AMD Radeon Pro Vega 20 vs NVIDIA GeForce GTX 680MX Mac Edition

VS

AMD Radeon Pro Vega 20

NVIDIA GeForce GTX 680MX Mac Edition

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro Vega 20 and 2GB VRAM GeForce GTX 680MX Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro Vega 20 's Advantages

Released 6 years and 1 months late

Boost Clock1283MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (189.4GB/s vs 160.0GB/s)

Lower TDP (100W vs 122W)

NVIDIA GeForce GTX 680MX Mac Edition 's Advantages

256 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro Vega 20 +48%

3.284 TFLOPS

GeForce GTX 680MX Mac Edition

2.209 TFLOPS

Radeon Pro Vega 20

VS

GeForce GTX 680MX Mac Edition

Graphics Card

Nov 2018

Release Date

Oct 2012

Radeon Pro Mac

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

815 MHz

Base Clock

-

1283 MHz

Boost Clock

-

740 MHz

Memory Clock

1250 MHz

Memory

4GB

Memory Size

2GB

HBM2

Memory Type

GDDR5

1024bit

Memory Bus

256bit

189.4GB/s

Bandwidth

160.0GB/s

Render Config

20

Compute Units

-

1280

Shading Units

1536

80

TMUs

128

32

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

1024 KB

L2 Cache

512 KB

-

Theoretical Performance

41.06 GPixel/s

Pixel Rate

23.01 GPixel/s

102.6 GTexel/s

Texture Rate

92.03 GTexel/s

6.569 TFLOPS

FP16 (half)

-

3.284 TFLOPS

FP32 (float)

2.209 TFLOPS

205.3 GFLOPS

FP64 (double)

92.03 GFLOPS

Board Design

100W

TDP

122W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Vega 12

GPU Name

GK104

Vega 12 XTA

GPU Variant

N13E-GTX2-A2

GCN 5.0

Architecture

Kepler

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

Unknown

Transistors

3.54 billion

Unknown

Die Size

294 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.0

6.3

Shader Model

5.1

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