AMD Epyc 7763 vs Apple M2 Ultra (76-GPU). Specifications, performance, tests

Background information about the processors being compared, series, generation and market segment.

• CPU group
  AMD Epyc 7003 Apple M2
• Family
  AMD Epyc Apple M series
• Generation
  3 2
• Predecessor
  AMD Epyc 7662 Apple M1 Ultra (64-GPU)
• Segment
  Desktop / Server Mobile

Core counts, threads, cache and clock modes describe the CPU configuration. Performance depends on the workload and comparable measured results.

• A-Core
  - 16x Avalanche
• B-Core
  - 8x Blizzard
• Base Frequency
  2.45 GHz -
• Core architecture
  normal hybrid (big.LITTLE)
• CPU Cores
  64 24
• CPU Threads
  128 24
• Hyperthreading / SMT
  Yes No
• Overclocking
  No No
• Turbo Frequency (1 Core)
  3.5 GHz -
• Turbo Frequency (64 Cores)
  3.2 GHz -
• A-Core Frequency
  - 3.5 GHz
• B-Core Frequency
  - 2.8 GHz

Internal Graphics does not affect the performance of the CPU, performs the work of the graphics card in its absence or on mobile devices.

• Execution units
  - 1216
• Generation
  - 2
• GPU Frequency
  - 1400 MHz
• GPU name
  no iGPU Apple M2 Ultra (76 Core)
• GPU Turbo
  No turbo No turbo
• Max. displays
  - 2
• Max. GPU Memory
  - 192 GB
• Release date
  - Q2/2023
• Shader
  - 9728
• Technology
  - 5 nm

Built-in codecs used to encode and decode content. Significantly speeds up the required operations.

• AV1
  No No
• H.264 / AVC
  No Conflicting source values: Decode | Decode / Encode
• h265 / HEVC (8 bit)
  No Decode / Encode
• h265 / HEVC (10 bit)
  No Decode / Encode
• JPEG
  No Decode / Encode
• VC-1
  No Decode
• VP8
  No Decode
• VP9
  No Decode / Encode

Types, channel quantity of RAM supported by Apple M2 Ultra (76-GPU) and AMD Epyc 7763. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  Yes No
• Max. Memory
  - 192 GB
• Memory channels
  8 8 (Octa Channel)
• Memory type
  DDR4-3200 LPDDR5-6400
• PCIe lanes
  128 -
• PCIe version
  4.0 -
• Memory Bandwidth
  - 819.1 GB/s
• PCIe
  - 4.0 x 64

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP AMD Epyc 7763 and Apple M2 Ultra (76-GPU) Power specifications describe different manufacturer limits. TDP, base power and maximum turbo power are separate values; they do not establish measured system consumption.

• Maximum Operating Temperature
  - 100 °C
• TDP (PL1, legacy label)
  280 W -
• TDP down
  225 W -
• TDP (PL1 / PBP, legacy combined label)
  - 90 W

Architecture, interfaces, additional instructions supported by AMD Epyc 7763 and Apple M2 Ultra (76-GPU), virtual machine technologies and process technology.

• Architecture
  Milan (Zen 3) M2
• Instruction set (ISA)
  x86-64 (64 bit) ARMv8-A64 (64 bit)
• ISA extensions
  SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 Rosetta 2 x86-Emulation
• L2-Cache
  - 72 MB
• L3-Cache
  256 MB -
• Release date
  Q1/2021 Q2/2023
• Socket
  SP3 -
• Technology
  7 nm 5 nm
• Virtualization
  AMD-V, SVM Apple Virtualization Framework
• Chip design
  - Chiplet
• Operating systems
  - macOS, iPadOS