AMD Radeon Pro 555 vs NVIDIA GeForce GT 745A

VS

AMD Radeon Pro 555

NVIDIA GeForce GT 745A

We compared two Mobile platform GPUs: 2GB VRAM Radeon Pro 555 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 Pro 555 's Advantages

Released 3 years and 10 months late

Larger VRAM bandwidth (81.60GB/s vs 28.80GB/s)

384 additional rendering cores

NVIDIA GeForce GT 745A 's Advantages

Boost Clock915MHz

Lower TDP (33W vs 75W)

Score

Benchmark

FP32 (float)

Radeon Pro 555 +85%

1.306 TFLOPS

GeForce GT 745A

0.703 TFLOPS

Radeon Pro 555

VS

GeForce GT 745A

Graphics Card

Jun 2017

Release Date

Aug 2013

Radeon Pro Mac

Generation

GeForce 700A

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

837 MHz

-

Boost Clock

915 MHz

1275 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

81.60GB/s

Bandwidth

28.80GB/s

Render Config

12

Compute Units

-

768

Shading Units

384

48

TMUs

32

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

1024 KB

L2 Cache

256 KB

-

Theoretical Performance

13.60 GPixel/s

Pixel Rate

7.320 GPixel/s

40.80 GTexel/s

Texture Rate

29.28 GTexel/s

1306 GFLOPS

FP16 (half)

-

1306 GFLOPS

FP32 (float)

702.7 GFLOPS

81.60 GFLOPS

FP64 (double)

29.28 GFLOPS

Board Design

75W

TDP

33W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Polaris 21

GPU Name

GK107

Polaris 21 PRO

GPU Variant

N14P-LP

GCN 4.0

Architecture

Kepler

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

3 billion

Transistors

1.27 billion

123 mm²

Die Size

118 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.0

6.4

Shader Model

5.1

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