Atom Z520PT vs Athlon II X2 245
Primary details
Comparing Athlon II X2 245 and Atom Z520PT processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2719 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 5.89 | no data |
| Market segment | Desktop processor | Laptop |
| Series | no data | Intel Atom |
| Power efficiency | 1.02 | no data |
| Architecture codename | Regor (2009−2013) | Silverthorne (2008−2010) |
| Release date | 23 July 2009 (15 years ago) | 2 March 2009 (15 years ago) |
| Launch price (MSRP) | $35 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Athlon II X2 245 and Atom Z520PT 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) | 1 (Single-Core) |
| Threads | 2 | 2 |
| Base clock speed | 2.9 GHz | 1.33 GHz |
| Boost clock speed | 2.9 GHz | 1.33 GHz |
| Bus type | no data | FSB |
| Bus rate | no data | 533.33 MT/s |
| Multiplier | no data | 10 |
| L1 cache | 256 KB | 56 KB (per core) |
| L2 cache | 2 MB | 512 KB (per core) |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 45 nm | 45 nm |
| Die size | 117 mm2 | 26 mm2 |
| Maximum core temperature | no data | 90 °C |
| Number of transistors | 410 million | 47 million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
| VID voltage range | no data | 0.9V-1.1V |
Compatibility
Information on Athlon II X2 245 and Atom Z520PT 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 (Uniprocessor) |
| Socket | AM3 | FCBGA437,PBGA441 |
| Power consumption (TDP) | 65 Watt | 2.2 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Athlon II X2 245 and Atom Z520PT. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE2, Intel® SSE3, Intel® SSSE3 |
| Enhanced SpeedStep (EIST) | no data | + |
| Turbo Boost Technology | no data | - |
| Hyper-Threading Technology | no data | + |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Demand Based Switching | no data | - |
| FSB parity | no data | - |
Security technologies
Athlon II X2 245 and Atom Z520PT technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | - |
| EDB | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Athlon II X2 245 and Atom Z520PT are enumerated here.
| VT-d | no data | - |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon II X2 245 and Atom Z520PT. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | unknown |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | On certain motherboards (Chipset feature) | On certain motherboards (Chipset feature) |
Peripherals
Specifications and connection of peripherals supported by Athlon II X2 245 and Atom Z520PT.
| PCIe version | 2.0 | no data |
Pros & cons summary
| Recency | 23 July 2009 | 2 March 2009 |
| Physical cores | 2 | 1 |
| Power consumption (TDP) | 65 Watt | 2 Watt |
Athlon II X2 245 has an age advantage of 4 months, and 100% more physical cores.
Atom Z520PT, on the other hand, has 3150% lower power consumption.
We couldn't decide between Athlon II X2 245 and Atom Z520PT. We've got no test results to judge.
Note that Athlon II X2 245 is a desktop processor while Atom Z520PT is a notebook one.
Should you still have questions on choice between Athlon II X2 245 and Atom Z520PT, ask them in Comments section, and we shall answer.
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