NVIDIA GeForce GTX 1080 Ti 12 GB vs AMD Radeon R9 390X

VS

NVIDIA GeForce GTX 1080 Ti 12 GB AMD Radeon R9 390X

We compared two Desktop platform GPUs: 12GB VRAM GeForce GTX 1080 Ti 12 GB and 8GB VRAM Radeon R9 390X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1080 Ti 12 GB 's Advantages

Boost Clock1670MHz

More VRAM (12GB vs 8GB)

Larger VRAM bandwidth (528.4GB/s vs 384.0GB/s)

384 additional rendering cores

Lower TDP (250W vs 275W)

Score

Benchmark

FP32 (float)

GeForce GTX 1080 Ti 12 GB +80%

10.69 TFLOPS

Radeon R9 390X

5.914 TFLOPS

GeForce GTX 1080 Ti 12 GB

VS

Radeon R9 390X

Graphics Card

Unknown

Release Date

Jun 2015

GeForce 10

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1557 MHz

Base Clock

-

1670 MHz

Boost Clock

-

1376 MHz

Memory Clock

1500 MHz

Memory

12GB

Memory Size

8GB

GDDR5X

Memory Type

GDDR5

384bit

Memory Bus

512bit

528.4GB/s

Bandwidth

384.0GB/s

Render Config

25

SM Count

-

Compute Units

44

3200

Shading Units

2816

200

TMUs

176

80

ROPs

64

-

Tensor Cores

-

RT Cores

-

48 KB (per SM)

L1 Cache

16 KB (per CU)

0 MB

L2 Cache

1024 KB

Theoretical Performance

133.6 GPixel/s

Pixel Rate

67.20 GPixel/s

334.0 GTexel/s

Texture Rate

184.8 GTexel/s

167.0 GFLOPS

FP16 (half)

-

10.69 TFLOPS

FP32 (float)

5.914 TFLOPS

334.0 GFLOPS

FP64 (double)

739.2 GFLOPS

Graphics Processor

GP102

GPU Name

Grenada

-

GPU Variant

Grenada XT (215-0880004)

Pascal

Architecture

GCN 2.0

TSMC

Foundry

TSMC

16 nm

Process Size

28 nm

11.8 billion

Transistors

6.2 billion

471 mm²

Die Size

438 mm²

Board Design

250W

TDP

275W

600 W

Suggested PSU

600 W

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

1x 6-pin + 1x 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

6.1

CUDA

-

6.7

Shader Model

6.3

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