Samsung Exynos 7872 vs AMD Ryzen 9 PRO 7940HS

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CPU comparison with benchmarks


Samsung Exynos 7872 CPU1 vs CPU2 AMD Ryzen 9 PRO 7940HS
Samsung Exynos 7872 AMD Ryzen 9 PRO 7940HS

CPU comparison

In this CPU comparison, we compare the Samsung Exynos 7872 and the AMD Ryzen 9 PRO 7940HS and use benchmarks to check which processor is faster.

We compare the Samsung Exynos 7872 6 core processor released in Q1/2018 with the AMD Ryzen 9 PRO 7940HS which has 8 CPU cores and was introduced in Q2/2023.
Samsung Exynos (47) Family AMD Ryzen 9 PRO (4)
Samsung Exynos 7872/7884/7885/7904 (4) CPU group AMD Ryzen 7040 (21)
2 Generation 6
Cortex-A73 / Cortex-A53 Architecture Phoenix (Zen 4)
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Samsung Exynos 7872 is a 6 core processor with a clock frequency of 2.00 GHz. The processor can compute 6 threads at the same time. The AMD Ryzen 9 PRO 7940HS clocks with 4.00 GHz (5.20 GHz), has 8 CPU cores and can calculate 16 threads in parallel.

Samsung Exynos 7872 Characteristic AMD Ryzen 9 PRO 7940HS
6 Cores 8
6 Threads 16
hybrid (big.LITTLE) Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
2.00 GHz
2x Cortex-A73
A-Core 4.00 GHz (5.20 GHz)
8x Zen 4
1.60 GHz
4x Cortex-A53
B-Core --

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

Samsung Exynos 7872 Characteristic AMD Ryzen 9 PRO 7940HS
-- AI hardware AMD Ryzen™ AI
-- AI specifications AMD dedicated AI XDNA Technology
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

ARM Mali-G71 MP1 GPU AMD Radeon 780M
0.95 GHz GPU frequency 0.80 GHz
0.95 GHz GPU (Turbo) 2.80 GHz
Bifrost 1 GPU Generation 3
16 nm Technology 4 nm
1 Max. displays 4
1 Compute units 12
16 Shader 768
No Hardware Raytracing Yes
No Frame Generation AMD FSR
2 GB Max. GPU Memory 32 GB
11 DirectX Version 12

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

ARM Mali-G71 MP1 GPU AMD Radeon 780M
Decode / Encode Codec h265 / HEVC (8 bit) Decode / Encode
Decode Codec h265 / HEVC (10 bit) Decode / Encode
Decode / Encode Codec h264 Decode / Encode
No Codec VP9 Decode
Decode / Encode Codec VP8 Decode
No Codec AV1 Decode / Encode
Decode / Encode Codec AVC Decode
No Codec VC-1 Decode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

Up to GB of memory in a maximum of 0 memory channels is supported by the Samsung Exynos 7872, while the AMD Ryzen 9 PRO 7940HS supports a maximum of 256 GB of memory with a maximum memory bandwidth of 120.0 GB/s enabled.

Samsung Exynos 7872 Characteristic AMD Ryzen 9 PRO 7940HS
LPDDR3-933 Memory DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500
Max. Memory 256 GB
0 Memory channels 2 (Dual Channel)
-- Max. Bandwidth 120.0 GB/s
No ECC Yes
2.00 MB L2 Cache 8.00 MB
-- L3 Cache 16.00 MB
-- PCIe version 4.0
-- PCIe lanes 20
-- PCIe Bandwidth 39.4 GB/s

Thermal Management

The Samsung Exynos 7872 has a TDP of --. The TDP of the AMD Ryzen 9 PRO 7940HS is 54 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Samsung Exynos 7872 Characteristic AMD Ryzen 9 PRO 7940HS
-- TDP (PL1 / PBP) 54 W
-- TDP (PL2) --
-- TDP up --
-- TDP down 35 W
-- Tjunction max. 100 °C

Technical details

The Samsung Exynos 7872 has 2.00 MB cache and is manufactured in 14 nm. The cache of AMD Ryzen 9 PRO 7940HS is at 24.00 MB. The processor is manufactured in 4 nm.

Samsung Exynos 7872 Characteristic AMD Ryzen 9 PRO 7940HS
14 nm Technology 4 nm
Unknown Chip design Monolithic
Armv8-A (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- ISA extensions SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512
-- Socket FP8
None Virtualization AMD-V, SVM
No AES-NI Yes
Android Operating systems Windows 10, Windows 11, Linux
Q1/2018 Release date Q2/2023
-- Release price --
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Rate these processors

Here you can rate the Samsung Exynos 7872 to help other visitors make their purchasing decisions. The average rating is 3.0 stars (1 ratings). Rate now:
Here you can rate the AMD Ryzen 9 PRO 7940HS to help other visitors make their purchasing decisions. The average rating is 5.0 stars (4 ratings). Rate now:


iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Samsung Exynos 7872 Samsung Exynos 7872
ARM Mali-G71 MP1 @ 0.95 GHz
32 (1%)
AMD Ryzen 9 PRO 7940HS AMD Ryzen 9 PRO 7940HS
AMD Radeon 780M @ 2.80 GHz
4357 (100%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Samsung Exynos 7872 Samsung Exynos 7872
6C 6T @ 2.00 GHz
0 (0%)
AMD Ryzen 9 PRO 7940HS AMD Ryzen 9 PRO 7940HS
8C 16T @ 5.20 GHz
1974 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Samsung Exynos 7872 Samsung Exynos 7872
6C 6T @ 2.00 GHz
0 (0%)
AMD Ryzen 9 PRO 7940HS AMD Ryzen 9 PRO 7940HS
8C 16T @ 4.00 GHz
11600 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Samsung Exynos 7872 Samsung Exynos 7872
6C 6T @ 2.00 GHz
0 (0%)
AMD Ryzen 9 PRO 7940HS AMD Ryzen 9 PRO 7940HS
8C 16T @ 5.20 GHz
2617 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Samsung Exynos 7872 Samsung Exynos 7872
6C 6T @ 2.00 GHz
0 (0%)
AMD Ryzen 9 PRO 7940HS AMD Ryzen 9 PRO 7940HS
8C 16T @ 4.00 GHz
12447 (100%)

AI performance (NPU)

The performance values of the processor's AI unit. The isolated NPU performance is given here, the total AI performance (NPU+CPU+iGPU) can be higher.

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. The performance is given in the number (trillions) of arithmetic operations per second (TOPS).
Samsung Exynos 7872 Samsung Exynos 7872
6C 6T @ 2.00 GHz
0 (0%)
AMD Ryzen 9 PRO 7940HS AMD Ryzen 9 PRO 7940HS
8C 16T @ 4.00 GHz
10 (100%)

Devices using this processor

Samsung Exynos 7872 AMD Ryzen 9 PRO 7940HS
Unknown Unknown

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