Atom Z3735G vs i7-720QM

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Aggregate performance score

Core i7-720QM
2009
4 cores / 8 threads, 45 Watt
1.04
+112%
Atom Z3735G
2014
4 cores / 4 threads, 2 Watt
0.49

Core i7-720QM outperforms Atom Z3735G by a whopping 112% based on our aggregate benchmark results.

Primary details

Comparing Core i7-720QM and Atom Z3735G processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking24282891
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Core i7no data
Power efficiency2.1923.19
Architecture codenameClarksfield (2009−2010)Bay Trail-T (2013−2014)
Release date23 September 2009 (15 years ago)9 April 2014 (10 years ago)
Launch price (MSRP)$546$17

Detailed specifications

Core i7-720QM and Atom Z3735G 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 cores4 (Quad-Core)4 (Quad-Core)
Threads84
Base clock speed1.6 GHz1.33 GHz
Boost clock speed2.8 GHz1.83 GHz
Bus typeDMI 1.0no data
Bus rate2.5 GT/sno data
Multiplier12no data
L1 cache64 KB (per core)56K (per core)
L2 cache256 KB (per core)2 MB
L3 cache6 MB (shared)2 MB L2 Cache
Chip lithography45 nm22 nm
Die size296 mm2112 mm2
Maximum core temperature100 °Cno data
Number of transistors774 millionno data
64 bit support++
Windows 11 compatibility-no data

Compatibility

Information on Core i7-720QM and Atom Z3735G 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 configuration1 (Uniprocessor)1
SocketFCPGA988,PGA988UTFCBGA592
Power consumption (TDP)45 Watt2 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-720QM and Atom Z3735G. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.2no data
AES-NI-+
vPro+no data
Enhanced SpeedStep (EIST)++
Turbo Boost Technology1.0no data
Hyper-Threading Technology+no data
Idle States+no data
Thermal Monitoring+-
PAE36 Bitno data

Security technologies

Core i7-720QM and Atom Z3735G technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data
Anti-Theftno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-720QM and Atom Z3735G are enumerated here.

VT-d+no data
VT-x++
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-720QM and Atom Z3735G. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3-1066, DDR3-1333DDR3
Maximum memory size8 GB1 GB
Max memory channels21
Maximum memory bandwidth21.335 GB/s5.3 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardNoneIntel HD Graphics for Intel Atom Processor Z3700 Series
Graphics max frequencyno data646 MHz

Peripherals

Specifications and connection of peripherals supported by Core i7-720QM and Atom Z3735G.

PCIe version2no data
PCI Express lanes16no 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.

i7-720QM 1.04
+112%
Atom Z3735G 0.49

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.

i7-720QM 1657
+115%
Atom Z3735G 772

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

i7-720QM 2995
+217%
Atom Z3735G 946

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

i7-720QM 8357
+189%
Atom Z3735G 2891

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

i7-720QM 3100
+103%
Atom Z3735G 1526

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.

i7-720QM 16.64
+126%
Atom Z3735G 37.53

Gaming performance

Pros & cons summary


Performance score 1.04 0.49
Recency 23 September 2009 9 April 2014
Threads 8 4
Chip lithography 45 nm 22 nm
Power consumption (TDP) 45 Watt 2 Watt

i7-720QM has a 112.2% higher aggregate performance score, and 100% more threads.

Atom Z3735G, on the other hand, has an age advantage of 4 years, a 104.5% more advanced lithography process, and 2150% lower power consumption.

The Core i7-720QM is our recommended choice as it beats the Atom Z3735G in performance tests.


Should you still have questions on choice between Core i7-720QM and Atom Z3735G, ask them in Comments section, and we shall answer.

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Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Core i7-720QM
Core i7-720QM
Intel Atom Z3735G
Atom Z3735G

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Community ratings

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Questions & comments

Here you can ask a question about Core i7-720QM or Atom Z3735G, agree or disagree with our judgements, or report an error or mismatch.