AMD EPYC Embedded 3255 | AMD EPYC Embedded 3251 | |
CPU comparisonIn this CPU comparison, we compare the AMD EPYC Embedded 3255 and the AMD EPYC Embedded 3251 and use benchmarks to check which processor is faster.
We compare the AMD EPYC Embedded 3255 8 core processor released in Q1/2018 with the AMD EPYC Embedded 3251 which has 8 CPU cores and was introduced in Q1/2018. |
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AMD EPYC (129) | Family | AMD EPYC (129) |
AMD EPYC Embedded 3000 (7) | CPU group | AMD EPYC Embedded 3000 (7) |
1 | Generation | 1 |
Snowy Owl (Zen) | Architecture | Snowy Owl (Zen) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD EPYC Embedded 3255 is a 8 core processor with a clock frequency of 2.50 GHz (3.10 GHz). The processor can compute 16 threads at the same time. The AMD EPYC Embedded 3251 clocks with 2.50 GHz (3.10 GHz), has 8 CPU cores and can calculate 16 threads in parallel. |
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AMD EPYC Embedded 3255 | Characteristic | AMD EPYC Embedded 3251 |
8 | Cores | 8 |
16 | Threads | 16 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
Yes | Overclocking ? | Yes |
2.50 GHz | Frequency | 2.50 GHz |
3.10 GHz | Turbo Frequency (1 Core) | 3.10 GHz |
-- | Turbo Frequency (All Cores) | -- |
Memory & PCIeUp to 512 GB of memory in a maximum of 2 memory channels is supported by the AMD EPYC Embedded 3255, while the AMD EPYC Embedded 3251 supports a maximum of GB of memory with a maximum memory bandwidth of 42.7 GB/s enabled. |
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AMD EPYC Embedded 3255 | Characteristic | AMD EPYC Embedded 3251 |
DDR4-2666 | Memory | DDR4-2666 |
512 GB | Max. Memory | |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
42.7 GB/s | Max. Bandwidth | 42.7 GB/s |
Yes | ECC | Yes |
4.00 MB | L2 Cache | 4.00 MB |
16.00 MB | L3 Cache | 16.00 MB |
3.0 | PCIe version | 3.0 |
32 | PCIe lanes | 32 |
31.5 GB/s | PCIe Bandwidth | 31.5 GB/s |
Thermal ManagementThe AMD EPYC Embedded 3255 has a TDP of 55 W. The TDP of the AMD EPYC Embedded 3251 is 55 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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AMD EPYC Embedded 3255 | Characteristic | AMD EPYC Embedded 3251 |
55 W | TDP (PL1 / PBP) | 55 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
25 W | TDP down | -- |
105 °C | Tjunction max. | 105 °C |
Technical detailsThe AMD EPYC Embedded 3255 has 20.00 MB cache and is manufactured in 14 nm. The cache of AMD EPYC Embedded 3251 is at 20.00 MB. The processor is manufactured in 14 nm. |
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AMD EPYC Embedded 3255 | Characteristic | AMD EPYC Embedded 3251 |
14 nm | Technology | 14 nm |
Chiplet | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
SP4r2 | Socket | SP4r2 |
AMD-V, SVM | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q1/2018 | Release date | Q1/2018 |
-- | Release price | -- |
show more data | show more data | |
AMD EPYC Embedded 3255
8C 16T @ 2.50 GHz |
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AMD EPYC Embedded 3251
8C 16T @ 2.50 GHz |
Devices using this processor |
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AMD EPYC Embedded 3255 | AMD EPYC Embedded 3251 |
Unknown | Unknown |