No, if that was real, there would be multiple points of reference. You would be able to find it on Youtube in 2 minutes. I've cut/pasted that reported lifts below-
Alexander Karelin
RAW Bench press: 704 lbs. (320 kg)
Deadlift: 882 lbs (400 kg) 3 reps. with ease
Clean and jerk: 450 lbs (205 kg) with ease
Zercher deadlift: 660 lbs (300 kg)
Source: "Strong, Stronger, Strongest" of Dale Harder. and, a reportage of him in a swedish documentary when he was on a swedish training camp. (1992?).