AMD EPYC 7451 | Intel Atom E3827 | |
CPU comparisonAMD EPYC 7451 or Intel Atom E3827 - 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 EPYC 7451 has 24 cores with 48 threads and clocks with a maximum frequency of 3.20 GHz. Up to GB of memory is supported in 8 memory channels. The AMD EPYC 7451 was released in Q3/2017. The Intel Atom E3827 has 2 cores with 2 threads and clocks with a maximum frequency of 1.75 GHz. The CPU supports up to 8 GB of memory in 2 memory channels. The Intel Atom E3827 was released in Q4/2013. |
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AMD EPYC (129) | Family | Intel Atom (108) |
AMD EPYC 7001 (12) | CPU group | Intel Atom E3800 (6) |
1 | Generation | 4 |
Naples (Zen) | Architecture | Bay Trail |
Desktop / Server | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD EPYC 7451 has 24 CPU cores and can calculate 48 threads in parallel. The clock frequency of the AMD EPYC 7451 is 2.30 GHz (3.20 GHz) while the Intel Atom E3827 has 2 CPU cores and 2 threads can calculate simultaneously. The clock frequency of the Intel Atom E3827 is at 1.75 GHz. |
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AMD EPYC 7451 | Characteristic | Intel Atom E3827 |
24 | Cores | 2 |
48 | Threads | 2 |
normal | Core architecture | normal |
Yes | Hyperthreading | No |
No | Overclocking ? | No |
2.30 GHz | Frequency | 1.75 GHz |
3.20 GHz | Turbo Frequency (1 Core) | -- |
2.90 GHz | Turbo Frequency (All Cores) | -- |
Internal GraphicsThe AMD EPYC 7451 or Intel Atom E3827 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 | Intel HD Graphics (Bay Trail GT1) |
GPU frequency | 0.54 GHz | |
-- | GPU (Turbo) | 0.79 GHz |
-- | GPU Generation | 7 |
Technology | 22 nm | |
Max. displays | 2 | |
-- | Compute units | 4 |
-- | Shader | 32 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
-- | Max. GPU Memory | 2 GB |
-- | DirectX Version | 11.2 |
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 (Bay Trail GT1) |
No | Codec h265 / HEVC (8 bit) | No |
No | Codec h265 / HEVC (10 bit) | No |
No | Codec h264 | Decode / Encode |
No | Codec VP9 | No |
No | Codec VP8 | No |
No | Codec AV1 | No |
No | Codec AVC | Decode / Encode |
No | Codec VC-1 | Decode |
No | Codec JPEG | Decode |
Memory & PCIeThe AMD EPYC 7451 can use up to GB of memory in 8 memory channels. The maximum memory bandwidth is 170.6 GB/s. The Intel Atom E3827 supports up to 8 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 21.3 GB/s. |
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AMD EPYC 7451 | Characteristic | Intel Atom E3827 |
DDR4-2666 | Memory | DDR3L-1333 |
Max. Memory | 8 GB | |
8 (Octa Channel) | Memory channels | 2 (Dual Channel) |
170.6 GB/s | Max. Bandwidth | 21.3 GB/s |
Yes | ECC | No |
-- | L2 Cache | -- |
64.00 MB | L3 Cache | 1.00 MB |
3.0 | PCIe version | -- |
128 | PCIe lanes | -- |
126.1 GB/s | PCIe Bandwidth | -- |
Thermal ManagementThe thermal design power (TDP for short) of the AMD EPYC 7451 is 180 W, while the Intel Atom E3827 has a TDP of 8 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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AMD EPYC 7451 | Characteristic | Intel Atom E3827 |
180 W | TDP (PL1 / PBP) | 8 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe AMD EPYC 7451 is manufactured in 14 nm and has 64.00 MB cache. The Intel Atom E3827 is manufactured in 22 nm and has a 1.00 MB cache. |
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AMD EPYC 7451 | Characteristic | Intel Atom E3827 |
14 nm | Technology | 22 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 |
SP3 | Socket | BGA 1170 |
AMD-V, SVM | Virtualization | VT-x, VT-x EPT |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | |
Q3/2017 | Release date | Q4/2013 |
2400 $ | Release price | -- |
show more data | show more data | |
AMD EPYC 7451
24C 48T @ 3.20 GHz |
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Intel Atom E3827
2C 2T @ 1.75 GHz |
AMD EPYC 7451
24C 48T @ 2.90 GHz |
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Intel Atom E3827
2C 2T @ 1.75 GHz |
AMD EPYC 7451
24C 48T @ 2.90 GHz |
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Intel Atom E3827
2C 2T @ 1.75 GHz |
AMD EPYC 7451
24C 48T @ 3.20 GHz |
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Intel Atom E3827
2C 2T @ 1.75 GHz |
AMD EPYC 7451
24C 48T @ 2.90 GHz |
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Intel Atom E3827
2C 2T @ 1.75 GHz |
AMD EPYC 7451
@ 0.00 GHz |
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Intel Atom E3827
Intel HD Graphics (Bay Trail GT1) @ 0.79 GHz |
AMD EPYC 7451
24C 48T @ 3.20 GHz |
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Intel Atom E3827
2C 2T @ 1.75 GHz |
AMD EPYC 7451
24C 48T @ 2.90 GHz |
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Intel Atom E3827
2C 2T @ 1.75 GHz |
Devices using this processor |
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AMD EPYC 7451 | Intel Atom E3827 |
Unknown | Unknown |