Celeron N5100 vs 3855U

VS

Aggregate performance score

Celeron 3855U
2015
2 cores / 2 threads, 15 Watt
0.77
Celeron N5100
2021
4 cores / 4 threads, 6 Watt
2.07
+169%

Celeron N5100 outperforms Celeron 3855U by a whopping 169% based on our aggregate benchmark results.

Primary details

Comparing Celeron 3855U and Celeron N5100 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking26521899
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Celeronno data
Power efficiency4.8632.65
Architecture codenameSkylake (2015−2016)Jasper Lake (2021)
Release date15 August 2015 (9 years ago)11 January 2021 (3 years ago)
Launch price (MSRP)$107no data

Detailed specifications

Celeron 3855U and Celeron N5100 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 speed1.6 GHz1.1 GHz
Boost clock speed1.6 GHz2.8 GHz
Bus typeOPIno data
Bus rate4 GT/sno data
Multiplier16no data
L1 cache128 KBno data
L2 cache512 KB1.5 MB
L3 cache2 MB4 MB
Chip lithography14 nm10 nm
Die size98.57 mm2no data
Maximum core temperature100 °C105 °C
Number of transistors1750 Millionno data
64 bit support++
Windows 11 compatibility-+

Compatibility

Information on Celeron 3855U and Celeron N5100 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
SocketFCBGA1356FCBGA1338
Power consumption (TDP)15 Watt6 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron 3855U and Celeron N5100. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2Intel® SSE4.2
AES-NI++
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
My WiFi+no data
Turbo Boost Technology--
Hyper-Threading Technology--
Idle States++
Thermal Monitoring++
Flex Memory Access+no data
Smart Response+-
GPIOno data+
Turbo Boost Max 3.0no data-

Security technologies

Celeron 3855U and Celeron N5100 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron 3855U and Celeron N5100 are enumerated here.

VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron 3855U and Celeron N5100. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-1866/2133, LPDDR3-1600/1866, DDR3L-1333/1600DDR4
Maximum memory size32 GB16 GB
Max memory channels22
Maximum memory bandwidth34.134 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel HD Graphics 510Intel UHD Graphics
Max video memory32 GBno data
Quick Sync Video++
Clear Video HD+no data
Graphics max frequency900 MHz800 MHz
Execution Unitsno data24

Graphics interfaces

Available interfaces and connections of Celeron 3855U and Celeron N5100 integrated GPUs.

Number of displays supported33
eDP++
DisplayPort++
HDMI++
DVI+no data
MIPI-DSIno data+

Graphics image quality

Maximum display resolutions supported by Celeron 3855U and Celeron N5100 integrated GPUs, including resolutions over different interfaces.

4K resolution support++
Max resolution over HDMI 1.44096x2304@24Hz4096x2160@60Hz
Max resolution over eDP4096x2304@60Hz4096x2160@60Hz
Max resolution over DisplayPort4096x2304@60Hz4096x2160@60Hz
Max resolution over VGAN/Ano data

Graphics API support

APIs supported by Celeron 3855U and Celeron N5100 integrated GPUs, sometimes API versions are included.

DirectX1212
OpenGL4.44.5

Peripherals

Specifications and connection of peripherals supported by Celeron 3855U and Celeron N5100.

PCIe version2.0no data
PCI Express lanes108
USB revisionno data2.0/3.2
Max number of SATA 6 Gb/s Portsno data2
Number of USB portsno data14
Integrated LANno data-
UARTno 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.

Celeron 3855U 0.77
Celeron N5100 2.07
+169%

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.

Celeron 3855U 1219
Celeron N5100 3293
+170%

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.

Celeron 3855U 315
Celeron N5100 435
+38.1%

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.

Celeron 3855U 538
Celeron N5100 1080
+101%

Gaming performance

Pros & cons summary


Performance score 0.77 2.07
Integrated graphics card 1.61 5.58
Recency 15 August 2015 11 January 2021
Physical cores 2 4
Threads 2 4
Chip lithography 14 nm 10 nm
Power consumption (TDP) 15 Watt 6 Watt

Celeron N5100 has a 168.8% higher aggregate performance score, 246.6% faster integrated GPU, an age advantage of 5 years, 100% more physical cores and 100% more threads, a 40% more advanced lithography process, and 150% lower power consumption.

The Celeron N5100 is our recommended choice as it beats the Celeron 3855U in performance tests.


Should you still have questions on choice between Celeron 3855U and Celeron N5100, ask them in Comments section, and we shall answer.

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Intel Celeron 3855U
Celeron 3855U
Intel Celeron N5100
Celeron N5100

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Community ratings

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