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GeForce GT 640 LP / GD640-1GERGL

One of a few ELSA Graphics Processing Units, based on NVIDIA GeForce GT 640 DDR3, ELSA GeForce GT 640 LP (part number GD640-1GERGL) is built on 28 nm manufacturing process. The card is targeted at desktop market. The card's graphics frequency is 900 MHz. It also has 384 CUDA cores, 32 texture units, and 16 ROPs. The GeForce GT 640 LP embeds 1 GB of DDR3 memory, utilizing 128 bit bus. The memory is clocked at 891 MHz, which translates to 28.5 GB/s memory bandwidth. The GPU has PCI Express 3.0 interface, and uses 2 motherboard slots. The maximum power draw of this model is 65 Watt.

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

ELSA GeForce GT 640 LP GPU specifications

Name / Brand / Architecture

Manufacturer: ELSA
Model: GeForce GT **0 LP
Part number: GD**0-1GERGL
Based on: NVIDIA GeForce GT **0 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: ** MB
Memory type: DDR3
Memory clock: 891 MHz
Memory clock (effective): 1782 MHz
Memory interface width: 128-bit
Memory bandwidth: 28.5 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: **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: 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

Size (length x height): 6.46 inches (1** mm) x 2.56 inches (65 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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