Xeon Phi 7255 vs Phi 7210
Primary details
Comparing Xeon Phi 7210 and Xeon Phi 7255 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1290 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Server |
| Power efficiency | 2.03 | no data |
| Architecture codename | Knights Landing (2016) | no data |
| Release date | 20 June 2016 (8 years ago) | 1 October 2017 (7 years ago) |
Detailed specifications
Xeon Phi 7210 and Xeon Phi 7255 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 | 64 (Tetrahexaconta-Core) | 68 (Octahexaconta-Core) |
| Threads | 256 | 68 |
| Base clock speed | 1.3 GHz | 1.1 GHz |
| Boost clock speed | 1.5 GHz | 1.2 GHz |
| L1 cache | 32 KB (per core) | no data |
| L2 cache | 512 KB (per core) | no data |
| L3 cache | 0 KB (shared) | 34 MB L2 Cache |
| Chip lithography | 14 nm | 14 nm |
| Maximum core temperature | no data | 82 °C |
| Number of transistors | 8,000 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| VID voltage range | no data | 0.550-1.2V |
Compatibility
Information on Xeon Phi 7210 and Xeon Phi 7255 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 | no data |
| Socket | 3647 | no data |
| Power consumption (TDP) | 215 Watt | 215 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon Phi 7210 and Xeon Phi 7255. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® AVX-512 |
| AES-NI | + | + |
| AVX | + | - |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | no data |
| Turbo Boost Technology | no data | 2.0 |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
Security technologies
Xeon Phi 7210 and Xeon Phi 7255 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | - |
| EDB | no data | + |
| SGX | no data | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon Phi 7210 and Xeon Phi 7255 are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon Phi 7210 and Xeon Phi 7255. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 | DDR4-2400 |
| Maximum memory size | no data | 384 GB |
| Max memory channels | no data | 6 |
| Maximum memory bandwidth | no data | 115.2 GB/s |
| ECC memory support | - | + |
Peripherals
Specifications and connection of peripherals supported by Xeon Phi 7210 and Xeon Phi 7255.
| PCIe version | no data | 3.0 |
| PCI Express lanes | no data | 36 |
Pros & cons summary
| Recency | 20 June 2016 | 1 October 2017 |
| Physical cores | 64 | 68 |
| Threads | 256 | 68 |
Xeon Phi 7210 has 276.5% more threads.
Xeon Phi 7255, on the other hand, has an age advantage of 1 year, and 6.3% more physical cores.
We couldn't decide between Xeon Phi 7210 and Xeon Phi 7255. We've got no test results to judge.
Should you still have questions on choice between Xeon Phi 7210 and Xeon Phi 7255, ask them in Comments section, and we shall answer.
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