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GeForce GT 640 LP / GD640-2GERGL

ELSA GeForce GT 640 LP (part number GD640-2GERGL) is one of a few ELSA desktop graphics processing units, based on NVIDIA GeForce GT 640 DDR3. The GPU, fabricated on 28 nm manufacturing process, employs Kepler architecture. The card has 900 MHz graphics clock frequency. It also has 384 CUDA cores, 32 texture units, and 16 ROPs. The GeForce GT 640 LP comes with 2 GB of DDR3 memory, utilizing 128 bit bus. The memory is clocked at 800 MHz, which gives 25.6 GB/s memory bandwidth. The GPU supports PCI Express 3.0 interface, and requires 2 motherboard slots. This model has the maximum power draw of 65 Watt.

Please see below for detailed specifications of the card.

ELSA GeForce GT 640 LP GPU specifications

Name / Brand / Architecture

Manufacturer: ELSA
Model: GeForce GT 640 LP
Part number: GD640-2GERGL
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: 800 MHz
Memory clock (effective): 1600 MHz
Memory interface width: 128-bit
Memory bandwidth: 25.6 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

Size (length x height): 6.46 inches (164 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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