NVIDIA GeForce GTX 980MX vs AMD Radeon Pro Vega 20

VS

NVIDIA GeForce GTX 980MX

AMD Radeon Pro Vega 20

We compared two Mobile platform GPUs: 8GB VRAM GeForce GTX 980MX 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 980MX 's Advantages

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (192.0GB/s vs 189.4GB/s)

384 additional rendering cores

AMD Radeon Pro Vega 20 's Advantages

Released 2 years and 5 months late

Boost Clock has increased by 9% (1283MHz vs 1178MHz)

Lower TDP (100W vs 148W)

Score

Benchmark

FP32 (float)

GeForce GTX 980MX +19%

3.92 TFLOPS

Radeon Pro Vega 20

3.284 TFLOPS

GeForce GTX 980MX

VS

Radeon Pro Vega 20

Graphics Card

Jun 2016

Release Date

Nov 2018

GeForce 900M

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1050 MHz

Base Clock

815 MHz

1178 MHz

Boost Clock

1283 MHz

1500 MHz

Memory Clock

740 MHz

Memory

8GB

Memory Size

4GB

GDDR5

Memory Type

HBM2

256bit

Memory Bus

1024bit

192.0GB/s

Bandwidth

189.4GB/s

Render Config

-

Compute Units

20

-

1664

Shading Units

1280

104

TMUs

80

64

ROPs

32

-

48 KB (per SMM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

1024 KB

-

Theoretical Performance

75.39 GPixel/s

Pixel Rate

41.06 GPixel/s

122.5 GTexel/s

Texture Rate

102.6 GTexel/s

-

FP16 (half)

6.569 TFLOPS

3.920 TFLOPS

FP32 (float)

3.284 TFLOPS

122.5 GFLOPS

FP64 (double)

205.3 GFLOPS

Board Design

148W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GM204

GPU Name

Vega 12

N16E-GXX-A1

GPU Variant

Vega 12 XTA

Maxwell 2.0

Architecture

GCN 5.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

5.2 billion

Transistors

Unknown

398 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

5.2

CUDA

-

6.4

Shader Model

6.3

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