Atom Z3740 vs A6-3420M
Aggregate performance score
A6-3420M outperforms Atom Z3740 by a whopping 108% based on our aggregate benchmark results.
Primary details
Comparing A6-3420M and Atom Z3740 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2588 | 3005 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | AMD A-Series | no data |
| Power efficiency | 2.19 | 18.45 |
| Architecture codename | Llano (2011−2012) | Bay Trail-T (2013−2014) |
| Release date | 20 December 2011 (12 years ago) | 27 September 2013 (11 years ago) |
| Launch price (MSRP) | no data | $32 |
Detailed specifications
A6-3420M and Atom Z3740 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 | 1.5 GHz | 1.33 GHz |
| Boost clock speed | 2.4 GHz | 1.86 GHz |
| L1 cache | 128 KB (per core) | 64K (per core) |
| L2 cache | 1 MB (per core) | 512K (per core) |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 32 nm | 22 nm |
| Die size | 228 mm2 | no data |
| Maximum core temperature | no data | 90 °C |
| Number of transistors | 1,178 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on A6-3420M and Atom Z3740 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 | FS1 | UTFCBGA1380 |
| Power consumption (TDP) | 35 Watt | 2 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A6-3420M and Atom Z3740. You'll probably need this information if you require some particular technology.
| Instruction set extensions | 3DNow!, MMX, SSE, SSE2, SSE3, SSE4a, Radeon HD 6480G | no data |
| AES-NI | - | + |
| Enhanced SpeedStep (EIST) | no data | + |
Security technologies
A6-3420M and Atom Z3740 technologies aimed at improving security, for example, by protecting against hacks.
| Secure Key | no data | + |
| Identity Protection | - | + |
| Anti-Theft | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by A6-3420M and Atom Z3740 are enumerated here.
| AMD-V | + | - |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by A6-3420M and Atom Z3740. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR3 |
| Maximum memory size | no data | 4 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 17.1 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card Compare | AMD Radeon HD 6520G (400 MHz) | Intel HD Graphics for Intel Atom Processor Z3700 Series |
| Quick Sync Video | - | + |
| Clear Video HD | no data | + |
| Graphics max frequency | no data | 667 MHz |
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.
Cinebench 10 32-bit single-core
Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.
Cinebench 10 32-bit multi-core
Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.
3DMark06 CPU
3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.
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.
TrueCrypt AES
TrueCrypt is a discontinued piece of software that was widely used for on-the-fly-encryption of disk partitions, now superseded by VeraCrypt. It contains several embedded performance tests, one of them being TrueCrypt AES, which measures data encryption speed using AES algorithm. Result is encryption speed in gigabytes per second.
WinRAR 4.0
WinRAR 4.0 is an outdated version of a popular file archiver. It contains an internal speed test, using 'Best' setting of RAR compression on large chunks of randomly generated data. Its results are measured in kilobytes per second.
Pros & cons summary
| Performance score | 0.81 | 0.39 |
| Integrated graphics card | 0.78 | 0.77 |
| Recency | 20 December 2011 | 27 September 2013 |
| Chip lithography | 32 nm | 22 nm |
| Power consumption (TDP) | 35 Watt | 2 Watt |
A6-3420M has a 107.7% higher aggregate performance score, and 1.3% faster integrated GPU.
Atom Z3740, on the other hand, has an age advantage of 1 year, a 45.5% more advanced lithography process, and 1650% lower power consumption.
The A6-3420M is our recommended choice as it beats the Atom Z3740 in performance tests.
Should you still have questions on choice between A6-3420M and Atom Z3740, ask them in Comments section, and we shall answer.
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