AMD Radeon HD 6950M vs AMD Radeon R9 M470X

VS

AMD Radeon HD 6950M

AMD Radeon R9 M470X

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6950M and 4GB VRAM Radeon R9 M470X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6950M 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 76.80GB/s)

64 additional rendering cores

AMD Radeon R9 M470X 's Advantages

Released 5 years and 4 months late

Boost Clock1100MHz

More VRAM (4GB vs 1024GB)

Score

Benchmark

FP32 (float)

Radeon HD 6950M

1.114 TFLOPS

Radeon R9 M470X +76%

1.971 TFLOPS

Radeon HD 6950M

VS

Radeon R9 M470X

Graphics Card

Jan 2011

Release Date

May 2016

Vancouver

Generation

Gem System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

1100 MHz

900 MHz

Memory Clock

1200 MHz

Memory

1024MB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

76.80GB/s

Render Config

12

Compute Units

14

-

960

Shading Units

896

48

TMUs

56

32

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

18.56 GPixel/s

Pixel Rate

17.60 GPixel/s

27.84 GTexel/s

Texture Rate

61.60 GTexel/s

-

1114 GFLOPS

FP32 (float)

1.971 TFLOPS

-

FP64 (double)

123.2 GFLOPS

Board Design

50W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

Blackcomb

GPU Name

Emerald

Blackcomb PRO

GPU Variant

Emerald XT

TeraScale 2

Architecture

GCN 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.7 billion

Transistors

2.08 billion

212 mm²

Die Size

160 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.2.170

-

5.0

Shader Model

6.5

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