Polaroid PL-144AZ Studio Series Digital Power Zoom TTL Shoe Mount AF Flash With LCD Display For The Nikon D5300, D5000, D3000, D3200, D5100, D5200, D3100, D7000, D7100, D4, D800, D800E, D600, D610, D40, D40x, D50, D60, D70, D80, D90, D100, D200, D300, D3, D3S, D700, P7800, P7700, P7100 Digital SLR Cameras Scalable geometry architecture Hardware tessellation engine NVIDIA GigaThread engine with dual copy engines OpenGL 4.1, DirectX 11.0 and Shader Model 5.0 Optimized compiler for Cg and Microsoft HLSL