)
Data compression 586.6 MBytes/sec (megabits per second)
Physics simulation 3092 Frames/sec (FPS)
Extended instruction test 42.8 Billion Matrices/sec (Billions matrix operations per second)

GeekBench v6 performance test

Single core performance
Multi-core performance
File compression 1700 MB/sec (megabits per second)
clang compilation 153.5 Klines/sec (thousands lines per second)
HTML5 browsing 339.6 pages/sec (pages per second)
PDF rendering 481.3 Mpixels/sec (megapixels per second)
Text processing 306.8 pages/sec (pages per second)
Background blur 69.3 images/sec (images per second)
Photo processing 118.5 images/sec (images per second)
Ray tracing 32.9 Mpixels/sec (megapixels per second)