AMD Radeon R9 290X2 vs AMD Radeon R9 260 OEM

VS

AMD Radeon R9 290X2

AMD Radeon R9 260 OEM

We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 290X2 and 1024MB VRAM Radeon R9 260 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 290X2 's Advantages

Released 6 months late

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (345.6GB/s vs 104.0GB/s)

1920 additional rendering cores

AMD Radeon R9 260 OEM 's Advantages

Lower TDP (85W vs 580W)

Score

Benchmark

FP32 (float)

Radeon R9 290X2 +185%

5.632 TFLOPS

Radeon R9 260 OEM

1.971 TFLOPS

Radeon R9 290X2

VS

Radeon R9 260 OEM

Graphics Card

Jun 2014

Release Date

Dec 2013

Volcanic Islands

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1350 MHz

Memory Clock

1625 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

512bit

Memory Bus

128bit

345.6GB/s

Bandwidth

104.0GB/s

Render Config

44

Compute Units

14

-

2816

Shading Units

896

176

TMUs

56

64

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

256 KB

-

Theoretical Performance

64.00 GPixel/s

Pixel Rate

17.60 GPixel/s

176.0 GTexel/s

Texture Rate

61.60 GTexel/s

-

5.632 TFLOPS

FP32 (float)

1.971 TFLOPS

704.0 GFLOPS

FP64 (double)

123.2 GFLOPS

Board Design

580W

TDP

85W

950 W

Suggested PSU

250 W

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

Outputs

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

4x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Hawaii

GPU Name

Bonaire

Hawaii XT (215-0852000)

GPU Variant

Bonaire XT (215-0839039)

GCN 2.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

6.2 billion

Transistors

2.08 billion

438 mm²

Die Size

160 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.0

OpenCL

2.0

1.2

Vulkan

1.2

-

6.3

Shader Model

6.3

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