AMD Radeon R7 260X vs AMD Radeon HD 7950

VS

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 260X and 3GB VRAM Radeon HD 7950 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 260X 's Advantages

Released 1 years and 9 months late

Lower TDP (115W vs 200W)

AMD Radeon HD 7950 's Advantages

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (240.0GB/s vs 104.0GB/s)

896 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 260X

1.971 TFLOPS

Radeon HD 7950 +45%

2.867 TFLOPS

3DMark Time Spy

Radeon R7 260X

1476

Radeon HD 7950 +29%

1917

Radeon R7 260X

VS

Radeon HD 7950

Graphics Card

Oct 2013

Release Date

Jan 2012

Volcanic Islands

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1625 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

384bit

104.0GB/s

Bandwidth

240.0GB/s

Render Config

-

SM Count

-

14

Compute Units

28

896

Shading Units

1792

56

TMUs

112

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

768 KB

Theoretical Performance

17.60 GPixel/s

Pixel Rate

25.60 GPixel/s

61.60 GTexel/s

Texture Rate

89.60 GTexel/s

-

FP16 (half)

-

1.971 TFLOPS

FP32 (float)

2.867 TFLOPS

123.2 GFLOPS

FP64 (double)

716.8 GFLOPS

Graphics Processor

Bonaire

GPU Name

Tahiti

Bonaire XTX (215-0839097)

GPU Variant

Tahiti PRO (215-0821056)

GCN 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.08 billion

Transistors

4.313 billion

160 mm²

Die Size

352 mm²

Board Design

115W

TDP

200W

300 W

Suggested PSU

550 W

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

Outputs

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

1x 6-pin

Power Connectors

2x 6-pin

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.0

OpenCL

1.2

Vulkan

1.2

-

CUDA

-

6.3

Shader Model

5.1

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