Celeron 6305 vs i5-5250U

VS

Aggregate performance score

Core i5-5250U
2015
2 cores / 4 threads, 15 Watt
1.59
+16.9%

Core i5-5250U outperforms Celeron 6305 by a moderate 17% based on our aggregate benchmark results.

Primary details

Comparing Core i5-5250U and Celeron 6305 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking21162252
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Core i5Intel Tiger Lake
Power efficiency9.678.27
Architecture codenameBroadwell-U (2015)Tiger Lake-U (2020)
Release date1 March 2015 (9 years ago)1 September 2020 (4 years ago)
Launch price (MSRP)$315no data

Detailed specifications

Core i5-5250U 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 cores2 (Dual-core)2 (Dual-core)
Threads42
Base clock speed1.6 GHzno data
Boost clock speed2.7 GHz1.8 GHz
Bus rate5 GT/s4 GT/s
L1 cache64K (per core)160 KB
L2 cache256K (per core)2.5 MB
L3 cache3 MB (shared)4 MB
Chip lithography14 nm10 nm SuperFin
Die size133 mm2no data
Maximum core temperature105 °C100 °C
Maximum case temperature (TCase)105 °Cno data
Number of transistors1900 Millionno data
64 bit support++
Windows 11 compatibility-+

Compatibility

Information on Core i5-5250U 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 configuration11
SocketFCBGA1168FCBGA1449
Power consumption (TDP)15 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-5250U and Celeron 6305. 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)+no data
Speed Shiftno data+
Turbo Boost Technology2.0-
Hyper-Threading Technology+-
Idle States++
Thermal Monitoring++
Flex Memory Access+no data
Smart Response+no data
FDI+no data
Fast Memory Access+no data
Deep Learning Boost-+

Security technologies

Core i5-5250U and Celeron 6305 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-5250U and Celeron 6305 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-5250U and Celeron 6305. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR4
Maximum memory size16 GB64 GB
Max memory channels22
Maximum memory bandwidth25.6 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics 6000Intel® UHD Graphics for 11th Gen Intel® Processors
Max video memory16 GBno data
Quick Sync Video++
Clear Video+no data
Clear Video HD++
Graphics max frequency950 MHz1.25 GHz
Execution Unitsno data48
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i5-5250U and Celeron 6305 integrated GPUs.

Number of displays supported34
eDP+no data
DisplayPort+-
HDMI+-

Graphics image quality

Maximum display resolutions supported by Core i5-5250U and Celeron 6305 integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.42560X1600@60Hz4096x2304@60Hz
Max resolution over eDPno data4096x2304@60Hz
Max resolution over DisplayPort3840x2160@60Hz7680x4320@60Hz

Graphics API support

APIs supported by Core i5-5250U and Celeron 6305 integrated GPUs, sometimes API versions are included.

DirectX11.2/1212.1
OpenGL4.34.6

Peripherals

Specifications and connection of peripherals supported by Core i5-5250U and Celeron 6305.

PCIe version2.0no data
PCI Express lanes12no 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.

i5-5250U 1.59
+16.9%
Celeron 6305 1.36

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.

i5-5250U 2438
+17.2%
Celeron 6305 2080

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.

i5-5250U 817
+8.9%
Celeron 6305 750

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.

i5-5250U 1569
+24.1%
Celeron 6305 1264

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.

i5-5250U 4104
+18.4%
Celeron 6305 3465

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.

i5-5250U 8721
+31.9%
Celeron 6305 6611

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.

i5-5250U 19.5
+101%
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.

i5-5250U 3
+44.6%
Celeron 6305 2

Cinebench 15 64-bit multi-core

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

i5-5250U 260
+61.4%
Celeron 6305 161

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.

i5-5250U 107
+27.5%
Celeron 6305 84

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.

i5-5250U 1.16
+17.2%
Celeron 6305 0.99

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.

i5-5250U 1.5
+63%
Celeron 6305 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.  

i5-5250U 16
+46.3%
Celeron 6305 11

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.  

i5-5250U 89
+43%
Celeron 6305 62

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.

i5-5250U 2423
+100%
Celeron 6305 1210

Gaming performance

Pros & cons summary


Performance score 1.59 1.36
Recency 1 March 2015 1 September 2020
Threads 4 2
Chip lithography 14 nm 10 nm

i5-5250U has a 16.9% higher aggregate performance score, and 100% more threads.

Celeron 6305, on the other hand, has an age advantage of 5 years, and a 40% more advanced lithography process.

The Core i5-5250U is our recommended choice as it beats the Celeron 6305 in performance tests.


Should you still have questions on choice between Core i5-5250U and Celeron 6305, ask them in Comments section, and we shall answer.

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Intel Core i5-5250U
Core i5-5250U
Intel Celeron 6305
Celeron 6305

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