AMD Radeon R9 290X2 vs AMD Radeon R9 290X

VS

AMD Radeon R9 290X2

AMD Radeon R9 290X

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

Main Differences

AMD Radeon R9 290X2 's Advantages

Released 8 months late

Larger VRAM bandwidth (345.6GB/s vs 320.0GB/s)

AMD Radeon R9 290X 's Advantages

Lower TDP (290W vs 580W)

Score

Benchmark

FP32 (float)

Radeon R9 290X2

5.632 TFLOPS

Radeon R9 290X

5.632 TFLOPS

Radeon R9 290X2

VS

Radeon R9 290X

Graphics Card

Jun 2014

Release Date

Oct 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

1250 MHz

Memory

4GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

512bit

Memory Bus

512bit

345.6GB/s

Bandwidth

320.0GB/s

Render Config

44

Compute Units

44

-

2816

Shading Units

2816

176

TMUs

176

64

ROPs

64

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

1024 KB

-

Theoretical Performance

64.00 GPixel/s

Pixel Rate

64.00 GPixel/s

176.0 GTexel/s

Texture Rate

176.0 GTexel/s

-

5.632 TFLOPS

FP32 (float)

5.632 TFLOPS

704.0 GFLOPS

FP64 (double)

704.0 GFLOPS

Board Design

580W

TDP

290W

950 W

Suggested PSU

600 W

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

Outputs

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

4x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Hawaii

GPU Name

Hawaii

Hawaii XT (215-0852000)

GPU Variant

Hawaii XT (215-0852000)

GCN 2.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

6.2 billion

Transistors

6.2 billion

438 mm²

Die Size

438 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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