Intel Atom Z2520 vs Intel Atom Z3785

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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 Atom Z3785 features 4 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q2/2014 and belongs to the 4 generation of the Intel Atom series.
To use the Intel Atom Z3785, you'll need a motherboard with a BGA 1380 socket.
2 Generation 4
Intel Atom Family Intel Atom
Intel Atom Z2500/Z2700 Group Intel Atom Z3700
Intel Atom Z2520 Name Intel Atom Z3785
Mobile Segment Mobile
 
 

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 Atom Z3785 has 4 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the Intel Atom Z3785 is 1.49 GHz
and turbo frequency for one core is 2.41 GHz.
None None 2.41 GHz
1.2 GHz Frequency 1.49 GHz
2 CPU Cores 4
2x Cores 4x
normal Core architecture normal
No Overclocking No
Yes Hyperthreading No
4 Threads 4
 
 

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 Atom Z3785 has integrated graphics, called iGPU for short.
Specifically, the Intel Atom Z3785 uses the Intel HD Graphics (Bay Trail GT1), which has 32 texture shaders
-- Generation 7
Q1/2010 Release date Q3/2013
-- Max. displays --
4 Execution units 4
8 Shaders 32
-- GPU (Turbo) 0.83 GHz
0.3 GHz GPU frequency 0.31 GHz
45 nm Technology 22 nm
PowerVR SGX544 MP2 GPU name Intel HD Graphics (Bay Trail GT1)
0 bytes Max. GPU Memory 2.0 GB
10.1 Direct X 11.2
 
 

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

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 4.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 21.3 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
2 Memory channels 2
2.0 GB Max. Memory 4.0 GB
LPDDR2-1066 Memory type LPDDR3-1333
No AES-NI Yes
8.5 GB/s Bandwidth 21.3 GB/s
No ECC No
pci PCIe pci
 
 

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 4 W watts.
None TDP (PL1 / PBP) 4 W
90 °C Tjunction max 90 °C
 
 

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 Atom Z3785 is manufactured using a 22 nm process.
In total, this processor boasts a generous 2.0 MB cache.
Q2/2013 Release date Q2/2014
Cloverview Architecture Bay Trail
Technical data sheet Documents Technical data sheet
None Virtualization VT-x, VT-x EPT
Monolithic Chip design Monolithic
0 bytes L3-Cache 2.0 MB
SSE3, MMX, SSSE3 ISA extensions SSE4.1, SSE4.2
32 nm Technology 22 nm
BGA Socket BGA 1380
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Part Number --
-- Release price --
Operating systems
1.0 MB L2-Cache 0 bytes