AMD Radeon R5 M420 vs NVIDIA GeForce GT 745A

VS

AMD Radeon R5 M420

NVIDIA GeForce GT 745A

We compared two Mobile platform GPUs: 4GB VRAM Radeon R5 M420 and 2GB VRAM GeForce GT 745A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 M420 's Advantages

Released 2 years and 9 months late

More VRAM (4GB vs 2GB)

NVIDIA GeForce GT 745A 's Advantages

Boost Clock has increased by 8% (915MHz vs 850MHz)

Larger VRAM bandwidth (28.80GB/s vs 16.00GB/s)

64 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 M420

0.544 TFLOPS

GeForce GT 745A +29%

0.703 TFLOPS

Radeon R5 M420

VS

GeForce GT 745A

Graphics Card

May 2016

Release Date

Aug 2013

Gem System

Generation

GeForce 700A

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

780 MHz

Base Clock

837 MHz

850 MHz

Boost Clock

915 MHz

1000 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

2GB

DDR3

Memory Type

DDR3

64bit

Memory Bus

128bit

16.00GB/s

Bandwidth

28.80GB/s

Render Config

5

Compute Units

-

320

Shading Units

384

20

TMUs

32

8

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

6.800 GPixel/s

Pixel Rate

7.320 GPixel/s

17.00 GTexel/s

Texture Rate

29.28 GTexel/s

-

544.0 GFLOPS

FP32 (float)

702.7 GFLOPS

34.00 GFLOPS

FP64 (double)

29.28 GFLOPS

Board Design

Unknown

TDP

33W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Jet

GPU Name

GK107

Jet PRO (216-0856040)

GPU Variant

N14P-LP

GCN 1.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.69 billion

Transistors

1.27 billion

56 mm²

Die Size

118 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

3.0

1.2.170

Vulkan

1.1

-

CUDA

3.0

6.5 (5.1)

Shader Model

5.1

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