AMD Radeon RX 580 OEM vs AMD Radeon R9 390 X2

VS

AMD Radeon RX 580 OEM

AMD Radeon R9 390 X2

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 580 OEM and 8GB VRAM Radeon R9 390 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580 OEM 's Advantages

Released 9 months late

Boost Clock1266MHz

Lower TDP (150W vs 580W)

AMD Radeon R9 390 X2 's Advantages

Larger VRAM bandwidth (345.6GB/s vs 256.0GB/s)

256 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 580 OEM +13%

5.834 TFLOPS

Radeon R9 390 X2

5.12 TFLOPS

Radeon RX 580 OEM

VS

Radeon R9 390 X2

Graphics Card

Jun 2016

Release Date

Sep 2015

Polaris

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1120 MHz

Base Clock

-

1266 MHz

Boost Clock

-

2000 MHz

Memory Clock

1350 MHz

Memory

8GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

512bit

256.0GB/s

Bandwidth

345.6GB/s

Render Config

36

Compute Units

40

-

2304

Shading Units

2560

144

TMUs

160

32

ROPs

64

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

1024 KB

-

Theoretical Performance

40.51 GPixel/s

Pixel Rate

64.00 GPixel/s

182.3 GTexel/s

Texture Rate

160.0 GTexel/s

5.834 TFLOPS

FP16 (half)

-

5.834 TFLOPS

FP32 (float)

5.120 TFLOPS

364.6 GFLOPS

FP64 (double)

640.0 GFLOPS

Board Design

150W

TDP

580W

450 W

Suggested PSU

950 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

4x 8-pin

Graphics Processor

Ellesmere

GPU Name

Grenada

Polaris 10 XT (215-0876184)

GPU Variant

Grenada PRO (215-0880030)

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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