Atom Z540 vs Mobile Sempron M100
Aggregate performance score
Primary details
Comparing Mobile Sempron M100 and Atom Z540 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3197 | 3195 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | AMD Mobile Sempron | Intel Atom |
| Power efficiency | 0.83 | 8.63 |
| Architecture codename | Caspian (2009) | Silverthorne (2008−2010) |
| Release date | 10 September 2009 (15 years ago) | 2 April 2008 (16 years ago) |
| Launch price (MSRP) | no data | $160 |
Detailed specifications
Mobile Sempron M100 and Atom Z540 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 | 1.86 GHz |
| Boost clock speed | 2 GHz | 0.07 GHz |
| Bus type | no data | FSB |
| Bus rate | 3200 MHz | 533.33 MT/s |
| Multiplier | no data | 14 |
| L1 cache | 128 KB | 56 KB |
| L2 cache | 512 KB | 512 KB |
| L3 cache | no data | 0 KB |
| Chip lithography | 40 nm | 45 nm |
| Die size | no data | 24.18 mm2 |
| Maximum core temperature | no data | 90 °C |
| Number of transistors | no data | 47 Million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
| VID voltage range | no data | 0.75 -1.1V |
Compatibility
Information on Mobile Sempron M100 and Atom Z540 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 (Uniprocessor) |
| Socket | S | PBGA441 |
| Power consumption (TDP) | 25 Watt | 2.4 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Mobile Sempron M100 and Atom Z540. You'll probably need this information if you require some particular technology.
| Instruction set extensions | AMD Virtualization, SSE, SSE2, SSE3, 3DNow, Enhanced Virus Protection, MMX | Intel® SSE2, Intel® SSE3, Intel® SSSE3 |
| VirusProtect | + | - |
| 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
Mobile Sempron M100 and Atom Z540 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 Mobile Sempron M100 and Atom Z540 are enumerated here.
| VT-d | no data | - |
| VT-x | 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.
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
| Recency | 10 September 2009 | 2 April 2008 |
| Threads | 1 | 2 |
| Chip lithography | 40 nm | 45 nm |
| Power consumption (TDP) | 25 Watt | 2 Watt |
Mobile Sempron M100 has an age advantage of 1 year, and a 12.5% more advanced lithography process.
Atom Z540, on the other hand, has 100% more threads, and 1150% lower power consumption.
Given the minimal performance differences, no clear winner can be declared between Mobile Sempron M100 and Atom Z540.
Should you still have questions on choice between Mobile Sempron M100 and Atom Z540, ask them in Comments section, and we shall answer.
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