AMD Radeon R9 390 vs AMD Radeon RX 590 GME

VS

AMD Radeon R9 390

AMD Radeon RX 590 GME

We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390 and 8GB VRAM Radeon RX 590 GME to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 390 's Advantages

Larger VRAM bandwidth (384.0GB/s vs 256.0GB/s)

256 additional rendering cores

AMD Radeon RX 590 GME 's Advantages

Released 4 years and 9 months late

Boost Clock1420MHz

Lower TDP (175W vs 275W)

Score

Benchmark

FP32 (float)

Radeon R9 390

5.12 TFLOPS

Radeon RX 590 GME +27%

6.543 TFLOPS

3DMark Time Spy

Radeon R9 390

3950

Radeon RX 590 GME +12%

4432

Radeon R9 390

VS

Radeon RX 590 GME

Graphics Card

Jun 2015

Release Date

Mar 2020

Pirate Islands

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1257 MHz

-

Boost Clock

1420 MHz

1500 MHz

Memory Clock

2000 MHz

Memory

8GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

512bit

Memory Bus

256bit

384.0GB/s

Bandwidth

256.0GB/s

Render Config

40

Compute Units

36

-

2560

Shading Units

2304

160

TMUs

144

64

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

2 MB

-

Theoretical Performance

64.00 GPixel/s

Pixel Rate

45.44 GPixel/s

160.0 GTexel/s

Texture Rate

204.5 GTexel/s

-

FP16 (half)

6.543 TFLOPS

5.120 TFLOPS

FP32 (float)

6.543 TFLOPS

640.0 GFLOPS

FP64 (double)

409.0 GFLOPS

Board Design

275W

TDP

175W

600 W

Suggested PSU

450 W

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

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

Grenada

GPU Name

Polaris 20

Grenada PRO (215-0880030)

GPU Variant

Polaris 20 XTR (215-0910066)

GCN 2.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

6.2 billion

Transistors

5.7 billion

438 mm²

Die Size

232 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.0

OpenCL

2.1

1.2

Vulkan

1.3

-

6.3

Shader Model

6.7

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