AMD Radeon Pro WX Vega M GL vs NVIDIA GeForce 840M

VS

AMD Radeon Pro WX Vega M GL

NVIDIA GeForce 840M

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro WX Vega M GL and 2GB VRAM GeForce 840M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro WX Vega M GL 's Advantages

Released 4 years and 1 months late

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (179.2GB/s vs 16.02GB/s)

896 additional rendering cores

NVIDIA GeForce 840M 's Advantages

Boost Clock has increased by 11% (1124MHz vs 1011MHz)

Lower TDP (33W vs 65W)

Score

Benchmark

FP32 (float)

Radeon Pro WX Vega M GL +199%

2.588 TFLOPS

GeForce 840M

0.863 TFLOPS

Radeon Pro WX Vega M GL

VS

GeForce 840M

Graphics Card

Apr 2018

Release Date

Mar 2014

Vega

Generation

GeForce 800M

Mobile

Type

Mobile

IGP

Bus Interface

PCIe 3.0 x8

Clock Speeds

931 MHz

Base Clock

1029 MHz

1011 MHz

Boost Clock

1124 MHz

700 MHz

Memory Clock

1001 MHz

Memory

4GB

Memory Size

2GB

HBM2

Memory Type

DDR3

1024bit

Memory Bus

64bit

179.2GB/s

Bandwidth

16.02GB/s

Render Config

20

Compute Units

-

1280

Shading Units

384

80

TMUs

16

32

ROPs

8

-

16 KB (per CU)

L1 Cache

64 KB (per SMM)

1024 KB

L2 Cache

1024 KB

-

Theoretical Performance

32.35 GPixel/s

Pixel Rate

8.992 GPixel/s

80.88 GTexel/s

Texture Rate

17.98 GTexel/s

2.588 TFLOPS

FP16 (half)

-

2.588 TFLOPS

FP32 (float)

863.2 GFLOPS

161.8 GFLOPS

FP64 (double)

26.98 GFLOPS

Board Design

65W

TDP

33W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Polaris 22

GPU Name

GM108

VegaM MGL XL

GPU Variant

N15S-GT

GCN 4.0

Architecture

Maxwell

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

5 billion

Transistors

Unknown

208 mm²

Die Size

Unknown

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

5.0

6.4

Shader Model

5.1

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