Intel Atom E3815 | AMD EPYC 7401P | |
CPU comparisonIn this CPU comparison, we compare the Intel Atom E3815 and the AMD EPYC 7401P and use benchmarks to check which processor is faster.
We compare the Intel Atom E3815 1 core processor released in Q4/2013 with the AMD EPYC 7401P which has 24 CPU cores and was introduced in Q3/2017. |
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Intel Atom (108) | Family | AMD EPYC (129) |
Intel Atom E3800 (6) | CPU group | AMD EPYC 7001 (12) |
4 | Generation | 1 |
Bay Trail | Architecture | Naples (Zen) |
Mobile | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Atom E3815 is a 1 core processor with a clock frequency of 1.46 GHz. The processor can compute 1 threads at the same time. The AMD EPYC 7401P clocks with 2.00 GHz (3.00 GHz), has 24 CPU cores and can calculate 48 threads in parallel. |
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Intel Atom E3815 | Characteristic | AMD EPYC 7401P |
1 | Cores | 24 |
1 | Threads | 48 |
normal | Core architecture | normal |
No | Hyperthreading | Yes |
No | Overclocking ? | No |
1.46 GHz | Frequency | 2.00 GHz |
-- | Turbo Frequency (1 Core) | 3.00 GHz |
-- | Turbo Frequency (All Cores) | 2.80 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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Intel HD Graphics (Bay Trail GT1) | GPU | no iGPU |
0.40 GHz | GPU frequency | -- |
0.40 GHz | GPU (Turbo) | -- |
7 | GPU Generation | -- |
22 nm | Technology | |
2 | Max. displays | |
4 | Compute units | -- |
32 | Shader | -- |
No | Hardware Raytracing | No |
No | Frame Generation | No |
2 GB | Max. GPU Memory | -- |
11.2 | 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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Intel HD Graphics (Bay Trail GT1) | GPU | no iGPU |
No | Codec h265 / HEVC (8 bit) | No |
No | Codec h265 / HEVC (10 bit) | No |
Decode / Encode | Codec h264 | No |
No | Codec VP9 | No |
No | Codec VP8 | No |
No | Codec AV1 | No |
Decode / Encode | Codec AVC | No |
Decode | Codec VC-1 | No |
Decode | Codec JPEG | No |
Memory & PCIeUp to 8 GB of memory in a maximum of 1 memory channels is supported by the Intel Atom E3815, while the AMD EPYC 7401P supports a maximum of GB of memory with a maximum memory bandwidth of 170.6 GB/s enabled. |
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Intel Atom E3815 | Characteristic | AMD EPYC 7401P |
DDR3L-1066 | Memory | DDR4-2400, DDR4-2666 |
8 GB | Max. Memory | |
1 (Single Channel) | Memory channels | 8 (Octa Channel) |
8.6 GB/s | Max. Bandwidth | 170.6 GB/s |
No | ECC | Yes |
-- | L2 Cache | -- |
1.00 MB | L3 Cache | 64.00 MB |
-- | PCIe version | 3.0 |
-- | PCIe lanes | 128 |
-- | PCIe Bandwidth | 126.1 GB/s |
Thermal ManagementThe Intel Atom E3815 has a TDP of 5 W. The TDP of the AMD EPYC 7401P is 170 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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Intel Atom E3815 | Characteristic | AMD EPYC 7401P |
5 W | TDP (PL1 / PBP) | 170 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe Intel Atom E3815 has 1.00 MB cache and is manufactured in 22 nm. The cache of AMD EPYC 7401P is at 64.00 MB. The processor is manufactured in 14 nm. |
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Intel Atom E3815 | Characteristic | AMD EPYC 7401P |
22 nm | Technology | 14 nm |
Monolithic | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.1, SSE4.2 | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
BGA 1170 | Socket | SP3 |
VT-x, VT-x EPT | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Operating systems | Windows 10, Linux | |
Q4/2013 | Release date | Q3/2017 |
-- | Release price | 1450 $ |
show more data | show more data | |
Intel Atom E3815
1C 1T @ 1.46 GHz |
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AMD EPYC 7401P
24C 48T @ 3.00 GHz |
Intel Atom E3815
1C 1T @ 1.46 GHz |
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AMD EPYC 7401P
24C 48T @ 2.80 GHz |
Intel Atom E3815
1C 1T @ 1.46 GHz |
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AMD EPYC 7401P
24C 48T @ 2.80 GHz |
Intel Atom E3815
1C 1T @ 1.46 GHz |
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AMD EPYC 7401P
24C 48T @ 3.00 GHz |
Intel Atom E3815
1C 1T @ 1.46 GHz |
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AMD EPYC 7401P
24C 48T @ 2.80 GHz |
Intel Atom E3815
Intel HD Graphics (Bay Trail GT1) @ 0.40 GHz |
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AMD EPYC 7401P
@ 0.00 GHz |
Intel Atom E3815
1C 1T @ 1.46 GHz |
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AMD EPYC 7401P
24C 48T @ 3.00 GHz |
Intel Atom E3815
1C 1T @ 1.46 GHz |
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AMD EPYC 7401P
24C 48T @ 2.80 GHz |
Devices using this processor |
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Intel Atom E3815 | AMD EPYC 7401P |
Unknown | Unknown |