AMD Ryzen 7 3750H vs AMD Ryzen 9 7940HS. Specifications, performance, tests

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

• CPU group
  AMD Ryzen 3000H AMD Ryzen 7040
• Family
  Ryzen Ryzen
• Form Factor
  Laptops / Desktops Laptops / Desktops
• Generation
  2 6
• Segment
  Mobile Mobile
• Series
  Ryzen 3000 Series Ryzen 7000 Series

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

• Base Frequency
  2.3 GHz 4 GHz
• Core architecture
  normal normal
• CPU Cores
  4 8
• CPU Threads
  8 16
• Hyperthreading / SMT
  Yes Yes
• Max. Boost Clock
  4 GHz 5.2 GHz
• Overclocking
  No No
• Turbo Frequency (1 Core)
  4 GHz 5.2 GHz
• Turbo Frequency (4 Cores)
  3.5 GHz -
• Core Configuration
  - 8x Zen 4

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

• DirectX Version
  12 12
• Execution units
  10 12
• Generation
  8 10
• GPU Frequency
  1400 MHz 2800 MHz
• GPU name
  Radeon RX Vega 10 Graphics AMD Radeon 780M
• GPU Turbo
  No turbo 2700 MHz
• Graphics Cores
  10 12
• Max. displays
  3 4
• Max. GPU Memory
  2 GB 32 GB
• Release date
  Q1/2018 Q1/2023
• Shader
  640 768
• Technology
  14 nm 4 nm

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

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

Types, channel quantity of RAM supported by AMD Ryzen 9 7940HS and AMD Ryzen 7 3750H. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  Yes Yes
• Max. Memory
  32 GB 256 GB
• Memory channels
  2 2
• Memory type
  DDR4-2400 DDR5 (FP7r2) / LPDDR5X (FP7-FP8)
• PCIe
  PCIe 3.0 PCIe 4.0
• PCIe lanes
  12 -
• PCIe version
  3.0 -
• System Memory Specification
  2400 -
• Memory Bandwidth
  - 89.6 GB/s

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP AMD Ryzen 7 3750H and AMD Ryzen 9 7940HS Power specifications describe different manufacturer limits. TDP, base power and maximum turbo power are separate values; they do not establish measured system consumption.

• Configurable TDP
  12-35 W 35-54 W
• Default TDP
  35 W 35-54 W
• Maximum Operating Temperature
  105 °C 100 °C
• TDP (PL1, legacy label)
  35 W -
• TDP down
  12 W 35 W
• TDP (PL1 / PBP, legacy combined label)
  - 54 W

Architecture, interfaces, additional instructions supported by AMD Ryzen 7 3750H and AMD Ryzen 9 7940HS, virtual machine technologies and process technology.

• Architecture
  Picasso (Zen+) Phoenix (Zen 4)
• Codename
  Picasso Phoenix
• 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,FMA3, AVX2, AVX512
• L1-Cache
  0.375 MB -
• L2-Cache
  2 MB 8 MB
• L3-Cache
  4 MB 16 MB
• Manufacturer product ID (tray)
  YM3700C4T4MFG -
• Operating systems
  Windows 11 - 64-Bit Edition / Windows 10 - 64-Bit Edition / RHEL x86 64-Bit / Ubuntu x86 64-Bit Windows 10, Windows 11, Linux
• Part Number
  - 100-000001128
• Release date
  Q1/2019 2023-04-30
• Socket
  FP5 FP7 / FP7r2 / FP8
• Technology
  12nm TSMC 4nm FinFET
• Virtualization
  AMD-V, SVM AMD-V, SVM
• Chip design
  - Monolithic
• Documents
  - Technical data sheet