EPYC 9355 vs A12-9720P
Primary details
Comparing A12-9720P and EPYC 9355 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2070 | 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 | 10.53 | no data |
| Architecture codename | Bristol Ridge (2016−2019) | Turin (2024) |
| Release date | 1 June 2016 (8 years ago) | 10 October 2024 (less than a year ago) |
| Launch price (MSRP) | no data | $3,694 |
Detailed specifications
A12-9720P and EPYC 9355 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 | 4 (Quad-Core) | 32 (Dotriaconta-Core) |
| Threads | 4 | 64 |
| Base clock speed | 2.7 GHz | 3.55 GHz |
| Boost clock speed | 3.6 GHz | 4.4 GHz |
| L1 cache | no data | 80 KB (per core) |
| L2 cache | 2 MB | 1 MB (per core) |
| L3 cache | no data | 256 MB (shared) |
| Chip lithography | 28 nm | 4 nm |
| Die size | 250 mm2 | 8x 70.6 mm2 |
| Maximum core temperature | 90 °C | no data |
| Number of transistors | 3100 Million | 66,520 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on A12-9720P and EPYC 9355 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 | no data | 2 |
| Socket | FP4 | SP5 |
| Power consumption (TDP) | 15 Watt | 280 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A12-9720P and EPYC 9355. You'll probably need this information if you require some particular technology.
| Instruction set extensions | MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, BMI2, ABM, TBM, FMA4, XOP, SMEP, CPB, AES-NI, RDRAND | no data |
| AES-NI | + | + |
| FMA | + | - |
| AVX | + | + |
| Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by A12-9720P and EPYC 9355 are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by A12-9720P and EPYC 9355. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon R7 (Bristol Ridge) ( - 758 MHz) | N/A |
Peripherals
Specifications and connection of peripherals supported by A12-9720P and EPYC 9355.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 128 |
Pros & cons summary
| Recency | 1 June 2016 | 10 October 2024 |
| Physical cores | 4 | 32 |
| Threads | 4 | 64 |
| Chip lithography | 28 nm | 4 nm |
| Power consumption (TDP) | 15 Watt | 280 Watt |
A12-9720P has 1766.7% lower power consumption.
EPYC 9355, on the other hand, has an age advantage of 8 years, 700% more physical cores and 1500% more threads, and a 600% more advanced lithography process.
We couldn't decide between A12-9720P and EPYC 9355. We've got no test results to judge.
Be aware that A12-9720P is a notebook processor while EPYC 9355 is a server/workstation one.
Should you still have questions on choice between A12-9720P and EPYC 9355, ask them in Comments section, and we shall answer.
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