Athlon II X2 270u vs Athlon II P340
Aggregate performance score
Athlon II P340 outperforms Athlon II X2 270u by a small 7% based on our aggregate benchmark results.
Primary details
Comparing Athlon II P340 and Athlon II X2 270u processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2950 | 2981 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | AMD Athlon II | no data |
| Power efficiency | 1.70 | 1.59 |
| Architecture codename | Champlain (2010−2011) | Regor (2009−2013) |
| Release date | 4 October 2010 (14 years ago) | 21 September 2010 (14 years ago) |
| Launch price (MSRP) | no data | $68 |
Detailed specifications
Athlon II P340 and Athlon II X2 270u 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) | 2 (Dual-core) |
| Threads | 2 | 2 |
| Boost clock speed | 2.2 GHz | 2 GHz |
| Bus rate | 3200 MHz | no data |
| L1 cache | 256 KB | 128 KB |
| L2 cache | 1 MB | 1 MB |
| L3 cache | no data | 0 KB |
| Chip lithography | 45 nm | 45 nm |
| Die size | no data | 117 mm2 |
| Number of transistors | no data | 410 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Athlon II P340 and Athlon II X2 270u 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 | S1g4 | AM3 |
| Power consumption (TDP) | 25 Watt | 25 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Athlon II P340 and Athlon II X2 270u. You'll probably need this information if you require some particular technology.
| Instruction set extensions | SSE-3, SSE4A, 3DNow!, MMX, DEP, SVM | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon II P340 and Athlon II X2 270u. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR2, DDR3 |
Peripherals
Specifications and connection of peripherals supported by Athlon II P340 and Athlon II X2 270u.
| PCIe version | no data | 2.0 |
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 | 0.45 | 0.42 |
Athlon II P340 has a 7.1% higher aggregate performance score.
Given the minimal performance differences, no clear winner can be declared between Athlon II P340 and Athlon II X2 270u.
Be aware that Athlon II P340 is a notebook processor while Athlon II X2 270u is a desktop one.
Should you still have questions on choice between Athlon II P340 and Athlon II X2 270u, ask them in Comments section, and we shall answer.
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