NVIDIA GeForce GTX 850M vs AMD Radeon Pro Vega 20

VS

NVIDIA GeForce GTX 850M

AMD Radeon Pro Vega 20

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 850M 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 850M 's Advantages

Lower TDP (45W vs 100W)

AMD Radeon Pro Vega 20 's Advantages

Released 4 years and 8 months late

Boost Clock1283MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (189.4GB/s vs 32.03GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 850M

1.155 TFLOPS

Radeon Pro Vega 20 +184%

3.284 TFLOPS

GeForce GTX 850M

VS

Radeon Pro Vega 20

Graphics Card

Mar 2014

Release Date

Nov 2018

GeForce 800M

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

815 MHz

-

Boost Clock

1283 MHz

1001 MHz

Memory Clock

740 MHz

Memory

2GB

Memory Size

4GB

DDR3

Memory Type

HBM2

128bit

Memory Bus

1024bit

32.03GB/s

Bandwidth

189.4GB/s

Render Config

-

Compute Units

20

-

640

Shading Units

1280

40

TMUs

80

16

ROPs

32

-

64 KB (per SMM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

1024 KB

-

Theoretical Performance

14.43 GPixel/s

Pixel Rate

41.06 GPixel/s

36.08 GTexel/s

Texture Rate

102.6 GTexel/s

-

FP16 (half)

6.569 TFLOPS

1155 GFLOPS

FP32 (float)

3.284 TFLOPS

36.08 GFLOPS

FP64 (double)

205.3 GFLOPS

Board Design

45W

TDP

100W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GM107

GPU Name

Vega 12

N15P-GT-A1

GPU Variant

Vega 12 XTA

Maxwell

Architecture

GCN 5.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

1.87 billion

Transistors

Unknown

148 mm²

Die Size

Unknown

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2

5.0

CUDA

-

5.1

Shader Model

6.3

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