Celeron N2940 vs Atom x5-Z8550
Aggregate performance score
Atom x5-Z8550 outperforms Celeron N2940 by a moderate 12% based on our aggregate benchmark results.
Primary details
Comparing Atom x5-Z8550 and Celeron N2940 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 2561 | 2634 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | 5x Intel Atom | Intel Celeron |
| Architecture codename | Cherry Trail (2016) | Bay Trail-M (2013−2014) |
| Release date | 8 February 2016 (8 years ago) | 22 May 2014 (10 years ago) |
| Current price | $442 | $377 |
Detailed specifications
Atom x5-Z8550 and Celeron N2940 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 | 4 (Quad-Core) | 4 (Quad-Core) |
| Threads | 4 | 4 |
| Base clock speed | 1.44 GHz | 1.83 GHz |
| Boost clock speed | 2.4 GHz | 2.25 GHz |
| L1 cache | no data | 56K (per core) |
| L2 cache | 2 MB | 512K (per core) |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 14 nm | 22 nm |
| Maximum core temperature | 90 °C | 100 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | No | No |
Compatibility
Information on Atom x5-Z8550 and Celeron N2940 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 | UTFCBGA1380 | FCBGA1170 |
| Power consumption (TDP) | no data | 7.5 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Atom x5-Z8550 and Celeron N2940. You'll probably need this information if you require some particular technology.
| AES-NI | + | - |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | no data | - |
| Hyper-Threading Technology | no data | - |
| Idle States | no data | + |
| SIPP | - | no data |
| Smart Connect | no data | + |
| Turbo Boost Max 3.0 | - | no data |
| Status | Discontinued | Discontinued |
Security technologies
Atom x5-Z8550 and Celeron N2940 technologies aimed at improving security, for example, by protecting against hacks.
| EDB | no data | + |
| Secure Boot | + | no data |
| Secure Key | no data | + |
| Identity Protection | + | no data |
| Anti-Theft | no data | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Atom x5-Z8550 and Celeron N2940 are enumerated here.
| VT-d | no data | - |
| VT-x | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Atom x5-Z8550 and Celeron N2940. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR3 |
| Maximum memory size | 8 GB | 8 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | 25.6 GB/s | 21.32 GB/s |
| ECC memory support | no data | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD Graphics 400 (Braswell) | Intel® HD Graphics for Intel Atom® Processor Z3700 Series |
| Max video memory | 8 GB | no data |
| Quick Sync Video | no data | + |
| Graphics max frequency | 600 MHz | 854 MHz |
| Execution Units | 12 | no data |
Graphics interfaces
Available interfaces and connections of Atom x5-Z8550 and Celeron N2940 integrated GPUs.
| Number of displays supported | 3 | 2 |
Graphics image quality
Maximum display resolutions supported by Atom x5-Z8550 and Celeron N2940 integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | 3840x2160 | no data |
| Max resolution over eDP | 2560x1600 | no data |
Peripherals
Specifications and connection of peripherals supported by Atom x5-Z8550 and Celeron N2940.
| PCIe version | 2.0 | 2.0 |
| PCI Express lanes | 2 | 4 |
| USB revision | 3.0 | 3.0 and 2.0 |
| Total number of SATA ports | no data | 2 |
| Number of USB ports | 3 | 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.
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.
Atom x5-Z8550 outperforms Celeron N2940 by 12% based on our aggregate benchmark results.
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%
Atom x5-Z8550 outperforms Celeron N2940 by 12% in Passmark.
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
Benchmark coverage: 42%
Atom x5-Z8550 outperforms Celeron N2940 by 6% in GeekBench 5 Single-Core.
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Benchmark coverage: 42%
Atom x5-Z8550 outperforms Celeron N2940 by 5% in GeekBench 5 Multi-Core.
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%
Atom x5-Z8550 outperforms Celeron N2940 by 21% in Cinebench 15 64-bit multi-core.
Cinebench 15 64-bit single-core
Cinebench R15 (standing for Release 15) is a benchmark made by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version (sometimes called Single-Thread) only uses a single processor thread to render a room full of reflective spheres and light sources.
Benchmark coverage: 14%
Atom x5-Z8550 outperforms Celeron N2940 by 1% in Cinebench 15 64-bit single-core.
Pros & cons summary
| Performance score | 0.75 | 0.67 |
| Recency | 8 February 2016 | 22 May 2014 |
| Chip lithography | 14 nm | 22 nm |
The Atom x5-Z8550 is our recommended choice as it beats the Celeron N2940 in performance tests.
Should you still have questions on choice between Atom x5-Z8550 and Celeron N2940, ask them in Comments section, and we shall answer.
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