Polaris 21 vs Radeon RX 560

Primary Details

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

Place in performance ranking	432	not rated
Place by popularity	64	not in top-100
Cost-Effectiveness Evaluation	1.62	no data
Architecture	GCN 4.0 (2016−2020)	GCN 4.0 (2016−2020)
GPU code name	Polaris 21	Polaris 21
Market segment	Desktop	Desktop
Release date	18 April 2017 (7 years ago)	no data
Launch price (MSRP)	$99	no data
Current price	$381 (3.8x MSRP)	$90

Cost-Effectiveness Evaluation

Performance to price ratio. The higher, the better.

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 cores	1024	1024
Core clock speed	1175 MHz	no data
Boost clock speed	1275 MHz	no data
Number of transistors	3,000 million	3,000 million
Manufacturing process technology	14 nm	14 nm
Power consumption (TDP)	75 Watt	no data
Texture fill rate	81.60	no data
Floating-point performance	2,611 gflops	no data

Form Factor & Compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Interface	PCIe 3.0 x8	no data
Length	170 mm	no data
Width	2-slot	no data
Supplementary power connectors	None	no data

Memory type	GDDR5	no data
Maximum RAM amount	4 GB	no data
Memory bus width	128 Bit	no data
Memory clock speed	7000 MHz	no data
Memory bandwidth	112.0 GB/s	no 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 Connectors	1x DVI, 1x HDMI, 1x DisplayPort	no data
HDMI	+	no data

API Compatibility

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

DirectX	12 (12_0)	12 (12_0)
Shader Model	6.4	6.7
OpenGL	4.6	4.6
OpenCL	2.0	2.1
Vulkan	1.2.131	1.3

Pros & Cons Summary

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