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Intel Celeron 3955U vs Intel Atom x7-E3950

Last updated: 2026-07-01

Table of Contents

Summary
Benchmarks
Specifications
User Reviews
Popular Comparisons

Summary

Benchmarks

Performance Overview
Average performance across multiple benchmarks

Single-core performance

Rank 1 - 100 %

Intel Celeron 3955U

Rank 2 - 57 %

Intel Atom x7-E3950

Multi-core performance

Rank 2 - 86 %

Intel Celeron 3955U

Rank 1 - 100 %

Intel Atom x7-E3950

Geekbench 6 Single-Core
Single-core performance

2C / 2T · 2.00 GHz

445

4C / 4T · 2.00 GHz

246

Geekbench 6 Multi-Core
Multi-core performance

2C / 2T · 2.00 GHz

780

4C / 4T · 1.60 GHz

784

Geekbench 5, 64bit Single-Core
Single-core performance

2C / 2T · 2.00 GHz

514

4C / 4T · 2.00 GHz

307

Geekbench 5, 64bit Multi-Core
Multi-core performance

2C / 2T · 2.00 GHz

1,018

4C / 4T · 1.60 GHz

1,154

iGPU - FP32 Performance (Single-precision GFLOPS)

Intel HD Graphics 510

173

Intel HD Graphics 505

187

Cinebench R15 (Single-Core)
Single-core performance

2C / 2T · 2.00 GHz

85 cb

4C / 4T · 2.00 GHz

40 cb

Cinebench R15 (Multi-Core)
Multi-core performance

2C / 2T · 2.00 GHz

159 cb

4C / 4T · 1.60 GHz

124 cb

More benchmarks

Geekbench 6 (SC)
1,989 entries

Geekbench 6 (MC)
1,927 entries

Cinebench R20 (SC)
666 entries

Geekbench 5 (SC)
2,512 entries

Cinebench R20 (MC)
615 entries

Geekbench 5 (MC)
2,483 entries

FP32 SP (iGPU)
2,219 entries

PassMark CPU-Mark
2,504 entries

Cinebench R15 (SC)
1,113 entries

Cinebench R15 (MC)
1,110 entries

Geekbench 3 (SC)
945 entries

Geekbench 3 (MC)
941 entries

Cinebench R11.5 (SC)
826 entries

Cinebench R11.5 (MC)
837 entries

Cinebench R11.5 iGPU
383 entries

Specifications

At a glance

Wischen	Intel Celeron 3955U	Intel Atom x7-E3950
Family	Intel Celeron (165)	Intel Atom (108)
CPU group	Intel Celeron 3000 (10)	Intel Atom x3/x5/x7 (9)
Architecture	Kaby Lake U	Cherry Trail
Technology	14 nm	14 nm
Segment	Notebook	Notebook
Socket		BGA 1296
Predecessor
Successor

CPU Cores and Base Frequency

Wischen	Intel Celeron 3955U	Intel Atom x7-E3950
CPU Cores / Threads	2 / 2	4 / 4
Hyperthreading / SMT	✗	✗
Core architecture	normal	normal
Cores:	2x	4x
Frequency:	2.00 GHz	1.60 GHz
Turbo (1 Core):		2.00 GHz
Turbo (All Cores):
L2-Cache
L3-Cache	2.00 MB	2.00 MB
Overclocking	✗	✗

Integrated graphics (iGPU)

Wischen	Intel Celeron 3955U	Intel Atom x7-E3950
GPU name	Intel HD Graphics 510	Intel HD Graphics 505
GPU frequency	0.30 - 0.90 GHz	0.50 - 0.65 GHz
CUs / Shader	12 / 96	18 / 144
Raytracing	✗	✗
Max. displays	3	3
Max. GPU Memory	32 GB	8 GB
Technology	14 nm	14 nm
Release date	Q1/2015	Q3/2016

NPU AI performance

Wischen	Intel Celeron 3955U	Intel Atom x7-E3950
AI hardware
AI specifications
NPU + CPU + iGPU

Memory & PCIe

Wischen	Intel Celeron 3955U	Intel Atom x7-E3950
Memory	DDR4-2133 (34.1 GB/s) DDR3L-1600 (25.6 GB/s) LPDDR3-1866 (15.0 GB/s)	LPDDR3-1866 (38.4 GB/s)
Max. Memory	32 GB	8 GB
Memory channels	2	4
ECC	No	Yes
PCIe	3.0 x 12	2.0 x 6
PCIe Bandwidth	11.8 GB/s	3.0 GB/s

Thermal Management

Wischen	Intel Celeron 3955U	Intel Atom x7-E3950
TDP	15 W	12 W
TDP (PL2)
TDP up
TDP down	10 W
T. junction max.	100 °C	110 °C

Technical details

Wischen	Intel Celeron 3955U	Intel Atom x7-E3950
Chip design	Monolithic	Monolithic
AES-NI	✓	✓
Operating systems	Windows 10, Linux
Instruction set	x86-64 (64 bit)	x86-64 (64 bit)
ISA extensions	SSE4.1, SSE4.2	SSE4.1, SSE4.2
Release date	Q4/2015	Q4/2016
Release price		57 $
Documents	Technical data sheet	Technical data sheet

User Reviews

Your rating

Here you can rate one or both of the processors. The average rating of Intel Celeron 3955U is 2.5 stars (4 ratings), while Intel Atom x7-E3950 has received 1.8 stars (6 ratings).

Click on the stars to rate one or both processors.

Intel Celeron 3955U
2C / 2T · 2.00 GHz

★★★★★

Intel Atom x7-E3950
4C / 4T · 1.60 - 2.00 GHz

★★★★★