NVIDIA GeForce GT 745A vs AMD Radeon RX Vega M GH

VS

NVIDIA GeForce GT 745A

AMD Radeon RX Vega M GH

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 745A and 4GB VRAM Radeon RX Vega M GH to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 745A 's Advantages

Lower TDP (33W vs 100W)

AMD Radeon RX Vega M GH 's Advantages

Released 4 years and 6 months late

Boost Clock has increased by 30% (1190MHz vs 915MHz)

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (204.8GB/s vs 28.80GB/s)

1152 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 745A

0.703 TFLOPS

Radeon RX Vega M GH +420%

3.656 TFLOPS

GeForce GT 745A

VS

Radeon RX Vega M GH

Graphics Card

Aug 2013

Release Date

Feb 2018

GeForce 700A

Generation

Vega

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

IGP

Clock Speeds

837 MHz

Base Clock

1063 MHz

915 MHz

Boost Clock

1190 MHz

900 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

4GB

DDR3

Memory Type

HBM2

128bit

Memory Bus

1024bit

28.80GB/s

Bandwidth

204.8GB/s

Render Config

-

Compute Units

24

-

384

Shading Units

1536

32

TMUs

96

16

ROPs

64

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

7.320 GPixel/s

Pixel Rate

76.16 GPixel/s

29.28 GTexel/s

Texture Rate

114.2 GTexel/s

-

FP16 (half)

3.656 TFLOPS

702.7 GFLOPS

FP32 (float)

3.656 TFLOPS

29.28 GFLOPS

FP64 (double)

228.5 GFLOPS

Board Design

33W

TDP

100W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GK107

GPU Name

Polaris 22

N14P-LP

GPU Variant

VegaM XT (C7398773)

Kepler

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

1.27 billion

Transistors

5 billion

118 mm²

Die Size

208 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.1

Vulkan

1.2

3.0

CUDA

-

5.1

Shader Model

6.4

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