Intel Pentium Gold 6405U | AMD Ryzen 7 7840HS | |
CPU comparisonIn this CPU comparison, we compare the Intel Pentium Gold 6405U and the AMD Ryzen 7 7840HS and use benchmarks to check which processor is faster.
We compare the Intel Pentium Gold 6405U 2 core processor released in Q4/2019 with the AMD Ryzen 7 7840HS which has 8 CPU cores and was introduced in Q1/2023. |
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Intel Pentium (150) | Family | AMD Ryzen 7 (70) |
Intel Pentium 6000 (1) | CPU group | AMD Ryzen 7040 (21) |
10 | Generation | 6 |
Comet Lake U | Architecture | Phoenix (Zen 4) |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | AMD Ryzen 7 8840HS |
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CPU Cores and Base FrequencyThe Intel Pentium Gold 6405U is a 2 core processor with a clock frequency of 2.40 GHz. The processor can compute 4 threads at the same time. The AMD Ryzen 7 7840HS clocks with 3.80 GHz (5.10 GHz), has 8 CPU cores and can calculate 16 threads in parallel. |
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Intel Pentium Gold 6405U | Characteristic | AMD Ryzen 7 7840HS |
2 | Cores | 8 |
4 | Threads | 16 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | No |
2.40 GHz | Frequency | 3.80 GHz |
-- | Turbo Frequency (1 Core) | 5.10 GHz |
-- | Turbo Frequency (All Cores) | 4.25 GHz |
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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Intel Pentium Gold 6405U | Characteristic | AMD Ryzen 7 7840HS |
-- | AI hardware | AMD Ryzen™ AI |
-- | AI specifications | AMD dedicated AI XDNA Technology |
-- | NPU + CPU + iGPU | -- |
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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Intel UHD Graphics 610 | GPU | AMD Radeon 780M |
0.30 GHz | GPU frequency | 0.80 GHz |
0.95 GHz | GPU (Turbo) | 2.70 GHz |
9.5 | GPU Generation | 3 |
14 nm | Technology | 4 nm |
3 | Max. displays | 4 |
12 | Compute units | 12 |
96 | Shader | 768 |
No | Hardware Raytracing | Yes |
No | Frame Generation | AMD FSR |
32 GB | Max. GPU Memory | 32 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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Intel UHD Graphics 610 | GPU | AMD Radeon 780M |
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 / Encode | Codec VP9 | Decode |
Decode / Encode | Codec VP8 | Decode |
No | Codec AV1 | Decode / Encode |
Decode / Encode | Codec AVC | Decode |
Decode | Codec VC-1 | Decode |
Decode / Encode | Codec JPEG | Decode / Encode |
Memory & PCIeUp to 64 GB of memory in a maximum of 2 memory channels is supported by the Intel Pentium Gold 6405U, while the AMD Ryzen 7 7840HS supports a maximum of 256 GB of memory with a maximum memory bandwidth of 120.0 GB/s enabled. |
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Intel Pentium Gold 6405U | Characteristic | AMD Ryzen 7 7840HS |
LPDDR3-2133, DDR4-2400 | Memory | DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500 |
64 GB | Max. Memory | 256 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
38.4 GB/s | Max. Bandwidth | 120.0 GB/s |
No | ECC | Yes |
-- | L2 Cache | 8.00 MB |
2.00 MB | L3 Cache | 16.00 MB |
2.0 | PCIe version | 4.0 |
12 | PCIe lanes | 20 |
6.0 GB/s | PCIe Bandwidth | 39.4 GB/s |
Thermal ManagementThe Intel Pentium Gold 6405U has a TDP of 15 W. The TDP of the AMD Ryzen 7 7840HS is 54 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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Intel Pentium Gold 6405U | Characteristic | AMD Ryzen 7 7840HS |
15 W | TDP (PL1 / PBP) | 54 W |
-- | TDP (PL2) | -- |
-- | TDP up | 60 W |
12.5 W | TDP down | 35 W |
100 °C | Tjunction max. | 100 °C |
Technical detailsThe Intel Pentium Gold 6405U has 2.00 MB cache and is manufactured in 14 nm. The cache of AMD Ryzen 7 7840HS is at 24.00 MB. The processor is manufactured in 4 nm. |
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Intel Pentium Gold 6405U | Characteristic | AMD Ryzen 7 7840HS |
14 nm | Technology | 4 nm |
Monolithic | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.1, SSE4.2 | ISA extensions | SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 |
BGA 1528 | Socket | FP8 |
VT-x, VT-x EPT, VT-d | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 10, Windows 11, Linux | Operating systems | Windows 10, Windows 11, Linux |
Q4/2019 | Release date | Q1/2023 |
193 $ | Release price | -- |
show more data | show more data | |
Intel Pentium Gold 6405U
2C 4T @ 2.40 GHz |
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AMD Ryzen 7 7840HS
8C 16T @ 5.10 GHz |
Intel Pentium Gold 6405U
2C 4T @ 2.40 GHz |
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AMD Ryzen 7 7840HS
8C 16T @ 4.25 GHz |
Intel Pentium Gold 6405U
Intel UHD Graphics 610 @ 0.95 GHz |
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AMD Ryzen 7 7840HS
AMD Radeon 780M @ 2.70 GHz |
Intel Pentium Gold 6405U
2C 4T @ 2.40 GHz |
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AMD Ryzen 7 7840HS
8C 16T @ 4.25 GHz |
Intel Pentium Gold 6405U
2C 4T @ 2.40 GHz |
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AMD Ryzen 7 7840HS
8C 16T @ 5.10 GHz |
Intel Pentium Gold 6405U
2C 4T @ 2.40 GHz |
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AMD Ryzen 7 7840HS
8C 16T @ 5.10 GHz |
Intel Pentium Gold 6405U
2C 4T @ 2.40 GHz |
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AMD Ryzen 7 7840HS
8C 16T @ 5.10 GHz |
Intel Pentium Gold 6405U
2C 4T @ 2.40 GHz |
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AMD Ryzen 7 7840HS
8C 16T @ 4.25 GHz |
Intel Pentium Gold 6405U
2C 4T @ 2.40 GHz |
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AMD Ryzen 7 7840HS
8C 16T @ 5.10 GHz |
Intel Pentium Gold 6405U
2C 4T @ 2.40 GHz |
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AMD Ryzen 7 7840HS
8C 16T @ 4.25 GHz |
Intel Pentium Gold 6405U
2C 4T @ 2.40 GHz |
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AMD Ryzen 7 7840HS
8C 16T @ 5.10 GHz |
Intel Pentium Gold 6405U
2C 4T @ 2.40 GHz |
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AMD Ryzen 7 7840HS
8C 16T @ 3.80 GHz |
Intel Pentium Gold 6405U
2.40 GHz |
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AMD Ryzen 7 7840HS
15,930 CB R23 MC @ 55 W |
Intel Pentium Gold 6405U
2C 4T @ 2.40 GHz |
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AMD Ryzen 7 7840HS
8C 16T @ 3.80 GHz |
Devices using this processor |
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Intel Pentium Gold 6405U | AMD Ryzen 7 7840HS |
Lenovo Ideapad 3 17IML05 | Lenovo IdeaPad Pro 5 14 Lenovo IdeaPad Pro 5 16 |