Xeon Phi 7120D vs A9-9420
Primary details
Comparing A9-9420 and Xeon Phi 7120D processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2505 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Server |
| Series | AMD Bristol Ridge | no data |
| Power efficiency | 5.94 | no data |
| Architecture codename | Stoney Ridge (2016−2019) | Knights Corner (2012−2014) |
| Release date | 31 May 2016 (8 years ago) | 1 March 2014 (10 years ago) |
Detailed specifications
A9-9420 and Xeon Phi 7120D 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 | 2 (Dual-core) | 61 (Henihexaconta-Core) |
| Threads | 2 | 244 |
| Base clock speed | 3 GHz | 1.24 GHz |
| Boost clock speed | 3.6 GHz | 1.33 GHz |
| L1 cache | 160 KB | 32 KB (per core) |
| L2 cache | 1 MB (shared) | 512 KB (per core) |
| L3 cache | no data | 0 KB (shared) |
| Chip lithography | 28 nm | 22 nm |
| Die size | 125 mm2 | 350 mm2 |
| Maximum core temperature | 90 °C | no data |
| Maximum case temperature (TCase) | 74 °C | no data |
| Number of transistors | 1,200 million | 5,000 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on A9-9420 and Xeon Phi 7120D 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 | FT4 | SFF 230-pin |
| Power consumption (TDP) | 15 Watt | 270 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A9-9420 and Xeon Phi 7120D. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Virtualization, | no data |
| AES-NI | + | + |
| FMA | + | - |
| AVX | + | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
Security technologies
A9-9420 and Xeon Phi 7120D technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by A9-9420 and Xeon Phi 7120D are enumerated here.
| AMD-V | + | - |
| VT-d | no data | + |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by A9-9420 and Xeon Phi 7120D. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 | DDR3, DDR4 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Radeon R5 | no data |
Peripherals
Specifications and connection of peripherals supported by A9-9420 and Xeon Phi 7120D.
| PCIe version | 3.0 | no data |
| PCI Express lanes | 8 | no data |
Pros & cons summary
| Recency | 31 May 2016 | 1 March 2014 |
| Physical cores | 2 | 61 |
| Threads | 2 | 244 |
| Chip lithography | 28 nm | 22 nm |
| Power consumption (TDP) | 15 Watt | 270 Watt |
A9-9420 has an age advantage of 2 years, and 1700% lower power consumption.
Xeon Phi 7120D, on the other hand, has 2950% more physical cores and 12100% more threads, and a 27.3% more advanced lithography process.
We couldn't decide between A9-9420 and Xeon Phi 7120D. We've got no test results to judge.
Be aware that A9-9420 is a notebook processor while Xeon Phi 7120D is a server/workstation one.
Should you still have questions on choice between A9-9420 and Xeon Phi 7120D, ask them in Comments section, and we shall answer.
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