Home NVIDIA GeForce 820A

NVIDIA GeForce 820A

This is a GPU manufactured with TSMC 28nm process, based on Nvidia Fermi 2.0 architecture and released on Mar 2014. It features 0.585 billion transistors, 96 CUDA cores and 1024MB DDR3 memory, with 128KB L2 cache, theoretical performance of 297.6GFLOPS, with total power consumption of 15W.

Graphics Card

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Release Date
Mar 2014
Generation
GeForce 800A
Type
Mobile
Bus Interface
PCIe 2.0 x16

Clock Speeds

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Memory Clock
900MHz

Memory

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Memory Size
1024MB
Memory Type
DDR3
Memory Bus
64bit
Bandwidth
14.40 GB/s

Render Config

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SM Count
2
Shading Units
96
TMUs
16
ROPs
8
L1 Cache
64 KB (per SM)
L2 Cache
128KB

Theoretical Performance

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Pixel Rate
3.100 GPixel/s
Texture Rate
12.40 GTexel/s
FP32 (float)
297.6 GFLOPS
FP64 (double)
24.80 GFLOPS

Graphics Processor

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GPU Name
GF117
GPU Variant
N15V-GM
Architecture
Fermi 2.0
Foundry
TSMC
Process Size
28 nm
Transistors
585 million
Die Size
116mm²

Board Design

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TDP
15W
Outputs
No outputs

Graphics Features

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DirectX
12 (11_0)
OpenGL
4.6
OpenCL
1.1
Vulkan
N/A
CUDA
2.1
Shader Model
5.1

Rankings

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FP32 (float)
Intel HD Graphics 4400 System Shared System Shared
0.304 TFLOPS
NVIDIA GeForce 820A 1024 MB DDR3
0.298 TFLOPS
0.298 TFLOPS
0.298 TFLOPS
0.298 TFLOPS
AMD Radeon HD 7540D IGP System Shared System Shared
0.292 TFLOPS
NVIDIA GeForce 805A 1024 MB DDR3
0.291 TFLOPS

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