NVIDIA · 2012
NVIDIA GeForce GT 645M
The NVIDIA GeForce GT 645M is a mobile graphics card released in 2012, based on the Kepler architecture.
The NVIDIA GeForce GT 645M is a mobile graphics processing unit introduced in 2012. It is built on the Kepler architecture using the GK107 chip manufactured on a 28 nm process. The card features 384 shading units, a base clock of 710 MHz, and 1 GB of DDR3 memory on a 128-bit bus, providing a memory bandwidth of 28.8 GB/s. It has a thermal design power (TDP) of 32 W and connects via a PCIe 3.0 x16 interface. The GPU supports DirectX 12.0 (feature level 11_0), Vulkan 1.1, and OpenGL 4.6. It is designed for use in laptops and other mobile systems.
Benchmarks
| PassMark G3D Mark | 958 |
|---|---|
| PassMark G2D Mark | 170 |
| Geekbench 5 OpenCL | 2,445 |
| Nero Score AVC encode | 896 fps |
Specifications
| Architecture unverified | Kepler |
|---|---|
| GPU chip unverified | GK107 |
| Process node unverified | 28 nm |
| Shading units unverified | 384 |
| Base clock unverified | 710 MHz |
| Memory size unverified | 1 GB |
| Memory type unverified | DDR3 |
| Memory bus unverified | 128 bit |
| Memory bandwidth unverified | 28.8 GB/s |
| Board power (TDP) unverified | 32 W |
| Bus interface unverified | PCIe 3.0 x16 |
| DirectX support unverified | 12.0 (11_0) |
| Vulkan support unverified | 1.1 |
| OpenGL support unverified | 4.6 |
| Release year unverified | 2012 |