AMD EPYC 3151 vs AMD EPYC 7281
Comparative analysis of AMD EPYC 3151 and AMD EPYC 7281 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 3151
- CPU is newer: launch date 8 month(s) later
- Around 7% higher clock speed: 2.9 GHz vs 2.7 GHz
- 3.8x lower typical power consumption: 45 Watt vs 155/170 Watt
- Around 16% better performance in PassMark - Single thread mark: 1883 vs 1626
Specifications (specs) | |
Launch date | 21 Feb 2018 vs June 2017 |
Maximum frequency | 2.9 GHz vs 2.7 GHz |
Thermal Design Power (TDP) | 45 Watt vs 155/170 Watt |
Benchmarks | |
PassMark - Single thread mark | 1883 vs 1626 |
Reasons to consider the AMD EPYC 7281
- Processor is unlocked, an unlocked multiplier allows for easier overclocking
- 12 more cores, run more applications at once: 16 vs 4
- 24 more threads: 32 vs 8
- 4x more L1 cache, more data can be stored in the L1 cache for quick access later
- 4x more L2 cache, more data can be stored in the L2 cache for quick access later
- 2097152x more L3 cache, more data can be stored in the L3 cache for quick access later
- 2.6x better performance in PassMark - CPU mark: 21621 vs 8376
Specifications (specs) | |
Unlocked | Unlocked vs Locked |
Number of cores | 16 vs 4 |
Number of threads | 32 vs 8 |
L1 cache | 96 KB (per core) vs 96K (per core) |
L2 cache | 512 KB (per core) vs 512K (per core) |
L3 cache | 32 MB vs 16MB (shared) |
Max number of CPUs in a configuration | 2 vs 1 |
Benchmarks | |
PassMark - CPU mark | 21621 vs 8376 |
Compare benchmarks
CPU 1: AMD EPYC 3151
CPU 2: AMD EPYC 7281
PassMark - Single thread mark |
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PassMark - CPU mark |
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Name | AMD EPYC 3151 | AMD EPYC 7281 |
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PassMark - Single thread mark | 1883 | 1626 |
PassMark - CPU mark | 8376 | 21621 |
Compare specifications (specs)
AMD EPYC 3151 | AMD EPYC 7281 | |
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Essentials |
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Architecture codename | Zen | Zen |
Launch date | 21 Feb 2018 | June 2017 |
Place in performance rating | 1267 | 1192 |
Family | AMD EPYC | |
Series | AMD EPYC 7000 Series | |
Vertical segment | Server | |
Performance |
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Base frequency | 2.7 GHz | 2.1 GHz |
Die size | 213 mm² | 192 mm |
L1 cache | 96K (per core) | 96 KB (per core) |
L2 cache | 512K (per core) | 512 KB (per core) |
L3 cache | 16MB (shared) | 32 MB |
Manufacturing process technology | 14 nm | 14 nm |
Maximum core temperature | 95°C | |
Maximum frequency | 2.9 GHz | 2.7 GHz |
Number of cores | 4 | 16 |
Number of threads | 8 | 32 |
Unlocked | ||
64 bit support | ||
Transistor count | 4800 million | |
Memory |
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ECC memory support | ||
Supported memory types | DDR4-2666 MHz, Dual-channel | DDR4 |
Max memory channels | 8 | |
Maximum memory bandwidth | 307/341 GB/s | |
Supported memory frequency | 2400/2666 MHz | |
Compatibility |
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Max number of CPUs in a configuration | 1 | 2 |
Sockets supported | AMD BGA SP4r2 | TR4 |
Thermal Design Power (TDP) | 45 Watt | 155/170 Watt |
Socket Count | 1P/2P | |
Peripherals |
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PCIe configurations | Gen 3, 32 Lanes, (CPU only) | |
PCI Express revision | x128 | |
Virtualization |
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AMD Virtualization (AMD-V™) |