RETRO423 Socket Intel D850GB i850 Motherboard w/ Pentium 4 1.5GhzTested & Working: The motherboard successfully passes POST, enters BIOS, and boots into FreeDOS without any issues. All basic hardware detection works perfectly.Important Note: Complete testing in Windows XP or Memtest was not possible due to mismatched RDRAM modules (mixed 40ns + 45ns timings). Intel 850 requires 4 identical matched modules to run stable under full memory load. RDRAM modules are NOT included.Physical State:Clean vintage condition.Photos 100% genuine photos of the actual item you will receive. RDRAM modules are NOT included.Global Shipping: International shipping with a reliable tracking number via Ukraine Post (Ukrposhta)DISCLAIMER:you are buying very old electronic hardware,I can't provide any warranty for old used items, so no returns and no refunds!Only what I can guarantee isthat the hardware is tested right before listed here on , and it was ok.All sales are final. Watch photos closely, read description with understanding.