AMD Radeon R9 FURY X vs AMD Radeon R9 390 X2

VS

AMD Radeon R9 FURY X

AMD Radeon R9 390 X2

We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 FURY X 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 R9 FURY X 's Advantages

Larger VRAM bandwidth (512.0GB/s vs 345.6GB/s)

1536 additional rendering cores

Lower TDP (275W vs 580W)

AMD Radeon R9 390 X2 's Advantages

More VRAM (8GB vs 4GB)

Score

Benchmark

FP32 (float)

Radeon R9 FURY X +68%

8.602 TFLOPS

Radeon R9 390 X2

5.12 TFLOPS

Radeon R9 FURY X

VS

Radeon R9 390 X2

Graphics Card

Jun 2015

Release Date

Sep 2015

Pirate Islands

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

500 MHz

Memory Clock

1350 MHz

Memory

4GB

Memory Size

8GB

HBM

Memory Type

GDDR5

4096bit

Memory Bus

512bit

512.0GB/s

Bandwidth

345.6GB/s

Render Config

64

Compute Units

40

-

4096

Shading Units

2560

256

TMUs

160

64

ROPs

64

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

1024 KB

-

Theoretical Performance

67.20 GPixel/s

Pixel Rate

64.00 GPixel/s

268.8 GTexel/s

Texture Rate

160.0 GTexel/s

8.602 TFLOPS

FP16 (half)

-

8.602 TFLOPS

FP32 (float)

5.120 TFLOPS

537.6 GFLOPS

FP64 (double)

640.0 GFLOPS

Board Design

275W

TDP

580W

600 W

Suggested PSU

950 W

1x HDMI 1.4a 3x DisplayPort 1.2

Outputs

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

2x 8-pin

Power Connectors

4x 8-pin

Graphics Processor

Fiji

GPU Name

Grenada

Fiji XT C8 (215-0862040)

GPU Variant

Grenada PRO (215-0880030)

GCN 3.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

8.9 billion

Transistors

6.2 billion

596 mm²

Die Size

438 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.0

OpenCL

2.0

1.2

Vulkan

1.2

-

6.3

Shader Model

6.3

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