NVIDIA GeForce 945M vs AMD Radeon R5 A255

VS

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 945M and 1024MB VRAM Radeon R5 A255 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 945M 's Advantages

Released 2 years and 3 months late

Boost Clock has increased by 26% (1189MHz vs 940MHz)

AMD Radeon R5 A255 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 16.02GB/s)

Score

Benchmark

FP32 (float)

GeForce 945M +26%

0.913 TFLOPS

Radeon R5 A255

0.721 TFLOPS

GeForce 945M

VS

Radeon R5 A255

Graphics Card

Apr 2016

Release Date

Jan 2014

GeForce 900M

Generation

All-In-One

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

1006 MHz

Base Clock

925 MHz

1189 MHz

Boost Clock

940 MHz

1001 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

16.02GB/s

Bandwidth

64.00GB/s

Render Config

-

SM Count

-

Compute Units

6

384

Shading Units

384

24

TMUs

24

8

ROPs

8

-

Tensor Cores

-

RT Cores

-

64 KB (per SMM)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

256 KB

Theoretical Performance

9.512 GPixel/s

Pixel Rate

7.520 GPixel/s

28.54 GTexel/s

Texture Rate

22.56 GTexel/s

-

FP16 (half)

-

913.2 GFLOPS

FP32 (float)

721.9 GFLOPS

28.54 GFLOPS

FP64 (double)

-

Graphics Processor

GM108

GPU Name

Topaz

-

GPU Variant

Topaz PRO (216-0858030)

Maxwell

Architecture

GCN 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

Unknown

Transistors

1.55 billion

Unknown

Die Size

125 mm²

Board Design

23W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2.170

5.0

CUDA

-

5.1

Shader Model

6.5

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