AMD Radeon R9 260 OEM vs AMD Radeon HD 7950 Boost

VS

AMD Radeon R9 260 OEM

AMD Radeon HD 7950 Boost

We compared two Desktop platform GPUs: 1024MB VRAM Radeon R9 260 OEM and 3GB VRAM Radeon HD 7950 Boost to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 260 OEM 's Advantages

Released 1 years and 6 months late

Lower TDP (85W vs 200W)

AMD Radeon HD 7950 Boost 's Advantages

Boost Clock925MHz

More VRAM (3GB vs 1024GB)

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

896 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 260 OEM

1.971 TFLOPS

Radeon HD 7950 Boost +68%

3.315 TFLOPS

Radeon R9 260 OEM

VS

Radeon HD 7950 Boost

Graphics Card

Dec 2013

Release Date

Jun 2012

Volcanic Islands

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

850 MHz

-

Boost Clock

925 MHz

1625 MHz

Memory Clock

1250 MHz

Memory

1024MB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

384bit

104.0GB/s

Bandwidth

240.0GB/s

Render Config

14

Compute Units

28

-

896

Shading Units

1792

56

TMUs

112

16

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

768 KB

-

Theoretical Performance

17.60 GPixel/s

Pixel Rate

29.60 GPixel/s

61.60 GTexel/s

Texture Rate

103.6 GTexel/s

-

1.971 TFLOPS

FP32 (float)

3.315 TFLOPS

123.2 GFLOPS

FP64 (double)

828.8 GFLOPS

Board Design

85W

TDP

200W

250 W

Suggested PSU

550 W

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

Outputs

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

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

Bonaire

GPU Name

Tahiti

Bonaire XT (215-0839039)

GPU Variant

Tahiti PRO2 (215-0821282)

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

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.0

OpenCL

1.2

Vulkan

1.2

-

6.3

Shader Model

5.1

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