NVIDIA GeForce GTX 980 Ti vs AMD Radeon R9 390 X2

VS

NVIDIA GeForce GTX 980 Ti AMD Radeon R9 390 X2

We compared two Desktop platform GPUs: 6GB VRAM GeForce GTX 980 Ti and 8GB VRAM Radeon R9 390 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 980 Ti 's Advantages

Boost Clock1076MHz

256 additional rendering cores

Lower TDP (250W vs 580W)

AMD Radeon R9 390 X2 's Advantages

More VRAM (8GB vs 6GB)

Larger VRAM bandwidth (345.6GB/s vs 336.6GB/s)

Score

Benchmark

FP32 (float)

GeForce GTX 980 Ti +18%

6.06 TFLOPS

Radeon R9 390 X2

5.12 TFLOPS

GeForce GTX 980 Ti

VS

Radeon R9 390 X2

Graphics Card

Jun 2015

Release Date

Sep 2015

GeForce 900

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1000 MHz

Base Clock

-

1076 MHz

Boost Clock

-

1753 MHz

Memory Clock

1350 MHz

Memory

6GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

512bit

336.6GB/s

Bandwidth

345.6GB/s

Render Config

-

SM Count

-

Compute Units

40

2816

Shading Units

2560

176

TMUs

160

96

ROPs

64

-

Tensor Cores

-

RT Cores

-

48 KB (per SMM)

L1 Cache

16 KB (per CU)

3 MB

L2 Cache

1024 KB

Theoretical Performance

103.3 GPixel/s

Pixel Rate

64.00 GPixel/s

189.4 GTexel/s

Texture Rate

160.0 GTexel/s

-

FP16 (half)

-

6.060 TFLOPS

FP32 (float)

5.120 TFLOPS

189.4 GFLOPS

FP64 (double)

640.0 GFLOPS

Graphics Processor

GM200

GPU Name

Grenada

GM200-310-A1

GPU Variant

Grenada PRO (215-0880030)

Maxwell 2.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

8 billion

Transistors

6.2 billion

601 mm²

Die Size

438 mm²

Board Design

250W

TDP

580W

600 W

Suggested PSU

950 W

1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

4x 8-pin

Graphics Features

12 (12_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.0

1.3

Vulkan

1.2

5.2

CUDA

-

6.4

Shader Model

6.3

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