NVIDIA GeForce GT 745A vs AMD Radeon R7 A260

VS

NVIDIA GeForce GT 745A

AMD Radeon R7 A260

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 745A and 1024MB VRAM Radeon R7 A260 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 745A 's Advantages

More VRAM (2GB vs 1024GB)

AMD Radeon R7 A260 's Advantages

Boost Clock has increased by 7% (980MHz vs 915MHz)

Larger VRAM bandwidth (57.60GB/s vs 28.80GB/s)

Score

Benchmark

FP32 (float)

GeForce GT 745A

0.703 TFLOPS

Radeon R7 A260 +6%

0.752 TFLOPS

GeForce GT 745A

VS

Radeon R7 A260

Graphics Card

Aug 2013

Release Date

Jan 2014

GeForce 700A

Generation

All-In-One

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

837 MHz

Base Clock

900 MHz

915 MHz

Boost Clock

980 MHz

900 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

57.60GB/s

Render Config

-

Compute Units

6

-

384

Shading Units

384

32

TMUs

24

16

ROPs

8

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

7.320 GPixel/s

Pixel Rate

7.840 GPixel/s

29.28 GTexel/s

Texture Rate

23.52 GTexel/s

-

702.7 GFLOPS

FP32 (float)

752.6 GFLOPS

29.28 GFLOPS

FP64 (double)

-

Board Design

33W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

GK107

GPU Name

Topaz

N14P-LP

GPU Variant

Topaz XT (216-0858020)

Kepler

Architecture

GCN 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.27 billion

Transistors

1.55 billion

118 mm²

Die Size

125 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.1

Vulkan

1.2.170

3.0

CUDA

-

5.1

Shader Model

6.5

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