Radeon RX 5600M vs R420

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Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in performance rankingnot rated229
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data35.12
ArchitectureR400 (2004−2008)Navi / RDNA (2019−2020)
GPU code nameR420Navi 10
Market segmentDesktopLaptop
Release dateno data7 January 2020 (4 years ago)
Current price$18.19 $525

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

Detailed specifications

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA coresno data2304
Boost clock speedno data1265 MHz
Number of transistors160 million10,300 million
Manufacturing process technology130 nm7 nm
Power consumption (TDP)no data60 Watt
Texture fill rateno data182.2

Form factor & compatibility

Information on R420 and Radeon RX 5600M compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop video cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility). For notebook video cards it's notebook size, connection slot and bus, if the video card is inserted into a slot instead of being soldered to the notebook motherboard.

Laptop sizeno datamedium sized
Interfaceno dataPCIe 4.0 x16
Supplementary power connectorsno dataNone

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeno dataGDDR6
Maximum RAM amountno data6 GB
Memory bus widthno data192 Bit
Memory clock speedno data12000 MHz
Memory bandwidthno data288.0 GB/s
Shared memoryno data-

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectorsno dataNo outputs

API compatibility

List of supported graphics and general-purpose computing APIs, including their specific versions.

DirectX9.0b (9_2)12 (12_1)
Shader Modelno data6.5
OpenGL2.14.6
OpenCLN/A2.0
VulkanN/A1.2

Pros & cons summary


Chip lithography 130 nm 7 nm

We couldn't decide between R420 and Radeon RX 5600M. We've got no test results to judge.

Be aware that R420 is a desktop card while Radeon RX 5600M is a notebook one.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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ATI R420
R420
AMD Radeon RX 5600M
Radeon RX 5600M

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

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Questions & comments

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