NVIDIA GeForce GT 745A vs AMD Radeon Pro 455

VS

NVIDIA GeForce GT 745A

AMD Radeon Pro 455

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 745A and 2GB VRAM Radeon Pro 455 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 745A 's Advantages

Boost Clock915MHz

Lower TDP (33W vs 35W)

AMD Radeon Pro 455 's Advantages

Released 3 years and 2 months late

Larger VRAM bandwidth (81.28GB/s vs 28.80GB/s)

384 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 745A

0.703 TFLOPS

Radeon Pro 455 +86%

1.313 TFLOPS

GeForce GT 745A

VS

Radeon Pro 455

Graphics Card

Aug 2013

Release Date

Oct 2016

GeForce 700A

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

837 MHz

Base Clock

-

915 MHz

Boost Clock

-

900 MHz

Memory Clock

1270 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

81.28GB/s

Render Config

-

Compute Units

12

-

384

Shading Units

768

32

TMUs

48

16

ROPs

16

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

7.320 GPixel/s

Pixel Rate

13.68 GPixel/s

29.28 GTexel/s

Texture Rate

41.04 GTexel/s

-

FP16 (half)

1313 GFLOPS

702.7 GFLOPS

FP32 (float)

1313 GFLOPS

29.28 GFLOPS

FP64 (double)

82.08 GFLOPS

Board Design

33W

TDP

35W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GK107

GPU Name

Baffin

N14P-LP

GPU Variant

Baffin PRO

Kepler

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

1.27 billion

Transistors

3 billion

118 mm²

Die Size

123 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.1

Vulkan

1.2

3.0

CUDA

-

5.1

Shader Model

6.4

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