AMD Ryzen 9 3950X vs Intel Xeon D-1527. Specifications, performance, tests

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

• CPU group
  AMD Ryzen 3000 Intel Xeon D-1500
• Family
  Ryzen Intel Xeon D
• Form Factor
  Desktops / Boxed Processor -
• Generation
  3 1
• Segment
  Desktop / Server Desktop / Server
• Series
  Ryzen 3000 Series -
• Successor
  AMD Ryzen 9 5950X -

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

• Base Frequency
  3.5 GHz 2.2 GHz
• Core architecture
  normal normal
• CPU Cores
  16 4
• CPU Threads
  32 8
• Hyperthreading / SMT
  Yes Yes
• Max. Boost Clock
  4.7 GHz -
• Overclocking
  Yes No
• Turbo Frequency (1 Core)
  4.7 GHz 2.7 GHz
• Turbo Frequency (16 Cores)
  4 GHz -
• Core Configuration
  - 4x
• Turbo Frequency (4 Cores)
  - 2.2 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
  None no iGPU
• Graphics verification source
  https://www.amd.com/en/products/specifications/processors.html -
• GPU Turbo
  - No turbo

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

• AV1
  No No
• H.264 / AVC
  No No
• h265 / HEVC (8 bit)
  No No
• h265 / HEVC (10 bit)
  No No
• JPEG
  No No
• VC-1
  No No
• VP8
  No No
• VP9
  No No

Types, channel quantity of RAM supported by Intel Xeon D-1527 and AMD Ryzen 9 3950X. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  Yes Yes
• Max. Memory
  128 GB 128 GB
• Memory channels
  2 2
• Memory type
  DDR4 DDR4-2133
• PCIe
  PCIe 4.0 3.0 x 32
• PCIe lanes
  20 -
• PCIe version
  4.0 -
• Memory Bandwidth
  - 34.1 GB/s

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP AMD Ryzen 9 3950X and Intel Xeon D-1527 Power specifications describe different manufacturer limits. TDP, base power and maximum turbo power are separate values; they do not establish measured system consumption.

• Default TDP
  105 W -
• Maximum Operating Temperature
  95 °C -
• TDP (PL1, legacy label)
  105 W 35 W
• TDP (PL2)
  142 W -

Architecture, interfaces, additional instructions supported by AMD Ryzen 9 3950X and Intel Xeon D-1527, virtual machine technologies and process technology.

• Architecture
  Matisse (Zen 2) Broadwell
• Codename
  Matisse -
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 SSE4.1, SSE4.2, AVX2
• L1-Cache
  1 MB -
• L2-Cache
  8 MB 6 MB
• L3-Cache
  64 MB -
• Manufacturer product ID (boxed)
  100-100000051WOF -
• Manufacturer product ID (tray)
  100-000000051 -
• Official source
  https://www.amd.com/en/products/specifications/processors.html -
• Operating systems
  Windows 11 - 64-Bit Edition / Windows 10 - 64-Bit Edition / RHEL x86 64-Bit / Ubuntu x86 64-Bit Windows 10, Linux
• Release date
  2019-07-07 Q4/2015
• Socket
  AM4 BGA 1667
• Technology
  TSMC 7nm FinFET 14 nm
• Thermal Solution (PIB)
  Cooler Not Included, Liquid Cooling Recommended -
• Verification scope
  Explicit manufacturer fields refreshed; other original historical fields retained, not all reverified. Partial composite conflicts are preserved. -
• Verified on
  2026-10-01 -
• Virtualization
  AMD-V, SVM VT-x, VT-x EPT, VT-d