AMD EPYC 9654 vs AMD EPYC 7773X. Specifications, performance, tests

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

• Family
  AMD EPYC AMD EPYC
• CPU group
  AMD EPYC 9004 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
  96 / 192 64 / 128
• Core architecture
  normal normal
• Cores
  96x Zen 4 64x Zen 3
• Hyperthreading / SMT
  Yes Yes
• Overclocking
  No No
• Frequency
  2.40 GHz 2.20 GHz
• Turbo Frequency (1 Core)
  3.70 GHz 3.50 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
  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 EPYC 9654. The supported memory frequencies may vary depending on the motherboard configuration.

• Memory type
  DDR5-4800 DDR4-3200
• Max. Memory
  6144 GB 4096 GB
• Memory channels
  12 8 (Octa Channel)
• Bandwidth
  461.0 GB/s 204.8 GB/s
• ECC
  Yes Yes
• PCIe
  5.0 x 128 4.0 x 128
• AES-NI
  Yes Yes

Analyze the TDP (Thermal Design Power) requirements of AMD EPYC 9654 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)
  360 W 280 W
• TDP up
  400 W --
• TDP down
  320 W 225 W
• Tjunction max.
  100 °C --

Information on architecture, interfaces, and additional instructions supported by AMD EPYC 9654 and AMD EPYC 7773X, including virtual machine technologies and fabrication processes.

• Technology
  5 nm 7 nm
• Chip design
  Chiplet Chiplet
• Socket
  SP5 SP3
• L2-Cache
  96.00 MB 32.00 MB
• L3-Cache
  384.00 MB 768.00 MB
• Architecture
  Genoa (Zen 4) Milan (Zen 3)
• Operating systems
  Windows Server 2022, Linux, Windows 11 Windows 10, Linux
• Virtualization
  AMD-V, SVM AMD-V, SVM
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  SSE4.2, AVX2, AVX-512, BFLOAT16, VNNI SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
• Release date
  Q4/2022 Q2/2022
• Release price
  11805 $ 8800 $
• Part Number
  100-000000789 --
• Documents
  Technical data sheet --