NVIDIA GeForce GTX 1080 Ti vs AMD Radeon R9 285

VS

NVIDIA GeForce GTX 1080 Ti AMD Radeon R9 285

We compared two Desktop platform GPUs: 11GB VRAM GeForce GTX 1080 Ti and 2GB VRAM Radeon R9 285 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1080 Ti 's Advantages

Released 2 years and 6 months late

Boost Clock1582MHz

More VRAM (11GB vs 2GB)

Larger VRAM bandwidth (484.4GB/s vs 176.0GB/s)

1792 additional rendering cores

AMD Radeon R9 285 's Advantages

Lower TDP (190W vs 250W)

Score

Benchmark

FP32 (float)

GeForce GTX 1080 Ti +244%

11.34 TFLOPS

Radeon R9 285

3.29 TFLOPS

GeForce GTX 1080 Ti

VS

Radeon R9 285

Graphics Card

Mar 2017

Release Date

Sep 2014

GeForce 10

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1481 MHz

Base Clock

-

1582 MHz

Boost Clock

-

1376 MHz

Memory Clock

1375 MHz

Memory

11GB

Memory Size

2GB

GDDR5X

Memory Type

GDDR5

352bit

Memory Bus

256bit

484.4GB/s

Bandwidth

176.0GB/s

Render Config

28

SM Count

-

Compute Units

28

3584

Shading Units

1792

224

TMUs

112

88

ROPs

32

-

Tensor Cores

-

RT Cores

-

48 KB (per SM)

L1 Cache

16 KB (per CU)

0 MB

L2 Cache

512 KB

Theoretical Performance

139.2 GPixel/s

Pixel Rate

29.38 GPixel/s

354.4 GTexel/s

Texture Rate

102.8 GTexel/s

177.2 GFLOPS

FP16 (half)

3.290 TFLOPS

11.34 TFLOPS

FP32 (float)

3.290 TFLOPS

354.4 GFLOPS

FP64 (double)

205.6 GFLOPS

Graphics Processor

GP102

GPU Name

Tonga

GP102-350-K1-A1

GPU Variant

Tonga PRO (215-0851128)

Pascal

Architecture

GCN 3.0

TSMC

Foundry

TSMC

16 nm

Process Size

28 nm

11.8 billion

Transistors

5 billion

471 mm²

Die Size

366 mm²

Board Design

250W

TDP

190W

600 W

Suggested PSU

450 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

2x 6-pin

Graphics Features

12 (12_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2.170

6.1

CUDA

-

6.4

Shader Model

6.5

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