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GeForce GT 640 2 GB DDR3

PixelView GeForce GT 640 2 GB DDR3 is a Graphics Processing Unit for desktop market segment, based on NVIDIA GeForce GT 640 DDR3. The GPU, manufactured on 28 nm technological process, features Kepler architecture. The card has 900 MHz graphics clock frequency. It also boasts 384 CUDA cores, 16 ROPs, together with 32 texture units. The GeForce GT 640 2 GB DDR3 has 2 GB of DDR3 memory, clocked at 900 MHz. It has a 128 bit wide memory interface, which gives 28.8 GB/s memory bandwidth. The GPU has PCI Express 3.0 interface, and needs 2 slots on the motherboard. The maximum power draw of this model is 65 Watt.

More detailed specifications of the graphics card you will find below.

PixelView GeForce GT 640 2 GB DDR3 GPU specifications

Name / Brand / Architecture

Manufacturer: PixelView
Model: GeForce GT 640 2 GB DDR3
Reference card?: Yes
Based on: NVIDIA GeForce GT 640 DDR3 [Compare]
Target market segment: Desktop
Die name: GK 107
Architecture: Kepler
Fabrication process: 28 nm
Transistors: 1.3 billion
Bus interface: PCI-E 3.0 x 16

Frequency

Graphics clock: 900 MHz

Memory specifications

Memory size: 2048 MB
Memory type: DDR3
Memory clock: 900 MHz
Memory clock (effective): 1800 MHz
Memory interface width: 128-bit
Memory bandwidth: 28.8 GB/s

Cores / Texture

CUDA: 2.1
CUDA cores: 384
ROPs: 16
Texture units: 32
RAMDACs: 400 MHz

Electric characteristics

Maximum GPU temp: 98C
Maximum power draw: 65 W

Video features

Multi-monitor: Up to 2 displays
Maximum DVI resolution: 2560 x 1600
Maximum HDMI resolution: 4096 x 2160 @ 24 Hz or 3840 x 2160 @ 30 Hz
Maximum VGA resolution: 2048 x 1536
Anti-Aliasing technologies: FXAA
TXAA
HDMI: Yes
HDMI version: 1.4a

Performance

Pixel fill rate: 14.4 Gigapixels/s
Texture fill rate: 28.8 Gigatexels/s
Single presision compute power: 691.2 GFLOPS

External connectors

Standard display connectors: Dual-Link DVI-D
HDMI
VGA
Audio input for HDMI: Yes

Dimensions

Width: Dual Slot

Other features / Support

Other features: 3D Vision  ? 
3D Vision Surround  ? 
HDCP
PhysX
OpenGL support: 4.2
DirectX support: 11.1
Shader model: 5.0
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