A9-9420e SoC vs EPYC 4245P
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 349 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 64.75 | no data |
| Market segment | Server | Laptop |
| Power efficiency | 28.85 | no data |
| Designer | AMD | AMD |
| Manufacturer | TSMC | GlobalFoundries |
| Architecture codename | Grado (2025) | Stoney Ridge (2016−2019) |
| Release date | 13 May 2025 (recently) | 31 May 2016 (9 years ago) |
| Launch price (MSRP) | $239 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
EPYC 4245P and A9-9420e SoC 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 | 6 (Hexa-Core) | 2 (Dual-core) |
| Threads | 12 | 2 |
| Base clock speed | 3.9 GHz | 1.8 GHz |
| Boost clock speed | 5.4 GHz | 2.7 GHz |
| L1 cache | 80 KB (per core) | 160 KB |
| L2 cache | 1 MB (per core) | 1 MB (shared) |
| L3 cache | 32 MB (shared) | no data |
| Chip lithography | 4 nm | 28 nm |
| Die size | 70.6 mm2 | 125 mm2 |
| Number of transistors | 8,315 million | 1,200 million |
| 64 bit support | + | + |
Compatibility
Information on EPYC 4245P and A9-9420e SoC 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 | AM5 | FT4 |
| Power consumption (TDP) | 65 Watt | 6 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by EPYC 4245P and A9-9420e SoC. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| FMA | - | + |
| AVX | + | + |
| Precision Boost 2 | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by EPYC 4245P and A9-9420e SoC are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by EPYC 4245P and A9-9420e SoC. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | DDR4 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon Graphics | Radeon R5 3CU |
Peripherals
Specifications and connection of peripherals supported by EPYC 4245P and A9-9420e SoC.
| PCIe version | 5.0 | 3.0 |
| PCI Express lanes | 24 | 8 |
Pros & cons summary
| Recency | 13 May 2025 | 31 May 2016 |
| Physical cores | 6 | 2 |
| Threads | 12 | 2 |
| Chip lithography | 4 nm | 28 nm |
| Power consumption (TDP) | 65 Watt | 6 Watt |
EPYC 4245P has an age advantage of 8 years, 200% more physical cores and 500% more threads, and a 600% more advanced lithography process.
A9-9420e SoC, on the other hand, has 983.3% lower power consumption.
We couldn't decide between AMD EPYC 4245P and AMD A9-9420e SoC. We've got no test results to judge.
Be aware that EPYC 4245P is a server/workstation processor while A9-9420e SoC is a notebook one.
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