Intel Atom Z2520 vs Intel Atom Z3785

Last updated:

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.
Mobile Segment Mobile
Intel Atom Z2520 Name Intel Atom Z3785
Intel Atom Z2500/Z2700 Group Intel Atom Z3700
2 Generation 4
Intel Atom Family Intel Atom
 
 

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.
No Overclocking No
None None 2.41 GHz
Yes Hyperthreading No
2 CPU Cores 4
4 Threads 4
normal Core architecture normal
2x Cores 4x
1.2 GHz Frequency 1.49 GHz
 
 

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
0.3 GHz GPU frequency 0.31 GHz
4 Execution units 4
Q1/2010 Release date Q3/2013
-- GPU (Turbo) 0.83 GHz
-- Max. displays --
8 Shaders 32
0 bytes Max. GPU Memory 2.0 GB
-- Generation 7
10.1 Direct X 11.2
45 nm Technology 22 nm
PowerVR SGX544 MP2 GPU name Intel HD Graphics (Bay Trail GT1)
 
 

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) No
No AV1 No
No VP9 No
No VC-1 Decode
Decode VP8 No
Decode / Encode h264 Decode / Encode
No JPEG Decode
No AVC Decode / Encode
No h265 / HEVC (10 bit) 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 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.
2.0 GB Max. Memory 4.0 GB
LPDDR2-1066 Memory type LPDDR3-1333
pci PCIe pci
No AES-NI Yes
8.5 GB/s Bandwidth 21.3 GB/s
No ECC No
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 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.
Operating systems
1.0 MB L2-Cache 0 bytes
SSE3, MMX, SSSE3 ISA extensions SSE4.1, SSE4.2
0 bytes L3-Cache 2.0 MB
Q2/2013 Release date Q2/2014
-- Release price --
Technical data sheet Documents Technical data sheet
-- Part Number --
BGA Socket BGA 1380
Cloverview Architecture Bay Trail
None Virtualization VT-x, VT-x EPT
32 nm Technology 22 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)