Xeon Platinum 8280 vs Phi 7295
Primary details
Comparing Xeon Phi 7295 and Xeon Platinum 8280 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 270 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 1.66 |
| Market segment | Server | Server |
| Series | Intel Xeon Phi | Intel Xeon Platinum |
| Power efficiency | no data | 9.52 |
| Architecture codename | Knights Mill (2017) | Cascade Lake-SP (2018) |
| Release date | 1 December 2017 (7 years ago) | 11 December 2018 (6 years ago) |
| Launch price (MSRP) | no data | $10,009 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Xeon Phi 7295 and Xeon Platinum 8280 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.
| Physical cores | 72 (Doheptaconta-Core) | 28 (Octacosa-Core) |
| Threads | 288 | 56 |
| Base clock speed | 1.5 GHz | 2.7 GHz |
| Boost clock speed | 1.6 GHz | 4 GHz |
| Multiplier | 15 | 27 |
| L1 cache | 32K (per core) | 64 KB (per core) |
| L2 cache | 512K (per core) | 1 MB (per core) |
| L3 cache | 0 KB (shared) | 38.5 MB (shared) |
| Chip lithography | 14 nm | 14 nm |
| Maximum core temperature | 77 °C | 84 °C |
| Number of transistors | 8,000 million | 8,000 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| VID voltage range | 0.550-1.2V | no data |
Compatibility
Information on Xeon Phi 7295 and Xeon Platinum 8280 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | 1 | 8 (Multiprocessor) |
| Socket | SVLCLGA3647 | FCLGA3647 |
| Power consumption (TDP) | 320 Watt | 205 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon Phi 7295 and Xeon Platinum 8280. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® AVX-512 | Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 |
| AES-NI | + | + |
| AVX | + | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | 2.0 | 2.0 |
| Hyper-Threading Technology | no data | + |
| TSX | - | + |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Turbo Boost Max 3.0 | no data | - |
| Deep Learning Boost | - | + |
Security technologies
Xeon Phi 7295 and Xeon Platinum 8280 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | + |
| EDB | + | + |
| SGX | - | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon Phi 7295 and Xeon Platinum 8280 are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon Phi 7295 and Xeon Platinum 8280. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-2400 | DDR4-2933 |
| Maximum memory size | 384 GB | 1 TB |
| Max memory channels | 6 | 6 |
| Maximum memory bandwidth | 115.212 GB/s | 140.8 GB/s |
| ECC memory support | + | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | N/A |
| Max video memory | 1 GB | no data |
| Graphics max frequency | 0 MHz | no data |
Peripherals
Specifications and connection of peripherals supported by Xeon Phi 7295 and Xeon Platinum 8280.
| PCIe version | 3.0 | 3.0 |
| PCI Express lanes | 36 | 48 |
Pros & cons summary
| Recency | 1 December 2017 | 11 December 2018 |
| Physical cores | 72 | 28 |
| Threads | 288 | 56 |
| Power consumption (TDP) | 320 Watt | 205 Watt |
Xeon Phi 7295 has 157.1% more physical cores and 414.3% more threads.
Xeon Platinum 8280, on the other hand, has an age advantage of 1 year, and 56.1% lower power consumption.
We couldn't decide between Xeon Phi 7295 and Xeon Platinum 8280. We've got no test results to judge.
Should you still have questions on choice between Xeon Phi 7295 and Xeon Platinum 8280, ask them in Comments section, and we shall answer.
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