AMD Radeon HD 6970M vs AMD Radeon R7 A260

VS

AMD Radeon HD 6970M

AMD Radeon R7 A260

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6970M and 1024MB VRAM Radeon R7 A260 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6970M 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 57.60GB/s)

576 additional rendering cores

AMD Radeon R7 A260 's Advantages

Released 3 years late

Boost Clock980MHz

Score

Benchmark

FP32 (float)

Radeon HD 6970M +73%

1.306 TFLOPS

Radeon R7 A260

0.752 TFLOPS

Radeon HD 6970M

VS

Radeon R7 A260

Graphics Card

Jan 2011

Release Date

Jan 2014

Vancouver

Generation

All-In-One

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

900 MHz

-

Boost Clock

980 MHz

900 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

57.60GB/s

Render Config

12

Compute Units

6

-

960

Shading Units

384

48

TMUs

24

32

ROPs

8

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

21.76 GPixel/s

Pixel Rate

7.840 GPixel/s

32.64 GTexel/s

Texture Rate

23.52 GTexel/s

-

1306 GFLOPS

FP32 (float)

752.6 GFLOPS

-

Board Design

75W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

Blackcomb

GPU Name

Topaz

Blackcomb XT (216-0811000)

GPU Variant

Topaz XT (216-0858020)

TeraScale 2

Architecture

GCN 3.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.7 billion

Transistors

1.55 billion

212 mm²

Die Size

125 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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