AMD Radeon HD 6870 X2 vs NVIDIA NVS 810

VS

AMD Radeon HD 6870 X2

NVIDIA NVS 810

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 X2 and 2GB VRAM NVS 810 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870 X2 's Advantages

Larger VRAM bandwidth (134.4GB/s vs 14.40GB/s)

608 additional rendering cores

NVIDIA NVS 810 's Advantages

Released 4 years and 4 months late

Boost Clock1033MHz

More VRAM (2GB vs 1024GB)

Lower TDP (68W vs 300W)

Score

Benchmark

FP32 (float)

Radeon HD 6870 X2 +90%

2.016 TFLOPS

NVS 810

1.058 TFLOPS

Radeon HD 6870 X2

VS

NVS 810

Graphics Card

Jul 2011

Release Date

Nov 2015

Northern Islands

Generation

NVS

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

902 MHz

-

Boost Clock

1033 MHz

1050 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

134.4GB/s

Bandwidth

14.40GB/s

Render Config

14

Compute Units

-

1120

Shading Units

512

56

TMUs

32

ROPs

16

-

8 KB (per CU)

L1 Cache

64 KB (per SMM)

512 KB

L2 Cache

1024 KB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

16.53 GPixel/s

50.40 GTexel/s

Texture Rate

33.06 GTexel/s

-

2.016 TFLOPS

FP32 (float)

1058 GFLOPS

-

FP64 (double)

33.06 GFLOPS

Board Design

300W

TDP

68W

700 W

Suggested PSU

250 W

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

Outputs

8x mini-DisplayPort 1.4a

-

Power Connectors

None

Graphics Processor

Barts

GPU Name

GM107

Barts XT (215-0798000)

GPU Variant

-

TeraScale 2

Architecture

Maxwell

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.7 billion

Transistors

1.87 billion

255 mm²

Die Size

148 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

5.0

Shader Model

5.1

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