AMD Radeon RX 560 XT vs AMD Radeon R9 390X

VS

AMD Radeon RX 560 XT

AMD Radeon R9 390X

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 560 XT 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 560 XT 's Advantages

Released 3 years and 9 months late

Boost Clock1226MHz

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)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 560 XT

4.394 TFLOPS

Radeon R9 390X +34%

5.914 TFLOPS

Radeon RX 560 XT

VS

Radeon R9 390X

Graphics Card

Mar 2019

Release Date

Jun 2015

Polaris

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1074 MHz

Base Clock

-

1226 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

28

Compute Units

44

-

1792

Shading Units

2816

112

TMUs

176

32

ROPs

64

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

1024 KB

-

Theoretical Performance

39.23 GPixel/s

Pixel Rate

67.20 GPixel/s

137.3 GTexel/s

Texture Rate

184.8 GTexel/s

4.394 TFLOPS

FP16 (half)

-

4.394 TFLOPS

FP32 (float)

5.914 TFLOPS

274.6 GFLOPS

FP64 (double)

739.2 GFLOPS

Board Design

150W

TDP

275W

450 W

Suggested PSU

600 W

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

Ellesmere

GPU Name

Grenada

Polaris 10 LE1

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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