Celeron 6305 vs Atom x5-Z8300

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Aggregate performance score

Atom x5-Z8300
2015
4 cores / 4 threads
0.51
Celeron 6305
2020
2 cores / 2 threads, 15 Watt
1.31
+157%

Celeron 6305 outperforms Atom x5-Z8300 by a whopping 157% based on our aggregate benchmark results.

Primary details

Comparing Atom x5-Z8300 and Celeron 6305 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking28782276
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
Series5x Intel AtomIntel Tiger Lake
Power efficiencyno data8.26
Architecture codenameCherry Trail (2015−2016)Tiger Lake-U (2020)
Release date2 March 2015 (9 years ago)1 September 2020 (4 years ago)

Detailed specifications

Atom x5-Z8300 and Celeron 6305 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)
Threads42
Base clock speed1.44 GHzno data
Boost clock speed1.84 GHz1.8 GHz
Bus rateno data4 GT/s
L1 cacheno data160 KB
L2 cache2 MB2.5 MB
L3 cache0 KB4 MB
Chip lithography14 nm10 nm SuperFin
Maximum core temperature90 °C100 °C
64 bit support++
Windows 11 compatibility-+

Compatibility

Information on Atom x5-Z8300 and Celeron 6305 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
SocketUTFCBGA592FCBGA1449
Power consumption (TDP)no data15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom x5-Z8300 and Celeron 6305. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX-+
Enhanced SpeedStep (EIST)+no data
Speed Shiftno data+
Turbo Boost Technologyno data-
Hyper-Threading Technologyno data-
Idle Statesno data+
Thermal Monitoring-+
Deep Learning Boost-+

Security technologies

Atom x5-Z8300 and Celeron 6305 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data-
Secure Boot+no data
Identity Protection+-
SGXno data-
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Atom x5-Z8300 and Celeron 6305 are enumerated here.

VT-dno data+
VT-x++
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom x5-Z8300 and Celeron 6305. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR4
Maximum memory size2 GB64 GB
Max memory channels12
Maximum memory bandwidth12.8 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel HD Graphics (Cherry Trail) (200 - 500 MHz)Intel UHD Graphics for 11th Gen Intel Processors
Max video memory2 GBno data
Quick Sync Video-+
Clear Video HDno data+
Graphics max frequency500 MHz1.25 GHz
Execution Units1248

Graphics interfaces

Available interfaces and connections of Atom x5-Z8300 and Celeron 6305 integrated GPUs.

Number of displays supported24

Graphics image quality

Maximum display resolutions supported by Atom x5-Z8300 and Celeron 6305 integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.41920x10804096x2304@60Hz
Max resolution over eDPno data4096x2304@60Hz
Max resolution over DisplayPortno data7680x4320@60Hz

Graphics API support

APIs supported by Atom x5-Z8300 and Celeron 6305 integrated GPUs, sometimes API versions are included.

DirectXno data12.1
OpenGLno data4.6

Peripherals

Specifications and connection of peripherals supported by Atom x5-Z8300 and Celeron 6305.

PCIe version2.0no data
PCI Express lanes1no data
USB revision3.0no 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.

Atom x5-Z8300 0.51
Celeron 6305 1.31
+157%

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.

Atom x5-Z8300 817
Celeron 6305 2080
+155%

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.

Atom x5-Z8300 131
Celeron 6305 749
+472%

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.

Atom x5-Z8300 355
Celeron 6305 1264
+256%

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.

Atom x5-Z8300 942
Celeron 6305 3465
+268%

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.

Atom x5-Z8300 2934
Celeron 6305 6611
+125%

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.

Atom x5-Z8300 36.4
+7.5%
Celeron 6305 39.12

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.

Atom x5-Z8300 1
Celeron 6305 2
+65%

Cinebench 15 64-bit multi-core

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

Atom x5-Z8300 94
Celeron 6305 161
+71.3%

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.

Atom x5-Z8300 27
Celeron 6305 84
+211%

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.

Atom x5-Z8300 0.35
Celeron 6305 0.99
+183%

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.

Atom x5-Z8300 0.6
Celeron 6305 0.9
+53.3%

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.

Atom x5-Z8300 780
Celeron 6305 1210
+55.1%

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.  

Atom x5-Z8300 7
Celeron 6305 11
+61.2%

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.  

Atom x5-Z8300 36
Celeron 6305 62
+73.4%

Gaming performance

Pros & cons summary


Performance score 0.51 1.31
Integrated graphics card 0.77 5.59
Recency 2 March 2015 1 September 2020
Physical cores 4 2
Threads 4 2
Chip lithography 14 nm 10 nm

Atom x5-Z8300 has 100% more physical cores and 100% more threads.

Celeron 6305, on the other hand, has a 156.9% higher aggregate performance score, 626% faster integrated GPU, an age advantage of 5 years, and a 40% more advanced lithography process.

The Celeron 6305 is our recommended choice as it beats the Atom x5-Z8300 in performance tests.


Should you still have questions on choice between Atom x5-Z8300 and Celeron 6305, ask them in Comments section, and we shall answer.

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Intel Atom x5-Z8300
Atom x5-Z8300
Intel Celeron 6305
Celeron 6305

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