AMD Radeon HD 6970 vs AMD Radeon R7 260X

VS

AMD Radeon HD 6970

AMD Radeon R7 260X

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6970 and 2GB VRAM Radeon R7 260X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6970 's Advantages

Larger VRAM bandwidth (176.0GB/s vs 104.0GB/s)

640 additional rendering cores

AMD Radeon R7 260X 's Advantages

Released 2 years and 10 months late

Lower TDP (115W vs 250W)

Score

Benchmark

FP32 (float)

Radeon HD 6970 +37%

2.703 TFLOPS

Radeon R7 260X

1.971 TFLOPS

Radeon HD 6970

VS

Radeon R7 260X

Graphics Card

Dec 2010

Release Date

Oct 2013

Northern Islands

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1375 MHz

Memory Clock

1625 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

176.0GB/s

Bandwidth

104.0GB/s

Render Config

24

Compute Units

14

-

1536

Shading Units

896

96

TMUs

56

32

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

28.16 GPixel/s

Pixel Rate

17.60 GPixel/s

84.48 GTexel/s

Texture Rate

61.60 GTexel/s

-

2.703 TFLOPS

FP32 (float)

1.971 TFLOPS

675.8 GFLOPS

FP64 (double)

123.2 GFLOPS

Board Design

250W

TDP

115W

600 W

Suggested PSU

300 W

2x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Cayman

GPU Name

Bonaire

Cayman XT (215-0807007)

GPU Variant

Bonaire XTX (215-0839097)

TeraScale 3

Architecture

GCN 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

2.64 billion

Transistors

2.08 billion

389 mm²

Die Size

160 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.0

N/A

Vulkan

1.2

-

5.0

Shader Model

6.3

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