AMD Ryzen 9 7940HS
AMD Ryzen 7 PRO 7840HS
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AMD Ryzen 9 7940HS vs AMD Ryzen 7 PRO 7840HS. Specifications, performance, tests

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Released
2023-04-30
AMD Ryzen 9 7940HS
AMD Ryzen 9 7940HS
Released
Q2/2023
User rating
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AMD Ryzen 7 PRO 7840HS
AMD Ryzen 7 PRO 7840HS

What's the best choice AMD Ryzen 9 7940HS or AMD Ryzen 7 PRO 7840HS? Which processor is faster?

We have prepared a comparison to help you choose the best processor. Compare their specifications and benchmarks.

AMD Ryzen 9 7940HS has a base frequency of 4 GHz. 8 / 16 CPU Cores / Threads. Stated TDP / base power 35-54 W. Released in 2023-04-30.

AMD Ryzen 7 PRO 7840HS has a base frequency of 3.80 GHz. 8 / 16 CPU Cores / Threads. Stated TDP / base power 54 W. Released in Q2/2023.

Differences

  • Higher clock speed

    Around 5% better clock speed

    4 GHz left arrow 3.80 GHz
  • Higher turbo clock speed

    Around 2% higher specified turbo frequency

    5.2 GHz left arrow 5.10 GHz

Positions in all rankings

Common positions AMD Ryzen 9 7940HS CPU in popular benchmarks, for comparison with other models.

  • Geekbench 5, 64bit (Single-Core)
    26 place
  • Geekbench 5, 64bit (Multi-Core)
    88 place
  • iGPU - FP32 Performance (Single-precision GFLOPS)
    13 place
  • Geekbench 6 (Single-Core)
    13 place
  • Geekbench 6 (Multi-Core)
    19 place
  • Place in the overall ranking

    (based on several benchmarks)

    49 left arrow place

Positions in all rankings

Common positions AMD Ryzen 7 PRO 7840HS CPU in popular benchmarks, for comparison with other models.

  • Cinebench R23 (Single-Core)
    27 place
  • Cinebench R23 (Multi-Core)
    54 place
  • Geekbench 5, 64bit (Single-Core)
    27 place
  • Geekbench 5, 64bit (Multi-Core)
    84 place
  • iGPU - FP32 Performance (Single-precision GFLOPS)
    13 place
  • Estimated results for PassMark CPU Mark
    65 place
  • Geekbench 6 (Single-Core)
    15 place
  • Geekbench 6 (Multi-Core)
    20 place

Specifications

Technical data
AMD Ryzen 9 7940HS AMD Ryzen 9 7940HS
AMD Ryzen 7 PRO 7840HS AMD Ryzen 7 PRO 7840HS
CPU family and group

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

  • CPU group
    AMD Ryzen 7040 left arrow AMD Ryzen 7040
  • Family
    Ryzen left arrow Ryzen PRO
  • Form Factor
    Laptops / Desktops left arrow Laptops / Mobile Workstations / 1L Desktops / Desktops
  • Generation
    6 left arrow 6
  • Segment
    Mobile left arrow Mobile
  • Series
    Ryzen 7000 Series left arrow Ryzen PRO 7000 Series
CPU Technical specs

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

  • Base Frequency
    4 GHz left arrow 3.8 GHz
  • Core architecture
    normal left arrow normal
  • Core Configuration
    8x Zen 4 left arrow 8x Zen 4
  • CPU Cores
    8 left arrow 8
  • CPU Threads
    16 left arrow 16
  • Hyperthreading / SMT
    Yes left arrow Yes
  • Max. Boost Clock
    5.2 GHz left arrow 5.1 GHz
  • Overclocking
    No left arrow No
  • Turbo Frequency (1 Core)
    5.2 GHz left arrow 5.1 GHz
IGPU

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 left arrow 12
  • Execution units
    12 left arrow 12
  • Generation
    10 left arrow 10
  • GPU Frequency
    2800 MHz left arrow 2700 MHz
  • GPU name
    AMD Radeon 780M left arrow AMD Radeon 780M
  • GPU Turbo
    2700 MHz left arrow 2700 MHz
  • Graphics Cores
    12 left arrow 12
  • Max. displays
    4 left arrow 4
  • Max. GPU Memory
    32 GB left arrow 32 GB
  • Release date
    Q1/2023 left arrow Q1/2023
  • Shader
    768 left arrow 768
  • Technology
    4 nm left arrow 4 nm
Hardware codec support

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

  • AV1
    Decode / Encode left arrow Decode / Encode
  • H.264 / AVC
    Conflicting source values: Decode | Decode / Encode left arrow Conflicting source values: Decode | Decode / Encode
  • h265 / HEVC (8 bit)
    Decode / Encode left arrow Decode / Encode
  • h265 / HEVC (10 bit)
    Decode / Encode left arrow Decode / Encode
  • JPEG
    Decode / Encode left arrow Decode / Encode
  • VC-1
    Decode left arrow Decode
  • VP8
    Decode left arrow Decode
  • VP9
    Decode left arrow Decode
Memory specs & PCI

Types, channel quantity of RAM supported by AMD Ryzen 7 PRO 7840HS and AMD Ryzen 9 7940HS. Depending on the motherboards, higher or lower memory frequencies may be supported.

