AMD EPYC 3451 vs AMD EPYC Embedded 3251
Comparative analysis of AMD EPYC 3451 and AMD EPYC Embedded 3251 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.
Differences
Reasons to consider the AMD EPYC 3451
- 8 more cores, run more applications at once: 16 vs 8
- 16 more threads: 32 vs 16
- 2x more L1 cache, more data can be stored in the L1 cache for quick access later
- 2x more L2 cache, more data can be stored in the L2 cache for quick access later
- Around 40% better performance in PassMark - CPU mark: 19532 vs 13912
Specifications (specs) | |
Number of cores | 16 vs 8 |
Number of threads | 32 vs 16 |
L1 cache | 96K (per core) vs 768 KB |
L2 cache | 512K (per core) vs 4 MB |
Benchmarks | |
PassMark - CPU mark | 19532 vs 13912 |
Reasons to consider the AMD EPYC Embedded 3251
- Processor is unlocked, an unlocked multiplier allows for easier overclocking
- Around 3% higher clock speed: 3.1 GHz vs 3 GHz
- 524288x more L3 cache, more data can be stored in the L3 cache for quick access later
- 2x lower typical power consumption: 50 Watt vs 100 Watt
- Around 11% better performance in PassMark - Single thread mark: 1881 vs 1700
Specifications (specs) | |
Unlocked | Unlocked vs Locked |
Maximum frequency | 3.1 GHz vs 3 GHz |
L3 cache | 16 MB vs 32MB (shared) |
Thermal Design Power (TDP) | 50 Watt vs 100 Watt |
Benchmarks | |
PassMark - Single thread mark | 1881 vs 1700 |
Compare benchmarks
CPU 1: AMD EPYC 3451
CPU 2: AMD EPYC Embedded 3251
PassMark - Single thread mark |
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PassMark - CPU mark |
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Name | AMD EPYC 3451 | AMD EPYC Embedded 3251 |
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PassMark - Single thread mark | 1700 | 1881 |
PassMark - CPU mark | 19532 | 13912 |
Compare specifications (specs)
AMD EPYC 3451 | AMD EPYC Embedded 3251 | |
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Essentials |
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Architecture codename | Zen (Snowy Owl) | Zen |
Launch date | 21 Feb 2018 | 21 Feb 2018 |
Place in performance rating | 1188 | 1189 |
Vertical segment | Server | |
Performance |
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Base frequency | 2.15 GHz | 2.5 GHz |
Die size | 2x 213 mm² | 192 mm |
L1 cache | 96K (per core) | 768 KB |
L2 cache | 512K (per core) | 4 MB |
L3 cache | 32MB (shared) | 16 MB |
Manufacturing process technology | 14 nm | 14 nm |
Maximum core temperature | 105°C | |
Maximum frequency | 3 GHz | 3.1 GHz |
Number of cores | 16 | 8 |
Number of threads | 32 | 16 |
Transistor count | 4,800 million | 4800 million |
Unlocked | ||
64 bit support | ||
Memory |
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ECC memory support | ||
Supported memory types | DDR4-2666 MHz, Dual-channel | DDR4-2666 |
Max memory channels | 2 | |
Maximum memory bandwidth | 39.74 GB/s | |
Maximum memory size | 512 GB | |
Compatibility |
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Configurable TDP | 80-100 W | |
Max number of CPUs in a configuration | 1 | 1 |
Sockets supported | AMD BGA SP4r2 | |
Thermal Design Power (TDP) | 100 Watt | 50 Watt |
Peripherals |
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PCIe configurations | Gen 3, 64 Lanes, (CPU only) | x16, x8, x4, x2 |
Integrated LAN | ||
Max number of PCIe lanes | 32 | |
PCI Express revision | 3.0 | |
Total number of SATA ports | 8 | |
USB revision | 3.0 | |
Virtualization |
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AMD Virtualization (AMD-V™) |