Atom Z540 vs Mobile Pentium 4 518

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Primary details

Comparing Mobile Pentium 4 518 and Atom Z540 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated3198
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesMobile Pentium 4Intel Atom
Power efficiencyno data8.68
Architecture codenamePrescott (2001−2005)Silverthorne (2008−2010)
Release dateno data2 April 2008 (16 years ago)
Launch price (MSRP)no data$160

Detailed specifications

Mobile Pentium 4 518 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 cores1 (Single-Core)1 (Single-Core)
Threads12
Base clock speedno data1.86 GHz
Boost clock speed2.8 GHz0.07 GHz
Bus typeno dataFSB
Bus rate533 MHz533.33 MT/s
Multiplierno data14
L1 cacheno data56 KB
L2 cacheno data512 KB
L3 cacheno data0 KB
Chip lithography130 nm45 nm
Die sizeno data24.18 mm2
Maximum core temperatureno data90 °C
Number of transistorsno data47 Million
64 bit support--
Windows 11 compatibility--
VID voltage rangeno data0.75 -1.1V

Compatibility

Information on Mobile Pentium 4 518 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 configurationno data1 (Uniprocessor)
Socketno dataPBGA441
Power consumption (TDP)88 Watt2.4 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Mobile Pentium 4 518 and Atom Z540. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE2, Intel® SSE3, Intel® SSSE3
Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data-
Hyper-Threading Technologyno data+
Idle Statesno data+
Thermal Monitoring-+
Demand Based Switchingno data+
FSB parityno data-

Security technologies

Mobile Pentium 4 518 and Atom Z540 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data-
EDBno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Mobile Pentium 4 518 and Atom Z540 are enumerated here.

VT-dno data-
VT-xno data+

Pros & cons summary


Threads 1 2
Chip lithography 130 nm 45 nm
Power consumption (TDP) 88 Watt 2 Watt

Atom Z540 has 100% more threads, a 188.9% more advanced lithography process, and 4300% lower power consumption.

We couldn't decide between Mobile Pentium 4 518 and Atom Z540. We've got no test results to judge.


Should you still have questions on choice between Mobile Pentium 4 518 and Atom Z540, ask them in Comments section, and we shall answer.

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Intel Mobile Pentium 4 518
Mobile Pentium 4 518
Intel Atom Z540
Atom Z540

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