i3-4020Y vs i7-4790K

VS

Aggregate performance score

Core i7-4790K
2014
4 cores / 8 threads, 88 Watt
5.08
+446%
Core i3-4020Y
2013
2 cores / 4 threads, 11 Watt
0.93

Core i7-4790K outperforms Core i3-4020Y by a whopping 446% based on our aggregate benchmark results.

Primary details

Comparing Core i7-4790K and Core i3-4020Y processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking12102510
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.85no data
Market segmentDesktop processorLaptop
SeriesCore i7 (Desktop)Intel Core i3
Power efficiency5.467.65
Architecture codenameDevil's CanyonHaswell (2013−2015)
Release dateJune 2014 (10 years ago)1 September 2013 (11 years ago)
Launch price (MSRP)$339$304

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i7-4790K and Core i3-4020Y 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)2 (Dual-core)
Threads84
Base clock speed4 GHz1.5 GHz
Boost clock speed4.4 GHz1.5 GHz
Bus rate5 GT/s5 GT/s
L1 cache64K (per core)128 KB
L2 cache256K (per core)512 KB
L3 cache8 MB (shared)3 MB
Chip lithography22 nm22 nm
Die size177 mm2no data
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)72 °Cno data
Number of transistors1,400 millionno data
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-

Compatibility

Information on Core i7-4790K and Core i3-4020Y 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
SocketFCLGA1150FCBGA1168
Power consumption (TDP)88 Watt11.5 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-4790K and Core i3-4020Y. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
My WiFi+no data
Turbo Boost Technology2.0-
Hyper-Threading Technology++
Idle States++
Thermal Monitoring++
Smart Responseno data+
GPIOno data+
Smart Connectno data+
FDI+-
AMTno data9.5
Matrix Storageno data-
HD Audiono data+
RSTno data+

Security technologies

Core i7-4790K and Core i3-4020Y technologies aimed at improving security, for example, by protecting against hacks.

TXT+-
EDB++
Secure Key++
Identity Protection++
OS Guard+no data
Anti-Theft++

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-4790K and Core i3-4020Y are enumerated here.

AMD-V++
VT-d+-
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-4790K and Core i3-4020Y. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3
Maximum memory size32 GB16 GB
Max memory channels22
Maximum memory bandwidth25.6 GB/s25.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel HD Graphics 4600Intel HD Graphics 4200
Max video memory2 GB2 GB
Quick Sync Video++
Clear Video HD++
Graphics max frequency1.25 GHz850 MHz
Execution Units20no data
InTru 3D++

Graphics interfaces

Available interfaces and connections of Core i7-4790K and Core i3-4020Y integrated GPUs.

Number of displays supported33
eDP++
DisplayPort++
HDMI++
DVI+no data
VGA+no data

Graphics image quality

Maximum display resolutions supported by Core i7-4790K and Core i3-4020Y integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.43840x2160@24Hz2560x1600@60Hz
Max resolution over eDP3840x2160@60Hzno data
Max resolution over DisplayPort3840x2160@60Hz2561x1600@60Hz
Max resolution over VGA1920x1200@60HzN/A

Graphics API support

APIs supported by Core i7-4790K and Core i3-4020Y integrated GPUs, sometimes API versions are included.

DirectX11.2/1211.2/12
OpenGL4.34.3

Peripherals

Specifications and connection of peripherals supported by Core i7-4790K and Core i3-4020Y.

PCIe version3.02.0
PCI Express lanes1612
PCI supportno data-
USB revisionno data3.0
Total number of SATA portsno data4
Max number of SATA 6 Gb/s Portsno data4
Integrated IDEno data-
Number of USB portsno data4
Integrated LANno data-
UARTno 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.

i7-4790K 5.08
+446%
i3-4020Y 0.93

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.

i7-4790K 8067
+448%
i3-4020Y 1473

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

i7-4790K 1409
+206%
i3-4020Y 461

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

i7-4790K 4401
+405%
i3-4020Y 872

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.

i7-4790K 6520
+302%
i3-4020Y 1621

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.

i7-4790K 25082
+428%
i3-4020Y 4750

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.

i7-4790K 5.94
+494%
i3-4020Y 35.31

Cinebench 11.5 64-bit multi-core

Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.

i7-4790K 9
+475%
i3-4020Y 2

Cinebench 15 64-bit multi-core

Cinebench Release 15 Multi Core is a variant of Cinebench R15 which uses all the processor threads.

i7-4790K 846
+457%
i3-4020Y 152

Cinebench 15 64-bit single-core

Cinebench R15 (standing for Release 15) is a benchmark made by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version (sometimes called Single-Thread) only uses a single processor thread to render a room full of reflective spheres and light sources.

i7-4790K 174
+190%
i3-4020Y 60

Cinebench 11.5 64-bit single-core

Cinebench R11.5 is an old benchmark by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version loads a single thread with ray tracing to render a glossy room full of crystal spheres and light sources.

i7-4790K 1.95
+200%
i3-4020Y 0.65

TrueCrypt AES

TrueCrypt is a discontinued piece of software that was widely used for on-the-fly-encryption of disk partitions, now superseded by VeraCrypt. It contains several embedded performance tests, one of them being TrueCrypt AES, which measures data encryption speed using AES algorithm. Result is encryption speed in gigabytes per second.

i7-4790K 5
+456%
i3-4020Y 0.9

x264 encoding pass 2

x264 Pass 2 is a slower variant of x264 video compression that produces a variable bit rate output file, which results in better quality since the higher bit rate is used when it is needed more. Benchmark result is still measured in frames per second.  

i7-4790K 52
+437%
i3-4020Y 10

x264 encoding pass 1

x264 version 4.0 is a video encoding benchmark uses MPEG 4 x264 compression method to compress a sample HD (720p) video. Pass 1 is a faster variant that produces a constant bit rate output file. Its result is measured in frames per second, which means how many frames of the source video file were encoded per second.  

i7-4790K 189
+262%
i3-4020Y 52

WinRAR 4.0

WinRAR 4.0 is an outdated version of a popular file archiver. It contains an internal speed test, using 'Best' setting of RAR compression on large chunks of randomly generated data. Its results are measured in kilobytes per second.

i7-4790K 5534
+213%
i3-4020Y 1768

Geekbench 3 32-bit multi-core

i7-4790K 15557
+395%
i3-4020Y 3140

Geekbench 3 32-bit single-core

i7-4790K 4418
+190%
i3-4020Y 1526

Geekbench 2

i7-4790K 13779
+277%
i3-4020Y 3658

Gaming performance

Pros & cons summary


Performance score 5.08 0.93
Integrated graphics card 1.84 0.99
Recency on June 2014 1 September 2013
Physical cores 4 2
Threads 8 4
Power consumption (TDP) 88 Watt 11 Watt

i7-4790K has a 446.2% higher aggregate performance score, 85.9% faster integrated GPU, an age advantage of 8 months, and 100% more physical cores and 100% more threads.

i3-4020Y, on the other hand, has 700% lower power consumption.

The Core i7-4790K is our recommended choice as it beats the Core i3-4020Y in performance tests.

Note that Core i7-4790K is a desktop processor while Core i3-4020Y is a notebook one.


Should you still have questions on choice between Core i7-4790K and Core i3-4020Y, ask them in Comments section, and we shall answer.

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Intel Core i7-4790K
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Intel Core i3-4020Y
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