AMD EPYC 7251 vs Intel Xeon E3-1285 v4
Comparative analysis of AMD EPYC 7251 and Intel Xeon E3-1285 v4 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Virtualization, Graphics, Graphics interfaces, Security & Reliability, Advanced Technologies. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).
Differences
Reasons to consider the AMD EPYC 7251
- CPU is newer: launch date 2 year(s) 0 month(s) later
- Processor is unlocked, an unlocked multiplier allows for easier overclocking
- 4 more cores, run more applications at once: 8 vs 4
- 8 more threads: 16 vs 8
- 3x 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
- 5.3x more L3 cache, more data can be stored in the L3 cache for quick access later
- Around 92% better performance in PassMark - CPU mark: 14935 vs 7762
| Specifications (specs) | |
| Launch date | June 2017 vs June 2015 |
| Unlocked | Unlocked vs Locked |
| Number of cores | 8 vs 4 |
| Number of threads | 16 vs 8 |
| L1 cache | 96 KB (per core) vs 64 KB (per core) |
| L2 cache | 512 KB (per core) vs 256 KB (per core) |
| L3 cache | 32 MB vs 6144 KB (shared) |
| Max number of CPUs in a configuration | 2 vs 1 |
| Benchmarks | |
| PassMark - CPU mark | 14935 vs 7762 |
Reasons to consider the Intel Xeon E3-1285 v4
- Around 31% higher clock speed: 3.80 GHz vs 2.9 GHz
- Around 26% lower typical power consumption: 95 Watt vs 120 Watt
- Around 38% better performance in PassMark - Single thread mark: 2300 vs 1671
| Specifications (specs) | |
| Maximum frequency | 3.80 GHz vs 2.9 GHz |
| Thermal Design Power (TDP) | 95 Watt vs 120 Watt |
| Benchmarks | |
| PassMark - Single thread mark | 2300 vs 1671 |
Compare benchmarks
CPU 1: AMD EPYC 7251
CPU 2: Intel Xeon E3-1285 v4
| PassMark - Single thread mark |
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| PassMark - CPU mark |
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| Name | AMD EPYC 7251 | Intel Xeon E3-1285 v4 |
|---|---|---|
| PassMark - Single thread mark | 1671 | 2300 |
| PassMark - CPU mark | 14935 | 7762 |
| GFXBench 4.0 - Car Chase Offscreen (Frames) | 740 | |
| GFXBench 4.0 - Car Chase Offscreen (Fps) | 740 | |
| GFXBench 4.0 - Manhattan (Frames) | 2101 | |
| GFXBench 4.0 - Manhattan (Fps) | 2101 | |
| GFXBench 4.0 - T-Rex (Frames) | 3280 | |
| GFXBench 4.0 - T-Rex (Fps) | 3280 |
Compare specifications (specs)
| AMD EPYC 7251 | Intel Xeon E3-1285 v4 | |
|---|---|---|
Essentials |
||
| Architecture codename | Zen | Broadwell |
| Family | AMD EPYC | |
| Launch date | June 2017 | June 2015 |
| Place in performance rating | 1315 | 1255 |
| Series | AMD EPYC 7000 Series | Intel® Xeon® Processor E3 v4 Family |
| Vertical segment | Server | Server |
| Processor Number | E3-1285V4 | |
| Status | Launched | |
Performance |
||
| 64 bit support | ||
| Base frequency | 2.1 GHz | 3.50 GHz |
| Die size | 192 mm | 160 mm |
| L1 cache | 96 KB (per core) | 64 KB (per core) |
| L2 cache | 512 KB (per core) | 256 KB (per core) |
| L3 cache | 32 MB | 6144 KB (shared) |
| Manufacturing process technology | 14 nm | 14 nm |
| Maximum frequency | 2.9 GHz | 3.80 GHz |
| Number of cores | 8 | 4 |
| Number of threads | 16 | 8 |
| Transistor count | 4800 million | 1400 million |
| Unlocked | ||
| Bus Speed | 5 GT/s DMI | |
| Number of QPI Links | 0 | |
Memory |
||
| Max memory channels | 8 | 2 |
| Maximum memory bandwidth | 307 GB/s | 29.8 GB/s |
| Supported memory frequency | 2400 MHz | |
| Supported memory types | DDR4 | DDR3 and DDR3L 1333/1600/1866 at 1.5V |
| ECC memory support | ||
| Maximum memory size | 32 GB | |
Compatibility |
||
| Max number of CPUs in a configuration | 2 | 1 |
| Socket Count | 1P/2P | |
| Sockets supported | TR4 | FCLGA1150 |
| Thermal Design Power (TDP) | 120 Watt | 95 Watt |
| Low Halogen Options Available | ||
| Package Size | 37.5mm x 37.5mm | |
| Thermal Solution | PCG 2013B | |
Peripherals |
||
| PCI Express revision | x128 | 3.0 |
| Max number of PCIe lanes | 16 | |
| PCIe configurations | 1x16 | |
| Scalability | 1S Only | |
Virtualization |
||
| AMD Virtualization (AMD-V™) | ||
| Intel® Virtualization Technology (VT-x) | ||
| Intel® Virtualization Technology for Directed I/O (VT-d) | ||
| Intel® VT-x with Extended Page Tables (EPT) | ||
Graphics |
||
| eDRAM | 128 MB | |
| Execution Units | 48 | |
| Graphics base frequency | 300 MHz | |
| Graphics max dynamic frequency | 1.15 GHz | |
| Graphics max frequency | 1.15 GHz | |
| Intel® Clear Video technology | ||
| Intel® Flexible Display Interface (Intel® FDI) | ||
| Intel® Quick Sync Video | ||
| Max video memory | 32 GB | |
| Processor graphics | Intel Iris Pro Graphics P6300 | |
Graphics interfaces |
||
| Number of displays supported | 3 | |
Security & Reliability |
||
| Execute Disable Bit (EDB) | ||
| Intel® OS Guard | ||
| Intel® Trusted Execution technology (TXT) | ||
Advanced Technologies |
||
| Enhanced Intel SpeedStep® technology | ||
| Flexible Display interface (FDI) | ||
| Idle States | ||
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 | |
| Intel 64 | ||
| Intel® Advanced Vector Extensions (AVX) | ||
| Intel® AES New Instructions | ||
| Intel® Hyper-Threading technology | ||
| Intel® TSX-NI | ||
| Intel® Turbo Boost technology | ||
| Intel® vPro™ Platform Eligibility | ||
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