AMD Ryzen 5 PRO 8640U | AMD Ryzen 7 6800U | |
CPU comparisonIn this CPU comparison, we compare the AMD Ryzen 5 PRO 8640U and the AMD Ryzen 7 6800U and use benchmarks to check which processor is faster.
We compare the AMD Ryzen 5 PRO 8640U 6 core processor released in Q2/2024 with the AMD Ryzen 7 6800U which has 8 CPU cores and was introduced in Q1/2022. |
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AMD Ryzen 5 PRO (28) | Family | AMD Ryzen 7 (70) |
AMD Ryzen 8040 (20) | CPU group | AMD Ryzen 6000U/7035U (9) |
7 | Generation | 5 |
Hawk Point (Zen 4) | Architecture | Rembrandt (Zen 3+) |
Mobile | Segment | Mobile |
AMD Ryzen 5 PRO 7640U | Predecessor | AMD Ryzen 7 5800U |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Ryzen 5 PRO 8640U is a 6 core processor with a clock frequency of 3.50 GHz (4.90 GHz). The processor can compute 12 threads at the same time. The AMD Ryzen 7 6800U clocks with 2.70 GHz (4.70 GHz), has 8 CPU cores and can calculate 16 threads in parallel. |
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AMD Ryzen 5 PRO 8640U | Characteristic | AMD Ryzen 7 6800U |
6 | Cores | 8 |
12 | Threads | 16 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | No |
3.50 GHz | Frequency | 2.70 GHz |
4.90 GHz | Turbo Frequency (1 Core) | 4.70 GHz |
-- | Turbo Frequency (All Cores) | 3.40 GHz |
Integrated graphics (iGPU)Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback. |
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AMD Radeon 760M | GPU | AMD Radeon 680M |
0.80 GHz | GPU frequency | 2.00 GHz |
2.60 GHz | GPU (Turbo) | 2.20 GHz |
10 | GPU Generation | 9 |
4 nm | Technology | 6 nm |
4 | Max. displays | 3 |
8 | Compute units | 12 |
512 | Shader | 768 |
Yes | Hardware Raytracing | Yes |
AMD FSR | Frame Generation | No |
32 GB | Max. GPU Memory | 8 GB |
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. |
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AMD Radeon 760M | GPU | AMD Radeon 680M |
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 |
Decode / Encode | Codec JPEG | Decode / Encode |
Memory & PCIeUp to 256 GB of memory in a maximum of 2 memory channels is supported by the AMD Ryzen 5 PRO 8640U, while the AMD Ryzen 7 6800U supports a maximum of 64 GB of memory with a maximum memory bandwidth of 76.8 GB/s enabled. |
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AMD Ryzen 5 PRO 8640U | Characteristic | AMD Ryzen 7 6800U |
DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500 | Memory | LPDDR5-6400, DDR5-4800 |
256 GB | Max. Memory | 64 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
120.0 GB/s | Max. Bandwidth | 76.8 GB/s |
Yes | ECC | No |
6.00 MB | L2 Cache | 4.00 MB |
16.00 MB | L3 Cache | 16.00 MB |
4.0 | PCIe version | 4.0 |
20 | PCIe lanes | 12 |
39.4 GB/s | PCIe Bandwidth | 23.6 GB/s |
Thermal ManagementThe AMD Ryzen 5 PRO 8640U has a TDP of 28 W. The TDP of the AMD Ryzen 7 6800U is 15 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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AMD Ryzen 5 PRO 8640U | Characteristic | AMD Ryzen 7 6800U |
28 W | TDP (PL1 / PBP) | 15 W |
-- | TDP (PL2) | -- |
-- | TDP up | 28 W |
15 W | TDP down | -- |
100 °C | Tjunction max. | 105 °C |
Technical detailsThe AMD Ryzen 5 PRO 8640U has 22.00 MB cache and is manufactured in 4 nm. The cache of AMD Ryzen 7 6800U is at 20.00 MB. The processor is manufactured in 6 nm. |
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AMD Ryzen 5 PRO 8640U | Characteristic | AMD Ryzen 7 6800U |
4 nm | Technology | 6 nm |
Monolithic | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
FP8 | Socket | FP7 |
AMD-V, SVM | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 10, Windows 11, Linux | Operating systems | Windows 10, Windows 11, Linux |
Q2/2024 | Release date | Q1/2022 |
-- | Release price | -- |
show more data | show more data | |
AMD Ryzen 5 PRO 8640U
6C 12T @ 4.90 GHz |
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AMD Ryzen 7 6800U
8C 16T @ 4.70 GHz |
AMD Ryzen 5 PRO 8640U
6C 12T @ 3.50 GHz |
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AMD Ryzen 7 6800U
8C 16T @ 3.40 GHz |
AMD Ryzen 5 PRO 8640U
6C 12T @ 4.90 GHz |
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AMD Ryzen 7 6800U
8C 16T @ 4.70 GHz |
AMD Ryzen 5 PRO 8640U
6C 12T @ 3.50 GHz |
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AMD Ryzen 7 6800U
8C 16T @ 3.40 GHz |
AMD Ryzen 5 PRO 8640U
6C 12T @ 4.90 GHz |
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AMD Ryzen 7 6800U
8C 16T @ 4.70 GHz |
AMD Ryzen 5 PRO 8640U
6C 12T @ 3.50 GHz |
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AMD Ryzen 7 6800U
8C 16T @ 3.40 GHz |
AMD Ryzen 5 PRO 8640U
AMD Radeon 760M @ 2.60 GHz |
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AMD Ryzen 7 6800U
AMD Radeon 680M @ 2.20 GHz |
AMD Ryzen 5 PRO 8640U
6C 12T @ 4.90 GHz |
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AMD Ryzen 7 6800U
8C 16T @ 4.70 GHz |
AMD Ryzen 5 PRO 8640U
6C 12T @ 4.90 GHz |
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AMD Ryzen 7 6800U
8C 16T @ 4.70 GHz |
AMD Ryzen 5 PRO 8640U
6C 12T @ 4.90 GHz |
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AMD Ryzen 7 6800U
8C 16T @ 4.70 GHz |
AMD Ryzen 5 PRO 8640U
6C 12T @ 3.50 GHz |
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AMD Ryzen 7 6800U
8C 16T @ 3.40 GHz |
AMD Ryzen 5 PRO 8640U
6C 12T @ 3.50 GHz |
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AMD Ryzen 7 6800U
8C 16T @ 3.40 GHz |
AMD Ryzen 5 PRO 8640U
6C 12T @ 4.90 GHz |
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AMD Ryzen 7 6800U
8C 16T @ 4.70 GHz |
AMD Ryzen 5 PRO 8640U
6C 12T @ 3.50 GHz |
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AMD Ryzen 7 6800U
8C 16T @ 3.40 GHz |
AMD Ryzen 5 PRO 8640U
10,675 CB R23 MC @ 24 W |
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AMD Ryzen 7 6800U
2.70 GHz |
Devices using this processor |
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AMD Ryzen 5 PRO 8640U | AMD Ryzen 7 6800U |
Unknown | Unknown |