AMD Ryzen 9 7900 vs AMD Ryzen 9 7950X

Comparative analysis of AMD Ryzen 9 7900 and AMD Ryzen 9 7950X processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), 3DMark Fire Strike - Physics Score.

 

Differences

Reasons to consider the AMD Ryzen 9 7900

  • 2.6x lower typical power consumption: 65 Watt vs 170 Watt
Thermal Design Power (TDP) 65 Watt vs 170 Watt

Reasons to consider the AMD Ryzen 9 7950X

  • 4 more cores, run more applications at once: 16 vs 12
  • 8 more threads: 32 vs 24
  • Around 6% higher clock speed: 5.7 GHz vs 5.4 GHz
  • Around 5% higher maximum core temperature: 100 °C vs 95 °C
  • Around 33% more L1 cache; more data can be stored in the L1 cache for quick access later
  • Around 33% more L2 cache; more data can be stored in the L2 cache for quick access later
  • Around 3% better performance in PassMark - Single thread mark: 4276 vs 4147
  • Around 28% better performance in PassMark - CPU mark: 62703 vs 48817
  • Around 42% better performance in 3DMark Fire Strike - Physics Score: 15782 vs 11106
Specifications (specs)
Number of cores 16 vs 12
Number of threads 32 vs 24
Maximum frequency 5.7 GHz vs 5.4 GHz
Maximum core temperature 100 °C vs 95 °C
L1 cache 1 MB vs 768 KB
L2 cache 16 MB vs 12 MB
Benchmarks
PassMark - Single thread mark 4276 vs 4147
PassMark - CPU mark 62703 vs 48817
3DMark Fire Strike - Physics Score 15782 vs 11106

Compare benchmarks

CPU 1: AMD Ryzen 9 7900
CPU 2: AMD Ryzen 9 7950X

PassMark - Single thread mark
CPU 1
CPU 2
4147
4276
PassMark - CPU mark
CPU 1
CPU 2
48817
62703
3DMark Fire Strike - Physics Score
CPU 1
CPU 2
11106
15782
Name AMD Ryzen 9 7900 AMD Ryzen 9 7950X
PassMark - Single thread mark 4147 4276
PassMark - CPU mark 48817 62703
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 97.64
CompuBench 1.5 Desktop - T-Rex (Frames/s) 4.623
CompuBench 1.5 Desktop - Video Composition (Frames/s) 31.051
3DMark Fire Strike - Physics Score 11106 15782

Compare specifications (specs)

AMD Ryzen 9 7900 AMD Ryzen 9 7950X

Essentials

Architecture codename Zen 4 Zen 4
Launch date 14 Jan 2023 4 Jan 2023
Launch price (MSRP) $429 $699
OPN Tray 100-000000590 100-000000514
Place in performance rating 17 42
Vertical segment Desktop Desktop

Performance

Base frequency 3.7 GHz 4.5 GHz
Die size 71 mm² 70 mm²
L1 cache 768 KB 1 MB
L2 cache 12 MB 16 MB
L3 cache 64 MB 64 MB
Manufacturing process technology 5 nm 5 nm
Maximum case temperature (TCase) 47 °C 47 °C
Maximum core temperature 95 °C 100 °C
Maximum frequency 5.4 GHz 5.7 GHz
Number of cores 12 16
Number of threads 24 32
Transistor count 13140 million 13140 million
Unlocked

Memory

ECC memory support
Max memory channels 2 2
Supported memory types DDR5-5200 DDR5-5200

Compatibility

Max number of CPUs in a configuration 1 1
Sockets supported AM5 AM5
Thermal Design Power (TDP) 65 Watt 170 Watt

Peripherals

Max number of PCIe lanes 24 24
PCI Express revision 5.0 5.0

Advanced Technologies

Enhanced Virus Protection (EVP)
Fused Multiply-Add 3 (FMA3)
Intel® Advanced Vector Extensions (AVX)
Intel® Advanced Vector Extensions 2 (AVX2)
Intel® AES New Instructions

Virtualization

AMD Virtualization (AMD-V™)