Atom x5-Z8300 vs i7-6700K

VS

Aggregate performance score

Core i7-6700K
2015
4 cores / 8 threads, 91 Watt
5.62
+1002%

Core i7-6700K outperforms Atom x5-Z8300 by a whopping 1002% based on our aggregate benchmark results.

Primary details

Comparing Core i7-6700K and Atom x5-Z8300 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking11472874
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation1.19no data
Market segmentDesktop processorLaptop
SeriesIntel Core i7 (Desktop)5x Intel Atom
Power efficiency5.81no data
Architecture codenameSkylake (2015−2016)Cherry Trail (2015−2016)
Release date5 August 2015 (9 years ago)2 March 2015 (9 years ago)
Launch price (MSRP)$339no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i7-6700K and Atom x5-Z8300 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 speed4 GHz1.44 GHz
Boost clock speed4.2 GHz1.84 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/sno data
Multiplier40no data
L1 cache64 KB (per core)no data
L2 cache256 KB (per core)2 MB
L3 cache8 MB (shared)0 KB
Chip lithography14 nm14 nm
Die size122 mm2no data
Maximum core temperatureno data90 °C
Maximum case temperature (TCase)64 °Cno data
Number of transistors1750 Millionno data
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-

Compatibility

Information on Core i7-6700K and Atom x5-Z8300 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)
SocketFCLGA1151UTFCBGA592
Power consumption (TDP)91 Wattno data

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-6700K and Atom x5-Z8300. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2no data
AES-NI++
AVX+-
vPro+no data
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
TSX+-
Idle States+no data
Thermal Monitoring+-

Security technologies

Core i7-6700K and Atom x5-Z8300 technologies aimed at improving security, for example, by protecting against hacks.

TXT-no data
EDB+no data
Secure Bootno 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 i7-6700K and Atom x5-Z8300 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-6700K and Atom x5-Z8300. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3, DDR4DDR3
Maximum memory size64 GB2 GB
Max memory channels21
Maximum memory bandwidth34.134 GB/s12.8 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel HD Graphics 530Intel HD Graphics (Cherry Trail) (200 - 500 MHz)
Max video memory64 GB2 GB
Quick Sync Video+-
Clear Video+no data
Clear Video HD+no data
Graphics max frequency1.15 GHz500 MHz
Execution Unitsno data12
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i7-6700K and Atom x5-Z8300 integrated GPUs.

Number of displays supported32
eDP+no data
DisplayPort+-
HDMI+-
DVI+no data

Graphics image quality

Maximum display resolutions supported by Core i7-6700K and Atom x5-Z8300 integrated GPUs, including resolutions over different interfaces.

4K resolution support+no data
Max resolution over HDMI 1.44096x2304@24Hz1920x1080
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 i7-6700K and Atom x5-Z8300 integrated GPUs, sometimes API versions are included.

DirectX12no data
OpenGL4.5no data

Peripherals

Specifications and connection of peripherals supported by Core i7-6700K and Atom x5-Z8300.

PCIe version3.02.0
PCI Express lanes161
USB revisionno data3.0

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.

i7-6700K 5.62
+1002%
Atom x5-Z8300 0.51

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.

i7-6700K 8935
+998%
Atom x5-Z8300 814

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.

i7-6700K 1506
+1050%
Atom x5-Z8300 131

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.

i7-6700K 4943
+1296%
Atom x5-Z8300 354

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.

i7-6700K 6531
+593%
Atom x5-Z8300 942

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.

i7-6700K 25817
+780%
Atom x5-Z8300 2934

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.

i7-6700K 9037
+434%
Atom x5-Z8300 1691

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.

i7-6700K 6.66
+447%
Atom x5-Z8300 36.4

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.

i7-6700K 10
+725%
Atom x5-Z8300 1

Cinebench 15 64-bit multi-core

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

i7-6700K 880
+836%
Atom x5-Z8300 94

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.

i7-6700K 178
+557%
Atom x5-Z8300 27

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.

i7-6700K 1.97
+463%
Atom x5-Z8300 0.35

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.

i7-6700K 4.4
+625%
Atom x5-Z8300 0.6

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.  

i7-6700K 55
+682%
Atom x5-Z8300 7

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.  

i7-6700K 205
+474%
Atom x5-Z8300 36

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.

i7-6700K 5877
+653%
Atom x5-Z8300 780

Geekbench 3 32-bit multi-core

i7-6700K 16365
+648%
Atom x5-Z8300 2187

Geekbench 3 32-bit single-core

i7-6700K 4225
+463%
Atom x5-Z8300 750

Gaming performance

Pros & cons summary


Performance score 5.62 0.51
Integrated graphics card 2.60 0.77
Recency 5 August 2015 2 March 2015
Threads 8 4

i7-6700K has a 1002% higher aggregate performance score, 237.7% faster integrated GPU, an age advantage of 5 months, and 100% more threads.

The Core i7-6700K is our recommended choice as it beats the Atom x5-Z8300 in performance tests.

Note that Core i7-6700K is a desktop processor while Atom x5-Z8300 is a notebook one.


Should you still have questions on choice between Core i7-6700K and Atom x5-Z8300, ask them in Comments section, and we shall answer.

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Intel Core i7-6700K
Core i7-6700K
Intel Atom x5-Z8300
Atom x5-Z8300

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Community ratings

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