AMD Ryzen 9 7940HS | Samsung Exynos 7872 | |
CPU comparisonAMD Ryzen 9 7940HS or Samsung Exynos 7872 - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.
The AMD Ryzen 9 7940HS has 8 cores with 16 threads and clocks with a maximum frequency of 5.20 GHz. Up to 256 GB of memory is supported in 2 memory channels. The AMD Ryzen 9 7940HS was released in Q1/2023. The Samsung Exynos 7872 has 6 cores with 6 threads and clocks with a maximum frequency of 2.00 GHz. The CPU supports up to GB of memory in 0 memory channels. The Samsung Exynos 7872 was released in Q1/2018. |
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AMD Ryzen 9 (35) | Family | Samsung Exynos (47) |
AMD Ryzen 7040 (21) | CPU group | Samsung Exynos 7872/7884/7885/7904 (4) |
6 | Generation | 2 |
Phoenix (Zen 4) | Architecture | Cortex-A73 / Cortex-A53 |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
AMD Ryzen 9 8945HS | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Ryzen 9 7940HS is a 8 core processor with a clock frequency of 4.00 GHz (5.20 GHz). The Samsung Exynos 7872 has 6 CPU cores with a clock frequency of 2.00 GHz. |
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AMD Ryzen 9 7940HS | Characteristic | Samsung Exynos 7872 |
8 | Cores | 6 |
16 | Threads | 6 |
normal | Core architecture | hybrid (big.LITTLE) |
Yes | Hyperthreading | No |
No | Overclocking ? | No |
4.00 GHz (5.20 GHz) 8x Zen 4 |
A-Core | 2.00 GHz 2x Cortex-A73 |
-- | B-Core | 1.60 GHz 4x Cortex-A53 |
Artificial Intelligence and Machine LearningProcessors 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. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor. |
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AMD Ryzen 9 7940HS | Characteristic | Samsung Exynos 7872 |
AMD Ryzen AI | AI hardware | -- |
AMD dedicated AI XDNA Technology | AI specifications | -- |
Internal GraphicsThe integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs. |
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AMD Radeon 780M | GPU | ARM Mali-G71 MP1 |
0.80 GHz | GPU frequency | 0.95 GHz |
2.80 GHz | GPU (Turbo) | 0.95 GHz |
3 | GPU Generation | Bifrost 1 |
4 nm | Technology | 16 nm |
4 | Max. displays | 1 |
12 | Compute units | 1 |
768 | Shader | 16 |
Yes | Hardware Raytracing | No |
AMD FSR | Frame Generation | No |
32 GB | Max. GPU Memory | 2 GB |
12 | DirectX Version | 11 |
Hardware codec supportA 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. |
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AMD Radeon 780M | GPU | ARM Mali-G71 MP1 |
Decode / Encode | Codec h265 / HEVC (8 bit) | Decode / Encode |
Decode / Encode | Codec h265 / HEVC (10 bit) | Decode |
Decode / Encode | Codec h264 | Decode / Encode |
Decode | Codec VP9 | No |
Decode | Codec VP8 | Decode / Encode |
Decode / Encode | Codec AV1 | No |
Decode | Codec AVC | Decode / Encode |
Decode | Codec VC-1 | No |
Decode / Encode | Codec JPEG | Decode / Encode |
Memory & PCIeThe AMD Ryzen 9 7940HS supports a maximum of 256 GB of memory in 2 memory channels. The Samsung Exynos 7872 can connect up to GB of memory in 0 memory channels. |
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AMD Ryzen 9 7940HS | Characteristic | Samsung Exynos 7872 |
DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500 | Memory | LPDDR3-933 |
256 GB | Max. Memory | |
2 (Dual Channel) | Memory channels | 0 |
120.0 GB/s | Max. Bandwidth | -- |
Yes | ECC | No |
8.00 MB | L2 Cache | 2.00 MB |
16.00 MB | L3 Cache | -- |
4.0 | PCIe version | -- |
20 | PCIe lanes | -- |
39.4 GB/s | PCIe Bandwidth | -- |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Ryzen 9 7940HS has a TDP of 54 W, that of the Samsung Exynos 7872 is --. |
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AMD Ryzen 9 7940HS | Characteristic | Samsung Exynos 7872 |
54 W | TDP (PL1 / PBP) | -- |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
35 W | TDP down | -- |
100 °C | Tjunction max. | -- |
Technical detailsThe AMD Ryzen 9 7940HS has a 24.00 MB cache, while the Samsung Exynos 7872 cache has a total of 2.00 MB. |
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AMD Ryzen 9 7940HS | Characteristic | Samsung Exynos 7872 |
4 nm | Technology | 14 nm |
Monolithic | Chip design | Unknown |
x86-64 (64 bit) | Instruction set (ISA) | Armv8-A (64 bit) |
SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 | ISA extensions | -- |
FP8 | Socket | -- |
AMD-V, SVM | Virtualization | None |
Yes | AES-NI | No |
Windows 10, Windows 11, Linux | Operating systems | Android |
Q1/2023 | Release date | Q1/2018 |
-- | Release price | -- |
show more data | show more data | |
AMD Ryzen 9 7940HS
AMD Radeon 780M @ 2.80 GHz |
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Samsung Exynos 7872
ARM Mali-G71 MP1 @ 0.95 GHz |
AMD Ryzen 9 7940HS
8C 16T @ 5.20 GHz |
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Samsung Exynos 7872
6C 6T @ 2.00 GHz |
AMD Ryzen 9 7940HS
8C 16T @ 4.00 GHz |
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Samsung Exynos 7872
6C 6T @ 2.00 GHz |
AMD Ryzen 9 7940HS
8C 16T @ 5.20 GHz |
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Samsung Exynos 7872
6C 6T @ 2.00 GHz |
AMD Ryzen 9 7940HS
8C 16T @ 4.00 GHz |
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Samsung Exynos 7872
6C 6T @ 2.00 GHz |
AMD Ryzen 9 7940HS
8C 16T @ 4.00 GHz |
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Samsung Exynos 7872
6C 6T @ 2.00 GHz |
AMD Ryzen 9 7940HS
8C 16T @ 4.00 GHz |
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Samsung Exynos 7872
6C 6T @ 2.00 GHz |
AMD Ryzen 9 7940HS
8C 16T @ 4.00 GHz |
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Samsung Exynos 7872
6C 6T @ 2.00 GHz |
AMD Ryzen 9 7940HS
8C 16T @ 4.00 GHz |
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Samsung Exynos 7872
6C 6T @ 2.00 GHz |
Devices using this processor |
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AMD Ryzen 9 7940HS | Samsung Exynos 7872 |
Unknown | Unknown |