AMD Ryzen 7 7840U | MediaTek Dimensity 8100 | |
CPU comparisonAMD Ryzen 7 7840U or MediaTek Dimensity 8100 - 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 7 7840U has 8 cores with 16 threads and clocks with a maximum frequency of 5.10 GHz. Up to 256 GB of memory is supported in 2 memory channels. The AMD Ryzen 7 7840U was released in Q2/2023. The MediaTek Dimensity 8100 has 8 cores with 8 threads and clocks with a maximum frequency of 2.85 GHz. The CPU supports up to 16 GB of memory in 4 memory channels. The MediaTek Dimensity 8100 was released in Q1/2022. |
||
AMD Ryzen 7 (68) | Family | Mediatek Dimensity (36) |
AMD Ryzen 7040 (21) | CPU group | MediaTek Dimensity 8000 (4) |
6 | Generation | 3 |
Phoenix (Zen 4) | Architecture | Cortex-A78 / Cortex-A55 |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
AMD Ryzen 7 8840U | Successor | -- |
|
||
CPU Cores and Base FrequencyThe AMD Ryzen 7 7840U is a 8 core processor with a clock frequency of 3.30 GHz (5.10 GHz). The MediaTek Dimensity 8100 has 8 CPU cores with a clock frequency of 2.85 GHz. |
||
AMD Ryzen 7 7840U | Characteristic | MediaTek Dimensity 8100 |
8 | Cores | 8 |
16 | Threads | 8 |
normal | Core architecture | hybrid (big.LITTLE) |
Yes | Hyperthreading | No |
No | Overclocking ? | No |
3.30 GHz (5.10 GHz) 8x Zen 4 |
A-Core | 2.85 GHz 4x Cortex-A78 |
-- | B-Core | 2.00 GHz 4x Cortex-A55 |
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. |
||
AMD Ryzen 7 7840U | Characteristic | MediaTek Dimensity 8100 |
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. |
||
AMD Radeon 780M | GPU | ARM Mali-G610 MP6 |
0.80 GHz | GPU frequency | -- |
2.70 GHz | GPU (Turbo) | -- |
3 | GPU Generation | Vallhall 3 |
4 nm | Technology | 4 nm |
4 | Max. displays | 1 |
12 | Compute units | 6 |
768 | Shader | -- |
Yes | Hardware Raytracing | No |
AMD FSR | Frame Generation | No |
32 GB | Max. GPU Memory | -- |
12 | DirectX Version | 12 |
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. |
||
AMD Radeon 780M | GPU | ARM Mali-G610 MP6 |
Decode / Encode | Codec h265 / HEVC (8 bit) | Decode / Encode |
Decode / Encode | Codec h265 / HEVC (10 bit) | Decode / Encode |
Decode / Encode | Codec h264 | Decode / Encode |
Decode | Codec VP9 | Decode / Encode |
Decode | Codec VP8 | Decode / Encode |
Decode / Encode | Codec AV1 | Decode |
Decode | Codec AVC | Decode / Encode |
Decode | Codec VC-1 | Decode / Encode |
Decode / Encode | Codec JPEG | Decode / Encode |
Memory & PCIeThe AMD Ryzen 7 7840U supports a maximum of 256 GB of memory in 2 memory channels. The MediaTek Dimensity 8100 can connect up to 16 GB of memory in 4 memory channels. |
||
AMD Ryzen 7 7840U | Characteristic | MediaTek Dimensity 8100 |
DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500 | Memory | LPDDR5-6400 |
256 GB | Max. Memory | 16 GB |
2 (Dual Channel) | Memory channels | 4 (Quad Channel) |
120.0 GB/s | Max. Bandwidth | 51.2 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 7 7840U has a TDP of 28 W, that of the MediaTek Dimensity 8100 is --. |
||
AMD Ryzen 7 7840U | Characteristic | MediaTek Dimensity 8100 |
28 W | TDP (PL1 / PBP) | -- |
-- | TDP (PL2) | -- |
30 W | TDP up | -- |
15 W | TDP down | -- |
100 °C | Tjunction max. | -- |
Technical detailsThe AMD Ryzen 7 7840U has a 24.00 MB cache, while the MediaTek Dimensity 8100 cache has a total of 0.00 MB. |
||
AMD Ryzen 7 7840U | Characteristic | MediaTek Dimensity 8100 |
4 nm | Technology | 5 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 |
Q2/2023 | Release date | Q1/2022 |
-- | Release price | -- |
show more data | show more data | |
AMD Ryzen 7 7840U
8C 16T @ 5.10 GHz |
|||
MediaTek Dimensity 8100
8C 8T @ 2.85 GHz |
AMD Ryzen 7 7840U
8C 16T @ 3.30 GHz |
|||
MediaTek Dimensity 8100
8C 8T @ 2.85 GHz |
AMD Ryzen 7 7840U
8C 16T @ 5.10 GHz |
|||
MediaTek Dimensity 8100
8C 8T @ 2.85 GHz |
AMD Ryzen 7 7840U
8C 16T @ 3.30 GHz |
|||
MediaTek Dimensity 8100
8C 8T @ 2.85 GHz |
AMD Ryzen 7 7840U
8C 16T @ 3.30 GHz |
|||
MediaTek Dimensity 8100
8C 8T @ 2.85 GHz |
AMD Ryzen 7 7840U
8C 16T @ 5.10 GHz |
|||
MediaTek Dimensity 8100
8C 8T @ 2.85 GHz |
AMD Ryzen 7 7840U
8C 16T @ 3.30 GHz |
|||
MediaTek Dimensity 8100
8C 8T @ 2.85 GHz |
AMD Ryzen 7 7840U
AMD Radeon 780M @ 2.70 GHz |
|||
MediaTek Dimensity 8100
ARM Mali-G610 MP6 @ 0.00 GHz |
AMD Ryzen 7 7840U
8C 16T @ 3.30 GHz |
|||
MediaTek Dimensity 8100
8C 8T @ 2.85 GHz |
AMD Ryzen 7 7840U
13,450 CB R23 MC @ 30 W |
|||
MediaTek Dimensity 8100
2.85 GHz |
AMD Ryzen 7 7840U
8C 16T @ 3.30 GHz |
|||
MediaTek Dimensity 8100
8C 8T @ 2.85 GHz |
Devices using this processor |
|
AMD Ryzen 7 7840U | MediaTek Dimensity 8100 |
AOKZOE A1 Pro | Unknown |