Atom E3845 vs A4 Micro-6400T
Aggregate performance score
A4 Micro-6400T outperforms Atom E3845 by a minimal 3% based on our aggregate benchmark results.
Primary details
Comparing A4 Micro-6400T and Atom E3845 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2721 | 2739 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | AMD A-Series | Atom |
| Power efficiency | 14.30 | 6.25 |
| Architecture codename | Mullins (2014) | Bay Trail-I (2013) |
| Release date | 29 April 2014 (10 years ago) | 8 October 2013 (11 years ago) |
Detailed specifications
A4 Micro-6400T and Atom E3845 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 GHz | no data |
| Boost clock speed | 1.6 GHz | 1.91 GHz |
| L1 cache | no data | 64 KB (per core) |
| L2 cache | 2048 KB | 512 KB (per core) |
| L3 cache | no data | 0 KB |
| Chip lithography | 28 nm | 22 nm |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on A4 Micro-6400T and Atom E3845 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 | no data | 1 |
| Socket | FT3b | Intel BGA1170 |
| Power consumption (TDP) | 4.5 Watt | 10 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A4 Micro-6400T and Atom E3845. You'll probably need this information if you require some particular technology.
| Instruction set extensions | 86x SSE (1, 2, 3, 3S, 4.1, 4.2, 4A),-64, AES, AVX | no data |
| AES-NI | + | - |
| FMA | FMA4 | - |
| AVX | + | - |
| PowerNow | + | - |
| PowerGating | + | - |
| VirusProtect | + | - |
| Enhanced SpeedStep (EIST) | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by A4 Micro-6400T and Atom E3845 are enumerated here.
| AMD-V | + | - |
| IOMMU 2.0 | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by A4 Micro-6400T and Atom E3845. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3-1333 | DDR3 |
| Max memory channels | 1 | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card Compare | AMD Radeon R3 Graphics | Intel HD Graphics |
| Enduro | + | - |
| Switchable graphics | + | - |
| UVD | + | - |
| VCE | + | - |
Graphics interfaces
Available interfaces and connections of A4 Micro-6400T and Atom E3845 integrated GPUs.
| DisplayPort | + | - |
| HDMI | + | - |
Graphics API support
APIs supported by A4 Micro-6400T and Atom E3845 integrated GPUs, sometimes API versions are included.
| DirectX | DirectX® 12 | no data |
| Vulkan | + | - |
Peripherals
Specifications and connection of peripherals supported by A4 Micro-6400T and Atom E3845.
| PCIe version | 2.0 | no data |
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.
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.
Pros & cons summary
| Performance score | 0.68 | 0.66 |
| Recency | 29 April 2014 | 8 October 2013 |
| Chip lithography | 28 nm | 22 nm |
| Power consumption (TDP) | 4 Watt | 10 Watt |
A4 Micro-6400T has a 3% higher aggregate performance score, an age advantage of 6 months, and 150% lower power consumption.
Atom E3845, on the other hand, has a 27.3% more advanced lithography process.
Given the minimal performance differences, no clear winner can be declared between A4 Micro-6400T and Atom E3845.
Should you still have questions on choice between A4 Micro-6400T and Atom E3845, ask them in Comments section, and we shall answer.
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