AMD Radeon HD 6870 1600SP Edition vs NVIDIA GeForce GTX 1080 11Gbps

VS

AMD Radeon HD 6870 1600SP Edition NVIDIA GeForce GTX 1080 11Gbps

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 1600SP Edition and 8GB VRAM GeForce GTX 1080 11Gbps to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870 1600SP Edition 's Advantages

Lower TDP (175W vs 180W)

NVIDIA GeForce GTX 1080 11Gbps 's Advantages

Released 4 years and 3 months late

Boost Clock1733MHz

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (352.3GB/s vs 134.4GB/s)

960 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6870 1600SP Edition

2.72 TFLOPS

GeForce GTX 1080 11Gbps +226%

8.873 TFLOPS

Radeon HD 6870 1600SP Edition

VS

GeForce GTX 1080 11Gbps

Graphics Card

Jan 2013

Release Date

Apr 2017

Northern Islands

Generation

GeForce 10

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1607 MHz

-

Boost Clock

1733 MHz

1050 MHz

Memory Clock

1376 MHz

Memory

1024MB

Memory Size

8GB

GDDR5

Memory Type

GDDR5X

256bit

Memory Bus

256bit

134.4GB/s

Bandwidth

352.3GB/s

Render Config

-

SM Count

20

Compute Units

-

1600

Shading Units

2560

80

TMUs

160

32

ROPs

64

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

48 KB (per SM)

512 KB

L2 Cache

2 MB

Theoretical Performance

27.20 GPixel/s

Pixel Rate

110.9 GPixel/s

68.00 GTexel/s

Texture Rate

277.3 GTexel/s

-

FP16 (half)

138.6 GFLOPS

2.720 TFLOPS

FP32 (float)

8.873 TFLOPS

544.0 GFLOPS

FP64 (double)

277.3 GFLOPS

Graphics Processor

Cypress

GPU Name

GP104

Cypress XT (215-0735033)

GPU Variant

GP104-410-A1

TeraScale 2

Architecture

Pascal

TSMC

Foundry

TSMC

40 nm

Process Size

16 nm

2.154 billion

Transistors

7.2 billion

334 mm²

Die Size

314 mm²

Board Design

175W

TDP

180W

450 W

Suggested PSU

450 W

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

Outputs

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

2x 6-pin

Power Connectors

1x 8-pin

Graphics Features

11.2 (11_0)

DirectX

12 (12_1)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

6.1

5.0

Shader Model

6.4

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