Intel Xeon w5-2455X vs AMD EPYC 9634. Specifications, performance, tests

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

• Family
  Intel Xeon W AMD EPYC
• CPU group
  Intel Xeon W-2400 AMD EPYC 9004
• Segment
  Desktop / Server Desktop / Server
• Generation
  12 4
• Predecessor
  Intel Xeon W-2255 --

Basic parameters such as number of cores, number of threads, base and turbo frequency, and cache size. These parameters indirectly tell about the speed of the processor, the higher they are the better.

• CPU Cores / Threads
  12 / 24 84 / 168
• Core architecture
  normal normal
• Cores
  12x 84x Zen 4
• Hyperthreading / SMT
  Yes Yes
• Overclocking
  Yes No
• Frequency
  3.20 GHz 2.25 GHz
• Turbo Frequency (1 Core)
  4.60 GHz 3.70 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.

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

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

• 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

Types, channel quantity of RAM supported by AMD EPYC 9634 and Intel Xeon w5-2455X. Depending on the motherboards, higher or lower memory frequencies may be supported.

• Memory type
  DDR5-4800 DDR5-4800
• Max. Memory
  2048 GB 6144 GB
• Memory channels
  4 (Quad Channel) 12
• Bandwidth
  153.6 GB/s 461.0 GB/s
• ECC
  Yes Yes
• PCIe
  5.0 x 64 5.0 x 128
• AES-NI
  Yes Yes

Compare the TDP requirements of TDP Intel Xeon w5-2455X and AMD EPYC 9634 to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

• TDP up
  240 W 300 W
• TDP down
  -- 240 W
• Tjunction max.
  100 °C 100 °C

Architecture, interfaces, additional instructions supported by Intel Xeon w5-2455X and Intel Xeon w5-2455X, virtual machine technologies and process technology.

• Technology
  10 nm 5 nm
• Chip design
  Monolithic Chiplet
• Socket
  LGA 4677 SP5
• L2-Cache
  -- 84.00 MB
• L3-Cache
  30.00 MB 384.00 MB
• Architecture
  Sapphire Rapids-WS Genoa (Zen 4)
• Operating systems
  Windows 11, Windows Server, Linux Windows Server 2022, Linux, Windows 11
• Virtualization
  VT-x, VT-x EPT, VT-d, VT-rp, vPro Enterprise AMD-V, SVM
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  SSE4.1, SSE4.2, AVX2, AVX-512, AMX SSE4.2, AVX2, AVX-512, BFLOAT16, VNNI
• Release date
  Q1/2023 Q4/2022
• Release price
  1039 $ 10304 $
• Part Number
  -- 100-000000797
• Documents
  Technical data sheet Technical data sheet