NVIDIA GeForce GTX 1080 Ti vs AMD Radeon R9 255 OEM

VS

NVIDIA GeForce GTX 1080 Ti

AMD Radeon R9 255 OEM

We compared two Desktop platform GPUs: 11GB VRAM GeForce GTX 1080 Ti and 2GB VRAM Radeon R9 255 OEM 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 3 years and 3 months late

Boost Clock has increased by 70% (1582MHz vs 930MHz)

More VRAM (11GB vs 2GB)

Larger VRAM bandwidth (484.4GB/s vs 73.60GB/s)

3072 additional rendering cores

AMD Radeon R9 255 OEM 's Advantages

Lower TDP (65W vs 250W)

Score

Benchmark

FP32 (float)

GeForce GTX 1080 Ti +1091%

11.34 TFLOPS

Radeon R9 255 OEM

0.952 TFLOPS

GeForce GTX 1080 Ti

VS

Radeon R9 255 OEM

Graphics Card

Mar 2017

Release Date

Dec 2013

GeForce 10

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1481 MHz

Base Clock

900 MHz

1582 MHz

Boost Clock

930 MHz

1376 MHz

Memory Clock

1150 MHz

Memory

11GB

Memory Size

2GB

GDDR5X

Memory Type

GDDR5

352bit

Memory Bus

128bit

484.4GB/s

Bandwidth

73.60GB/s

Render Config

-

Compute Units

8

28

SM Count

-

3584

Shading Units

512

224

TMUs

32

88

ROPs

16

-

48 KB (per SM)

L1 Cache

16 KB (per CU)

0 MB

L2 Cache

256 KB

-

Theoretical Performance

139.2 GPixel/s

Pixel Rate

14.88 GPixel/s

354.4 GTexel/s

Texture Rate

29.76 GTexel/s

177.2 GFLOPS

FP16 (half)

-

11.34 TFLOPS

FP32 (float)

952.3 GFLOPS

354.4 GFLOPS

FP64 (double)

59.52 GFLOPS

Board Design

250W

TDP

65W

600 W

Suggested PSU

250 W

1x HDMI 2.0 3x DisplayPort 1.4a

Outputs

No outputs

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

GP102

GPU Name

Cape Verde

GP102-350-K1-A1

GPU Variant

Cape Verde PRX

Pascal

Architecture

GCN 1.0

TSMC

Foundry

TSMC

16 nm

Process Size

28 nm

11.8 billion

Transistors

1.5 billion

471 mm²

Die Size

123 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

6.1

CUDA

-

6.4

Shader Model

5.1

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