Note: The information shown below is based on rumors and unoffical information. Technical details or benchmark results may be different in the final version of this processor. |
AMD Ryzen 7 7840U | AMD EPYC 9335 | |
CPU comparisonAMD Ryzen 7 7840U or AMD EPYC 9335 - 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 AMD EPYC 9335 has 32 cores with 64 threads and clocks with a maximum frequency of 3.30 GHz. The CPU supports up to 6144 GB of memory in 12 memory channels. The AMD EPYC 9335 was released in Q4/2024. |
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AMD Ryzen 7 (70) | Family | AMD EPYC (129) |
AMD Ryzen 7040 (21) | CPU group | AMD EPYC 9005 (21) |
6 | Generation | 5 |
Phoenix (Zen 4) | Architecture | Turin (Zen 5 / Zen 5c) |
Mobile | Segment | Desktop / Server |
-- | Predecessor | AMD EPYC 9334 |
AMD Ryzen 7 8840U | Successor | -- |
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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 AMD EPYC 9335 has 32 CPU cores with a clock frequency of 3.30 GHz. |
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AMD Ryzen 7 7840U | Characteristic | AMD EPYC 9335 |
8 | Cores | 32 |
16 | Threads | 64 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | No |
3.30 GHz | Frequency | 3.30 GHz |
5.10 GHz | Turbo Frequency (1 Core) | -- |
-- | Turbo Frequency (All Cores) | -- |
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 7 7840U | Characteristic | AMD EPYC 9335 |
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 | no iGPU |
0.80 GHz | GPU frequency | -- |
2.70 GHz | GPU (Turbo) | -- |
3 | GPU Generation | -- |
4 nm | Technology | |
4 | Max. displays | |
12 | Compute units | -- |
768 | Shader | -- |
Yes | Hardware Raytracing | No |
AMD FSR | Frame Generation | No |
32 GB | Max. GPU Memory | -- |
12 | DirectX Version | -- |
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 | no iGPU |
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 7 7840U supports a maximum of 256 GB of memory in 2 memory channels. The AMD EPYC 9335 can connect up to 6144 GB of memory in 12 memory channels. |
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AMD Ryzen 7 7840U | Characteristic | AMD EPYC 9335 |
DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500 | Memory | DDR5-6000 |
256 GB | Max. Memory | 6144 GB |
2 (Dual Channel) | Memory channels | 12 |
120.0 GB/s | Max. Bandwidth | 480.0 GB/s |
Yes | ECC | Yes |
8.00 MB | L2 Cache | -- |
16.00 MB | L3 Cache | 128.00 MB |
4.0 | PCIe version | 5.0 |
20 | PCIe lanes | 128 |
39.4 GB/s | PCIe Bandwidth | 504.1 GB/s |
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 AMD EPYC 9335 is 210 W. |
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AMD Ryzen 7 7840U | Characteristic | AMD EPYC 9335 |
28 W | TDP (PL1 / PBP) | 210 W |
-- | TDP (PL2) | -- |
30 W | TDP up | -- |
15 W | TDP down | -- |
100 °C | Tjunction max. | 100 °C |
Technical detailsThe AMD Ryzen 7 7840U has a 24.00 MB cache, while the AMD EPYC 9335 cache has a total of 128.00 MB. |
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AMD Ryzen 7 7840U | Characteristic | AMD EPYC 9335 |
4 nm | Technology | 4 nm |
Monolithic | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 | ISA extensions | SSE4.2, AVX2, AVX-512, BFLOAT16, VNNI |
FP8 | Socket | SP5 |
AMD-V, SVM | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 10, Windows 11, Linux | Operating systems | Windows Server 2022, Linux, Windows 11 |
Q2/2023 | Release date | Q4/2024 |
-- | Release price | -- |
show more data | show more data | |
AMD Ryzen 7 7840U
8C 16T @ 5.10 GHz |
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AMD EPYC 9335
32C 64T @ 3.30 GHzNot verified |
AMD Ryzen 7 7840U
8C 16T @ 3.30 GHz |
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AMD EPYC 9335
32C 64T @ 3.30 GHzNot verified |
AMD Ryzen 7 7840U
8C 16T @ 5.10 GHz |
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AMD EPYC 9335
32C 64T @ 3.30 GHzNot verified |
AMD Ryzen 7 7840U
8C 16T @ 3.30 GHz |
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AMD EPYC 9335
32C 64T @ 3.30 GHzNot verified |
AMD Ryzen 7 7840U
8C 16T @ 5.10 GHz |
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AMD EPYC 9335
32C 64T @ 3.30 GHzNot verified |
AMD Ryzen 7 7840U
8C 16T @ 3.30 GHz |
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AMD EPYC 9335
32C 64T @ 3.30 GHzNot verified |
AMD Ryzen 7 7840U
AMD Radeon 780M @ 2.70 GHz |
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AMD EPYC 9335
@ 0.00 GHzNot verified |
AMD Ryzen 7 7840U
8C 16T @ 3.30 GHz |
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AMD EPYC 9335
32C 64T @ 3.30 GHzNot verified |
AMD Ryzen 7 7840U
13,450 CB R23 MC @ 30 W |
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AMD EPYC 9335
3.30 GHz Not verified |
AMD Ryzen 7 7840U
8C 16T @ 3.30 GHz |
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AMD EPYC 9335
32C 64T @ 3.30 GHzNot verified |
Devices using this processor |
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AMD Ryzen 7 7840U | AMD EPYC 9335 |
AOKZOE A1 Pro | Unknown |