AMD Radeon RX 570 X2 vs AMD Radeon R9 285X

VS

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 570 X2 and 3GB VRAM Radeon R9 285X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 570 X2 's Advantages

Boost Clock1206MHz

More VRAM (8GB vs 3GB)

Larger VRAM bandwidth (268.8GB/s vs 264.0GB/s)

Lower TDP (180W vs 200W)

Score

Benchmark

FP32 (float)

Radeon RX 570 X2 +20%

4.94 TFLOPS

Radeon R9 285X

4.104 TFLOPS

Radeon RX 570 X2

VS

Radeon R9 285X

Graphics Card

Unknown

Release Date

Unknown

Mining GPUs

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1120 MHz

Base Clock

-

1206 MHz

Boost Clock

-

2100 MHz

Memory Clock

1375 MHz

Memory

8GB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

384bit

268.8GB/s

Bandwidth

264.0GB/s

Render Config

-

SM Count

-

32

Compute Units

32

2048

Shading Units

2048

128

TMUs

128

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

768 KB

Theoretical Performance

38.59 GPixel/s

Pixel Rate

32.06 GPixel/s

154.4 GTexel/s

Texture Rate

128.3 GTexel/s

4.940 TFLOPS

FP16 (half)

-

4.940 TFLOPS

FP32 (float)

4.104 TFLOPS

308.7 GFLOPS

FP64 (double)

-

Graphics Processor

Polaris 20

GPU Name

Tonga

Polaris 20 XL (215-0910052)

GPU Variant

Tonga XT (215-0851313)

GCN 4.0

Architecture

GCN 3.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

5.7 billion

Transistors

5 billion

232 mm²

Die Size

366 mm²

Board Design

180W

TDP

200W

450 W

Suggested PSU

550 W

1x HDMI 2.0b

Outputs

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

2x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.0

1.2

Vulkan

1.2

-

CUDA

-

6.4

Shader Model

6.3

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