Ryzen 9 7945HX3D vs Atom N280
Aggregate performance score
Ryzen 9 7945HX3D outperforms Atom N280 by a whopping 36420% based on our aggregate benchmark results.
Primary details
Comparing Atom N280 and Ryzen 9 7945HX3D processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3368 | 96 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Intel Atom | AMD Dragon Range (Zen 4, Ryzen 7045) |
| Power efficiency | 3.79 | 62.84 |
| Architecture codename | DiamondVille (2008−2009) | Dragon Range-HX (Zen 4) (2023−2024) |
| Release date | 1 February 2009 (15 years ago) | 27 July 2023 (1 year ago) |
Detailed specifications
Atom N280 and Ryzen 9 7945HX3D 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 | 1 (Single-Core) | 16 (Hexadeca-Core) |
| Threads | 2 | 32 |
| Base clock speed | 1.66 GHz | 2.3 GHz |
| Boost clock speed | 0.07 GHz | 5.4 GHz |
| Bus type | FSB | no data |
| Bus rate | 666.66 MT/s | no data |
| Multiplier | 10 | no data |
| L1 cache | 56 KB | 64 KB (per core) |
| L2 cache | 512 KB | 1 MB (per core) |
| L3 cache | 0 KB | 128 MB (shared) |
| Chip lithography | 45 nm | 5 nm |
| Die size | 25.9638 mm2 | 2x 71 mm2 |
| Maximum core temperature | 90 °C | 89 °C |
| Number of transistors | 47 Million | 17,840 million |
| 64 bit support | - | + |
| Windows 11 compatibility | - | no data |
| Unlocked multiplier | - | + |
| VID voltage range | 0.9V-1.1625V | no data |
Compatibility
Information on Atom N280 and Ryzen 9 7945HX3D 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 (Uniprocessor) | 1 |
| Socket | PBGA437 | FL1 |
| Power consumption (TDP) | 2.5 Watt | 55 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Atom N280 and Ryzen 9 7945HX3D. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE2, Intel® SSE3, Intel® SSSE3 | no data |
| AES-NI | - | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | + | no data |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | + | no data |
| Thermal Monitoring | + | - |
| Demand Based Switching | - | no data |
| Precision Boost 2 | no data | + |
Security technologies
Atom N280 and Ryzen 9 7945HX3D technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | no data |
| EDB | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Atom N280 and Ryzen 9 7945HX3D 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 Atom N280 and Ryzen 9 7945HX3D. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR5-5200 |
| Maximum memory size | 8 GB | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | - | AMD Radeon 610M (400 - 2200 MHz) |
Peripherals
Specifications and connection of peripherals supported by Atom N280 and Ryzen 9 7945HX3D.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 28 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.
Cinebench 10 32-bit single-core
Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.
Cinebench 10 32-bit multi-core
Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.
wPrime 32
wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.
Pros & cons summary
| Performance score | 0.10 | 36.52 |
| Recency | 1 February 2009 | 27 July 2023 |
| Physical cores | 1 | 16 |
| Threads | 2 | 32 |
| Chip lithography | 45 nm | 5 nm |
| Power consumption (TDP) | 2 Watt | 55 Watt |
Atom N280 has 2650% lower power consumption.
Ryzen 9 7945HX3D, on the other hand, has a 36420% higher aggregate performance score, an age advantage of 14 years, 1500% more physical cores and 1500% more threads, and a 800% more advanced lithography process.
The Ryzen 9 7945HX3D is our recommended choice as it beats the Atom N280 in performance tests.
Should you still have questions on choice between Atom N280 and Ryzen 9 7945HX3D, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
