13% faster than reference design. EVGA has launched no less than ten cards based on Nvidia's new, power efficient Maxwell architecture. EVGA has six different GTX 750 cards and four GTX 750 Ti cards. All of them are based on the GM 107 GPU, but cards with the Ti suffix have 640 shaders and 2GB of memory, while the plain GTX 750 feature 512 shaders and 1GB of memory. In addition to reference GTX 750 cards, EVGA also has two SKUs with 2GB of memory. The GTX 750 Ti also has 16 ROPs, 40 TMUs and five streaming multiprocessors (SM). The GTX 750 has four streaming multiprocessors, 16 ROPs and 32 TMUs.