A4 PRO-3340B vs Atom x5-E3940
Aggregate performance score
Atom x5-E3940 outperforms A4 PRO-3340B by a moderate 11% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2548 | 2624 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | 5x Intel Atom | no data |
| Power efficiency | 4.59 | 1.65 |
| Designer | Intel | AMD |
| Manufacturer | Intel | GlobalFoundries |
| Architecture codename | Apollo Lake (2014−2016) | Kabini (2013−2014) |
| Release date | 30 August 2014 (10 years ago) | 20 December 2014 (10 years ago) |
Detailed specifications
Atom x5-E3940 and A4 PRO-3340B 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 | 1.6 GHz | 2.2 GHz |
| Boost clock speed | 1.8 GHz | 2.2 GHz |
| L1 cache | 56K (per core) | no data |
| L2 cache | 2 MB (shared) | 2048 KB |
| L3 cache | 0 KB | no data |
| Chip lithography | 14 nm | 28 nm |
| Die size | no data | 107 mm2 |
| Maximum case temperature (TCase) | 103 °C | 90 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Atom x5-E3940 and A4 PRO-3340B 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 | Intel BGA 1296 | FT3 |
| Power consumption (TDP) | 10 Watt | 25 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Atom x5-E3940 and A4 PRO-3340B. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| FMA | - | FMA4 |
| AVX | - | + |
| PowerNow | - | + |
| PowerGating | - | + |
| VirusProtect | - | + |
| RAID | - | + |
| Enhanced SpeedStep (EIST) | + | no data |
Security technologies
Atom x5-E3940 and A4 PRO-3340B technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Atom x5-E3940 and A4 PRO-3340B are enumerated here.
| AMD-V | - | + |
| VT-d | + | no data |
| VT-x | + | no data |
| IOMMU 2.0 | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Atom x5-E3940 and A4 PRO-3340B. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3-1866 | DDR3/DDR3L-1600 |
| Maximum memory size | 8 GB | no data |
| Max memory channels | no data | 1 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD Graphics 500 | AMD Radeon™ HD 8240 Graphics |
| iGPU core count | no data | 2 |
| จำนวนพาธไลน์ | no data | 128 |
| Enduro | - | + |
| Switchable graphics | - | + |
| UVD | - | + |
| VCE | - | + |
Graphics interfaces
Available interfaces and connections of Atom x5-E3940 and A4 PRO-3340B integrated GPUs.
| DisplayPort | - | + |
| HDMI | - | + |
Graphics API support
APIs supported by Atom x5-E3940 and A4 PRO-3340B integrated GPUs, sometimes API versions are included.
| DirectX | no data | DirectX® 12 |
| Vulkan | - | + |
Peripherals
Specifications and connection of peripherals supported by Atom x5-E3940 and A4 PRO-3340B.
| PCIe version | 2.0 | 2.0 |
| PCI Express lanes | 4 | 8 |
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.
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. Other than that, Passmark measures multi-core performance.
Pros & cons summary
| Performance score | 1.09 | 0.98 |
| Recency | 30 August 2014 | 20 December 2014 |
| Chip lithography | 14 nm | 28 nm |
| Power consumption (TDP) | 10 Watt | 25 Watt |
Atom x5-E3940 has a 11.2% higher aggregate performance score, a 100% more advanced lithography process, and 150% lower power consumption.
A4 PRO-3340B, on the other hand, has an age advantage of 3 months.
The Intel Atom x5-E3940 is our recommended choice as it beats the AMD A4 PRO-3340B in performance tests.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
