Atom Z515 vs A4-3420

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Aggregate performance score

A4-3420
2011
2 cores / 2 threads, 65 Watt
0.67
+379%
Atom Z515
2009
1 core / 1 thread, 1 Watt
0.14

A4-3420 outperforms Atom Z515 by a whopping 379% based on our aggregate benchmark results.

Primary details

Comparing A4-3420 and Atom Z515 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking27483337
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Seriesno dataIntel Atom
Power efficiency0.9820.38
Architecture codenameLlano (2011−2012)Silverthorne (2008−2010)
Release date20 December 2011 (13 years ago)8 April 2009 (15 years ago)

Detailed specifications

A4-3420 and Atom Z515 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 cores2 (Dual-core)1 (Single-Core)
Threads21
Base clock speed2.8 GHz1.2 GHz
Boost clock speed2.8 GHz1.2 GHz
Bus typeno dataFSB
Bus rateno data400 MT/s
Multiplierno data12
L1 cache128 KB (per core)56 KB (per core)
L2 cache512 KB (per core)512 KB (per core)
L3 cache0 KB0 KB
Chip lithography32 nm45 nm
Die size228 mm226 mm2
Maximum core temperatureno data90 °C
Number of transistors1,178 million47 million
64 bit support+-
Windows 11 compatibility--

Compatibility

Information on A4-3420 and Atom Z515 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 configuration11 (Uniprocessor)
SocketFM1PBGA441
Power consumption (TDP)65 Watt1.4 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A4-3420 and Atom Z515. 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

A4-3420 and Atom Z515 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data-
EDBno data+

Virtualization technologies

Virtual machine speed-up technologies supported by A4-3420 and Atom Z515 are enumerated here.

AMD-V+-
VT-dno data-
VT-xno data-

Memory specs

Types, maximum amount and channel quantity of RAM supported by A4-3420 and Atom Z515. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3unknown

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardRadeon HD 6410DOn certain motherboards (Chipset feature)

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.

A4-3420 0.67
+379%
Atom Z515 0.14

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.

A4-3420 1067
+389%
Atom Z515 218

Gaming performance

Pros & cons summary


Performance score 0.67 0.14
Recency 20 December 2011 8 April 2009
Physical cores 2 1
Threads 2 1
Chip lithography 32 nm 45 nm
Power consumption (TDP) 65 Watt 1 Watt

A4-3420 has a 378.6% higher aggregate performance score, an age advantage of 2 years, 100% more physical cores and 100% more threads, and a 40.6% more advanced lithography process.

Atom Z515, on the other hand, has 6400% lower power consumption.

The A4-3420 is our recommended choice as it beats the Atom Z515 in performance tests.

Note that A4-3420 is a desktop processor while Atom Z515 is a notebook one.


Should you still have questions on choice between A4-3420 and Atom Z515, ask them in Comments section, and we shall answer.

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AMD A4-3420
A4-3420
Intel Atom Z515
Atom Z515

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


3 26 votes

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1.8 4 votes

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Questions & comments

Here you can ask a question about A4-3420 or Atom Z515, agree or disagree with our judgements, or report an error or mismatch.