AMD Radeon R9 390 vs AMD Radeon RX 570 X2

VS

We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390 and 8GB VRAM Radeon RX 570 X2 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 268.8GB/s)

512 additional rendering cores

AMD Radeon RX 570 X2 's Advantages

Boost Clock1206MHz

Lower TDP (180W vs 275W)

Score

Benchmark

FP32 (float)

Radeon R9 390 +3%

5.12 TFLOPS

Radeon RX 570 X2

4.94 TFLOPS

Radeon R9 390

VS

Radeon RX 570 X2

Graphics Card

Jun 2015

Release Date

Unknown

Pirate Islands

Generation

Mining GPUs

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1120 MHz

-

Boost Clock

1206 MHz

1500 MHz

Memory Clock

2100 MHz

Memory

8GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

512bit

Memory Bus

256bit

384.0GB/s

Bandwidth

268.8GB/s

Render Config

-

SM Count

-

40

Compute Units

32

2560

Shading Units

2048

160

TMUs

128

64

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

2 MB

Theoretical Performance

64.00 GPixel/s

Pixel Rate

38.59 GPixel/s

160.0 GTexel/s

Texture Rate

154.4 GTexel/s

-

FP16 (half)

4.940 TFLOPS

5.120 TFLOPS

FP32 (float)

4.940 TFLOPS

640.0 GFLOPS

FP64 (double)

308.7 GFLOPS

Graphics Processor

Grenada

GPU Name

Polaris 20

Grenada PRO (215-0880030)

GPU Variant

Polaris 20 XL (215-0910052)

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

Board Design

275W

TDP

180W

600 W

Suggested PSU

450 W

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

Outputs

1x HDMI 2.0b

1x 6-pin + 1x 8-pin

Power Connectors

2x 8-pin

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.0

OpenCL

2.1

1.2

Vulkan

1.2

-

CUDA

-

6.3

Shader Model

6.4

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