  • ECC
    Yes left arrow Yes
  • Max. Memory
    256 GB left arrow 256 GB
  • Memory Bandwidth
    89.6 GB/s left arrow 89.6 GB/s
  • Memory channels
    2 left arrow 2
  • Memory type
    DDR5 (FP7r2) / LPDDR5X (FP7-FP8) left arrow DDR5 (FP7r2) / LPDDR5X (FP7)
  • PCIe
    PCIe 4.0 left arrow PCIe 4.0
Encryption
  • AES-NI
    Yes left arrow Yes
Thermal Management

Compare the TDP requirements of TDP AMD Ryzen 9 7940HS and AMD Ryzen 7 PRO 7840HS 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
    35-54 W left arrow 35-54 W
  • Default TDP
    35-54 W left arrow -
  • Maximum Operating Temperature
    100 °C left arrow 100 °C
  • TDP (PL1 / PBP, legacy combined label)
    54 W left arrow 54 W
  • TDP down
    35 W left arrow 35 W
Technologies and extensions

Architecture, interfaces, additional instructions supported by AMD Ryzen 9 7940HS and AMD Ryzen 7 PRO 7840HS, virtual machine technologies and process technology.

  • Architecture
    Phoenix (Zen 4) left arrow Phoenix (Zen 4)
  • Chip design
    Monolithic left arrow Monolithic
  • Codename
    Phoenix left arrow Phoenix
  • Documents
    Technical data sheet left arrow -
  • Instruction set (ISA)
    x86-64 (64 bit) left arrow x86-64 (64 bit)
  • ISA extensions
    SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 left arrow SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512
  • L2-Cache
    8 MB left arrow 8 MB
  • L3-Cache
    16 MB left arrow 16 MB
  • Official source
    https://www.amd.com/en/products/processors/laptop/ryzen/7000-series/amd-ryzen-9-7940hs.html left arrow https://www.amd.com/en/products/specifications/processors.html
  • Operating systems
    Windows 10, Windows 11, Linux left arrow Conflicting source values: Windows 10, Windows 11, Linux | Windows 11 - 64-Bit Edition / Windows 10 - 64-Bit Edition / RHEL x86 64-Bit / Ubuntu x86 64-Bit
  • Part Number
    100-000001128 left arrow -
  • Release date
    2023-04-30 left arrow 2023-06-13
  • Socket
    FP7 / FP7r2 / FP8 left arrow FP8
  • Technology
    TSMC 4nm FinFET left arrow TSMC 4nm FinFET
  • Verification scope
    Explicit manufacturer fields refreshed; other original historical fields retained, not all reverified. Partial composite conflicts are preserved. left arrow Explicit manufacturer fields refreshed; other original historical fields retained, not all reverified. Partial composite conflicts are preserved.
  • Verified on
    2026-09-30 left arrow 2026-10-01
  • Virtualization
    AMD-V, SVM left arrow AMD-V, SVM
  • Manufacturer product ID (tray)
    - left arrow 100-000000968 (FP7) 100-000000959 (FP7r2)

Benchmarks

Performance tests CPUs

Based on the results of several benchmarks, you can more accurately estimate the difference in performance between AMD Ryzen 9 7940HS and AMD Ryzen 7 PRO 7840HS.

Compare the synthetic test values and choose the best processor!

These are saved results from the earlier catalog. Measurement dates and test configurations were not recorded. Models with no comparable results are omitted.

Recent models: test results with identified primary sources — Cinebench R23 · Cinebench R20 · Cinebench R15

Geekbench 5, 64bit (Single-Core)
Geekbench 5 SC is a popular cross-platform performance test for desktop or mobile processors that uses system memory intensively

Higher values are better in this metric.

1974.000000
AMD Ryzen 9 7940HS
1952.000000
AMD Ryzen 7 PRO 7840HS
Geekbench 5, 64bit (Multi-Core)
Geekbench 5 MC is a popular cross-platform performance test for desktop or mobile processors that uses system memory intensively

Higher values are better in this metric.

11600.000000
AMD Ryzen 9 7940HS
11712.000000
AMD Ryzen 7 PRO 7840HS
iGPU - FP32 Performance (Single-precision GFLOPS)
The performance of the iGPU - the internal GPU in games

Higher values are better in this metric.

4300.000000
AMD Ryzen 9 7940HS
4300.000000
AMD Ryzen 7 PRO 7840HS
Geekbench 6 (Single-Core)
Geekbench 6 is a benchmark for modern computers, notebooks and smartphones

Higher values are better in this metric.

2617.000000
AMD Ryzen 9 7940HS
2607.000000
AMD Ryzen 7 PRO 7840HS
Geekbench 6 (Multi-Core)
Geekbench 6 is a benchmark for modern computers, notebooks and smartphones

Higher values are better in this metric.

12447.000000
AMD Ryzen 9 7940HS
12303.000000
AMD Ryzen 7 PRO 7840HS

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