AMD Ryzen 9 3950X | Intel Core i5-7400 | |
CPU comparisonAMD Ryzen 9 3950X or Intel Core i5-7400 - 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 3950X has 16 cores with 32 threads and clocks with a maximum frequency of 4.70 GHz. Up to 128 GB of memory is supported in 2 memory channels. The AMD Ryzen 9 3950X was released in Q3/2019. The Intel Core i5-7400 has 4 cores with 4 threads and clocks with a maximum frequency of 3.50 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The Intel Core i5-7400 was released in Q1/2017. |
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AMD Ryzen 9 (40) | Family | Intel Core i5 (331) |
AMD Ryzen 3000 (15) | CPU group | Intel Core i 7000 (17) |
3 | Generation | 7 |
Matisse (Zen 2) | Architecture | Kaby Lake S |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | Intel Core i5-6400 |
AMD Ryzen 9 5950X | Successor | Intel Core i5-8400 |
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CPU Cores and Base FrequencyThe AMD Ryzen 9 3950X is a 16 core processor with a clock frequency of 3.50 GHz (4.70 GHz). The Intel Core i5-7400 has 4 CPU cores with a clock frequency of 3.00 GHz (3.50 GHz). |
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AMD Ryzen 9 3950X | Characteristic | Intel Core i5-7400 |
16 | Cores | 4 |
32 | Threads | 4 |
normal | Core architecture | normal |
Yes | Hyperthreading | No |
Yes | Overclocking ? | No |
3.50 GHz | Frequency | 3.00 GHz |
4.70 GHz | Turbo Frequency (1 Core) | 3.50 GHz |
4.00 GHz | Turbo Frequency (All Cores) | 3.30 GHz |
Integrated graphics (iGPU)The 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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no iGPU | GPU | Intel HD Graphics 630 |
GPU frequency | 0.35 GHz | |
-- | GPU (Turbo) | 1.00 GHz |
-- | GPU Generation | 9.5 |
Technology | 14 nm | |
Max. displays | 3 | |
-- | Compute units | 24 |
-- | Shader | 192 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
-- | Max. GPU Memory | 64 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 | Intel HD Graphics 630 |
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 / Encode |
No | Codec VP8 | Decode / Encode |
No | Codec AV1 | No |
No | Codec AVC | Decode / Encode |
No | Codec VC-1 | Decode |
No | Codec JPEG | Decode / Encode |
Memory & PCIeThe AMD Ryzen 9 3950X supports a maximum of 128 GB of memory in 2 memory channels. The Intel Core i5-7400 can connect up to 64 GB of memory in 2 memory channels. |
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AMD Ryzen 9 3950X | Characteristic | Intel Core i5-7400 |
DDR4-3200 | Memory | DDR4-2400 |
128 GB | Max. Memory | 64 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
51.2 GB/s | Max. Bandwidth | 38.4 GB/s |
Yes | ECC | No |
-- | L2 Cache | -- |
64.00 MB | L3 Cache | 6.00 MB |
4.0 | PCIe version | 3.0 |
20 | PCIe lanes | 16 |
39.4 GB/s | PCIe Bandwidth | 15.8 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Ryzen 9 3950X has a TDP of 105 W, that of the Intel Core i5-7400 is 65 W. |
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AMD Ryzen 9 3950X | Characteristic | Intel Core i5-7400 |
105 W | TDP (PL1 / PBP) | 65 W |
142 W | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
95 °C | Tjunction max. | -- |
Technical detailsThe AMD Ryzen 9 3950X has a 64.00 MB cache, while the Intel Core i5-7400 cache has a total of 6.00 MB. |
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AMD Ryzen 9 3950X | Characteristic | Intel Core i5-7400 |
7 nm | Technology | 14 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 | SSE4.1, SSE4.2, AVX2 |
AM4 (PGA 1331) | Socket | LGA 1151 |
AMD-V, SVM | Virtualization | VT-x, VT-x EPT, VT-d |
Yes | AES-NI | Yes |
Windows 10, Windows 11, Linux | Operating systems | Windows 10, Linux |
Q3/2019 | Release date | Q1/2017 |
650 $ | Release price | 220 $ |
show more data | show more data | |
AMD Ryzen 9 3950X
16C 32T @ 4.70 GHz |
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Intel Core i5-7400
4C 4T @ 3.50 GHz |
AMD Ryzen 9 3950X
16C 32T @ 4.00 GHz |
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Intel Core i5-7400
4C 4T @ 3.30 GHz |
AMD Ryzen 9 3950X
16C 32T @ 4.70 GHz |
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Intel Core i5-7400
4C 4T @ 3.50 GHz |
AMD Ryzen 9 3950X
16C 32T @ 4.00 GHz |
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Intel Core i5-7400
4C 4T @ 3.30 GHz |
AMD Ryzen 9 3950X
16C 32T @ 4.70 GHz |
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Intel Core i5-7400
4C 4T @ 3.50 GHz |
AMD Ryzen 9 3950X
16C 32T @ 4.00 GHz |
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Intel Core i5-7400
4C 4T @ 3.30 GHz |
AMD Ryzen 9 3950X
16C 32T @ 4.00 GHz |
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Intel Core i5-7400
4C 4T @ 3.30 GHz |
AMD Ryzen 9 3950X
16C 32T @ 4.00 GHz |
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Intel Core i5-7400
4C 4T @ 3.30 GHz |
AMD Ryzen 9 3950X
16C 32T @ 4.70 GHz |
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Intel Core i5-7400
4C 4T @ 3.50 GHz |
AMD Ryzen 9 3950X
16C 32T @ 3.50 GHz |
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Intel Core i5-7400
4C 4T @ 3.00 GHz |
AMD Ryzen 9 3950X
16C 32T @ 4.70 GHz |
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Intel Core i5-7400
4C 4T @ 3.50 GHz |
AMD Ryzen 9 3950X
16C 32T @ 4.00 GHz |
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Intel Core i5-7400
4C 4T @ 3.30 GHz |
AMD Ryzen 9 3950X
16C 32T @ 4.70 GHz |
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Intel Core i5-7400
4C 4T @ 3.50 GHz |
AMD Ryzen 9 3950X
16C 32T @ 4.70 GHz |
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Intel Core i5-7400
4C 4T @ 3.50 GHz |
AMD Ryzen 9 3950X
16C 32T @ 4.70 GHz |
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Intel Core i5-7400
4C 4T @ 3.50 GHz |
AMD Ryzen 9 3950X
16C 32T @ 4.00 GHz |
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Intel Core i5-7400
4C 4T @ 3.30 GHz |
AMD Ryzen 9 3950X
@ 0.00 GHz |
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Intel Core i5-7400
Intel HD Graphics 630 @ 1.00 GHz |
AMD Ryzen 9 3950X
16C 32T @ 4.00 GHz |
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Intel Core i5-7400
4C 4T @ 3.30 GHz |
Devices using this processor |
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AMD Ryzen 9 3950X | Intel Core i5-7400 |
Memory PC High End Gaming PC AMD Ryzen 9 3950X Kiebel Gamer-PC Loki [184903] |
Unknown |