AMD Ryzen 9 7940H | MediaTek Helio G25 | |
CPU comparisonAMD Ryzen 9 7940H or MediaTek Helio G25 - 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 7940H 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 7940H was released in Q1/2023. The MediaTek Helio G25 has 8 cores with 8 threads and clocks with a maximum frequency of 2.00 GHz. The CPU supports up to 6 GB of memory in 4 memory channels. The MediaTek Helio G25 was released in Q2/2020. |
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AMD Ryzen 9 (40) | Family | Mediatek Helio (37) |
AMD Ryzen 7040 (21) | CPU group | MediaTek Helio G20/G30 (4) |
6 | Generation | 1 |
Phoenix (Zen 4) | Architecture | Cortex-A53 / Cortex-A53 |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Ryzen 9 7940H is a 8 core processor with a clock frequency of 4.00 GHz (5.20 GHz). The MediaTek Helio G25 has 8 CPU cores with a clock frequency of 2.00 GHz. |
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AMD Ryzen 9 7940H | Characteristic | MediaTek Helio G25 |
8 | Cores | 8 |
16 | Threads | 8 |
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 4x Cortex-A53 |
-- | B-Core | 1.50 GHz 4x Cortex-A53 |
NPU AI performanceThe 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. |
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AMD Ryzen 9 7940H | Characteristic | MediaTek Helio G25 |
AMD Ryzen™ AI | AI hardware | -- |
AMD dedicated AI XDNA Technology | AI specifications | -- |
-- | NPU + CPU + iGPU | -- |
Integrated graphics (iGPU)The 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 | PowerVR GE8320 |
0.80 GHz | GPU frequency | 0.65 GHz |
2.80 GHz | GPU (Turbo) | -- |
3 | GPU Generation | -- |
4 nm | Technology | 20 nm |
4 | Max. displays | 1 |
12 | Compute units | 1 |
768 | Shader | -- |
Yes | Hardware Raytracing | No |
AMD FSR | Frame Generation | No |
32 GB | Max. GPU Memory | -- |
12 | DirectX Version | 10 |
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 | PowerVR GE8320 |
Decode / Encode | Codec h265 / HEVC (8 bit) | No |
Decode / Encode | Codec h265 / HEVC (10 bit) | No |
Decode / Encode | Codec h264 | No |
Decode | Codec VP9 | No |
Decode | Codec VP8 | No |
Decode / Encode | Codec AV1 | No |
Decode | Codec AVC | No |
Decode | Codec VC-1 | No |
Decode / Encode | Codec JPEG | No |
Memory & PCIeThe AMD Ryzen 9 7940H supports a maximum of 256 GB of memory in 2 memory channels. The MediaTek Helio G25 can connect up to 6 GB of memory in 4 memory channels. |
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AMD Ryzen 9 7940H | Characteristic | MediaTek Helio G25 |
DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500 | Memory | LPDDR4X-1600, LPDDR3-933 |
256 GB | Max. Memory | 6 GB |
2 (Dual Channel) | Memory channels | 4 (Quad Channel) |
120.0 GB/s | Max. Bandwidth | 12.8 GB/s |
Yes | ECC | No |
8.00 MB | L2 Cache | -- |
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 7940H has a TDP of 54 W, that of the MediaTek Helio G25 is --. |
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AMD Ryzen 9 7940H | Characteristic | MediaTek Helio G25 |
54 W | TDP (PL1 / PBP) | -- |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
35 W | TDP down | -- |
100 °C | Tjunction max. | -- |
Technical detailsThe AMD Ryzen 9 7940H has a 24.00 MB cache, while the MediaTek Helio G25 cache has a total of 0.00 MB. |
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AMD Ryzen 9 7940H | Characteristic | MediaTek Helio G25 |
4 nm | Technology | 12 nm |
Monolithic | Chip design | Chiplet |
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 | Q2/2020 |
-- | Release price | -- |
show more data | show more data | |
AMD Ryzen 9 7940H
8C 16T @ 5.20 GHz |
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MediaTek Helio G25
8C 8T @ 2.00 GHz |
AMD Ryzen 9 7940H
8C 16T @ 4.00 GHz |
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MediaTek Helio G25
8C 8T @ 2.00 GHz |
AMD Ryzen 9 7940H
AMD Radeon 780M @ 2.80 GHz |
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MediaTek Helio G25
PowerVR GE8320 @ 0.65 GHz |
AMD Ryzen 9 7940H
8C 16T @ 4.00 GHz |
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MediaTek Helio G25
8C 8T @ 2.00 GHz |
AMD Ryzen 9 7940H
8C 16T @ 5.20 GHz |
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MediaTek Helio G25
8C 8T @ 2.00 GHz |
AMD Ryzen 9 7940H
8C 16T @ 4.00 GHz |
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MediaTek Helio G25
8C 8T @ 2.00 GHz |
AMD Ryzen 9 7940H
8C 16T @ 4.00 GHz |
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MediaTek Helio G25
8C 8T @ 2.00 GHz |
AMD Ryzen 9 7940H
8C 16T @ 4.00 GHz |
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MediaTek Helio G25
8C 8T @ 2.00 GHz |
AMD Ryzen 9 7940H
8C 16T @ 4.00 GHz |
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MediaTek Helio G25
8C 8T @ 2.00 GHz |
Devices using this processor |
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AMD Ryzen 9 7940H | MediaTek Helio G25 |
Unknown | Unknown |