Intel Celeron 3955U | AMD EPYC 7251 | |
CPU comparisonIn this CPU comparison, we compare the Intel Celeron 3955U and the AMD EPYC 7251 and use benchmarks to check which processor is faster.
We compare the Intel Celeron 3955U 2 core processor released in Q4/2015 with the AMD EPYC 7251 which has 8 CPU cores and was introduced in Q3/2017. |
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Intel Celeron (165) | Family | AMD EPYC (129) |
Intel Celeron 3000 (10) | CPU group | AMD EPYC 7001 (12) |
7 | Generation | 1 |
Kaby Lake U | Architecture | Naples (Zen) |
Mobile | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Celeron 3955U is a 2 core processor with a clock frequency of 2.00 GHz. The processor can compute 2 threads at the same time. The AMD EPYC 7251 clocks with 2.10 GHz (2.90 GHz), has 8 CPU cores and can calculate 16 threads in parallel. |
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Intel Celeron 3955U | Characteristic | AMD EPYC 7251 |
2 | Cores | 8 |
2 | Threads | 16 |
normal | Core architecture | normal |
No | Hyperthreading | Yes |
No | Overclocking ? | No |
2.00 GHz | Frequency | 2.10 GHz |
-- | Turbo Frequency (1 Core) | 2.90 GHz |
-- | Turbo Frequency (All Cores) | 2.90 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 510 | GPU | no iGPU |
0.30 GHz | GPU frequency | -- |
0.90 GHz | GPU (Turbo) | -- |
9 | GPU Generation | -- |
14 nm | Technology | |
3 | Max. displays | |
12 | Compute units | -- |
96 | Shader | -- |
No | Hardware Raytracing | No |
No | Frame Generation | No |
32 GB | Max. GPU Memory | -- |
12.0 | 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 510 | GPU | no iGPU |
Decode / Encode | Codec h265 / HEVC (8 bit) | No |
Decode | Codec h265 / HEVC (10 bit) | No |
Decode / Encode | Codec h264 | No |
Decode | Codec VP9 | No |
Decode / Encode | Codec VP8 | No |
No | Codec AV1 | No |
Decode / Encode | Codec AVC | No |
Decode | Codec VC-1 | No |
Decode | Codec JPEG | No |
Memory & PCIeUp to 32 GB of memory in a maximum of 2 memory channels is supported by the Intel Celeron 3955U, while the AMD EPYC 7251 supports a maximum of GB of memory with a maximum memory bandwidth of 153.6 GB/s enabled. |
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Intel Celeron 3955U | Characteristic | AMD EPYC 7251 |
LPDDR3-1866, DDR4-2133, DDR3L-1600 | Memory | DDR4-2666 |
32 GB | Max. Memory | |
2 (Dual Channel) | Memory channels | 8 (Octa Channel) |
34.1 GB/s | Max. Bandwidth | 153.6 GB/s |
No | ECC | Yes |
-- | L2 Cache | -- |
2.00 MB | L3 Cache | 32.00 MB |
3.0 | PCIe version | 3.0 |
12 | PCIe lanes | 128 |
11.8 GB/s | PCIe Bandwidth | 126.1 GB/s |
Thermal ManagementThe Intel Celeron 3955U has a TDP of 15 W. The TDP of the AMD EPYC 7251 is 120 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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Intel Celeron 3955U | Characteristic | AMD EPYC 7251 |
15 W | TDP (PL1 / PBP) | 120 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
10 W | TDP down | -- |
100 °C | Tjunction max. | -- |
Technical detailsThe Intel Celeron 3955U has 2.00 MB cache and is manufactured in 14 nm. The cache of AMD EPYC 7251 is at 32.00 MB. The processor is manufactured in 14 nm. |
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Intel Celeron 3955U | Characteristic | AMD EPYC 7251 |
14 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 |
-- | Socket | SP3 |
VT-x, VT-x EPT, VT-d | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q4/2015 | Release date | Q3/2017 |
-- | Release price | 450 $ |
show more data | show more data | |
Intel Celeron 3955U
2C 2T @ 2.00 GHz |
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AMD EPYC 7251
8C 16T @ 2.90 GHz |
Intel Celeron 3955U
2C 2T @ 2.00 GHz |
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AMD EPYC 7251
8C 16T @ 2.90 GHz |
Intel Celeron 3955U
2C 2T @ 2.00 GHz |
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AMD EPYC 7251
8C 16T @ 2.90 GHz |
Intel Celeron 3955U
2C 2T @ 2.00 GHz |
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AMD EPYC 7251
8C 16T @ 2.90 GHz |
Intel Celeron 3955U
2C 2T @ 2.00 GHz |
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AMD EPYC 7251
8C 16T @ 2.90 GHz |
Intel Celeron 3955U
2C 2T @ 2.00 GHz |
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AMD EPYC 7251
8C 16T @ 2.90 GHz |
Intel Celeron 3955U
2C 2T @ 2.00 GHz |
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AMD EPYC 7251
8C 16T @ 2.90 GHz |
Intel Celeron 3955U
Intel HD Graphics 510 @ 0.90 GHz |
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AMD EPYC 7251
@ 0.00 GHz |
Devices using this processor |
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Intel Celeron 3955U | AMD EPYC 7251 |
Unknown | Unknown |