i3-6320 vs i7-7820HK

Aggregate performance score

Core i7-7820HK
2017
4 cores / 8 threads, 45 Watt
4.66
+64.7%
Core i3-6320
2015
2 cores / 4 threads, 51 Watt
2.83

Core i7-7820HK outperforms Core i3-6320 by an impressive 65% based on our aggregate benchmark results.

Primary details

Comparing Core i7-7820HK and Core i3-6320 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking12791672
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data0.52
Market segmentLaptopDesktop processor
SeriesIntel Core i7Intel Core i3
Power efficiency9.765.23
Architecture codenameKaby Lake-H (2017)Skylake (2015−2016)
Release date3 January 2017 (7 years ago)1 September 2015 (9 years ago)
Launch price (MSRP)$378$157

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i7-7820HK and Core i3-6320 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 speed2.9 GHz3.9 GHz
Boost clock speed3.9 GHz3.9 GHz
Bus typeDMI 3.0DMI 3.0
Bus rate8 GT/s4 × 8 GT/s
Multiplier2939
L1 cache256 KB128 KB
L2 cache1 MB512 KB
L3 cache8 MB (shared)4 MB (shared)
Chip lithography14 nm14 nm
Die size126 mm298.57 mm2
Maximum core temperature100 °Cno data
Maximum case temperature (TCase)no data65 °C
Number of transistorsno data1,400 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-

Compatibility

Information on Core i7-7820HK and Core i3-6320 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 (Uniprocessor)
SocketFCBGA1440FCLGA1151
Power consumption (TDP)45 Watt51 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-7820HK and Core i3-6320. 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++
Enhanced SpeedStep (EIST)++
Speed Shift+no data
My WiFi+no data
Turbo Boost Technology2.0-
Hyper-Threading Technology++
TSX+-
Idle States++
Thermal Monitoring++
Flex Memory Access+no data
Smart Response+no data

Security technologies

Core i7-7820HK and Core i3-6320 technologies aimed at improving security, for example, by protecting against hacks.

TXT--
EDB++
Secure Key++
MPX++
Identity Protection++
SGXYes with Intel® MEYes with Intel® ME
OS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-7820HK and Core i3-6320 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-7820HK and Core i3-6320. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR4
Maximum memory size64 GB64 GB
Max memory channels22
Maximum memory bandwidth38.397 GB/s34.134 GB/s
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel HD Graphics 630Intel HD Graphics 530
Max video memory64 GB64 GB
Quick Sync Video++
Clear Video++
Clear Video HD++
Graphics max frequency1.1 GHz1.15 GHz
InTru 3D++

Graphics interfaces

Available interfaces and connections of Core i7-7820HK and Core i3-6320 integrated GPUs.

Number of displays supported33
eDP++
DisplayPort++
HDMI++
DVI++

Graphics image quality

Maximum display resolutions supported by Core i7-7820HK and Core i3-6320 integrated GPUs, including resolutions over different interfaces.

4K resolution support++
Max resolution over HDMI 1.44096x2304@30Hz4096x2304@24Hz
Max resolution over eDP4096x2304@60Hz4096x2304@60Hz
Max resolution over DisplayPort4096x2304@60Hz4096x2304@60Hz
Max resolution over VGAN/AN/A

Graphics API support

APIs supported by Core i7-7820HK and Core i3-6320 integrated GPUs, sometimes API versions are included.

DirectX1212
OpenGL4.54.5

Peripherals

Specifications and connection of peripherals supported by Core i7-7820HK and Core i3-6320.

PCIe version3.03.0
PCI Express lanes1616

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.

i7-7820HK 4.66
+64.7%
i3-6320 2.83

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.

i7-7820HK 7368
+64.7%
i3-6320 4473

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.

i7-7820HK 1273
i3-6320 1289
+1.3%

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.

i7-7820HK 4162
+60.8%
i3-6320 2588

Gaming performance

Pros & cons summary


Performance score 4.66 2.83
Integrated graphics card 3.10 2.59
Recency 3 January 2017 1 September 2015
Physical cores 4 2
Threads 8 4
Power consumption (TDP) 45 Watt 51 Watt

i7-7820HK has a 64.7% higher aggregate performance score, 19.7% faster integrated GPU, an age advantage of 1 year, 100% more physical cores and 100% more threads, and 13.3% lower power consumption.

The Core i7-7820HK is our recommended choice as it beats the Core i3-6320 in performance tests.

Be aware that Core i7-7820HK is a notebook processor while Core i3-6320 is a desktop one.


Should you still have questions on choice between Core i7-7820HK and Core i3-6320, ask them in Comments section, and we shall answer.

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Intel Core i7-7820HK
Core i7-7820HK
Intel Core i3-6320
Core i3-6320

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Community ratings

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Questions & comments

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