AMD Radeon HD 6870 vs NVIDIA P106 100

VS

AMD Radeon HD 6870

NVIDIA P106 100

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 and 6GB VRAM P106 100 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA P106 100 's Advantages

Released 6 years and 8 months late

Boost Clock1709MHz

More VRAM (6GB vs 1024GB)

Larger VRAM bandwidth (192.2GB/s vs 134.4GB/s)

160 additional rendering cores

Lower TDP (120W vs 151W)

Score

Benchmark

FP32 (float)

Radeon HD 6870

2.016 TFLOPS

P106 100 +117%

4.375 TFLOPS

Radeon HD 6870

VS

P106 100

Graphics Card

Oct 2010

Release Date

Jun 2017

Northern Islands

Generation

Mining GPUs

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1506 MHz

-

Boost Clock

1709 MHz

1050 MHz

Memory Clock

2002 MHz

Memory

1024MB

Memory Size

6GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

192bit

134.4GB/s

Bandwidth

192.2GB/s

Render Config

14

Compute Units

-

SM Count

10

1120

Shading Units

1280

56

TMUs

80

32

ROPs

48

-

8 KB (per CU)

L1 Cache

48 KB (per SM)

512 KB

L2 Cache

1536 KB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

82.03 GPixel/s

50.40 GTexel/s

Texture Rate

136.7 GTexel/s

-

FP16 (half)

68.36 GFLOPS

2.016 TFLOPS

FP32 (float)

4.375 TFLOPS

-

FP64 (double)

136.7 GFLOPS

Board Design

151W

TDP

120W

450 W

Suggested PSU

300 W

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

Outputs

No outputs

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Barts

GPU Name

GP106

Barts XT (215-0798000)

GPU Variant

GP106-100-A1

TeraScale 2

Architecture

Pascal

TSMC

Foundry

TSMC

40 nm

Process Size

16 nm

1.7 billion

Transistors

4.4 billion

255 mm²

Die Size

200 mm²

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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