AMD Ryzen 7 5800X3D vs AMD EPYC 7773X. Specifications, performance, tests

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

• Family
  AMD Ryzen AMD EPYC
• CPU group
  AMD Ryzen 5000 AMD EPYC 7003
• Segment
  Desktop / Server Desktop / Server
• Generation
  4 3

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.

• CPU Cores / Threads
  8 / 16 64 / 128
• Core architecture
  normal normal
• Frequency
  3.40 GHz 2.20 GHz
• Overclocking
  Yes No

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
  no iGPU no iGPU
• GPU (Turbo)
  No turbo No turbo

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

Overview of the types and quantities of RAM supported by AMD EPYC 7773X and AMD Ryzen 7 5800X3D. The supported memory frequencies may vary depending on the motherboard configuration.

• Memory type
  DDR4-3200 DDR4-3200
• Max. Memory
  128 GB 4096 GB
• Memory channels
  2 8 (Octa Channel)
• ECC
  Yes Yes
• PCIe
  4.0 x 20 4.0 x 128
• AES-NI
  Yes Yes

Analyze the TDP (Thermal Design Power) requirements of AMD Ryzen 7 5800X3D and AMD EPYC 7773X to make an informed decision on the appropriate cooling system. Remember that TDP refers to thermal watts, not electrical watts.

• TDP (PL1)
  105 W 280 W
• TDP down
  -- 225 W
• Tjunction max.
  95 °C --

Information on architecture, interfaces, and additional instructions supported by AMD Ryzen 7 5800X3D and AMD EPYC 7773X, including virtual machine technologies and fabrication processes.

• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
• L2-Cache
  4.00 MB 32.00 MB
• L3-Cache
  96.00 MB 768.00 MB
• Architecture
  Vermeer (Zen 3) Milan (Zen 3)
• Technology
  7 nm 7 nm
• Virtualization
  AMD-V, SVM AMD-V, SVM
• Socket
  AM4 SP3
• Release date
  Q4/2020 Q2/2022