Intel Atom Z3775D vs Intel Core i9-9900K

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Atom Z3775D or Intel Atom Z3775D – 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 Z3775D features 4 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q1/2014 and belongs to the 4 generation of the Intel Atom series.
To use the Intel Atom Z3775D, you'll need a motherboard with a BGA 1380 socket.
The Intel Core i9-9900K features 8 processor cores and has the capability to manage 16 threads concurrently.
It was released in Q4/2018 and belongs to the 9 generation of the Intel Core i9 series.
To use the Intel Core i9-9900K, you'll need a motherboard with a LGA 1151-2 socket.
Intel Atom Z3700 Group Intel Core i 9000
4 Generation 9
Intel Atom Z3775D Name Intel Core i9-9900K
Mobile Segment Desktop / Server
Intel Atom Family Intel Core i9
 
 

CPU Cores and Base Frequency

The Intel Atom Z3775D has 4 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the Intel Atom Z3775D is 1.49 GHz
and turbo frequency for one core is 2.41 GHz.
The Intel Core i9-9900K has 8 CPU cores and can calculate 16 threads in parallel.
The clock frequency of the Intel Core i9-9900K is 3.6 GHz
and turbo frequency for one core is 5.0 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
None None 4.7 GHz
2.41 GHz Turbo Frequency (1 core) 5.0 GHz
normal Core architecture normal
1.49 GHz Frequency 3.6 GHz
4 CPU Cores 8
No Overclocking Yes
No Hyperthreading Yes
4x Cores 8x
4 Threads 16
 
 

Internal Graphics

The Intel Atom Z3775D has integrated graphics, called iGPU for short.
Specifically, the Intel Atom Z3775D uses the Intel HD Graphics (Bay Trail GT1), which has 32 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 i9-9900K has integrated graphics, called iGPU for short.
Specifically, the Intel Core i9-9900K uses the Intel UHD Graphics 630, which has 192 texture shaders
and 24 execution units.
0.79 GHz GPU (Turbo) 1.2 GHz
22 nm Technology 14 nm
11.2 Direct X 12
2.0 GB Max. GPU Memory 64.0 GB
4 Execution units 24
Q3/2013 Release date Q4/2017
Intel HD Graphics (Bay Trail GT1) GPU name Intel UHD Graphics 630
32 Shaders 192
0.31 GHz GPU frequency 0.35 GHz
7 Generation 9.5
-- 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
No VP8 Decode / Encode
Decode VC-1 Decode
Decode JPEG Decode / Encode
Decode / Encode h264 Decode / Encode
No h265 / HEVC (10 bit) Decode / Encode
Decode / Encode AVC Decode / Encode
No AV1 No
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 2.0 GB distributed across 1 memory channels. It offers a peak memory bandwidth of 10.6 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 128.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 39.5 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
DDR3L-1333 Memory type DDR4-2666
10.6 GB/s Bandwidth 39.5 GB/s
Yes AES-NI Yes
No ECC No
pci PCIe pci
2.0 GB Max. Memory 128.0 GB
1 Memory channels 2
 
 

Thermal Management

The processor has a thermal design power (TDP) of 4 W watts.
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 95 W watts.
4 W TDP (PL1 / PBP) 95 W
90 °C Tjunction max 100 °C
 
 

Technical details

The Intel Atom Z3775D is manufactured using a 22 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 2.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Core i9-9900K is manufactured using a 14 nm process.
In total, this processor boasts a generous 16.0 MB cache.
VT-x, VT-x EPT Virtualization VT-x, VT-x EPT, VT-d
22 nm Technology 14 nm
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2 ISA extensions SSE4.1, SSE4.2, AVX2
-- Part Number --
Monolithic Chip design Monolithic
Q1/2014 Release date Q4/2018
35 $ Release price 650 $
0 bytes L2-Cache 0 bytes
Technical data sheet Documents Technical data sheet
2.0 MB L3-Cache 16.0 MB
BGA 1380 Socket LGA 1151-2
Operating systems Windows 10, Linux, Windows 11
Bay Trail Architecture Coffee Lake S Refresh
 
 

Benchmarks

Geekbench 3, 64bit (Multi-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
35769
35769
Intel Atom Z3775D
4C 4T @ 1.49 GHz
3026
3026

Geekbench 3, 64bit (Single-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
6250
6250
Intel Atom Z3775D
4C 4T @ 1.49 GHz
976
976