AMD Radeon R9 290X2 vs AMD Radeon RX 580G

VS

AMD Radeon R9 290X2

AMD Radeon RX 580G

We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 290X2 and 8GB VRAM Radeon RX 580G to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 290X2 's Advantages

Larger VRAM bandwidth (345.6GB/s vs 256.0GB/s)

512 additional rendering cores

AMD Radeon RX 580G 's Advantages

Released 4 years and 4 months late

Boost Clock1330MHz

More VRAM (8GB vs 4GB)

Lower TDP (185W vs 580W)

Score

Benchmark

FP32 (float)

Radeon R9 290X2

5.632 TFLOPS

Radeon RX 580G +8%

6.129 TFLOPS

Radeon R9 290X2

VS

Radeon RX 580G

Graphics Card

Jun 2014

Release Date

Oct 2018

Volcanic Islands

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1257 MHz

-

Boost Clock

1330 MHz

1350 MHz

Memory Clock

2000 MHz

Memory

4GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

512bit

Memory Bus

256bit

345.6GB/s

Bandwidth

256.0GB/s

Render Config

44

Compute Units

36

-

2816

Shading Units

2304

176

TMUs

144

64

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

2 MB

-

Theoretical Performance

64.00 GPixel/s

Pixel Rate

42.56 GPixel/s

176.0 GTexel/s

Texture Rate

191.5 GTexel/s

-

FP16 (half)

6.129 TFLOPS

5.632 TFLOPS

FP32 (float)

6.129 TFLOPS

704.0 GFLOPS

FP64 (double)

383.0 GFLOPS

Board Design

580W

TDP

185W

950 W

Suggested PSU

450 W

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

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

4x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

Hawaii

GPU Name

Polaris 20

Hawaii XT (215-0852000)

GPU Variant

Polaris 20 XTX (215-0910038)

GCN 2.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

6.2 billion

Transistors

5.7 billion

438 mm²

Die Size

232 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.0

OpenCL

2.1

1.2

Vulkan

1.2

-

6.3

Shader Model

6.4

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