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NVIDIA GM20B

ODNX02-A2
ODNX02-A2
TM660M-A2
TM660M-A2
TM670D-A1
TM670D-A1
Die Shot
Fritzchens Fritz
Die Shot
Block Diagram
Block Diagram
SMM Diagram
SMM Diagram
NVIDIA's GM20B GPU uses the Maxwell 2.0 architecture and is made using a 20 nm production process at TSMC. With a die size of 118 mm² and a transistor count of 2,000 million it is a small chip. GM20B supports DirectX 12 (Feature Level 12_1). For GPU compute applications, OpenCL version 1.2 and CUDA 5.3 can be used. It features 256 shading units, 16 texture mapping units and 16 ROPs.
Further reading: Tegra X1 Architecture Whitepaper

Graphics Processor

Released
Jan 4th, 2015
GPU Name
GM20B
Codename
NV12B
Architecture
Maxwell 2.0
Foundry
TSMC
Process Size
20 nm
Transistors
2,000 million
Density
16.9M / mm²
Die Size
118 mm²

Graphics Features

DirectX
12 (12_1)
OpenGL
4.6
OpenCL
1.2
Vulkan
1.1
CUDA
5.3
Shader Model
6.0
PureVideo HD
VP9
VDPAU
Feature Set I

Render Config

Shading Units
256
TMUs
16
ROPs
16
SMM Count
2
GPCs
1
L1 Cache
48 KB per SMM
L2 Cache
256 KB
Max. TDP
15 W
SFUs
128

All Maxwell 2.0 GPUs

NVIDIA GPU Architecture History

Graphics cards using the NVIDIA GM20B GPU

Name Chip Memory Shaders TMUs ROPs Base Clock Boost Clock Memory Clock
NVIDIA Switch GPU 20nm
ODNX02-A2 4 GB 256 16 16 384 MHz 768 MHz 1600 MHz
NVIDIA Jetson TX1
TM670D-A1 4 GB 256 16 16 998 MHz 600 MHz
NVIDIA Jetson Nano
TM660M-A2 4 GB 128 16 16 640 MHz 921 MHz 1600 MHz

GM20B GPU Notes

PureVideo HD: VP9
VDPAU: Feature Set I
Nov 15th, 2024 18:21 EST change timezone

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