Pentium N3540 vs Celeron 3865U

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Aggregated performance score

Celeron 3865U
2017
2 cores / 2 threads
0.86
+8.9%
Pentium N3540
2014
4 cores / 4 threads
0.79

Celeron 3865U outperforms Pentium N3540 by 9% based on our aggregated benchmark results.

General info

Comparing Celeron 3865U and Pentium N3540 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking24322493
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel CeleronIntel Pentium
Architecture codenameKaby Lake-UBay Trail-M (2013−2014)
Release date3 January 2017 (7 years old)22 May 2014 (9 years old)
Launch price (MSRP)$107$251
Current price$296 (2.8x MSRP)$404 (1.6x MSRP)

Technical specs

Celeron 3865U and Pentium N3540 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)4 (Quad-Core)
Threads24
Base clock speed1.8 GHz2.16 GHz
Boost clock speed1.8 GHz2.66 GHz
L1 cache64K (per core)224 KB
L2 cache256K (per core)2 MB
L3 cache2 MB (shared)2 MB L2 Cache
Chip lithography14 nm22 nm
Die size98.7 mm2no data
Maximum core temperature100 °C100 °C
64 bit support++
Windows 11 compatibility--
Unlocked multiplierNoNo

Compatibility

Information on Celeron 3865U and Pentium N3540 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
SocketFCBGA1356,FPBGA1356FCBGA1170
Power consumption (TDP)15 Watt7.5 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron 3865U and Pentium N3540. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2no data
AES-NI+-
AVX+no data
vPro+no data
Enhanced SpeedStep (EIST)++
Speed Shift+no data
My WiFi+no data
Turbo Boost Technology--
Hyper-Threading Technology+-
TSX-no data
Idle States++
Thermal Monitoring+no data
Flex Memory Access+no data
SIPP-no data
Smart Response+no data
Smart Connectno data+
StatusDiscontinuedDiscontinued

Security technologies

Celeron 3865U and Pentium N3540 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron 3865U and Pentium N3540 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron 3865U and Pentium N3540. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3, DDR4, DDR3DDR3L-1333
Maximum memory size32 GB8 GB
Max memory channels22
Maximum memory bandwidth34.1 GB/s21.32 GB/s
ECC memory support--

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics 610Intel® HD Graphics for Intel Atom® Processor Z3700 Series
Max video memory32 GBno data
Quick Sync Video++
Clear Video+no data
Clear Video HD+-
Graphics max frequency900 MHz896 MHz

Graphics interfaces

Available interfaces and connections of Celeron 3865U and Pentium N3540 integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Celeron 3865U and Pentium N3540 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

Graphics API support

APIs supported by Celeron 3865U and Pentium N3540 integrated GPUs, sometimes API versions are included.

DirectX1211.2
OpenGL4.4no data

Peripherals

Specifications and connection of peripherals supported by Celeron 3865U and Pentium N3540.

PCIe version2.02.0
PCI Express lanes104
USB revisionno data3.0 and 2.0
Total number of SATA portsno data2
Number of USB portsno data5

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.

Celeron 3865U 0.86
+8.9%
Pentium N3540 0.79

Celeron 3865U outperforms Pentium N3540 by 9% based on our aggregated benchmark results.


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.

Benchmark coverage: 68%

Celeron 3865U 1316
+8.7%
Pentium N3540 1211

Celeron 3865U outperforms Pentium N3540 by 9% in Passmark.

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.

Benchmark coverage: 42%

Celeron 3865U 392
+104%
Pentium N3540 192

Celeron 3865U outperforms Pentium N3540 by 104% in GeekBench 5 Single-Core.

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.

Benchmark coverage: 42%

Celeron 3865U 691
+24.1%
Pentium N3540 557

Celeron 3865U outperforms Pentium N3540 by 24% in GeekBench 5 Multi-Core.

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.

Benchmark coverage: 20%

Celeron 3865U 2853
+109%
Pentium N3540 1364

Celeron 3865U outperforms Pentium N3540 by 109% in Cinebench 10 32-bit single-core.

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.

Benchmark coverage: 19%

Celeron 3865U 5425
+14.2%
Pentium N3540 4752

Celeron 3865U outperforms Pentium N3540 by 14% in Cinebench 10 32-bit multi-core.

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.

Benchmark coverage: 18%

Celeron 3865U 39.36
Pentium N3540 21.92
+79.6%

Celeron 3865U outperforms Pentium N3540 by 80% in wPrime 32.

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.

Benchmark coverage: 17%

Celeron 3865U 2
Pentium N3540 2
+14.5%

Pentium N3540 outperforms Celeron 3865U by 14% in Cinebench 11.5 64-bit multi-core.

Cinebench 15 64-bit multi-core

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

Benchmark coverage: 15%

Celeron 3865U 142
Pentium N3540 157
+10.2%

Pentium N3540 outperforms Celeron 3865U by 10% in Cinebench 15 64-bit multi-core.

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.

Benchmark coverage: 15%

Celeron 3865U 72
+71.4%
Pentium N3540 42

Celeron 3865U outperforms Pentium N3540 by 71% in Cinebench 15 64-bit single-core.

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.

Benchmark coverage: 14%

Celeron 3865U 0.86
+72%
Pentium N3540 0.5

Celeron 3865U outperforms Pentium N3540 by 72% in Cinebench 11.5 64-bit single-core.

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.

Benchmark coverage: 13%

Celeron 3865U 0.8
+179%
Pentium N3540 0.3

Celeron 3865U outperforms Pentium N3540 by 179% in TrueCrypt AES.

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.

Benchmark coverage: 13%

Celeron 3865U 1108
Pentium N3540 1210
+9.2%

Pentium N3540 outperforms Celeron 3865U by 9% in WinRAR 4.0.

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.  

Benchmark coverage: 13%

Celeron 3865U 54
+0.2%
Pentium N3540 54

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.  

Benchmark coverage: 13%

Celeron 3865U 11
Pentium N3540 11
+3%

Pentium N3540 outperforms Celeron 3865U by 3% in x264 encoding pass 2.

Geekbench 3 32-bit single-core

Benchmark coverage: 5%

Celeron 3865U 1843
+86.5%
Pentium N3540 988

Celeron 3865U outperforms Pentium N3540 by 87% in Geekbench 3 32-bit single-core.

Geekbench 3 32-bit multi-core

Benchmark coverage: 5%

Celeron 3865U 3224
Pentium N3540 3254
+0.9%

Pentium N3540 outperforms Celeron 3865U by 1% in Geekbench 3 32-bit multi-core.

Geekbench 2

Benchmark coverage: 5%

Celeron 3865U 3627
+3.9%
Pentium N3540 3490

Celeron 3865U outperforms Pentium N3540 by 4% in Geekbench 2.

Gaming performance

Advantages and disadvantages


Performance score 0.86 0.79
Recency 3 January 2017 22 May 2014
Physical cores 2 4
Threads 2 4
Cost $107 $251
Chip lithography 14 nm 22 nm
Power consumption (TDP) 15 Watt 7 Watt

We couldn't decide between Celeron 3865U and Pentium N3540. The differences in performance seem too small.


Should you still have questions on choice between Celeron 3865U and Pentium N3540, ask them in Comments section, and we shall answer.

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Intel Celeron 3865U
Celeron 3865U
Intel Pentium N3540
Pentium N3540

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