Battlefield 4 on Pentium 4 & Radeon HD 3850 AGP

I decided to try Battlefield 4 on my custom built Pentium 4, and it actually works! It runs really slow and isn't playable at all.

Settings: Low, 1280x720 (Changing resolution did not affect performance due to the CPU being the bottleneck)

PC Specs:
Case: Octigen Micro ATX case
Motherboard: Asus P4SD
CPU: Socket 478 Intel Pentium 4 Northwood HT 3.4GHz
RAM: 2GB (4x512MB) PC-3200 DDR
GPU: HIS Radeon HD 3850 AGP 512MB
Sound card: C-Media CMI8738 PCI
HDD 1: Western Digital Caviar Blue 320GB
HDD 2: Seagate Pipeline 1TB
PSU: Corsair CX430M
OS: Windows XP Professional/Windows 7 Home Premium 32-Bit (Dual boot)