A8-3520M vs i7-6820HK

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Aggregate performance score

Core i7-6820HK
2015
4 cores / 8 threads, 45 Watt
4.45
+389%
A8-3520M
2011
4 cores / 4 threads, 35 Watt
0.91

Core i7-6820HK outperforms A8-3520M by a whopping 389% based on our aggregate benchmark results.

Primary details

Comparing Core i7-6820HK and A8-3520M processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking13302543
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Core i7AMD A-Series
Power efficiency9.312.45
Architecture codenameSkylake (2015−2016)Llano (2011−2012)
Release date1 September 2015 (9 years ago)20 December 2011 (12 years ago)
Launch price (MSRP)$378no data

Detailed specifications

Core i7-6820HK and A8-3520M 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 speed2.7 GHz1.6 GHz
Boost clock speed3.6 GHz2.5 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/sno data
Multiplier27no data
L1 cache256 KB128 KB (per core)
L2 cache1 MB1 MB (per core)
L3 cache8 MB0 KB
Chip lithography14 nm32 nm
Die size122 mm2228 mm2
Maximum core temperature100 °Cno data
Number of transistorsno data1,178 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-

Compatibility

Information on Core i7-6820HK and A8-3520M 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
SocketFCBGA1440FS1
Power consumption (TDP)45 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-6820HK and A8-3520M. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX23DNow!, MMX, SSE, SSE2, SSE3, SSE4a, Radeon HD 6620G
AES-NI+-
AVX+-
Enhanced SpeedStep (EIST)+no data
My WiFi+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
TSX+-
Idle States+no data
Thermal Monitoring+-
Flex Memory Access+no data
Smart Response+no data

Security technologies

Core i7-6820HK and A8-3520M technologies aimed at improving security, for example, by protecting against hacks.

TXT-no data
EDB+no data
Secure Key+no data
MPX+-
Identity Protection+-
SGXYes with Intel® MEno data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-6820HK and A8-3520M are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-6820HK and A8-3520M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3, DDR4DDR3
Maximum memory size64 GBno data
Max memory channels2no data
Maximum memory bandwidth34.134 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel HD Graphics 530AMD Radeon HD 6620G (444 MHz)
Max video memory64 GBno data
Quick Sync Video+-
Clear Video+no data
Clear Video HD+no data
Graphics max frequency1.05 GHzno data
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i7-6820HK and A8-3520M integrated GPUs.

Number of displays supported3no data
eDP+no data
DisplayPort+-
HDMI+-
DVI+no data

Graphics image quality

Maximum display resolutions supported by Core i7-6820HK and A8-3520M integrated GPUs, including resolutions over different interfaces.

4K resolution support+no data
Max resolution over HDMI 1.44096x2304@24Hzno data
Max resolution over eDP4096x2304@60Hzno data
Max resolution over DisplayPort4096x2304@60Hzno data
Max resolution over VGAN/Ano data

Graphics API support

APIs supported by Core i7-6820HK and A8-3520M integrated GPUs, sometimes API versions are included.

DirectX12no data
OpenGL4.5no data

Peripherals

Specifications and connection of peripherals supported by Core i7-6820HK and A8-3520M.

PCIe version3.0no 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.

i7-6820HK 4.45
+389%
A8-3520M 0.91

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.

i7-6820HK 7065
+390%
A8-3520M 1441

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.

i7-6820HK 1207
+373%
A8-3520M 255

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.

i7-6820HK 3920
+471%
A8-3520M 687

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.

i7-6820HK 5653
+222%
A8-3520M 1757

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.

i7-6820HK 21165
+273%
A8-3520M 5676

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.

i7-6820HK 7410
+198%
A8-3520M 2483

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.

i7-6820HK 7.32
+206%
A8-3520M 22.43

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.

i7-6820HK 8
+286%
A8-3520M 2

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.

i7-6820HK 1.73
+239%
A8-3520M 0.51

Gaming performance

Pros & cons summary


Performance score 4.45 0.91
Integrated graphics card 2.60 0.88
Recency 1 September 2015 20 December 2011
Threads 8 4
Chip lithography 14 nm 32 nm
Power consumption (TDP) 45 Watt 35 Watt

i7-6820HK has a 389% higher aggregate performance score, 195.5% faster integrated GPU, an age advantage of 3 years, 100% more threads, and a 128.6% more advanced lithography process.

A8-3520M, on the other hand, has 28.6% lower power consumption.

The Core i7-6820HK is our recommended choice as it beats the A8-3520M in performance tests.


Should you still have questions on choice between Core i7-6820HK and A8-3520M, ask them in Comments section, and we shall answer.

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Intel Core i7-6820HK
Core i7-6820HK
AMD A8-3520M
A8-3520M

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Community ratings

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