AMD Radeon RX 580 vs AMD Radeon R9 380X

VS

AMD Radeon RX 580

AMD Radeon R9 380X

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 580 and 4GB VRAM Radeon R9 380X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580 's Advantages

Released 1 years and 5 months late

Boost Clock1340MHz

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (256.0GB/s vs 182.4GB/s)

256 additional rendering cores

Lower TDP (185W vs 190W)

Score

Benchmark

FP32 (float)

Radeon RX 580 +55%

6.175 TFLOPS

Radeon R9 380X

3.973 TFLOPS

3DMark Time Spy

Radeon RX 580 +43%

4362

Radeon R9 380X

3050

Radeon RX 580

VS

Radeon R9 380X

Graphics Card

Apr 2017

Release Date

Nov 2015

Polaris

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1257 MHz

Base Clock

-

1340 MHz

Boost Clock

-

2000 MHz

Memory Clock

1425 MHz

Memory

8GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

256.0GB/s

Bandwidth

182.4GB/s

Render Config

36

Compute Units

32

-

2304

Shading Units

2048

144

TMUs

128

32

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

42.88 GPixel/s

Pixel Rate

31.04 GPixel/s

193.0 GTexel/s

Texture Rate

124.2 GTexel/s

6.175 TFLOPS

FP16 (half)

3.973 TFLOPS

6.175 TFLOPS

FP32 (float)

3.973 TFLOPS

385.9 GFLOPS

FP64 (double)

248.3 GFLOPS

Board Design

185W

TDP

190W

450 W

Suggested PSU

450 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

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

1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Polaris 20

GPU Name

Antigua

Polaris 20 XTX (215-0910038)

GPU Variant

Antigua XT (215-0877016)

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

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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