Celeron N2840 vs A9-9420e
Primary details
Comparing A9-9420e and Celeron N2840 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 2575 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | AMD Bristol Ridge | Intel Celeron |
| Architecture codename | Stoney Ridge (2016−2019) | Bay Trail-M (2013−2014) |
| Release date | 1 June 2018 (5 years ago) | 22 May 2014 (9 years ago) |
| Current price | $380 | $287 |
Detailed specifications
A9-9420e and Celeron N2840 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) | 2 (Dual-core) |
| Threads | 2 | 2 |
| Base clock speed | no data | 2.16 GHz |
| Boost clock speed | no data | 2.58 GHz |
| L1 cache | no data | 56K (per core) |
| L2 cache | 1 MB | 512K (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 | 100 °C |
| Number of transistors | 1200 Million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | No | No |
Compatibility
Information on A9-9420e and Celeron N2840 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 | FCBGA1170 |
| Power consumption (TDP) | no data | 7.5 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A9-9420e and Celeron N2840. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Single-Channel DDR4-2133?, Virtualization, | no data |
| AES-NI | no data | - |
| Enhanced SpeedStep (EIST) | no data | + |
| Turbo Boost Technology | no data | - |
| Hyper-Threading Technology | no data | - |
| Idle States | no data | + |
| Smart Connect | no data | + |
| Status | no data | Discontinued |
Security technologies
A9-9420e and Celeron N2840 technologies aimed at improving security, for example, by protecting against hacks.
| EDB | no data | + |
| Secure Key | no data | + |
| Anti-Theft | no data | - |
Virtualization technologies
Virtual machine speed-up technologies supported by A9-9420e and Celeron N2840 are enumerated here.
| AMD-V | + | no data |
| VT-d | no data | - |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by A9-9420e and Celeron N2840. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 | DDR3 |
| Maximum memory size | no data | 8 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 21.32 GB/s |
| ECC memory support | no data | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon R5 (Stoney Ridge) | Intel® HD Graphics for Intel Atom® Processor Z3700 Series |
| Quick Sync Video | no data | + |
| Graphics max frequency | no data | 792 MHz |
Graphics interfaces
Available interfaces and connections of A9-9420e and Celeron N2840 integrated GPUs.
| Number of displays supported | no data | 2 |
Peripherals
Specifications and connection of peripherals supported by A9-9420e and Celeron N2840.
| PCIe version | no data | 2.0 |
| PCI Express lanes | no data | 4 |
| USB revision | no data | 3.0 and 2.0 |
| Total number of SATA ports | no data | 2 |
| Number of USB ports | no data | 5 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
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.
Benchmark coverage: 68%
A9-9420e outperforms Celeron N2840 by 86% in Passmark.
Cinebench 15 64-bit multi-core
Cinebench Release 15 Multi Core is a variant of Cinebench R15 which uses all the processor threads.
Benchmark coverage: 15%
A9-9420e outperforms Celeron N2840 by 28% in Cinebench 15 64-bit multi-core.
Pros & cons summary
| Recency | 1 June 2018 | 22 May 2014 |
| Chip lithography | 28 nm | 22 nm |
We couldn't decide between A9-9420e and Celeron N2840. We've got no test results to judge.
Should you still have questions on choice between A9-9420e and Celeron N2840, ask them in Comments section, and we shall answer.
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