Celeron N2940 vs Pentium 3805U
Aggregate performance score
Pentium 3805U outperforms Celeron N2940 by a moderate 13% based on our aggregate benchmark results.
Primary details
Comparing Pentium 3805U and Celeron N2940 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 2548 | 2630 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Intel Pentium | Intel Celeron |
| Architecture codename | Broadwell-U (2015) | Bay Trail-M (2013−2014) |
| Release date | 1 March 2015 (9 years ago) | 22 May 2014 (10 years ago) |
| Launch price (MSRP) | $161 | no data |
| Current price | $317 (2x MSRP) | $377 |
Detailed specifications
Pentium 3805U 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 | 2 (Dual-core) | 4 (Quad-Core) |
| Threads | 2 | 4 |
| Base clock speed | 1.9 GHz | 1.83 GHz |
| Boost clock speed | 1.9 GHz | 2.25 GHz |
| L1 cache | 64K (per core) | 56K (per core) |
| L2 cache | 256K (per core) | 512K (per core) |
| L3 cache | 2 MB (shared) | 0 KB |
| Chip lithography | 14 nm | 22 nm |
| Die size | 82 mm2 | no data |
| Maximum core temperature | 105 °C | 100 °C |
| Maximum case temperature (TCase) | 105 °C | no data |
| Number of transistors | 1300 Million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | No | No |
Compatibility
Information on Pentium 3805U 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 | 1 |
| Socket | FCBGA1168 | FCBGA1170 |
| Power consumption (TDP) | 15 Watt | 7.5 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium 3805U and Celeron N2940. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2 | no data |
| AES-NI | - | - |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | - | - |
| Hyper-Threading Technology | - | - |
| TSX | - | no data |
| Idle States | + | + |
| Thermal Monitoring | + | no data |
| Flex Memory Access | + | no data |
| SIPP | - | no data |
| Smart Response | - | no data |
| Smart Connect | no data | + |
| FDI | + | no data |
| Fast Memory Access | + | no data |
| Status | Discontinued | Discontinued |
Security technologies
Pentium 3805U and Celeron N2940 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | no data |
| EDB | + | + |
| Secure Key | + | + |
| Identity Protection | + | no data |
| OS Guard | - | no data |
| Anti-Theft | no data | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium 3805U and Celeron N2940 are enumerated here.
| AMD-V | + | no data |
| VT-d | + | - |
| VT-x | + | + |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium 3805U and Celeron N2940. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR3 |
| Maximum memory size | 16 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 for 5th Generation Intel® Processors | Intel® HD Graphics for Intel Atom® Processor Z3700 Series |
| Quick Sync Video | + | + |
| Clear Video | + | no data |
| Clear Video HD | - | - |
| Graphics max frequency | 800 MHz | 854 MHz |
| InTru 3D | + | - |
Graphics interfaces
Available interfaces and connections of Pentium 3805U and Celeron N2940 integrated GPUs.
| Number of displays supported | 3 | 2 |
| eDP | + | no data |
| DisplayPort | + | no data |
| HDMI | + | no data |
Graphics API support
APIs supported by Pentium 3805U and Celeron N2940 integrated GPUs, sometimes API versions are included.
| DirectX | 11.2/12 | no data |
Peripherals
Specifications and connection of peripherals supported by Pentium 3805U and Celeron N2940.
| PCIe version | 2.0 | 2.0 |
| PCI Express lanes | 12 | 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.
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.
Pentium 3805U outperforms Celeron N2940 by 13% 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%
Pentium 3805U outperforms Celeron N2940 by 14% 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%
Pentium 3805U outperforms Celeron N2940 by 93% 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%
Pentium 3805U outperforms Celeron N2940 by 16% in GeekBench 5 Multi-Core.
Cinebench 11.5 64-bit multi-core
Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.
Benchmark coverage: 17%
Pentium 3805U outperforms Celeron N2940 by 11% in Cinebench 11.5 64-bit multi-core.
Pros & cons summary
| Performance score | 0.76 | 0.67 |
| Recency | 1 March 2015 | 22 May 2014 |
| Physical cores | 2 | 4 |
| Threads | 2 | 4 |
| Chip lithography | 14 nm | 22 nm |
| Power consumption (TDP) | 15 Watt | 7 Watt |
The Pentium 3805U is our recommended choice as it beats the Celeron N2940 in performance tests.
Should you still have questions on choice between Pentium 3805U and Celeron N2940, ask them in Comments section, and we shall answer.
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