AMD Ryzen 9 5950X | AMD Ryzen 7 7840U | |
CPU comparisonAMD Ryzen 9 5950X or AMD Ryzen 7 7840U - 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 5950X has 16 cores with 32 threads and clocks with a maximum frequency of 4.90 GHz. Up to 128 GB of memory is supported in 2 memory channels. The AMD Ryzen 9 5950X was released in Q4/2020. The AMD Ryzen 7 7840U has 8 cores with 16 threads and clocks with a maximum frequency of 5.10 GHz. The CPU supports up to 256 GB of memory in 2 memory channels. The AMD Ryzen 7 7840U was released in Q2/2023. |
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AMD Ryzen 9 (35) | Family | AMD Ryzen 7 (67) |
AMD Ryzen 5000 (12) | CPU group | AMD Ryzen 7040 (21) |
4 | Generation | 6 |
Vermeer (Zen 3) | Architecture | Phoenix (Zen 4) |
Desktop / Server | Segment | Mobile |
AMD Ryzen 9 3950X | Predecessor | -- |
AMD Ryzen 9 7950X | Successor | AMD Ryzen 7 8840U |
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CPU Cores and Base FrequencyThe AMD Ryzen 9 5950X has 16 CPU cores and can calculate 32 threads in parallel. The clock frequency of the AMD Ryzen 9 5950X is 3.40 GHz (4.90 GHz) while the AMD Ryzen 7 7840U has 8 CPU cores and 16 threads can calculate simultaneously. The clock frequency of the AMD Ryzen 7 7840U is at 3.30 GHz (5.10 GHz). |
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AMD Ryzen 9 5950X | Characteristic | AMD Ryzen 7 7840U |
16 | Cores | 8 |
32 | Threads | 16 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
Yes | Overclocking ? | No |
3.40 GHz | Frequency | 3.30 GHz |
4.90 GHz | Turbo Frequency (1 Core) | 5.10 GHz |
4.20 GHz | 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 9 5950X | Characteristic | AMD Ryzen 7 7840U |
-- | AI hardware | AMD Ryzen AI |
-- | AI specifications | AMD dedicated AI XDNA Technology |
Internal GraphicsThe AMD Ryzen 9 5950X or AMD Ryzen 7 7840U has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die. |
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no iGPU | GPU | AMD Radeon 780M |
GPU frequency | 0.80 GHz | |
-- | GPU (Turbo) | 2.70 GHz |
-- | GPU Generation | 3 |
Technology | 4 nm | |
Max. displays | 4 | |
-- | Compute units | 12 |
-- | Shader | 768 |
No | Hardware Raytracing | Yes |
No | Frame Generation | AMD FSR |
-- | Max. GPU Memory | 32 GB |
-- | 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. |
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no iGPU | GPU | AMD Radeon 780M |
No | Codec h265 / HEVC (8 bit) | Decode / Encode |
No | Codec h265 / HEVC (10 bit) | Decode / Encode |
No | Codec h264 | Decode / Encode |
No | Codec VP9 | Decode |
No | Codec VP8 | Decode |
No | Codec AV1 | Decode / Encode |
No | Codec AVC | Decode |
No | Codec VC-1 | Decode |
No | Codec JPEG | Decode / Encode |
Memory & PCIeThe AMD Ryzen 9 5950X can use up to 128 GB of memory in 2 memory channels. The maximum memory bandwidth is 51.2 GB/s. The AMD Ryzen 7 7840U supports up to 256 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 120.0 GB/s. |
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AMD Ryzen 9 5950X | Characteristic | AMD Ryzen 7 7840U |
DDR4-3200 | Memory | DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500 |
128 GB | Max. Memory | 256 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
51.2 GB/s | Max. Bandwidth | 120.0 GB/s |
Yes | ECC | Yes |
8.00 MB | L2 Cache | 8.00 MB |
64.00 MB | L3 Cache | 16.00 MB |
4.0 | PCIe version | 4.0 |
20 | PCIe lanes | 20 |
39.4 GB/s | PCIe Bandwidth | 39.4 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the AMD Ryzen 9 5950X is 105 W, while the AMD Ryzen 7 7840U has a TDP of 28 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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AMD Ryzen 9 5950X | Characteristic | AMD Ryzen 7 7840U |
