ATI Radeon HD 3870 Mac Edition vs NVIDIA GeForce GTX 1080 Ti

VS

ATI Radeon HD 3870 Mac Edition

NVIDIA GeForce GTX 1080 Ti

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3870 Mac Edition and 11GB VRAM GeForce GTX 1080 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3870 Mac Edition 's Advantages

Lower TDP (106W vs 250W)

NVIDIA GeForce GTX 1080 Ti 's Advantages

Released 8 years and 9 months late

Boost Clock1582MHz

More VRAM (11GB vs 512GB)

Larger VRAM bandwidth (484.4GB/s vs 72.06GB/s)

3264 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 3870 Mac Edition

0.497 TFLOPS

GeForce GTX 1080 Ti +2181%

11.34 TFLOPS

Radeon HD 3870 Mac Edition

VS

GeForce GTX 1080 Ti

Graphics Card

Jun 2008

Release Date

Mar 2017

Radeon R600

Generation

GeForce 10

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1481 MHz

-

Boost Clock

1582 MHz

1126 MHz

Memory Clock

1376 MHz

Memory

512MB

Memory Size

11GB

GDDR4

Memory Type

GDDR5X

256bit

Memory Bus

352bit

72.06GB/s

Bandwidth

484.4GB/s

Render Config

4

Compute Units

-

SM Count

28

320

Shading Units

3584

16

TMUs

224

16

ROPs

88

-

L1 Cache

48 KB (per SM)

256 KB

L2 Cache

0 MB

-

Theoretical Performance

12.43 GPixel/s

Pixel Rate

139.2 GPixel/s

12.43 GTexel/s

Texture Rate

354.4 GTexel/s

-

FP16 (half)

177.2 GFLOPS

497.3 GFLOPS

FP32 (float)

11.34 TFLOPS

99.46 GFLOPS

FP64 (double)

354.4 GFLOPS

Board Design

106W

TDP

250W

300 W

Suggested PSU

600 W

2x DVI 1x S-Video

Outputs

1x HDMI 2.0 3x DisplayPort 1.4a

1x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

RV670

GPU Name

GP102

RV670 XT (215-0708005)

GPU Variant

GP102-350-K1-A1

TeraScale

Architecture

Pascal

TSMC

Foundry

TSMC

55 nm

Process Size

16 nm

0.666 billion

Transistors

11.8 billion

192 mm²

Die Size

471 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (12_1)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

6.1

4.1

Shader Model

6.4

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