The TX650W has a 52A +12V rail and the TX750W features 60A on the +12V rail.
Available in 650Watt and 750Watt models, the Corsair TX Series delivers clean and reliable, fully rated output even at 50ºC ambient temperature. Additionally, the TX Series includes two and four PCI-Express 8-pin (6+2) cables on the 650W and 750W models respectively. The TX Series has been thoroughly tested and is compatible with today’s NVIDIA’s SLI and ATI’s Crossfire solutions.The 650W model is priced at $179.99 and the 750W unit costs $199.99.
With Active Power Factor Correction (PFC) circuitry providing a PF value of 0.99 under full load and 80% or more energy efficiency under a wide range of loading conditions, the TX Series of power supplies generates minimal heat during operation. The high quality thermally controlled double ball-bearing 140mm fan (120mm on 650W) delivers excellent air flow with whisper quiet operation.