Atom N455 vs Pentium 4 560
Aggregate performance score
Pentium 4 560 outperforms Atom N455 by an impressive 75% based on our aggregate benchmark results.
Primary details
Comparing Pentium 4 560 and Atom N455 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3260 | 3398 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Series | Pentium 4 | Intel Atom |
| Power efficiency | 0.23 | 1.63 |
| Architecture codename | Prescott (2001−2005) | Pinetrail (2009−2011) |
| Release date | no data | 1 June 2010 (14 years ago) |
| Launch price (MSRP) | no data | $64 |
Detailed specifications
Pentium 4 560 and Atom N455 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 | 1 (Single-Core) | 1 (Single-Core) |
| Threads | 1 | 2 |
| Base clock speed | no data | 1.66 GHz |
| Boost clock speed | 3.6 GHz | 1.67 GHz |
| Bus rate | 800 MHz | 533 MHz |
| L1 cache | 16 KB | 64 KB (per core) |
| L2 cache | 1 MB | 512K (per core) |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 90 nm | 45 nm |
| Die size | 109 mm2 | 66 mm2 |
| Maximum core temperature | no data | 100 °C |
| Number of transistors | 125 million | 123 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Pentium 4 560 and Atom N455 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 | 775 | FCBGA559 |
| Power consumption (TDP) | 88 Watt | 6.5 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium 4 560 and Atom N455. 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 | + |
| Thermal Monitoring | - | + |
| Demand Based Switching | no data | - |
Security technologies
Pentium 4 560 and Atom N455 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 Pentium 4 560 and Atom N455 are enumerated here.
| VT-d | no data | - |
| VT-x | no data | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium 4 560 and Atom N455. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2, DDR3 | DDR3 |
| Maximum memory size | no data | 2 GB |
| Max memory channels | no data | 1 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel GMA 3150 |
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.
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.
Pros & cons summary
| Performance score | 0.21 | 0.12 |
| Threads | 1 | 2 |
| Chip lithography | 90 nm | 45 nm |
| Power consumption (TDP) | 88 Watt | 6 Watt |
Pentium 4 560 has a 75% higher aggregate performance score.
Atom N455, on the other hand, has 100% more threads, a 100% more advanced lithography process, and 1366.7% lower power consumption.
The Pentium 4 560 is our recommended choice as it beats the Atom N455 in performance tests.
Note that Pentium 4 560 is a desktop processor while Atom N455 is a notebook one.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
