Intel Core i3-1120G4 vs Intel Atom C3558R

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CPU comparison with benchmarks


Intel Core i3-1120G4 CPU1 vs CPU2 Intel Atom C3558R
Intel Core i3-1120G4 Intel Atom C3558R

CPU comparison

Intel Core i3-1120G4 or Intel Atom C3558R - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Intel Core i3-1120G4 has 2 cores with 4 threads and clocks with a maximum frequency of 3.90 GHz. Up to 32 GB of memory is supported in 2 memory channels. The Intel Core i3-1120G4 was released in Q4/2020.

The Intel Atom C3558R has 4 cores with 4 threads and clocks with a maximum frequency of 2.40 GHz. The CPU supports up to 256 GB of memory in 2 memory channels. The Intel Atom C3558R was released in Q2/2020.
Intel Core i3 (205) Family Intel Atom (108)
Intel Core i 1100G/11000U (19) CPU group Intel Atom C3000 (20)
11 Generation 5
Tiger Lake U Architecture Denverton
Mobile Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core i3-1120G4 is a 2 core processor with a clock frequency of 2.50 GHz (3.90 GHz). The Intel Atom C3558R has 4 CPU cores with a clock frequency of 2.40 GHz.

Intel Core i3-1120G4 Characteristic Intel Atom C3558R
2 Cores 4
4 Threads 4
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
2.50 GHz Frequency 2.40 GHz
3.90 GHz Turbo Frequency (1 Core) --
3.90 GHz Turbo Frequency (All Cores) --

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

Intel Core i3-1120G4 Characteristic Intel Atom C3558R
-- AI hardware --
-- AI specifications --

Internal Graphics

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.

Intel UHD Graphics (Tiger Lake G4) GPU no iGPU
0.30 GHz GPU frequency --
1.10 GHz GPU (Turbo) --
11 GPU Generation --
10 nm Technology
4 Max. displays
48 Compute units --
384 Shader --
No Hardware Raytracing No
No Frame Generation No
32 GB Max. GPU Memory --
12 DirectX Version --

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.

Intel UHD Graphics (Tiger Lake G4) GPU no iGPU
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
Decode Codec VP9 No
Decode Codec VP8 No
Decode Codec AV1 No
Decode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

The Intel Core i3-1120G4 supports a maximum of 32 GB of memory in 2 memory channels. The Intel Atom C3558R can connect up to 256 GB of memory in 2 memory channels.

Intel Core i3-1120G4 Characteristic Intel Atom C3558R
LPDDR4X-4266 Memory DDR4-2400
32 GB Max. Memory 256 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
68.2 GB/s Max. Bandwidth 38.4 GB/s
No ECC Yes
-- L2 Cache 8.00 MB
6.00 MB L3 Cache --
4.0 PCIe version 3.0
4 PCIe lanes 20
7.9 GB/s PCIe Bandwidth 19.7 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core i3-1120G4 has a TDP of 15 W, that of the Intel Atom C3558R is 17 W.

Intel Core i3-1120G4 Characteristic Intel Atom C3558R
15 W TDP (PL1 / PBP) 17 W
-- TDP (PL2) --
-- TDP up --
7 W TDP down --
100 °C Tjunction max. 100 °C

Technical details

The Intel Core i3-1120G4 has a 6.00 MB cache, while the Intel Atom C3558R cache has a total of 8.00 MB.

Intel Core i3-1120G4 Characteristic Intel Atom C3558R
10 nm Technology 14 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2, AVX-512 ISA extensions SSE4.1, SSE4.2
BGA 1526 Socket BGA 1310
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Linux
Q4/2020 Release date Q2/2020
309 $ Release price 96 $
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iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Core i3-1120G4 Intel Core i3-1120G4
Intel UHD Graphics (Tiger Lake G4) @ 1.10 GHz
845 (100%)
Intel Atom C3558R Intel Atom C3558R
@ 0.00 GHz
0 (0%)

Devices using this processor

Intel Core i3-1120G4 Intel Atom C3558R
Unknown Unknown

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