105 W | TDP (PL1 / PBP) | 28 W |
142 W | TDP (PL2) | -- |
-- | TDP up | 30 W |
-- | TDP down | 15 W |
95 °C | Tjunction max. | 100 °C |
Technical detailsThe AMD Ryzen 9 5950X is manufactured in 7 nm and has 72.00 MB cache. The AMD Ryzen 7 7840U is manufactured in 4 nm and has a 24.00 MB cache. |
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AMD Ryzen 9 5950X | Characteristic | AMD Ryzen 7 7840U |
7 nm | Technology | 4 nm |
Chiplet | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 | ISA extensions | SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 |
AM4 (PGA 1331) | Socket | FP8 |
AMD-V, SVM | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 10, Windows 11, Linux | Operating systems | Windows 10, Windows 11, Linux |
Q4/2020 | Release date | Q2/2023 |
799 $ | Release price | -- |
show more data | show more data | |
AMD Ryzen 9 5950X
16C 32T @ 4.90 GHz |
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AMD Ryzen 7 7840U
8C 16T @ 5.10 GHz |
AMD Ryzen 9 5950X
16C 32T @ 4.20 GHz |
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AMD Ryzen 7 7840U
8C 16T @ 3.30 GHz |
AMD Ryzen 9 5950X
16C 32T @ 4.90 GHz |
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AMD Ryzen 7 7840U
8C 16T @ 5.10 GHz |
AMD Ryzen 9 5950X
16C 32T @ 4.20 GHz |
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AMD Ryzen 7 7840U
8C 16T @ 3.30 GHz |
AMD Ryzen 9 5950X
16C 32T @ 4.90 GHz |
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AMD Ryzen 7 7840U
8C 16T @ 5.10 GHz |
AMD Ryzen 9 5950X
16C 32T @ 4.20 GHz |
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AMD Ryzen 7 7840U
8C 16T @ 3.30 GHz |
AMD Ryzen 9 5950X
16C 32T @ 4.20 GHz |
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AMD Ryzen 7 7840U
8C 16T @ 3.30 GHz |
AMD Ryzen 9 5950X
28,577 CB R23 MC @ 153 W |
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AMD Ryzen 7 7840U
13,450 CB R23 MC @ 30 W |
AMD Ryzen 9 5950X
16C 32T @ 4.90 GHz |
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AMD Ryzen 7 7840U
8C 16T @ 5.10 GHz |
AMD Ryzen 9 5950X
16C 32T @ 4.90 GHz |
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AMD Ryzen 7 7840U
8C 16T @ 5.10 GHz |
AMD Ryzen 9 5950X
16C 32T @ 4.90 GHz |
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AMD Ryzen 7 7840U
8C 16T @ 5.10 GHz |
AMD Ryzen 9 5950X
16C 32T @ 4.20 GHz |
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AMD Ryzen 7 7840U
8C 16T @ 3.30 GHz |
AMD Ryzen 9 5950X
@ 0.00 GHz |
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AMD Ryzen 7 7840U
AMD Radeon 780M @ 2.70 GHz |
AMD Ryzen 9 5950X
16C 32T @ 4.20 GHz |
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AMD Ryzen 7 7840U
8C 16T @ 3.30 GHz |
AMD Ryzen 9 5950X
16C 32T @ 4.20 GHz |
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AMD Ryzen 7 7840U
8C 16T @ 3.30 GHz |
AMD Ryzen 9 5950X
16C 32T @ 3.40 GHz |
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AMD Ryzen 7 7840U
8C 16T @ 3.30 GHz |
AMD Ryzen 9 5950X
16C 32T @ 4.90 GHz |
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AMD Ryzen 7 7840U
8C 16T @ 5.10 GHz |
AMD Ryzen 9 5950X
16C 32T @ 4.20 GHz |
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AMD Ryzen 7 7840U
8C 16T @ 3.30 GHz |
AMD Ryzen 9 5950X
16C 32T @ 3.40 GHz |
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AMD Ryzen 7 7840U
8C 16T @ 3.30 GHz |
Devices using this processor |
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AMD Ryzen 9 5950X | AMD Ryzen 7 7840U |
Unknown | AOKZOE A1 Pro |