A4-5145M vs EPYC 9455P
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 23 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 11.73 | no data |
| Market segment | Server | Laptop |
| Series | no data | AMD A-Series |
| Power efficiency | 9.40 | no data |
| Designer | AMD | AMD |
| Manufacturer | TSMC | no data |
| Architecture codename | Turin (2024) | Richland (2013−2014) |
| Release date | 10 October 2024 (1 year ago) | 1 June 2013 (12 years ago) |
| Launch price (MSRP) | $4,819 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Basic parameters of EPYC 9455P and A4-5145M: 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 | 48 (Octatetraconta-Core) | 2 (Dual-core) |
| Threads | 96 | 2 |
| Base clock speed | 3.15 GHz | 2 GHz |
| Boost clock speed | 4.4 GHz | 2.6 GHz |
| L1 cache | 80 KB (per core) | 128 KB (per core) |
| L2 cache | 1 MB (per core) | 512K (per core) |
| L3 cache | 256 MB (shared) | 0 KB |
| Chip lithography | 4 nm | 32 nm |
| Die size | 8x 70.6 mm2 | 246 mm2 |
| Maximum case temperature (TCase) | no data | 71 °C |
| Number of transistors | 66,520 million | 1,178 million |
| 64 bit support | + | + |
| Windows 11 compatibility | no data | - |
Compatibility
Information on EPYC 9455P and A4-5145M 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 | SP5 | FP2 |
| Power consumption (TDP) | 300 Watt | 17 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by EPYC 9455P and A4-5145M. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | 86x SSE (1, 2, 3, 3S, 4.1, 4.2, 4A),-64, AES, AVX, FMA |
| AES-NI | + | + |
| FMA | - | + |
| AVX | + | + |
| Precision Boost 2 | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by EPYC 9455P and A4-5145M are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by EPYC 9455P and A4-5145M. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | DDR3 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | AMD Radeon HD 8310G (424 - 554 MHz) |
Peripherals
Specifications and connection of peripherals supported by EPYC 9455P and A4-5145M.
| PCIe version | 5.0 | no data |
| PCI Express lanes | 128 | no data |
Pros & cons summary
| Recency | 10 October 2024 | 1 June 2013 |
| Physical cores | 48 | 2 |
| Threads | 96 | 2 |
| Chip lithography | 4 nm | 32 nm |
| Power consumption (TDP) | 300 Watt | 17 Watt |
EPYC 9455P has an age advantage of 11 years, 2300% more physical cores and 4700% more threads, and a 700% more advanced lithography process.
A4-5145M, on the other hand, has 1665% lower power consumption.
We couldn't decide between AMD EPYC 9455P and AMD A4-5145M. We've got no test results to judge.
Be aware that EPYC 9455P is a server/workstation processor while A4-5145M is a notebook one.
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