NVIDIA GeForce GTX 680M vs AMD Radeon Pro Vega 20

VS

NVIDIA GeForce GTX 680M

AMD Radeon Pro Vega 20

We compared two Mobile platform GPUs: 4GB VRAM GeForce GTX 680M 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 680M 's Advantages

64 additional rendering cores

AMD Radeon Pro Vega 20 's Advantages

Released 6 years and 5 months late

Boost Clock has increased by 69% (1283MHz vs 758MHz)

Larger VRAM bandwidth (189.4GB/s vs 115.2GB/s)

Score

Benchmark

FP32 (float)

GeForce GTX 680M

2.038 TFLOPS

Radeon Pro Vega 20 +61%

3.284 TFLOPS

GeForce GTX 680M

VS

Radeon Pro Vega 20

Graphics Card

Jun 2012

Release Date

Nov 2018

GeForce 600M

Generation

Radeon Pro Mac

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

719 MHz

Base Clock

815 MHz

758 MHz

Boost Clock

1283 MHz

900 MHz

Memory Clock

740 MHz

Memory

4GB

Memory Size

4GB

GDDR5

Memory Type

HBM2

256bit

Memory Bus

1024bit

115.2GB/s

Bandwidth

189.4GB/s

Render Config

-

Compute Units

20

-

1344

Shading Units

1280

112

TMUs

80

32

ROPs

32

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

1024 KB

-

Theoretical Performance

21.22 GPixel/s

Pixel Rate

41.06 GPixel/s

84.90 GTexel/s

Texture Rate

102.6 GTexel/s

-

FP16 (half)

6.569 TFLOPS

2.038 TFLOPS

FP32 (float)

3.284 TFLOPS

84.90 GFLOPS

FP64 (double)

205.3 GFLOPS

Board Design

100W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GK104

GPU Name

Vega 12

N13E-GTX-A2

GPU Variant

Vega 12 XTA

Kepler

Architecture

GCN 5.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

3.54 billion

Transistors

Unknown

294 mm²

Die Size

Unknown

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.1

Vulkan

1.2

3.0

CUDA

-

5.1

Shader Model

6.3

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