AMD Radeon R9 M395 Mac Edition vs AMD Radeon HD 6650M

VS

AMD Radeon R9 M395 Mac Edition AMD Radeon HD 6650M

We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M395 Mac Edition and 1024MB VRAM Radeon HD 6650M 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 4 years and 4 months late

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (174.7GB/s vs 25.60GB/s)

1312 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 M395 Mac Edition +418%

2.989 TFLOPS

Radeon HD 6650M

0.576 TFLOPS

Radeon R9 M395 Mac Edition

VS

Radeon HD 6650M

Graphics Card

May 2015

Release Date

Jan 2011

Crystal System

Generation

Vancouver

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1365 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

174.7GB/s

Bandwidth

25.60GB/s

Render Config

-

SM Count

-

28

Compute Units

6

1792

Shading Units

480

112

TMUs

24

32

ROPs

8

-

Tensor Cores

-

RT Cores

-

L1 Cache

8 KB (per CU)

-

L2 Cache

256 KB

Theoretical Performance

26.69 GPixel/s

Pixel Rate

4.800 GPixel/s

93.41 GTexel/s

Texture Rate

14.40 GTexel/s

-

FP16 (half)

-

2.989 TFLOPS

FP32 (float)

576.0 GFLOPS

373.6 GFLOPS

FP64 (double)

-

Graphics Processor

Amethyst

GPU Name

Whistler

Amethyst PRO (216-0872004)

GPU Variant

Whistler LE (216-0810028)

GCN 3.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

5 billion

Transistors

0.716 billion

366 mm²

Die Size

118 mm²

Board Design

250W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.0

OpenCL

1.2

Vulkan

N/A

-

CUDA

-

6.3

Shader Model

5.0

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