AMD Ryzen 3 PRO 5475U vs AMD GX-420GI

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CPU comparison with benchmarks


AMD Ryzen 3 PRO 5475U CPU1 vs CPU2 AMD GX-420GI
AMD Ryzen 3 PRO 5475U AMD GX-420GI

CPU comparison

AMD Ryzen 3 PRO 5475U or AMD GX-420GI - 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 AMD Ryzen 3 PRO 5475U has 4 cores with 8 threads and clocks with a maximum frequency of 4.10 GHz. Up to 32 GB of memory is supported in 2 memory channels. The AMD Ryzen 3 PRO 5475U was released in Q2/2021.

The AMD GX-420GI has 4 cores with 4 threads and clocks with a maximum frequency of 2.20 GHz. The CPU supports up to 16 GB of memory in 1 memory channels. The AMD GX-420GI was released in Q2/2016.
AMD Ryzen 3 (33) Family AMD G (38)
AMD Ryzen 5000U (13) CPU group AMD G-Series 2nd Gen (11)
4 Generation 2
Cezanne (Zen 3) Architecture Temash (Jaguar+)
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD Ryzen 3 PRO 5475U is a 4 core processor with a clock frequency of 2.70 GHz (4.10 GHz). The AMD GX-420GI has 4 CPU cores with a clock frequency of 2.00 GHz (2.20 GHz).

AMD Ryzen 3 PRO 5475U Characteristic AMD GX-420GI
4 Cores 4
8 Threads 4
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
2.70 GHz Frequency 2.00 GHz
4.10 GHz Turbo Frequency (1 Core) 2.20 GHz
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.

AMD Ryzen 3 PRO 5475U Characteristic AMD GX-420GI
-- 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.

AMD Radeon RX Vega 6 (Renoir) GPU AMD Radeon R7E
0.40 GHz GPU frequency 0.20 GHz
1.60 GHz GPU (Turbo) 0.63 GHz
9 GPU Generation 3
7 nm Technology 28 nm
3 Max. displays 0
6 Compute units 6
384 Shader 384
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory 2 GB
12 DirectX Version 12

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.

AMD Radeon RX Vega 6 (Renoir) GPU AMD Radeon R7E
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
Decode / Encode Codec VP9 No
Decode / Encode Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

The AMD Ryzen 3 PRO 5475U supports a maximum of 32 GB of memory in 2 memory channels. The AMD GX-420GI can connect up to 16 GB of memory in 1 memory channels.

AMD Ryzen 3 PRO 5475U Characteristic AMD GX-420GI
LPDDR4-4266, DDR4-3200 Memory DDR3-1866
32 GB Max. Memory 16 GB
2 (Dual Channel) Memory channels 1 (Single Channel)
51.2 GB/s Max. Bandwidth 15.0 GB/s
Yes ECC Yes
2.00 MB L2 Cache 2.00 MB
8.00 MB L3 Cache --
3.0 PCIe version 2.0
12 PCIe lanes 8
11.8 GB/s PCIe Bandwidth 4.0 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Ryzen 3 PRO 5475U has a TDP of 15 W, that of the AMD GX-420GI is 15 W.

AMD Ryzen 3 PRO 5475U Characteristic AMD GX-420GI
15 W TDP (PL1 / PBP) 15 W
-- TDP (PL2) --
25 W TDP up --
10 W TDP down --
105 °C Tjunction max. 90 °C

Technical details

The AMD Ryzen 3 PRO 5475U has a 10.00 MB cache, while the AMD GX-420GI cache has a total of 2.00 MB.

AMD Ryzen 3 PRO 5475U Characteristic AMD GX-420GI
7 nm Technology 28 nm
Chiplet Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 ISA extensions SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4
FP6 Socket FP4
AMD-V, SVM Virtualization AMD-V
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Linux
Q2/2021 Release date Q2/2016
-- Release price --
show more data show more data


Rate these processors

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Here you can rate the AMD GX-420GI to help other visitors make their purchasing decisions. The average rating is 4.0 stars (7 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
AMD Ryzen 3 PRO 5475U (100%)
AMD GX-420GI (27%)
⌀ Multi core performance in 3 CPU benchmarks
AMD Ryzen 3 PRO 5475U (100%)
AMD GX-420GI (20%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Ryzen 3 PRO 5475U AMD Ryzen 3 PRO 5475U
4C 8T @ 4.10 GHz
1224 (100%)
AMD GX-420GI AMD GX-420GI
4C 4T @ 2.20 GHz
358 (29%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Ryzen 3 PRO 5475U AMD Ryzen 3 PRO 5475U
4C 8T @ 3.90 GHz
3660 (100%)
AMD GX-420GI AMD GX-420GI
4C 4T @ 2.00 GHz
842 (23%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
AMD Ryzen 3 PRO 5475U AMD Ryzen 3 PRO 5475U
4C 8T @ 4.10 GHz
1651 (100%)
AMD GX-420GI AMD GX-420GI
4C 4T @ 2.20 GHz
408 (25%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
AMD Ryzen 3 PRO 5475U AMD Ryzen 3 PRO 5475U
4C 8T @ 3.90 GHz
3714 (100%)
AMD GX-420GI AMD GX-420GI
4C 4T @ 2.00 GHz
808 (22%)

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.
AMD Ryzen 3 PRO 5475U AMD Ryzen 3 PRO 5475U
AMD Radeon RX Vega 6 (Renoir) @ 1.60 GHz
1229 (100%)
AMD GX-420GI AMD GX-420GI
AMD Radeon R7E @ 0.63 GHz
481 (39%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
AMD Ryzen 3 PRO 5475U AMD Ryzen 3 PRO 5475U
4C 8T @ 3.90 GHz
11322 (100%)
AMD GX-420GI AMD GX-420GI
4C 4T @ 2.00 GHz
1571 (14%)

Devices using this processor

AMD Ryzen 3 PRO 5475U AMD GX-420GI
Unknown Unknown

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