AMD Radeon R9 M395X Mac Edition vs NVIDIA GeForce G105M

VS

AMD Radeon R9 M395X Mac Edition

NVIDIA GeForce G105M

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M395X Mac Edition and 256MB VRAM GeForce G105M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M395X Mac Edition 's Advantages

Released 5 years and 10 months late

More VRAM (4GB vs 256GB)

Larger VRAM bandwidth (174.7GB/s vs 11.20GB/s)

2032 additional rendering cores

NVIDIA GeForce G105M 's Advantages

Lower TDP (14W vs 250W)

Score

Benchmark

FP32 (float)

Radeon R9 M395X Mac Edition +10850%

3.723 TFLOPS

GeForce G105M

0.034 TFLOPS

Radeon R9 M395X Mac Edition

VS

GeForce G105M

Graphics Card

May 2015

Release Date

Jul 2009

Crystal System

Generation

GeForce 100M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1365 MHz

Memory Clock

700 MHz

Memory

4GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

64bit

174.7GB/s

Bandwidth

11.20GB/s

Render Config

32

Compute Units

-

SM Count

2

2048

Shading Units

16

128

TMUs

8

32

ROPs

4

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

32 KB

-

Theoretical Performance

29.09 GPixel/s

Pixel Rate

2.000 GPixel/s

116.4 GTexel/s

Texture Rate

4.000 GTexel/s

3.723 TFLOPS

FP16 (half)

-

3.723 TFLOPS

FP32 (float)

34.24 GFLOPS

232.7 GFLOPS

FP64 (double)

-

Board Design

250W

TDP

14W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Amethyst

GPU Name

GT218

Amethyst XT

GPU Variant

GT218-300-A2

GCN 3.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

5 billion

Transistors

0.26 billion

366 mm²

Die Size

57 mm²

Graphics Features

12 (12_0)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

2.0

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.2

6.3

Shader Model

4.1

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