AMD Ryzen 9 7900X vs AMD Ryzen 9 5950X. Specifications, performance, tests

Comprehensive background on the processors being compared, detailing their series, generation, and targeted market segment.

• Family
  AMD Ryzen 9 AMD Ryzen
• CPU group
  AMD Ryzen 7000 AMD Ryzen 5000
• Segment
  Desktop / Server Desktop / Server
• Generation
  6 4
• Predecessor
  AMD Ryzen 9 5900X AMD Ryzen 9 3950X

Essential parameters including the number of cores, threads, base and turbo frequencies, and cache size. These metrics provide insight into the processor’s speed—higher values generally indicate better performance.

• Core architecture
  normal normal
• Overclocking
  Yes Yes
• Frequency
  4.70 GHz 3.40 GHz

The integrated graphics (iGPU) do not influence the CPU performance significantly; they serve as a substitute for a dedicated graphics card in the absence of one or are utilized in mobile devices.

• GPU name
  AMD Radeon Graphics (Raphael) no iGPU
• GPU frequency
  0.40 GHz --
• GPU (Turbo)
  2.20 GHz No turbo
• Execution units
  2 --
• Shader
  128 --
• Max. GPU Memory
  8 GB --
• Max. displays
  3 --
• Generation
  9 --
• Technology
  5 nm --
• Release date
  Q3/2022 --

This section details the built-in codecs used for encoding and decoding media content, which significantly enhance processing speed and efficiency.

• h265 / HEVC (8 bit)
  Decode / Encode No
• h265 / HEVC (10 bit)
  Decode / Encode No
• h264
  Decode / Encode No
• VP8
  Decode / Encode No
• VP9
  Decode / Encode No
• AV1
  No No
• AVC
  Decode / Encode No
• VC-1
  Decode No
• JPEG
  Decode / Encode No

Overview of the types and quantities of RAM supported by AMD Ryzen 9 5950X and AMD Ryzen 9 7900X. The supported memory frequencies may vary depending on the motherboard configuration.

• Memory type
  DDR5-5200 DDR4-3200
• Max. Memory
  128 GB 128 GB
• Memory channels
  2 (Dual Channel) 2
• ECC
  Yes Yes

Analyze the TDP (Thermal Design Power) requirements of AMD Ryzen 9 7900X and AMD Ryzen 9 5950X to make an informed decision on the appropriate cooling system. Remember that TDP refers to thermal watts, not electrical watts.

• TDP (PL1)
  170 W 105 W
• TDP (PL2)
  230 W 142 W
• Tjunction max.
  95 °C 95 °C

Information on architecture, interfaces, and additional instructions supported by AMD Ryzen 9 7900X and AMD Ryzen 9 5950X, including virtual machine technologies and fabrication processes.

• Technology
  5 nm 7 nm
• Socket
  AM5 (LGA 1718) AM4
• L2-Cache
  12.00 MB 8.00 MB
• L3-Cache
  64.00 MB 64.00 MB
• Architecture
  Raphael (Zen 4) Vermeer (Zen 3)
• Virtualization
  AMD-V, SVM AMD-V, SVM
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
• Release date
  Q4/2022 Q4/2020
• Part Number
  100-100000589WOF --