EPYC 9456P vs Processor U303L
Contents
Primary details
Comparing 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 | Laptop | Server |
| Designer | Intel | AMD |
| Manufacturer | Intel | TSMC |
| Architecture codename | Raptor Lake-PS (2024) | Venice (2004−2026) |
| Release date | 8 April 2024 (2 years ago) | 23 July 2026 (less than a year ago) |
| Launch price (MSRP) | $285 | $4,628 |
Detailed specifications
Basic parameters of Processor U303L and EPYC 9456P: 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 | 5 (Penta-Core) | 48 (Octatetraconta-Core) |
| Threads | 6 | 96 |
| Base clock speed | 1.2 GHz | 3.2 GHz |
| Boost clock speed | 2.6 GHz | 3.7 GHz |
| L1 cache | 80 KB (per core) | 80 KB (per core) |
| L2 cache | 1.25 MB (per core) | 1 MB (per core) |
| L3 cache | 12 MB (shared) | 256 MB (shared) |
| Chip lithography | 10 nm | 2 nm |
| Die size | no data | 4x 165 mm2 |
| Number of transistors | no data | 101,500 million |
| 64 bit support | + | + |
Compatibility
Information on Processor U303L and EPYC 9456P 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 | 1700 | SP8 |
| Power consumption (TDP) | 15 Watt | 265 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Processor U303L and EPYC 9456P. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | no data |
| Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Processor U303L and EPYC 9456P 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 Processor U303L and EPYC 9456P. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4, DDR5 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | UHD Graphics 96EU | N/A |
Peripherals
Specifications and connection of peripherals supported by Processor U303L and EPYC 9456P.
| PCIe version | 4.0 | 6.0 |
| PCI Express lanes | 20 | 128 |
Pros & cons summary
| Recency | 8 April 2024 | 23 July 2026 |
| Physical cores | 5 | 48 |
| Threads | 6 | 96 |
| Chip lithography | 10 nm | 2 nm |
| Power consumption (TDP) | 15 Watt | 265 Watt |
Processor U303L has 1667% lower power consumption.
EPYC 9456P, on the other hand, has an age advantage of 2 years, 860% more physical cores and 1500% more threads, and a 400% more advanced lithography process.
We couldn't decide between Intel Processor U303L and AMD EPYC 9456P. We've got no test results to judge.
Be aware that Processor U303L is a notebook processor while EPYC 9456P is a server/workstation one.
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