EPYC 4464P vs Xeon Phi 7255
Primary details
Comparing Xeon Phi 7255 and EPYC 4464P processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 133 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 66.92 |
| Market segment | Server | Server |
| Power efficiency | no data | 27.53 |
| Architecture codename | no data | Raphael (2023−2024) |
| Release date | 1 October 2017 (7 years ago) | 21 May 2024 (less than a year ago) |
| Launch price (MSRP) | no data | $399 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Xeon Phi 7255 and EPYC 4464P 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 | 68 (Octahexaconta-Core) | 12 (Dodeca-Core) |
| Threads | 68 | 24 |
| Base clock speed | 1.1 GHz | 3.7 GHz |
| Boost clock speed | 1.2 GHz | 5.4 GHz |
| L1 cache | no data | 64 KB (per core) |
| L2 cache | no data | 1 MB (per core) |
| L3 cache | 34 MB L2 Cache | 32 MB (shared) |
| Chip lithography | 14 nm | 5 nm |
| Die size | no data | 2x 71 mm2 |
| Maximum core temperature | 82 °C | no data |
| Maximum case temperature (TCase) | no data | 61 °C |
| Number of transistors | no data | 13,140 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
| VID voltage range | 0.550-1.2V | no data |
Compatibility
Information on Xeon Phi 7255 and EPYC 4464P 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 | no data | 1 |
| Socket | no data | AM5 |
| Power consumption (TDP) | 215 Watt | 105 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon Phi 7255 and EPYC 4464P. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® AVX-512 | no data |
| AES-NI | + | + |
| AVX | - | + |
| Turbo Boost Technology | 2.0 | no data |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Precision Boost 2 | no data | + |
Security technologies
Xeon Phi 7255 and EPYC 4464P technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | no data |
| EDB | + | no data |
| SGX | - | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon Phi 7255 and EPYC 4464P are enumerated here.
| AMD-V | - | + |
| VT-d | + | no data |
| VT-x | + | no data |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon Phi 7255 and EPYC 4464P. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-2400 | DDR5 |
| Maximum memory size | 384 GB | no data |
| Max memory channels | 6 | no data |
| Maximum memory bandwidth | 115.2 GB/s | no data |
| ECC memory support | + | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | AMD Radeon Graphics |
Peripherals
Specifications and connection of peripherals supported by Xeon Phi 7255 and EPYC 4464P.
| PCIe version | 3.0 | 5.0 |
| PCI Express lanes | 36 | 28 |
Pros & cons summary
| Recency | 1 October 2017 | 21 May 2024 |
| Physical cores | 68 | 12 |
| Threads | 68 | 24 |
| Chip lithography | 14 nm | 5 nm |
| Power consumption (TDP) | 215 Watt | 105 Watt |
Xeon Phi 7255 has 466.7% more physical cores and 183.3% more threads.
EPYC 4464P, on the other hand, has an age advantage of 6 years, a 180% more advanced lithography process, and 104.8% lower power consumption.
We couldn't decide between Xeon Phi 7255 and EPYC 4464P. We've got no test results to judge.
Should you still have questions on choice between Xeon Phi 7255 and EPYC 4464P, ask them in Comments section, and we shall answer.
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