Intel Atom x5-Z8300 VS Intel Core i3-5020U

Comparison of video cards Intel Atom x5-Z8300 vs Intel Core i3-5020U in benchmarks and specifications.

Differences Specifications Benchmarks

Differences

Top features of Intel Atom x5-Z8300

Report a bug

More number of cores

4 2

2 times more threads
Performance per watt

2 W 15 W

About 7.5 0.97 times less performance per watt

Top features of Intel Core i3-5020U

Report a bug

Higher clock speed

2.20 GHz 1.44 GHz

Around 35% better clock speed

Specifications

Complete list of technical specifications

Intel Atom x5-Z8300 Intel Core i3-5020U

CPU generation and family

Let's find out which one of Intel Atom x5-Z8300 and Intel Core i3-5020U is of a more recent generation, and what segment it belongs to.

Specification	Value
Name	Intel Atom x5-Z8300 Intel Core i3-5020U
Segment	Mobile Mobile
Family	Intel Atom Intel Core i3
Generation	1 5
CPU group	Intel Atom x3/x5/x7 Intel Core i 5000U

CPU Cores and Base Frequency

In this block we are going to compare Intel Atom x5-Z8300 vs Intel Core i3-5020U by main technical specifications: number of cores and threads, base and maximum frequencies, process technology and cache size. The higher these specifications are, the more powerful your CPU will be.

Specification	Value
Frequency	1.44 GHz 2.20 GHz
CPU Cores	4 2
Turbo (1 Core)	1.84 GHz No turbo
CPU Threads	4 4
Hyperthreading	No Yes
Overclocking	No No
Core architecture	normal normal

Internal Graphics

Common specifications for integrated graphics cards in Intel Atom x5-Z8300 and Intel Core i3-5020U along with supported interfaces and connection options. This block has no effect on the final efficiency of the CPU.

Specification	Value
GPU name	Intel HD Graphics 400 Intel HD Graphics 5500
GPU frequency	0.20 GHz 0.30 GHz
GPU (Turbo)	0.50 GHz 0.90 GHz
Execution units	12 24
Shader	96 192
Max. GPU Memory	8 GB 16 GB
Max. displays	3 3
Generation	8 8
DirectX Version	12 11.2
Technology	14 nm 14 nm
Release date	Q1/2015 Q1/2015

Hardware codec support

Let's compare the support of video codecs between Intel Atom x5-Z8300 and Intel Core i3-5020U. Hardware support of video decoding by embedded graphics cards directly affects the speed and quality of rendering videos.

Specification	Value
h265 / HEVC (8 bit)	No No
h265 / HEVC (10 bit)	No No
h264	Decode / Encode Decode / Encode
VP9	No No
VP8	Decode Decode
AV1	No No
AVC	Decode / Encode Decode / Encode
VC-1	Decode Decode
JPEG	Decode Decode

Memory & PCIe

To choose the best model between Intel Atom x5-Z8300 and Intel Core i3-5020U you need to pay special attention to memory type, clock frequency, multi-channel features, and PCIe version. The higher these numbers are, the better your CPU will be. Keep in mind that the maximum memory and frequency may also depend on the model of the motherboard.

Specification	Value
Memory type	DDR3L-1600 SO-DIMM DDR3L-1600 SO-DIMM
ECC	No No
Memory channels	1 2
PCIe version	2.0 2.0
PCIe lanes	1 12

Encryption

AES-NI encryption support for CPUs Intel Atom x5-Z8300 and Intel Core i3-5020U.

Specification	Value
AES-NI	Yes Yes

Thermal Management

Let's find out what TDP value would be better for Intel Atom x5-Z8300 or Intel Core i3-5020U? The Thermal Design Power (TDP) indicates the maximum amount of heat that should be dissipated by the chip cooling system. However, the value of TDP gives only a rough indication of the real power consumption of the CPU.

Specification	Value
TDP (PL1)	2 W 15 W
TDP down	-- 10 W
Tjunction max.	-- 105 °C

Technical details

Here you can find a comparison of 2nd and 3rd level cache sizes for Intel Atom x5-Z8300 and Intel Core i3-5020U CPUs along with a list of ISA extensions.

Specification	Value
Instruction set (ISA)	x86-64 (64 bit) x86-64 (64 bit)
Virtualization	VT-x, VT-x EPT VT-x, VT-x EPT, VT-d
ISA extensions	SSE4.1, SSE4.2 SSE4.1, SSE4.2, AVX2
L3-Cache	2.00 MB 3.00 MB
Architecture	Cherry Trail Broadwell U
Technology	14 nm 14 nm
Socket	BGA 138 BGA 1168
Release date	Q2/2015 Q1/2015