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GeForce GT 640 1GB DDR5 / NE5T6400HD06-2081F

Specifications of the Palit GeForce GT 640 1GB DDR5 GPU


Palit GeForce GT 640 1GB DDR5 (part number NE5T6400HD06-2081F) is a desktop graphics processing unit, based on NVIDIA GeForce GT 640 v2 GDDR5. Manufactured on 28 nm technological process, the GPU employs Kepler architecture. The card has 1.046 GHz graphics clock frequency. It also boasts 384 CUDA cores, 16 texture units, along with 8 ROPs. The GeForce GT 640 1GB DDR5 embeds 1 GB of GDDR5 memory, utilizing 64 bit bus. The memory is clocked at 1.252 GHz, which results in 40.08 GB/s memory bandwidth. The GPU supports PCI Express 3.0 interface, and requires 2 motherboard slots. The maximum power consumption of this model is 49 Watt.

More detailed specifications of the Palit GeForce GT 640 1GB DDR5 graphics card are available below.

Name / Brand / Architecture

Manufacturer:Palit
Model:GeForce GT **0 1GB DDR5
Part number:NE5T**00HD06-2081F
Based on:NVIDIA GeForce GT **0 v2 GDDR5 [Compare]
Target market segment:Desktop
Die name:GK 208
Architecture:Kepler
Fabrication process:28 nm
Transistors:1.3 billion
Bus interface:PCI-E 3.0 x 16

Frequency

Graphics clock:1046 MHz

Memory specifications

Memory size:** MB
Memory type:GDDR5
Memory clock:1252 MHz
Memory clock (effective):5010 MHz
Memory interface width:**-bit
Memory bandwidth:40.08 GB/s

Cores / Texture

CUDA:2.1
CUDA cores:384
ROPs:8
Texture units:16
RAMDACs:400 MHz

Electric characteristics

Maximum GPU temp:95C
Maximum power draw:49 W

Video features

Multi-monitor:Up to 2 displays
Maximum DVI resolution:**0 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:8.37 Gigapixels/s
Texture fill rate:16.74 Gigatexels/s
Single presision compute power:803.33 GFLOPS

External connectors

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

Dimensions

Size (length x height):5.71 inches (145 mm) x 2.72 inches (69 mm)
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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