Atom x5-E3940: specs and benchmarks
Aggregate performance score
Atom x5-E3940 provides poor benchmark performance at 1.23% of a leader's which is a 96-core EPYC 9655P.
Summary
Intel started Atom x5-E3940 sales 30 August 2014. This is an Apollo Lake architecture notebook processor primarily aimed at office systems. It has 4 cores and 4 threads, and is based on 14 nm manufacturing technology, with a maximum frequency of 1800 MHz and a locked multiplier.
Compatibility-wise, this is Intel BGA 1296 processor with a TDP of 10 Watt and a maximum temperature of 103 °C. It supports DDR3-1866 memory.
Primary details
Atom x5-E3940 processor market type (desktop or notebook), architecture, sales start time and pricing.
| Place in the ranking | 2307 | |
| Place by popularity | not in top-100 | |
| Market segment | Laptop | |
| Series | 5x Intel Atom | |
| Power efficiency | 11.59 | of 100.00 (Core Ultra 7 164U) |
| Architecture codename | Apollo Lake (2014−2016) | |
| Release date | 30 August 2014 (10 years ago) |
Detailed specifications
Basic microprocessor parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters can generally indicate CPU performance, but to be more precise you have to review its test results.
| Physical cores | 4 (Quad-Core) | |
| Threads | 4 | |
| Base clock speed | 1.6 GHz | of 4.7 GHz (FX-9590) |
| Boost clock speed | 1.8 GHz | of 50 MHz (i486DX-50) |
| L1 cache | 56K (per core) | of 80 KB (EPYC 9965) |
| L2 cache | 2 MB (shared) | of 2 MB (Xeon 6980P) |
| L3 cache | 0 KB | of 1152 MB (EPYC 9684X) |
| Chip lithography | 14 nm | of 3 nm (Apple M3 Max 16-Core) |
| Maximum case temperature (TCase) | 103 °C | of 105 °C (Core i7-5950HQ) |
| 64 bit support | + | |
| Windows 11 compatibility | - |
Compatibility
Information on Atom x5-E3940 compatibility with other computer components and devices: 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) | of 8 (Opteron 842) |
| Socket | Intel BGA 1296 | |
| Power consumption (TDP) | 10 Watt | of 3100 ‑ 4500 (Ryzen 7 7435H) |
Technologies and extensions
Technological capabilities and additional instructions supported by Atom x5-E3940. You'll probably need this information if you require some particular technology.
| AES-NI | + | |
| Enhanced SpeedStep (EIST) | + |
Security technologies
Processor technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + |
Virtualization technologies
Supported virtual machine optimization technologies. Some are specific to Intel only, some to AMD.
| VT-d | + | |
| VT-x | + |
Memory specs
Types, maximum amount and channel number of RAM supported by Atom x5-E3940's memory controller. Depending on the motherboard, higher memory frequency may be supported.
| Supported memory types | DDR3-1866 | |
| Maximum memory size | 8 GB | of 6 TiB (EPYC 9124) |
Graphics specifications
General parameters of a GPU integrated into Atom x5-E3940.
| Integrated graphics card | Intel HD Graphics 500 |
Peripherals
Specifications and connection types of supported peripherals.
| PCIe version | 2.0 | of 5.0 (Core i9-12900K) |
| PCI Express lanes | 4 | of 128 (EPYC 7551P) |
Benchmark performance
Single-core and multi-core benchmark results of Atom x5-E3940. Overall benchmark performance 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.
Send your test results of Atom x5-E3940.
AMD equivalent
According to our data, the closest AMD alternative to Atom x5-E3940 is A10-4600M, which is slower by 1% and lower by 12 positions in our ranking.
Here are some closest AMD rivals to Atom x5-E3940:
Similar processors
Here is our recommendation of several processors that are more or less close in performance to the one reviewed.
Recommended GPUs
People consider these graphics cards to be good for Atom x5-E3940, according to our PC configuration statistics.
These are the fastest graphics cards for Atom x5-E3940 in our user configuration statistics. There is a total of 3 configurations using Atom x5-E3940 in our database.
