AMD Radeon R9 M395 Mac Edition vs NVIDIA GeForce 800A

VS

AMD Radeon R9 M395 Mac Edition

NVIDIA GeForce 800A

We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M395 Mac Edition and 1024MB VRAM GeForce 800A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M395 Mac Edition 's Advantages

Released 1 years and 2 months late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (174.7GB/s vs 14.40GB/s)

1744 additional rendering cores

NVIDIA GeForce 800A 's Advantages

Lower TDP (15W vs 250W)

Score

Benchmark

FP32 (float)

Radeon R9 M395 Mac Edition +3184%

2.989 TFLOPS

GeForce 800A

0.091 TFLOPS

Radeon R9 M395 Mac Edition

VS

GeForce 800A

Graphics Card

May 2015

Release Date

Mar 2014

Crystal System

Generation

GeForce 800A

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1365 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

174.7GB/s

Bandwidth

14.40GB/s

Render Config

28

Compute Units

-

SM Count

1

1792

Shading Units

48

112

TMUs

8

32

ROPs

4

-

L1 Cache

64 KB (per SM)

-

L2 Cache

128 KB

-

Theoretical Performance

26.69 GPixel/s

Pixel Rate

950.0 MPixel/s

93.41 GTexel/s

Texture Rate

3.800 GTexel/s

-

2.989 TFLOPS

FP32 (float)

91.20 GFLOPS

373.6 GFLOPS

FP64 (double)

7.600 GFLOPS

Board Design

250W

TDP

15W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Amethyst

GPU Name

GF119

Amethyst PRO (216-0872004)

GPU Variant

-

GCN 3.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

5 billion

Transistors

0.292 billion

366 mm²

Die Size

79 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.0

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.1

6.3

Shader Model

5.1

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