Description
Core specifications:
• Graphics Processor: GK106S
• CUDA Cores: 576
• Base Clock Speed: 824 MHz
• Memory: 1 GB GDDR5
• Memory Clock: 1000 MHz (4 Gbps effective)
• Memory Bus Width: 128-bit
• Memory Bandwidth: 64.00 GB/s
• TDP (Thermal Design Power): 65 W
• Bus Interface: PCIe 3.0 x16
Features and capabilities
• API Support: The GTX 645 supports DirectX 12, but only at the 11_0 feature level. It also supports OpenGL 4.6, OpenCL 3.0, and Vulkan 1.2.
• NVIDIA Technologies: It includes support for NVIDIA features like CUDA, PhysX, 3D Vision, and Adaptive Vertical Sync.
• Display Outputs: The standard outputs typically include DVI, HDMI 1.4a, and Display Port 1.2.
• Power: The card does not require any additional power connectors, with a rated power draw of 65W.
Performance
The GTX 645 (OEM) is a budget-friendly option from 2013 designed for playing games at 720p to 1080p resolution with medium to high settings.