Comparison of SAPPHIRE PULSE RX 550 4G G5 LP video card vs SAPPHIRE PULSE RX 550 2G G5 V2 video card by specifications and benchmarks. SAPPHIRE PULSE RX 550 4G G5 LP runs at 1.100 GHz base clock speed and has 4 GB of GDDR5 memory, while video card SAPPHIRE PULSE RX 550 2G G5 V2 runs at 1.100 GHz base clock speed and has 2 GB of GDDR5 memory. The TDP of the first video card is 65 W+ 30 %, and the second is 65 W+ 30 %. Compare the table of benchmark results to find out which graphic card is better.