NVIDIA GeForce GTX 560 vs AMD Radeon HD 6870

VS

NVIDIA GeForce GTX 560 AMD Radeon HD 6870

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 560 and 1024MB VRAM Radeon HD 6870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 560 's Advantages

Released 7 months late

Lower TDP (150W vs 151W)

AMD Radeon HD 6870 's Advantages

Larger VRAM bandwidth (134.4GB/s vs 128.0GB/s)

784 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 560

1.089 TFLOPS

Radeon HD 6870 +85%

2.016 TFLOPS

GeForce GTX 560

VS

Radeon HD 6870

Graphics Card

May 2011

Release Date

Oct 2010

GeForce 500

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1000 MHz

Memory Clock

1050 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

128.0GB/s

Bandwidth

134.4GB/s

Render Config

7

SM Count

-

Compute Units

14

336

Shading Units

1120

56

TMUs

56

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

512 KB

Theoretical Performance

11.34 GPixel/s

Pixel Rate

28.80 GPixel/s

45.36 GTexel/s

Texture Rate

50.40 GTexel/s

-

FP16 (half)

-

1089 GFLOPS

FP32 (float)

2.016 TFLOPS

90.72 GFLOPS

FP64 (double)

-

Graphics Processor

GF114

GPU Name

Barts

GF114-325-A1

GPU Variant

Barts XT (215-0798000)

Fermi 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.95 billion

Transistors

1.7 billion

332 mm²

Die Size

255 mm²

Board Design

150W

TDP

151W

450 W

Suggested PSU

450 W

2x DVI 1x mini-HDMI 1.3a

Outputs

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

2x 6-pin

Power Connectors

2x 6-pin

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

5.0

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