AMD Radeon RX 570 vs AMD Radeon R9 390X

VS

AMD Radeon RX 570

AMD Radeon R9 390X

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 570 and 8GB VRAM Radeon R9 390X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 570 's Advantages

Released 1 years and 10 months late

Boost Clock1244MHz

Lower TDP (150W vs 275W)

AMD Radeon R9 390X 's Advantages

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (384.0GB/s vs 224.0GB/s)

768 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 570

5.095 TFLOPS

Radeon R9 390X +16%

5.914 TFLOPS

3DMark Time Spy

Radeon RX 570

3859

Radeon R9 390X +10%

4245

Radeon RX 570

VS

Radeon R9 390X

Graphics Card

Apr 2017

Release Date

Jun 2015

Polaris

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1168 MHz

Base Clock

-

1244 MHz

Boost Clock

-

1750 MHz

Memory Clock

1500 MHz

Memory

4GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

512bit

224.0GB/s

Bandwidth

384.0GB/s

Render Config

32

Compute Units

44

-

2048

Shading Units

2816

128

TMUs

176

32

ROPs

64

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

1024 KB

-

Theoretical Performance

39.81 GPixel/s

Pixel Rate

67.20 GPixel/s

159.2 GTexel/s

Texture Rate

184.8 GTexel/s

5.095 TFLOPS

FP16 (half)

-

5.095 TFLOPS

FP32 (float)

5.914 TFLOPS

318.5 GFLOPS

FP64 (double)

739.2 GFLOPS

Board Design

150W

TDP

275W

450 W

Suggested PSU

600 W

1x DVI 1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

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

1x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Polaris 20

GPU Name

Grenada

Polaris 20 XL (215-0910052)

GPU Variant

Grenada XT (215-0880004)

GCN 4.0

Architecture

GCN 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

5.7 billion

Transistors

6.2 billion

232 mm²

Die Size

438 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.0

1.2

Vulkan

1.2

-

6.4

Shader Model

6.3

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