AMD Radeon R9 285X vs AMD Radeon RX 590

VS

AMD Radeon R9 285X

AMD Radeon RX 590

We compared two Desktop platform GPUs: 3GB VRAM Radeon R9 285X and 8GB VRAM Radeon RX 590 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 285X 's Advantages

Larger VRAM bandwidth (264.0GB/s vs 256.0GB/s)

AMD Radeon RX 590 's Advantages

Boost Clock1545MHz

More VRAM (8GB vs 3GB)

256 additional rendering cores

Lower TDP (175W vs 200W)

Score

Benchmark

FP32 (float)

Radeon R9 285X

4.104 TFLOPS

Radeon RX 590 +73%

7.119 TFLOPS

Radeon R9 285X

VS

Radeon RX 590

Graphics Card

Unknown

Release Date

Nov 2018

Volcanic Islands

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1469 MHz

-

Boost Clock

1545 MHz

1375 MHz

Memory Clock

2000 MHz

Memory

3GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

264.0GB/s

Bandwidth

256.0GB/s

Render Config

32

Compute Units

36

-

2048

Shading Units

2304

128

TMUs

144

32

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

2 MB

-

Theoretical Performance

32.06 GPixel/s

Pixel Rate

49.44 GPixel/s

128.3 GTexel/s

Texture Rate

222.5 GTexel/s

-

FP16 (half)

7.119 TFLOPS

4.104 TFLOPS

FP32 (float)

7.119 TFLOPS

-

FP64 (double)

445.0 GFLOPS

Board Design

200W

TDP

175W

550 W

Suggested PSU

450 W

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

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

Tonga

GPU Name

Polaris 30

Tonga XT (215-0851313)

GPU Variant

Polaris 30 XT (215-0922006)

GCN 3.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

12 nm

5 billion

Transistors

5.7 billion

366 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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