AMD Radeon Pro 555X vs NVIDIA GeForce GT 555M

VS

AMD Radeon Pro 555X NVIDIA GeForce GT 555M

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

Main Differences

AMD Radeon Pro 555X 's Advantages

Released 6 years and 4 months late

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (94.08GB/s vs 28.80GB/s)

624 additional rendering cores

NVIDIA GeForce GT 555M 's Advantages

Lower TDP (35W vs 75W)

Score

Benchmark

FP32 (float)

Radeon Pro 555X +258%

1.393 TFLOPS

GeForce GT 555M

0.389 TFLOPS

Radeon Pro 555X

VS

GeForce GT 555M

Graphics Card

Jul 2018

Release Date

Mar 2012

Radeon Pro Mac

Generation

GeForce 500M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1470 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

94.08GB/s

Bandwidth

28.80GB/s

Render Config

-

SM Count

2

12

Compute Units

-

768

Shading Units

144

48

TMUs

24

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

1024 KB

L2 Cache

256 KB

Theoretical Performance

14.51 GPixel/s

Pixel Rate

2.700 GPixel/s

43.54 GTexel/s

Texture Rate

16.20 GTexel/s

1393 GFLOPS

FP16 (half)

-

1393 GFLOPS

FP32 (float)

388.8 GFLOPS

87.07 GFLOPS

FP64 (double)

32.40 GFLOPS

Graphics Processor

Polaris 21

GPU Name

GF116

Polaris 21 PRO

GPU Variant

N12E-GE2-A1

GCN 4.0

Architecture

Fermi 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

3 billion

Transistors

1.17 billion

123 mm²

Die Size

238 mm²

Board Design

75W

TDP

35W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.1

6.4

Shader Model

5.1

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