Intel Celeron 3865U vs Intel Celeron 3855U

Last updated:

CPU comparison with benchmarks

-VS-

CPU lineage

Intel Celeron 3865U or Intel Celeron 3865U – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The Intel Celeron 3865U features 2 processor cores and has the capability to manage 2 threads concurrently.
It was released in Q1/2017 and belongs to the 7 generation of the Intel Celeron series.
To use the Intel Celeron 3865U, you'll need a motherboard with a BGA 1356 socket.
The Intel Celeron 3855U features 2 processor cores and has the capability to manage 2 threads concurrently.
It was released in Q4/2015 and belongs to the 7 generation of the Intel Celeron series.
Intel Celeron 3865U Name Intel Celeron 3855U
Intel Celeron Family Intel Celeron
7 Generation 7
Mobile Segment Mobile
Intel Celeron 3000 Group Intel Celeron 3000
 
 

CPU Cores and Base Frequency

The Intel Celeron 3865U has 2 CPU cores and can calculate 2 threads in parallel.
The clock frequency of the Intel Celeron 3865U is 1.8 GHz
The Intel Celeron 3855U has 2 CPU cores and can calculate 2 threads in parallel.
The clock frequency of the Intel Celeron 3855U is 1.6 GHz
normal Core architecture normal
2x Cores 2x
1.8 GHz Frequency 1.6 GHz
No Hyperthreading No
2 Threads 2
No Overclocking No
2 CPU Cores 2
 
 

Internal Graphics

The Intel Celeron 3865U has integrated graphics, called iGPU for short.
Specifically, the Intel Celeron 3865U uses the Intel HD Graphics 610, which has 96 texture shaders
and 12 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The Intel Celeron 3855U has integrated graphics, called iGPU for short.
Specifically, the Intel Celeron 3855U uses the Intel HD Graphics 510, which has 96 texture shaders
0.9 GHz GPU (Turbo) 0.9 GHz
Q3/2016 Release date Q1/2015
0.3 GHz GPU frequency 0.3 GHz
12 Execution units 12
32.0 GB Max. GPU Memory 32.0 GB
96 Shaders 96
Intel HD Graphics 610 GPU name Intel HD Graphics 510
14 nm Technology 14 nm
9.5 Generation 9
12 Direct X 12.0
-- Max. displays --
 
 

Artificial Intelligence and Machine Learning

-- AI hardware --
-- AI specifications --
 
 

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.
Decode / Encode h265 / HEVC (8 bit) Decode / Encode
Decode / Encode VP8 Decode / Encode
Decode / Encode h265 / HEVC (10 bit) Decode
Decode VC-1 Decode
No AV1 No
Decode / Encode AVC Decode / Encode
Decode / Encode VP9 Decode
Decode / Encode h264 Decode / Encode
Decode / Encode JPEG Decode
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 32.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 34.1 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
DDR4-2133, DDR3L-1600, LPDDR3-1866 Memory type DDR4-2133, DDR3L-1600, LPDDR3-1866
34.1 GB/s Bandwidth 34.1 GB/s
pci PCIe pci
No ECC No
2 Memory channels 2
32.0 GB Max. Memory 32.0 GB
Yes AES-NI Yes
 
 

Thermal Management

The processor has a thermal design power (TDP) of 15 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
15 W TDP (PL1 / PBP) 15 W
10 W TDP down 10 W
100 °C Tjunction max 100 °C
 
 

Technical details

The Intel Celeron 3865U is manufactured using a 14 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 2.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Celeron 3855U is manufactured using a 14 nm process.
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Technical data sheet Documents Technical data sheet
Q1/2017 Release date Q4/2015
2.0 MB L3-Cache 2.0 MB
BGA 1356 Socket
Kaby Lake U Architecture Kaby Lake U
Windows 10, Linux Operating systems Windows 10, Linux
Monolithic Chip design Monolithic
-- Release price 107 $
SSE4.1, SSE4.2 ISA extensions SSE4.1, SSE4.2
14 nm Technology 14 nm
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Part Number --
0 bytes L2-Cache 0 bytes
 
 

Benchmarks

Geekbench 3, 64bit (Multi-Core)

Intel Celeron 3865U
2C 2T @ 1.8 GHz
3234
3234
Intel Celeron 3855U
2C 2T @ 1.6 GHz
3022
3022

Geekbench 3, 64bit (Single-Core)

Intel Celeron 3865U
2C 2T @ 1.8 GHz
1849
1849
Intel Celeron 3855U
2C 2T @ 1.6 GHz
1683
1683

Geekbench 6 (Multi-Core)

Intel Celeron 3865U
2C 2T @ 1.8 GHz
674
674
Intel Celeron 3855U
2C 2T @ 1.6 GHz
632
632

Geekbench 6 (Single-Core)

Intel Celeron 3865U
2C 2T @ 1.8 GHz
389
389
Intel Celeron 3855U
2C 2T @ 1.6 GHz
361
361

Cinebench R15 (Multi-Core)

Intel Celeron 3865U
2C 2T @ 1.8 GHz
139
139
Intel Celeron 3855U
2C 2T @ 1.6 GHz
127
127