Athlon II X3 445 vs Pentium 4405U
Aggregate performance score
Pentium 4405U outperforms Athlon II X3 445 by a moderate 16% based on our aggregate benchmark results.
Primary details
Comparing Pentium 4405U and Athlon II X3 445 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 2187 | 2310 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 2.01 |
| Market segment | Laptop | Desktop processor |
| Series | Intel Pentium | no data |
| Architecture codename | Skylake (2015−2016) | Rana (2009−2011) |
| Release date | 1 September 2015 (8 years ago) | 11 May 2010 (14 years ago) |
| Launch price (MSRP) | $161 | $91 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Pentium 4405U and Athlon II X3 445 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) | 3 (Tri-Core) |
| Threads | 4 | 3 |
| Base clock speed | no data | 3.1 GHz |
| Boost clock speed | 2.1 GHz | 3.1 GHz |
| Bus support | 4 GT/s | no data |
| L1 cache | 128 KB | 128 KB (per core) |
| L2 cache | 512 KB | 512 KB (per core) |
| L3 cache | 2 MB | 0 KB |
| Chip lithography | 14 nm | 45 nm |
| Die size | 98.57 mm2 | 169 mm2 |
| Maximum core temperature | 100 °C | no data |
| Number of transistors | 1750 Million | 300 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | No | No |
Compatibility
Information on Pentium 4405U and Athlon II X3 445 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 | BGA | AM3 |
| Power consumption (TDP) | 15 Watt | 95 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium 4405U and Athlon II X3 445. You'll probably need this information if you require some particular technology.
| AES-NI | + | no data |
| AVX | + | no data |
| Enhanced SpeedStep (EIST) | + | no data |
| Hyper-Threading Technology | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium 4405U and Athlon II X3 445 are enumerated here.
| AMD-V | + | no data |
| VT-d | + | no data |
| VT-x | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium 4405U and Athlon II X3 445. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3, DDR4 | DDR3 |
| Maximum memory size | 32 GB | no data |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 34.134 GB/s | no data |
| ECC memory support | - | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD Graphics 510 | no data |
Peripherals
Specifications and connection of peripherals supported by Pentium 4405U and Athlon II X3 445.
| PCIe version | 2.0 | 2.0 |
| PCI Express lanes | 10 | 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.
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Pros & cons summary
| Performance score | 1.37 | 1.18 |
| Recency | 1 September 2015 | 11 May 2010 |
| Physical cores | 2 | 3 |
| Threads | 4 | 3 |
| Chip lithography | 14 nm | 45 nm |
| Power consumption (TDP) | 15 Watt | 95 Watt |
Pentium 4405U has a 16.1% higher aggregate performance score, an age advantage of 5 years, 33.3% more threads, a 221.4% more advanced lithography process, and 533.3% lower power consumption.
Athlon II X3 445, on the other hand, has 50% more physical cores.
The Pentium 4405U is our recommended choice as it beats the Athlon II X3 445 in performance tests.
Be aware that Pentium 4405U is a notebook processor while Athlon II X3 445 is a desktop one.
Should you still have questions on choice between Pentium 4405U and Athlon II X3 445, ask them in Comments section, and we shall answer.
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