Xeon E7-4850 v2 vs Phi 7120P
Primary details
Comparing Xeon Phi 7120P and Xeon E7-4850 v2 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Server |
| Architecture codename | Knights Corner (2012−2014) | no data |
| Release date | 17 June 2013 (11 years ago) | 1 January 2014 (10 years ago) |
Detailed specifications
Xeon Phi 7120P and Xeon E7-4850 v2 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 | 61 (Henihexaconta-Core) | 12 (Dodeca-Core) |
| Threads | 244 | 24 |
| Base clock speed | 1.24 GHz | 2.3 GHz |
| Boost clock speed | 1.33 GHz | 2.8 GHz |
| Bus rate | no data | 7.2 GT/s |
| L1 cache | 32 KB (per core) | no data |
| L2 cache | 512 KB (per core) | no data |
| L3 cache | 0 KB (shared) | 24 MB |
| Chip lithography | 22 nm | 22 nm |
| Die size | 350 mm2 | no data |
| Maximum core temperature | no data | 68 °C |
| Number of transistors | 5,000 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Xeon Phi 7120P and Xeon E7-4850 v2 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 | 4 |
| Socket | PCIe x16 | FCLGA2011 |
| Power consumption (TDP) | 300 Watt | 105 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon Phi 7120P and Xeon E7-4850 v2. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® AVX |
| AES-NI | + | + |
| AVX | + | - |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| PAE | no data | 46 Bit |
Security technologies
Xeon Phi 7120P and Xeon E7-4850 v2 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | no data | + |
| Secure Key | no data | + |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon Phi 7120P and Xeon E7-4850 v2 are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon Phi 7120P and Xeon E7-4850 v2. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3, DDR4 | DDR3-1066, DDR3-1333, DDR3-1600 |
| Maximum memory size | no data | 1.5 TB |
| Max memory channels | no data | 4 |
| Maximum memory bandwidth | no data | 68 GB/s |
| ECC memory support | - | + |
Peripherals
Specifications and connection of peripherals supported by Xeon Phi 7120P and Xeon E7-4850 v2.
| PCIe version | no data | 3.0 |
| PCI Express lanes | no data | 32 |
Pros & cons summary
| Recency | 17 June 2013 | 1 January 2014 |
| Physical cores | 61 | 12 |
| Threads | 244 | 24 |
| Power consumption (TDP) | 300 Watt | 105 Watt |
Xeon Phi 7120P has 408.3% more physical cores and 916.7% more threads.
Xeon E7-4850 v2, on the other hand, has an age advantage of 6 months, and 185.7% lower power consumption.
We couldn't decide between Xeon Phi 7120P and Xeon E7-4850 v2. We've got no test results to judge.
Should you still have questions on choice between Xeon Phi 7120P and Xeon E7-4850 v2, ask them in Comments section, and we shall answer.
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