Intel Atom Z2520 vs Intel Core i7-8705G

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Atom Z2520 or Intel Atom Z2520 – 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 Atom Z2520 features 2 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q2/2013 and belongs to the 2 generation of the Intel Atom series.
To use the Intel Atom Z2520, you'll need a motherboard with a BGA socket.
The Intel Core i7-8705G features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q1/2018 and belongs to the 8 generation of the Intel Core i7 series.
To use the Intel Core i7-8705G, you'll need a motherboard with a BGA 2270 socket.
Intel Atom Z2500/Z2700 Group Intel Core i 8000G
2 Generation 8
Intel Atom Z2520 Name Intel Core i7-8705G
Mobile Segment Mobile
Intel Atom Family Intel Core i7
 
 

CPU Cores and Base Frequency

The Intel Atom Z2520 has 2 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the Intel Atom Z2520 is 1.2 GHz
The Intel Core i7-8705G has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Core i7-8705G is 3.1 GHz
and turbo frequency for one core is 4.1 GHz.
4 Threads 8
None None 3.6 GHz
None None 4.1 GHz
normal Core architecture normal
1.2 GHz Frequency 3.1 GHz
2 CPU Cores 4
No Overclocking No
Yes Hyperthreading Yes
2x Cores 4x
 
 

Internal Graphics

The Intel Atom Z2520 has integrated graphics, called iGPU for short.
Specifically, the Intel Atom Z2520 uses the PowerVR SGX544 MP2, which has 8 texture shaders
and 4 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The Intel Core i7-8705G has integrated graphics, called iGPU for short.
Specifically, the Intel Core i7-8705G uses the AMD Radeon RX Vega M GL Graphics, which has 1280 texture shaders
and 20 execution units.
-- GPU (Turbo) 1.01 GHz
45 nm Technology 14 nm
10.1 Direct X 12.1
0 bytes Max. GPU Memory 4.0 GB
4 Execution units 20
Q1/2010 Release date Q1/2018
PowerVR SGX544 MP2 GPU name AMD Radeon RX Vega M GL Graphics
8 Shaders 1280
0.3 GHz GPU frequency 0.93 GHz
-- Generation 8
-- Max. displays --
 
 

Artificial Intelligence and Machine Learning

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

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

Memory & PCIe

The processor supports a maximum memory capacity of 2.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 8.5 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
The processor supports a maximum memory capacity of 64.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 38.4 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
LPDDR2-1066 Memory type DDR4-2400
8.5 GB/s Bandwidth 38.4 GB/s
No AES-NI Yes
No ECC No
pci PCIe pci
2.0 GB Max. Memory 64.0 GB
2 Memory channels 2
 
 

Thermal Management

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.
The processor has a thermal design power (TDP) of 65 W watts.
None TDP (PL1 / PBP) 65 W
90 °C Tjunction max --
 
 

Technical details

The Intel Atom Z2520 is manufactured using a 32 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Core i7-8705G is manufactured using a 14 nm process.
In total, this processor boasts a generous 8.0 MB cache.
None Virtualization VT-x, VT-x EPT, VT-d
32 nm Technology 14 nm
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE3, MMX, SSSE3 ISA extensions SSE4.1, SSE4.2, AVX2
-- Part Number --
Monolithic Chip design Monolithic
Q2/2013 Release date Q1/2018
-- Release price --
1.0 MB L2-Cache 0 bytes
Technical data sheet Documents Technical data sheet
0 bytes L3-Cache 8.0 MB
BGA Socket BGA 2270
Operating systems Windows 10, Linux, Windows 11
Cloverview Architecture Kaby Lake G Refresh