NVIDIA GeForce GTX 1080 Max Q vs AMD Radeon Pro Vega 20

VS

NVIDIA GeForce GTX 1080 Max Q

AMD Radeon Pro Vega 20

We compared two Mobile platform GPUs: 8GB VRAM GeForce GTX 1080 Max Q and 4GB VRAM Radeon Pro Vega 20 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1080 Max Q 's Advantages

Boost Clock has increased by 14% (1468MHz vs 1283MHz)

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (320.3GB/s vs 189.4GB/s)

1280 additional rendering cores

AMD Radeon Pro Vega 20 's Advantages

Released 1 years and 5 months late

Lower TDP (100W vs 150W)

Score

Benchmark

FP32 (float)

GeForce GTX 1080 Max Q +128%

7.516 TFLOPS

Radeon Pro Vega 20

3.284 TFLOPS

GeForce GTX 1080 Max Q

VS

Radeon Pro Vega 20

Graphics Card

Jun 2017

Release Date

Nov 2018

GeForce 10 Mobile

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1290 MHz

Base Clock

815 MHz

1468 MHz

Boost Clock

1283 MHz

1251 MHz

Memory Clock

740 MHz

Memory

8GB

Memory Size

4GB

GDDR5X

Memory Type

HBM2

256bit

Memory Bus

1024bit

320.3GB/s

Bandwidth

189.4GB/s

Render Config

-

Compute Units

20

SM Count

-

2560

Shading Units

1280

160

TMUs

80

64

ROPs

32

-

48 KB (per SM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

1024 KB

-

Theoretical Performance

93.95 GPixel/s

Pixel Rate

41.06 GPixel/s

234.9 GTexel/s

Texture Rate

102.6 GTexel/s

117.4 GFLOPS

FP16 (half)

6.569 TFLOPS

7.516 TFLOPS

FP32 (float)

3.284 TFLOPS

234.9 GFLOPS

FP64 (double)

205.3 GFLOPS

Board Design

150W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GP104

GPU Name

Vega 12

N17E-G3-A1

GPU Variant

Vega 12 XTA

Pascal

Architecture

GCN 5.0

TSMC

Foundry

GlobalFoundries

16 nm

Process Size

14 nm

7.2 billion

Transistors

Unknown

314 mm²

Die Size

Unknown

Graphics Features

12 (12_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2

6.1

CUDA

-

6.4

Shader Model

6.3

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