DRAMeXchange, a division of TrendForce, reports the average contract price of 4GB PC DRAM modules increased over 20% between September and October from US$14.5 to US$17.5 as DRAM suppliers completed their fourth-quarter contract negotiations with first-tier PC-OEMs. Spot prices of DDR3 and DDR4 4Gb chips also rose 17% to 24% respectively in October compared with the prior month to US$2.46 and US$2.48 on average. This strong showing indicates that the DRAM market outlook is rosy and further price increases are expected in the future.