Celeron N2940 vs Atom Z500
Primary details
Comparing Atom Z500 and Celeron N2940 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 2737 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Intel Atom | Intel Celeron |
| Power efficiency | no data | 8.86 |
| Architecture codename | Silverthorne (2008−2010) | Bay Trail-M (2013−2014) |
| Release date | 2 April 2008 (16 years ago) | 22 May 2014 (10 years ago) |
| Launch price (MSRP) | $45 | no data |
Detailed specifications
Atom Z500 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 | 1 (Single-Core) | 4 (Quad-Core) |
| Threads | 1 | 4 |
| Base clock speed | no data | 1.83 GHz |
| Boost clock speed | 0.8 GHz | 2.25 GHz |
| Bus type | FSB | no data |
| Bus rate | 400 MT/s | no data |
| Multiplier | 8 | no data |
| L1 cache | 56 KB | 56K (per core) |
| L2 cache | 512 KB | 512K (per core) |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 45 nm | 22 nm |
| Die size | 24.18 mm2 | no data |
| Maximum core temperature | 90 °C | 100 °C |
| Number of transistors | 47 Million | no data |
| 64 bit support | - | + |
| Windows 11 compatibility | - | - |
| VID voltage range | 0.80 -1.1V | no data |
Compatibility
Information on Atom Z500 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 | PBGA441 | FCBGA1170 |
| Power consumption (TDP) | 0.65 Watt | 7.5 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Atom Z500 and Celeron N2940. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE2, Intel® SSE3, Intel® SSSE3 | no data |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | - | - |
| Hyper-Threading Technology | + | - |
| Idle States | + | + |
| Thermal Monitoring | + | - |
| Demand Based Switching | + | no data |
| Smart Connect | no data | + |
| FSB parity | - | no data |
Security technologies
Atom Z500 and Celeron N2940 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | no data |
| EDB | + | + |
| Secure Key | no data | + |
| Anti-Theft | no data | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Atom Z500 and Celeron N2940 are enumerated here.
| VT-d | - | - |
| VT-x | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Atom Z500 and Celeron N2940. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR3 |
| Maximum memory size | no data | 8 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 21.32 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | - | Intel® HD Graphics for Intel Atom® Processor Z3700 Series |
| Quick Sync Video | - | + |
| Clear Video HD | - | - |
| Graphics max frequency | - | 854 MHz |
| InTru 3D | - | - |
Graphics interfaces
Available interfaces and connections of Atom Z500 and Celeron N2940 integrated GPUs.
| Number of displays supported | - | 2 |
Peripherals
Specifications and connection of peripherals supported by Atom Z500 and Celeron N2940.
| 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.
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
| Recency | 2 April 2008 | 22 May 2014 |
| Physical cores | 1 | 4 |
| Threads | 1 | 4 |
| Chip lithography | 45 nm | 22 nm |
Celeron N2940 has an age advantage of 6 years, 300% more physical cores and 300% more threads, and a 104.5% more advanced lithography process.
We couldn't decide between Atom Z500 and Celeron N2940. We've got no test results to judge.
Should you still have questions on choice between Atom Z500 and Celeron N2940, 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.
