A4-5145M vs Ryzen 9 8945H
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 451 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | AMD Hawk Point (Zen 4/4c, Ryzen 8040) | AMD A-Series |
| Power efficiency | 16.20 | no data |
| Designer | AMD | AMD |
| Architecture codename | Hawk Point-HS (Zen 4) (2023−2024) | Richland (2013−2014) |
| Release date | 6 December 2023 (2 years ago) | 1 June 2013 (12 years ago) |
Detailed specifications
Ryzen 9 8945H and A4-5145M 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 | 8 (Octa-Core) | 2 (Dual-core) |
| Threads | 16 | 2 |
| Base clock speed | 4 GHz | 2 GHz |
| Boost clock speed | 5.2 GHz | 2.6 GHz |
| L1 cache | 512 KB | 128 KB (per core) |
| L2 cache | 8 MB | 512K (per core) |
| L3 cache | 16 MB | 0 KB |
| Chip lithography | 4 nm | 32 nm |
| Die size | 178 mm2 | 246 mm2 |
| Maximum core temperature | 100 °C | no data |
| Maximum case temperature (TCase) | no data | 71 °C |
| Number of transistors | no data | 1,178 million |
| 64 bit support | + | + |
| Windows 11 compatibility | no data | - |
Compatibility
Information on Ryzen 9 8945H 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 | no data | 1 |
| Socket | FP7/FP7r2/FP8 | FP2 |
| Power consumption (TDP) | 45 Watt | 17 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 9 8945H and A4-5145M. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Ryzen AI, MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, AVX-512, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME | 86x SSE (1, 2, 3, 3S, 4.1, 4.2, 4A),-64, AES, AVX, FMA |
| AES-NI | + | + |
| FMA | + | + |
| AVX | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 9 8945H and A4-5145M are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 9 8945H 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 | AMD Radeon 780M ( - 2800 MHz) | AMD Radeon HD 8310G (424 - 554 MHz) |
Pros & cons summary
| Recency | 6 December 2023 | 1 June 2013 |
| Physical cores | 8 | 2 |
| Threads | 16 | 2 |
| Chip lithography | 4 nm | 32 nm |
| Power consumption (TDP) | 45 Watt | 17 Watt |
Ryzen 9 8945H has an age advantage of 10 years, 300% more physical cores and 700% more threads, and a 700% more advanced lithography process.
A4-5145M, on the other hand, has 165% lower power consumption.
We couldn't decide between AMD Ryzen 9 8945H and AMD A4-5145M. We've got no test results to judge.
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