Intel Xeon Phi 7120X: specs and benchmarks
Summary
Intel started Xeon Phi 7120X sales 17 June 2013. This is a Knights Corner architecture desktop processor primarily aimed at professional systems. It has 61 core and 244 threads, and is based on 22 nm manufacturing technology, with a max turbo frequency of 1333 MHz and an unlocked multiplier.
Compatibility-wise, this is PCIe x16 processor with a TDP of 300 Watt. It supports DDR3, DDR4 memory.
Primary details
Xeon Phi 7120X processor market type (desktop or notebook), architecture, sales start time and pricing.
| Place in the ranking | not rated | |
| Place by popularity | not in top-100 | |
| Market segment | Server | |
| Architecture codename | Knights Corner (2012−2014) | |
| Release date | 17 June 2013 (11 years ago) |
Detailed specifications
Basic microprocessor parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters can generally indicate CPU performance, but to be more precise you have to review its test results.
| Physical cores | 61 (Henihexaconta-Core) | |
| Threads | 244 | |
| Base clock speed | 1.24 GHz | of 4.7 GHz (Ryzen 9 7900X) |
| Boost clock speed | 1.33 GHz | of 6.2 GHz (Core i9-14900KS) |
| L1 cache | 32 KB (per core) | of 80 KB (EPYC 9965) |
| L2 cache | 512 KB (per core) | of 2 MB (Xeon 6980P) |
| L3 cache | 0 KB (shared) | of 1152 MB (EPYC 9684X) |
| Chip lithography | 22 nm | of 3 nm (Core Ultra 9 285K) |
| Die size | 350 mm2 | |
| Number of transistors | 5,000 million | of 135,240 million (EPYC 9684X) |
| 64 bit support | + | |
| Windows 11 compatibility | - | |
| Unlocked multiplier | + |
Compatibility
Information on Xeon Phi 7120X compatibility with other computer components and devices: 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 | of 8 (Xeon Platinum 8454H) |
| Socket | PCIe x16 | |
| Power consumption (TDP) | 300 Watt | of 3100 ‑ 4500 (Ryzen 7 7435H) |
Technologies and extensions
Technological capabilities and additional instructions supported by Xeon Phi 7120X. You'll probably need this information if you require some particular technology.
| AES-NI | + | |
| AVX | + | |
| vPro | + | |
| Enhanced SpeedStep (EIST) | + |
Security technologies
Processor technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + |
Virtualization technologies
Supported virtual machine optimization technologies. Some are specific to Intel only, some to AMD.
| VT-d | + | |
| VT-x | + |
Memory specs
Types, maximum amount and channel number of RAM supported by Xeon Phi 7120X's memory controller. Depending on the motherboard, higher memory frequency may be supported.
| Supported memory types | DDR3, DDR4 |
Similar processors
Here is our recommendation of several processors that are more or less close in performance to the one reviewed.
