NVIDIA GeForce GTX 950A vs AMD Radeon R5 A255

VS

NVIDIA GeForce GTX 950A

AMD Radeon R5 A255

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 950A 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 GTX 950A 's Advantages

Released 1 years and 2 months late

Boost Clock has increased by 20% (1124MHz vs 940MHz)

More VRAM (2GB vs 1024GB)

256 additional rendering cores

AMD Radeon R5 A255 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 32.03GB/s)

Score

Benchmark

FP32 (float)

GeForce GTX 950A +99%

1.439 TFLOPS

Radeon R5 A255

0.721 TFLOPS

GeForce GTX 950A

VS

Radeon R5 A255

Graphics Card

Mar 2015

Release Date

Jan 2014

GeForce 900A

Generation

All-In-One

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

993 MHz

Base Clock

925 MHz

1124 MHz

Boost Clock

940 MHz

1001 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

32.03GB/s

Bandwidth

64.00GB/s

Render Config

-

Compute Units

6

-

640

Shading Units

384

40

TMUs

24

16

ROPs

8

-

64 KB (per SMM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

17.98 GPixel/s

Pixel Rate

7.520 GPixel/s

44.96 GTexel/s

Texture Rate

22.56 GTexel/s

-

1439 GFLOPS

FP32 (float)

721.9 GFLOPS

44.96 GFLOPS

FP64 (double)

-

Board Design

75W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

GM107

GPU Name

Topaz

N16P-GT

GPU Variant

Topaz PRO (216-0858030)

Maxwell

Architecture

GCN 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.87 billion

Transistors

1.55 billion

148 mm²

Die Size

125 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2.170

5.0

CUDA

-

5.1

Shader Model

6.5

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