Can I run Planetside 2 or Chivalry Medieval Warfare?

Operating System Microsoft Windows XP Professional 32-bit SP3

CPU AMD Athlon 64 X2 3800+ 39 °C Windsor 90nm Technology

RAM 2.00 GB Dual-Channel DDR2 @ 250MHz (4-4-4-12)

Motherboard ASUSTek Computer INC. NODUS3 (Socket AM2 ) 40 °C

Graphics e1770NSL/T (1280x1024@60Hz) 256MB 5 (ASUStek Computer Inc)

Hard Drives 149GB Western Digital WDC WD1600JS-60NCB1 (SATA) 33 °C

Optical Drives No optical disk drives detected

Audio Realtek High Definition Audio

Just wanted to know before I buy.