Atom E3845 vs A9-9420e
Aggregate performance score
A9-9420e outperforms Atom E3845 by a minimal 4% based on our aggregate benchmark results.
Primary details
Comparing A9-9420e and Atom E3845 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2675 | 2711 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | AMD Bristol Ridge | Atom |
| Power efficiency | no data | 6.28 |
| Architecture codename | Stoney Ridge (2016−2019) | Bay Trail-I (2013) |
| Release date | 1 June 2018 (6 years ago) | 8 October 2013 (10 years ago) |
Detailed specifications
A9-9420e and Atom E3845 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 | 2 (Dual-core) | 4 (Quad-Core) |
| Threads | 2 | 4 |
| Boost clock speed | no data | 1.91 GHz |
| L1 cache | no data | 64 KB (per core) |
| L2 cache | 1 MB | 512 KB (per core) |
| L3 cache | no data | 0 KB |
| Chip lithography | 28 nm | 22 nm |
| Die size | 124.5 mm2 | no data |
| Maximum core temperature | 90 °C | no data |
| Number of transistors | 1200 Million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on A9-9420e and Atom E3845 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 | BGA | Intel BGA1170 |
| Power consumption (TDP) | no data | 10 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A9-9420e and Atom E3845. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Virtualization, | no data |
| Enhanced SpeedStep (EIST) | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by A9-9420e and Atom E3845 are enumerated here.
| AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by A9-9420e and Atom E3845. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 | DDR3 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card Compare | AMD Radeon R5 (Stoney Ridge) | Intel HD Graphics |
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.
Pros & cons summary
| Performance score | 0.72 | 0.69 |
| Integrated graphics card | 1.45 | 0.77 |
| Recency | 1 June 2018 | 8 October 2013 |
| Physical cores | 2 | 4 |
| Threads | 2 | 4 |
| Chip lithography | 28 nm | 22 nm |
A9-9420e has a 4.3% higher aggregate performance score, 88.3% faster integrated GPU, and an age advantage of 4 years.
Atom E3845, on the other hand, has 100% more physical cores and 100% more threads, and a 27.3% more advanced lithography process.
Given the minimal performance differences, no clear winner can be declared between A9-9420e and Atom E3845.
Should you still have questions on choice between A9-9420e and Atom E3845, 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.
