View source for Warcraft III system requirements

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!style="width:700px;text-align:center;"|
!style="width:700px;text-align:center;"|Minimum
!style="width:700px;text-align:center;"|Recommended
|-
|Operating System
|Windows Vista®, Windows® XP (latest service pack)
|Windows® 7 / Windows® 8 / Windows® 10 64-bit (latest service pack)
|-
|Processor
|Windows XP: Pentium II 400 MHz
Windows Vista: 800 MHz processor
|1 GHz processor
|-
|Video
|DirectX video card with 800 x 600 resolution
|DirectX video card with 800 x 600 resolution — 1024 x 786 for Windows 8
|-
|Memory
|Windows XP: 128 MB RAM
Windows Vista: 512 MB RAM
|32-Bit Windows: 1 GB RAM
64-Bit Windows: 2 GB RAM
|-
|Storage
|colspan="2"|1.3 GB available hard drive space
|
|-
|Internet
|Multiplayer requires a low-latency internet connection rated at 28.8 KBps+. LAN play requires a TCP/IP connection.
|Broadband internet connection. LAN play requires a TCP/IP connection.
|-
|Media
|4X CD-ROM drive (required for retail disc versions only)
|None for the recommended digital installation
|-
|Resolution
|colspan="2"|800 x 600 (1024 x 786 for Windows 8)
The game requires a minimum resolution of 640 x 480
|
|}

Source: [https://eu.battle.net/support/en/article/32839#c-tab-windows Official blizzard website]