AMD Ryzen 9 7940HS
AMD Ryzen 7 7840HS
Select video card 1
Select video card 2

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

Overall score
star star star star star
Released
Q1/2023
AMD Ryzen 9 7940HS
AMD Ryzen 9 7940HS
Released
Q1/2023
Overall score
star star star star star
AMD Ryzen 7 7840HS
AMD Ryzen 7 7840HS

What's the best choice AMD Ryzen 9 7940HS or AMD Ryzen 7 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 maximum frequency of 4.00 GHz. 8 / 16 Cores. Power consumption of 54 W. Released in Q1/2023.

AMD Ryzen 7 7840HS has a maximum frequency of 3.80 GHz. 8 / 16 Cores. Power consumption of 54 W. Released in Q1/2023.

Differences

  • Place in the overall ranking

    (based on several benchmarks)

    37 left arrow score
  • Higher clock speed

    Around 5% better clock speed

    4.00 GHz left arrow 3.80 GHz
  • Higher turbo clock speed

    Around 2% better overclocked clock speed

    5.20 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)
    39 place
  • Geekbench 5, 64bit (Multi-Core)
    163 place
  • iGPU - FP32 Performance (Single-precision GFLOPS)
    24 place
  • Geekbench 6 (Single-Core)
    38 place
  • Geekbench 6 (Multi-Core)
    75 place
  • Place in the overall ranking

    (based on several benchmarks)

    42 left arrow score

Positions in all rankings

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

  • Cinebench R23 (Single-Core)
    44 place
  • Cinebench R23 (Multi-Core)
    71 place
  • Geekbench 5, 64bit (Single-Core)
    47 place
  • Geekbench 5, 64bit (Multi-Core)
    154 place
  • iGPU - FP32 Performance (Single-precision GFLOPS)
    21 place
  • Estimated results for PassMark CPU Mark
    128 place
  • Geekbench 6 (Single-Core)
    41 place
  • Geekbench 6 (Multi-Core)
    80 place

Specifications

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

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

  • Family
    AMD Ryzen 9 left arrow AMD Ryzen 7
  • CPU group
    AMD Ryzen 7040 left arrow AMD Ryzen 7040
  • Segment
    Mobile left arrow Mobile
  • Generation
    6 left arrow 6
CPU Technical specs

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
    8 / 16 left arrow 8 / 16
  • Core architecture
    normal left arrow normal
  • Cores
    8x Zen 4 left arrow 8x Zen 4
  • Hyperthreading / SMT
    Yes left arrow Yes
  • Overclocking
    No left arrow No
  • Frequency
    4.00 GHz left arrow 3.80 GHz
  • Turbo Frequency (1 Core)
    5.20 GHz left arrow 5.10 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.

  • GPU name
    AMD Radeon 780M Graphics left arrow AMD Radeon 780M Graphics
  • GPU frequency
    1.20 GHz left arrow 1.20 GHz
  • GPU (Turbo)
    2.70 GHz left arrow 2.70 GHz
  • Execution units
    12 left arrow 12
  • Shader
    768 left arrow 768
  • Max. GPU Memory
    32 GB left arrow 32 GB
  • Max. displays
    4 left arrow 4
  • Generation
    10 left arrow 10
  • Direct X
    12 left arrow 12
  • Technology
    4 nm left arrow 4 nm
  • Release date
    Q1/2023 left arrow Q1/2023
Hardware codec support

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

  • h265 / HEVC (8 bit)
    Decode / Encode left arrow Decode / Encode
  • h265 / HEVC (10 bit)
    Decode / Encode left arrow Decode / Encode
  • h264
    Decode / Encode left arrow Decode / Encode
  • VP8
    Decode left arrow Decode
  • VP9
    Decode left arrow Decode
  • AV1
    Decode / Encode left arrow Decode / Encode
  • AVC
    Decode left arrow Decode
  • VC-1
    Decode left arrow Decode
  • JPEG
    Decode / Encode left arrow Decode / Encode
Memory specs & PCI

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

  • Memory type
    DDR5-5600LPDDR5X-7500 left arrow DDR5-5600LPDDR5X-7500
  • Max. Memory
    256 GB left arrow 256 GB
  • Memory channels
    2 (Dual Channel) left arrow 2 (Dual Channel)
  • Bandwidth
    89.6 GB/s left arrow 89.6 GB/s
  • ECC
    Yes left arrow Yes
  • PCIe
    4.0 x 20 left arrow 4.0 x 20
  • AES-NI
    Yes left arrow Yes
Thermal Management

Compare the TDP requirements of TDP AMD Ryzen 9 7940HS and AMD Ryzen 7 7840HS to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

  • TDP (PL1 / PBP)
    54 W left arrow 54 W
  • TDP down
    35 W left arrow 35 W
  • Tjunction max.
    100 °C left arrow 100 °C
Technologies and extensions

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

  • Technology
    4 nm left arrow 4 nm
  • Chip design
    Monolithic left arrow Monolithic
  • Socket
    FP8 left arrow FP8
  • L2-Cache
    8.00 MB left arrow 8.00 MB
  • L3-Cache
    16.00 MB left arrow 16.00 MB
  • Architecture
    Phoenix (Zen 4) left arrow Phoenix (Zen 4)
  • Operating systems
    Windows 10, Windows 11, Linux left arrow Windows 10, Windows 11, Linux
  • Virtualization
    AMD-V, SVM left arrow AMD-V, SVM
  • 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
  • Release date
    Q1/2023 left arrow Q1/2023
  • Part Number
    100-000001128 left arrow 100-000001129
  • Documents
    Technical data sheet left arrow Technical data sheet

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 7840HS.

Compare the synthetic test values and choose the best processor!

Geekbench 6 (Single-Core)
Geekbench 6 is a benchmark for modern computers, notebooks and smartphones
2617
AMD Ryzen 9 7940HS
2607
AMD Ryzen 7 7840HS
Geekbench 6 (Multi-Core)
Geekbench 6 is a benchmark for modern computers, notebooks and smartphones
12447
AMD Ryzen 9 7940HS
12303
AMD Ryzen 7 7840HS
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
1974
AMD Ryzen 9 7940HS
1952
AMD Ryzen 7 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
11600
AMD Ryzen 9 7940HS
11712
AMD Ryzen 7 7840HS
iGPU - FP32 Performance (Single-precision GFLOPS)
The performance of the iGPU - the internal GPU in games
4300
AMD Ryzen 9 7940HS
4300
AMD Ryzen 7 7840HS

Latest comparisons