AMD Radeon R9 285 vs NVIDIA GeForce GTX 1080 11Gbps

VS

AMD Radeon R9 285

NVIDIA GeForce GTX 1080 11Gbps

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 285 and 8GB VRAM GeForce GTX 1080 11Gbps to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1080 11Gbps 's Advantages

Released 2 years and 7 months late

Boost Clock1733MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (352.3GB/s vs 176.0GB/s)

768 additional rendering cores

Lower TDP (180W vs 190W)

Score

Benchmark

FP32 (float)

Radeon R9 285

3.29 TFLOPS

GeForce GTX 1080 11Gbps +169%

8.873 TFLOPS

Radeon R9 285

VS

GeForce GTX 1080 11Gbps

Graphics Card

Sep 2014

Release Date

Apr 2017

Volcanic Islands

Generation

GeForce 10

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1607 MHz

-

Boost Clock

1733 MHz

1375 MHz

Memory Clock

1376 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5X

256bit

Memory Bus

256bit

176.0GB/s

Bandwidth

352.3GB/s

Render Config

28

Compute Units

-

SM Count

20

1792

Shading Units

2560

112

TMUs

160

32

ROPs

64

-

16 KB (per CU)

L1 Cache

48 KB (per SM)

512 KB

L2 Cache

2 MB

-

Theoretical Performance

29.38 GPixel/s

Pixel Rate

110.9 GPixel/s

102.8 GTexel/s

Texture Rate

277.3 GTexel/s

3.290 TFLOPS

FP16 (half)

138.6 GFLOPS

3.290 TFLOPS

FP32 (float)

8.873 TFLOPS

205.6 GFLOPS

FP64 (double)

277.3 GFLOPS

Board Design

190W

TDP

180W

450 W

Suggested PSU

450 W

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

Outputs

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

2x 6-pin

Power Connectors

1x 8-pin

Graphics Processor

Tonga

GPU Name

GP104

Tonga PRO (215-0851128)

GPU Variant

GP104-410-A1

GCN 3.0

Architecture

Pascal

TSMC

Foundry

TSMC

28 nm

Process Size

16 nm

5 billion

Transistors

7.2 billion

366 mm²

Die Size

314 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2.170

Vulkan

1.3

-

CUDA

6.1

6.5

Shader Model

6.4

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