Atom x7405C vs Xeon Phi 7120D
Primary details
Comparing Xeon Phi 7120D and Atom x7405C processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Laptop |
| Architecture codename | Knights Corner (2012−2014) | Amston Lake (2024) |
| Release date | 1 March 2014 (10 years ago) | 8 April 2024 (less than a year ago) |
Detailed specifications
Xeon Phi 7120D and Atom x7405C 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) | 4 (Quad-Core) |
| Threads | 244 | 4 |
| Base clock speed | 1.24 GHz | 1.7 GHz |
| Boost clock speed | 1.33 GHz | 3.4 GHz |
| L1 cache | 32 KB (per core) | 96 KB (per core) |
| L2 cache | 512 KB (per core) | 2 MB (shared) |
| L3 cache | 0 KB (shared) | 6 MB (shared) |
| Chip lithography | 22 nm | 10 nm |
| Die size | 350 mm2 | no data |
| Number of transistors | 5,000 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Xeon Phi 7120D and Atom x7405C 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 | 1 |
| Socket | SFF 230-pin | Intel BGA 1264 |
| Power consumption (TDP) | 270 Watt | 12 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon Phi 7120D and Atom x7405C. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | + |
Security technologies
Xeon Phi 7120D and Atom x7405C technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon Phi 7120D and Atom x7405C are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon Phi 7120D and Atom x7405C. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3, DDR4 | DDR4, DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | N/A |
Peripherals
Specifications and connection of peripherals supported by Xeon Phi 7120D and Atom x7405C.
| PCIe version | no data | 3.0 |
| PCI Express lanes | no data | 9 |
Pros & cons summary
| Recency | 1 March 2014 | 8 April 2024 |
| Physical cores | 61 | 4 |
| Threads | 244 | 4 |
| Chip lithography | 22 nm | 10 nm |
| Power consumption (TDP) | 270 Watt | 12 Watt |
Xeon Phi 7120D has 1425% more physical cores and 6000% more threads.
Atom x7405C, on the other hand, has an age advantage of 10 years, a 120% more advanced lithography process, and 2150% lower power consumption.
We couldn't decide between Xeon Phi 7120D and Atom x7405C. We've got no test results to judge.
Be aware that Xeon Phi 7120D is a server/workstation processor while Atom x7405C is a notebook one.
Should you still have questions on choice between Xeon Phi 7120D and Atom x7405C, ask them in Comments section, and we shall answer.
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