Since there is no Radeon HD 4000 series GPU with Dx11 functions, the latest drivers for up to date hardware cannot be used by your so-old unit, sorry. The minimum requirements are very clear about it.
Star Wars Battlefront
Minimum PC System Requirements
OS: 64-bit Windows 7 or later (Win 7 should have SP 1)
Processor (Intel): Intel i3 6300T or equivalent (3.3 GHz)
Memory: 8GB RAM
Hard Drive: At least 40 GB of free space
Graphics card (NVIDIA): nVidia GeForce GTX 660 2GB
Graphics card (ATI): ATI Radeon HD 7850 2GB
DirectX: 11.0 Compatible video card or equivalent
Online Connection Requirements: 512 KBPS or faster Internet connection
