Celeron 3855U vs M-5Y71

VS

Aggregate performance score

Core M-5Y71
2014
2 cores / 4 threads, 4 Watt
1.28
+66.2%
Celeron 3855U
2015
2 cores / 2 threads, 15 Watt
0.77

Core M-5Y71 outperforms Celeron 3855U by an impressive 66% based on our aggregate benchmark results.

Primary details

Comparing Core M-5Y71 and Celeron 3855U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking22772636
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Core MIntel Celeron
Power efficiency24.234.86
Architecture codenameBroadwell-Y (2014)Skylake (2015−2016)
Release date27 October 2014 (10 years ago)15 August 2015 (9 years ago)
Launch price (MSRP)$281$107

Detailed specifications

Core M-5Y71 and Celeron 3855U 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 speed1.2 GHz1.6 GHz
Boost clock speed2.9 GHz1.6 GHz
Bus typeno dataOPI
Bus rateno data4 GT/s
Multiplierno data16
L1 cache64K (per core)128 KB
L2 cache256K (per core)512 KB
L3 cache4 MB (shared)2 MB
Chip lithography14 nm14 nm
Die size50 mm298.57 mm2
Maximum core temperature95 °C100 °C
Number of transistors1300 Million1750 Million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Core M-5Y71 and Celeron 3855U 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 (Uniprocessor)
SocketFCBGA1234FCBGA1356
Power consumption (TDP)4.5 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core M-5Y71 and Celeron 3855U. 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
AES-NI++
AVX+-
vPro+no data
Enhanced SpeedStep (EIST)++
My WiFino data+
Turbo Boost Technology2.0-
Hyper-Threading Technology+-
TSX+-
Idle States++
Thermal Monitoring++
Flex Memory Access++
SIPP+-
Smart Response++
FDI+no data
Fast Memory Access+no data

Security technologies

Core M-5Y71 and Celeron 3855U technologies aimed at improving security, for example, by protecting against hacks.

TXT+-
EDB++
Secure Key++
Identity Protection++
SGXno dataYes with Intel® ME
OS Guard+-

Virtualization technologies

Virtual machine speed-up technologies supported by Core M-5Y71 and Celeron 3855U are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core M-5Y71 and Celeron 3855U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR4-1866/2133, LPDDR3-1600/1866, DDR3L-1333/1600
Maximum memory size16 GB32 GB
Max memory channels22
Maximum memory bandwidth25.6 GB/s34.134 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel HD Graphics 5300Intel HD Graphics 510
Max video memory16 GB32 GB
Quick Sync Video++
Clear Video HD++
Graphics max frequency900 MHz900 MHz
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core M-5Y71 and Celeron 3855U integrated GPUs.

Number of displays supported33
eDP++
DisplayPort++
HDMI++
DVIno data+

Graphics image quality

Maximum display resolutions supported by Core M-5Y71 and Celeron 3855U integrated GPUs, including resolutions over different interfaces.

4K resolution supportno data+
Max resolution over HDMI 1.42560x1600@60Hz4096x2304@24Hz
Max resolution over eDPno data4096x2304@60Hz
Max resolution over DisplayPort2560x1600@60Hz4096x2304@60Hz
Max resolution over VGAno dataN/A

Graphics API support

APIs supported by Core M-5Y71 and Celeron 3855U integrated GPUs, sometimes API versions are included.

DirectX11.2/1212
OpenGL4.34.4

Peripherals

Specifications and connection of peripherals supported by Core M-5Y71 and Celeron 3855U.

PCIe version2.02.0
PCI Express lanes1210

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.

M-5Y71 1.28
+66.2%
Celeron 3855U 0.77

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.

M-5Y71 2034
+66.9%
Celeron 3855U 1219

Gaming performance

Pros & cons summary


Performance score 1.28 0.77
Integrated graphics card 1.04 1.61
Recency 27 October 2014 15 August 2015
Threads 4 2
Power consumption (TDP) 4 Watt 15 Watt

M-5Y71 has a 66.2% higher aggregate performance score, 100% more threads, and 275% lower power consumption.

Celeron 3855U, on the other hand, has 54.8% faster integrated GPU, and an age advantage of 9 months.

The Core M-5Y71 is our recommended choice as it beats the Celeron 3855U in performance tests.


Should you still have questions on choice between Core M-5Y71 and Celeron 3855U, ask them in Comments section, and we shall answer.

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Intel Core M-5Y71
Core M-5Y71
Intel Celeron 3855U
Celeron 3855U

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Community ratings

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Questions & comments

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