NVIDIA GeForce GT 645 OEM videocard review

GeForce GT 645 OEM videocard released by NVIDIA; release date: 24 April 2012. The videocard is designed for desktop-computers and based on Fermi 2.0 microarchitecture codenamed GF114.

Core clock speed - 776 MHz. Texture fill rate - 37.2 GTexel / s. Pipelines - 288. Floating-point performance - 894.0 gflops. Manufacturing process technology - 40 nm. Transistors count - 1,950 million. Power consumption (TDP) - 102 Watt.

Memory type: GDDR5. Maximum RAM amount - 1 GB. Memory bus width - 192 Bit. Memory clock speed - 3828 MHz. Memory bandwidth - 91.9 GB / s.

Benchmarks

PassMark
G2D Mark

Top 1 GPU

This GPU

1295

443

PassMark
G3D Mark

Top 1 GPU

This GPU

38582

2006

GFXBench 4.0
T-Rex

Top 1 GPU

This GPU

69225 Frames

1914 Frames

GFXBench 4.0
T-Rex

Top 1 GPU

This GPU

69225.000 Fps

1914.000 Fps

Name	Value
PassMark - G2D Mark	443
PassMark - G3D Mark	2006
GFXBench 4.0 - T-Rex	1914 Frames
GFXBench 4.0 - T-Rex	1914.000 Fps

Specifications (specs)

Essentials
Architecture	Fermi 2.0
Code name	GF114
Launch date	24 April 2012
Place in performance rating	565
Type	Desktop
Technical info
Core clock speed	776 MHz
Floating-point performance	894.0 gflops
Manufacturing process technology	40 nm
Pipelines	288
Texture fill rate	37.2 GTexel / s
Thermal Design Power (TDP)	102 Watt
Transistor count	1,950 million

Video outputs and ports
Display Connectors	2x DVI, 1x mini-HDMI
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16
Length	210 mm
API support
DirectX	12.0 (11_0)
OpenGL	4.6
Memory
Maximum RAM amount	1 GB
Memory bandwidth	91.9 GB / s
Memory bus width	192 Bit
Memory clock speed	3828 MHz
Memory type	GDDR5