DOC-1735 Back-porting the Requirements page update. (#214)

Author: oleks-k

com.unity.render-pipelines.universal/Documentation~/index.md

@@ -4,17 +4,9 @@
 
 The Universal Render Pipeline (URP) is a prebuilt Scriptable Render Pipeline, made by Unity. URP provides artist-friendly workflows that let you quickly and easily create optimized graphics across a range of platforms, from mobile to high-end consoles and PCs.
 
-URP is supported on the following platforms:
-* Windows and UWP
-* Mac and iOS
-* Android
-* XBox One
-* PlayStation4
-* Nintendo Switch
-* WebGL
-* All current VR platforms
+## Requirements
 
-**Note:** Projects made using URP are not compatible with the High Definition Render Pipeline (HDRP) or the Built-in Render Pipeline. Before you start development, you must decide which render pipeline to use in your Project. For information on choosing a render pipeline, see [the Render Pipelines section of the Unity Manual](https://docs.unity3d.com/2019.3/Documentation/Manual/render-pipelines.html).
+For information about requirements and compatibility, see section [Requirements](requirements.md).
 
 ## What's new in URP 
 For information on what's new in the latest version of URP, see the [Changelog](../changelog/CHANGELOG.html).
@@ -23,4 +15,4 @@ For information on what's new in the latest version of URP, see the [Changelog](
 For information on starting a new URP Project from scratch, or about installing URP in an existing Unity Project, see [Getting started](InstallingAndConfiguringURP.md).
 
 ## Upgrading
-For information on upgrading from a previous version of URP to the current version, or for information about upgrading from the Lightweight Render Pipeline (LWRP) to URP, see  [Upgrade guides](upgrade-guides.md).
+For information on upgrading from a previous version of URP to the current version, or for information about upgrading from the Lightweight Render Pipeline (LWRP) to URP, see  [Upgrade guides](upgrade-guides.md).

com.unity.render-pipelines.universal/Documentation~/requirements.md

@@ -0,0 +1,23 @@
+# Requirements and compatibility
+
+This page contains information on system requirements and compatibility of this package.
+
+## Unity Editor compatibility
+
+The following table shows the compatibility of URP package versions with different Unity Editor versions.
+
+| Package version | Minimum Unity version | Maximum Unity version |
+|-----------------|-----------------------|-----------------------|
+| 9.x.x           | 2020.1.0a23           | 2020.2.x              |
+| 8.x.x           | 2020.1.0a23           | 2020.1.x              |
+| 7.3.x           | 2019.3.2f1            | 2019.4.x              |
+| 7.2.x           | 2019.3.0f6            | 2019.4.x              |
+| 7.1.8           | 2019.3.0f3            | 2019.4.x              |
+
+## Render pipeline compatibility
+
+Projects made using URP are not compatible with the High Definition Render Pipeline (HDRP) or the Built-in Render Pipeline. Before you start development, you must decide which render pipeline to use in your Project. For information on choosing a render pipeline, see the [Render Pipelines](https://docs.unity3d.com/2019.3/Documentation/Manual/render-pipelines.html) section of the Unity Manual.
+
+## Unity Player system requirements
+
+This package does not add any extra platform-specific requirements. General system requirements for the Unity Player apply. For more information on Unity system requirements, see [System requirements for Unity](https://docs.unity3d.com/Manual/system-requirements.html).