AMD Ryzen 7 PRO 4750U
AMD Ryzen 9 3900
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AMD Ryzen 7 PRO 4750U vs AMD Ryzen 9 3900. Specifications, performance, tests

Overall score
star star star star star
Released
Q2/2020
AMD Ryzen 7 PRO 4750U
AMD Ryzen 7 PRO 4750U
Released
Q3/2019
Overall score
star star star star star
AMD Ryzen 9 3900
AMD Ryzen 9 3900

What's the best choice AMD Ryzen 7 PRO 4750U or AMD Ryzen 9 3900? Which processor is faster?

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

AMD Ryzen 7 PRO 4750U has a maximum frequency of 1.70 GHz. 8 Cores. Power consumption of 15 W. Released in Q2/2020.

AMD Ryzen 9 3900 has a maximum frequency of 3.10 GHz. 12 Cores. Power consumption of 65 W. Released in Q3/2019.

Differences

  • Place in the overall ranking

    (based on several benchmarks)

    408 left arrow score
  • Performance per watt

    times less performance per watt

    15 W left arrow 65 W

Positions in all rankings

Common positions AMD Ryzen 7 PRO 4750U CPU in popular benchmarks, for comparison with other models.

  • Cinebench R23 (Single-Core)
    227 place
  • Cinebench R23 (Multi-Core)
    206 place
  • Cinebench R20 (Single-Core)
    201 place
  • Cinebench R20 (Multi-Core)
    218 place
  • Cinebench R15 (Single-Core)
    172 place
  • Cinebench R15 (Multi-Core)
    249 place
  • Geekbench 5, 64bit (Single-Core)
    398 place
  • Geekbench 5, 64bit (Multi-Core)
    531 place
  • iGPU - FP32 Performance (Single-precision GFLOPS)
    217 place
  • Blender 3.1 Benchmark
    14 place
AMD Ryzen 9 3900 Reasons to consider
AMD Ryzen 9 3900
Report a bug
  • Place in the overall ranking

    (based on several benchmarks)

    83 left arrow score
  • Higher clock speed

    Around 45% better clock speed

    3.10 GHz left arrow 1.70 GHz
  • More number of cores

    About 1.5 times more cores

    12 left arrow 8
  • Higher turbo clock speed

    Around 5 % better overclocked clock speed

    4.30 GHz left arrow 4.10 GHz

Positions in all rankings

Common positions AMD Ryzen 9 3900 CPU in popular benchmarks, for comparison with other models.

  • Cinebench R23 (Multi-Core)
    75 place
  • Geekbench 5, 64bit (Single-Core)
    362 place
  • Geekbench 5, 64bit (Multi-Core)
    180 place
  • Monero Hashrate kH/s
    27 place
  • Geekbench 3, 64bit (Single-Core)
    2 place
  • Geekbench 3, 64bit (Multi-Core)
    5 place
  • Estimated results for PassMark CPU Mark
    114 place
  • Geekbench 6 (Single-Core)
    4 place
  • Geekbench 6 (Multi-Core)
    109 place

Specifications

Technical data
AMD Ryzen 7 PRO 4750U AMD Ryzen 7 PRO 4750U
AMD Ryzen 9 3900 AMD Ryzen 9 3900
CPU family and group

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

  • Segment
    Mobile left arrow Desktop / Server
  • Family
    AMD Ryzen left arrow AMD Ryzen
  • Generation
    3 left arrow 3
  • CPU group
    AMD Ryzen 4000U left arrow AMD Ryzen 3000
  • Successor
    -- left arrow AMD Ryzen 9 5900
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.

  • Frequency
    1.70 GHz left arrow 3.10 GHz
  • CPU Cores
    8 left arrow 12
  • Turbo (1 Core)
    4.10 GHz left arrow 4.30 GHz
  • CPU Threads
    16 left arrow 24
  • Hyperthreading
    Yes left arrow Yes
  • Overclocking
    No left arrow Yes
  • Core architecture
    normal left arrow normal
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 7 Graphics (Renoir) left arrow no iGPU
  • GPU frequency
    1.60 GHz left arrow
  • GPU (Turbo)
    No turbo left arrow No turbo
  • Execution units
    7 left arrow
  • Shader
    448 left arrow
  • Max. GPU Memory
    2 GB left arrow --
  • Max. displays
    3 left arrow
  • Generation
    9 left arrow
  • DirectX Version
    12 left arrow
  • Technology
    7 nm left arrow
  • Release date
    Q1/2020 left arrow
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 No
  • h265 / HEVC (10 bit)
    Decode / Encode left arrow No
  • h264
    Decode / Encode left arrow No
  • VP9
    Decode / Encode left arrow No
  • VP8
    Decode / Encode left arrow No
  • AV1
    No left arrow No
  • AVC
    Decode / Encode left arrow No
  • VC-1
    Decode left arrow No
  • JPEG
    Decode / Encode left arrow No
Memory specs & PCI

Types, channel quantity of RAM supported by AMD Ryzen 9 3900 and AMD Ryzen 7 PRO 4750U. Depending on the motherboards, higher or lower memory frequencies may be supported.

  • Memory type
    DDR4-3200 left arrow DDR4-3200
  • Max. Memory
    64 GB left arrow 128 GB
  • ECC
    Yes left arrow No
  • Memory channels
    2 left arrow 2
  • PCIe version
    3.0 left arrow 4.0
  • PCIe lanes
    12 left arrow 20
Encryption
  • AES-NI
    Yes left arrow Yes
Thermal Management

Compare the TDP requirements of TDP AMD Ryzen 7 PRO 4750U and AMD Ryzen 9 3900 to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

  • TDP (PL1)
    15 W left arrow 65 W
  • TDP up
    25 W left arrow --
  • TDP down
    10 W left arrow --
  • Tjunction max.
    105 °C left arrow 95 °C
Technologies and extensions

Architecture, interfaces, additional instructions supported by AMD Ryzen 7 PRO 4750U and AMD Ryzen 7 PRO 4750U, virtual machine technologies and process technology.

  • Instruction set (ISA)
    x86-64 (64 bit) left arrow x86-64 (64 bit)
  • Virtualization
    AMD-V, SVM left arrow AMD-V, SVM
  • ISA extensions
    SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 left arrow SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
  • L3-Cache
    8.00 MB left arrow 64.00 MB
  • Architecture
    Renoir (Zen 2) left arrow Matisse (Zen 2)
  • Technology
    7 nm left arrow 7 nm
  • Socket
    FP6 left arrow AM4
  • Release date
    Q2/2020 left arrow Q3/2019

Benchmarks

Performance tests CPUs

Based on the results of several benchmarks, you can more accurately estimate the difference in performance between AMD Ryzen 7 PRO 4750U and AMD Ryzen 9 3900.

Compare the synthetic test values and choose the best processor!

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
1148
AMD Ryzen 7 PRO 4750U
1194
AMD Ryzen 9 3900
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
4860
AMD Ryzen 7 PRO 4750U
10974
AMD Ryzen 9 3900

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