NVIDIA GeForce GT 555M vs AMD Radeon R5 M420

VS

NVIDIA GeForce GT 555M AMD Radeon R5 M420

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 555M and 4GB VRAM Radeon R5 M420 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 555M 's Advantages

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

AMD Radeon R5 M420 's Advantages

Released 4 years and 2 months late

Boost Clock850MHz

More VRAM (4GB vs 2GB)

176 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 555M

0.389 TFLOPS

Radeon R5 M420 +39%

0.544 TFLOPS

GeForce GT 555M

VS

Radeon R5 M420

Graphics Card

Mar 2012

Release Date

May 2016

GeForce 500M

Generation

Gem System

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

780 MHz

-

Boost Clock

850 MHz

900 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

4GB

DDR3

Memory Type

DDR3

128bit

Memory Bus

64bit

28.80GB/s

Bandwidth

16.00GB/s

Render Config

2

SM Count

-

Compute Units

5

144

Shading Units

320

24

TMUs

20

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

Theoretical Performance

2.700 GPixel/s

Pixel Rate

6.800 GPixel/s

16.20 GTexel/s

Texture Rate

17.00 GTexel/s

-

FP16 (half)

-

388.8 GFLOPS

FP32 (float)

544.0 GFLOPS

32.40 GFLOPS

FP64 (double)

34.00 GFLOPS

Graphics Processor

GF116

GPU Name

Jet

N12E-GE2-A1

GPU Variant

Jet PRO (216-0856040)

Fermi 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.17 billion

Transistors

0.69 billion

238 mm²

Die Size

56 mm²

Board Design

35W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.1

OpenCL

2.1 (1.2)

N/A

Vulkan

1.2.170

2.1

CUDA

-

5.1

Shader Model

6.5 (5.1)

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