AMD Radeon R5 M420 vs NVIDIA GeForce GT 740M

VS

AMD Radeon R5 M420

NVIDIA GeForce GT 740M

We compared two Mobile platform GPUs: 4GB VRAM Radeon R5 M420 and 2GB VRAM GeForce GT 740M 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 11 months late

Boost Clock850MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (16.00GB/s vs 14.40GB/s)

NVIDIA GeForce GT 740M 's Advantages

64 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 M420

0.544 TFLOPS

GeForce GT 740M +38%

0.753 TFLOPS

Radeon R5 M420

VS

GeForce GT 740M

Graphics Card

May 2016

Release Date

Jun 2013

Gem System

Generation

GeForce 700M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

780 MHz

Base Clock

-

850 MHz

Boost Clock

-

1000 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

2GB

DDR3

Memory Type

DDR3

64bit

Memory Bus

64bit

16.00GB/s

Bandwidth

14.40GB/s

Render Config

5

Compute Units

-

320

Shading Units

384

20

TMUs

32

8

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

6.800 GPixel/s

Pixel Rate

7.840 GPixel/s

17.00 GTexel/s

Texture Rate

31.36 GTexel/s

-

544.0 GFLOPS

FP32 (float)

752.6 GFLOPS

34.00 GFLOPS

FP64 (double)

31.36 GFLOPS

Board Design

Unknown

TDP

33W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Jet

GPU Name

GK208

Jet PRO (216-0856040)

GPU Variant

GT 740M

GCN 1.0

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.69 billion

Transistors

1.02 billion

56 mm²

Die Size

87 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

3.5

6.5 (5.1)

Shader Model

5.1

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