NVIDIA GeForce GTX 950 Low Power vs AMD Radeon HD 6870 X2

VS

NVIDIA GeForce GTX 950 Low Power

AMD Radeon HD 6870 X2

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 950 Low Power and 1024MB VRAM Radeon HD 6870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 950 Low Power 's Advantages

Released 4 years and 8 months late

Boost Clock1190MHz

More VRAM (2GB vs 1024GB)

Lower TDP (75W vs 300W)

AMD Radeon HD 6870 X2 's Advantages

Larger VRAM bandwidth (134.4GB/s vs 105.8GB/s)

352 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 950 Low Power

1.828 TFLOPS

Radeon HD 6870 X2 +10%

2.016 TFLOPS

GeForce GTX 950 Low Power

VS

Radeon HD 6870 X2

Graphics Card

Mar 2016

Release Date

Jul 2011

GeForce 900

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1026 MHz

Base Clock

-

1190 MHz

Boost Clock

-

1653 MHz

Memory Clock

1050 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

105.8GB/s

Bandwidth

134.4GB/s

Render Config

-

Compute Units

14

-

768

Shading Units

1120

48

TMUs

56

32

ROPs

32

-

48 KB (per SMM)

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

512 KB

-

Theoretical Performance

38.08 GPixel/s

Pixel Rate

28.80 GPixel/s

57.12 GTexel/s

Texture Rate

50.40 GTexel/s

-

1.828 TFLOPS

FP32 (float)

2.016 TFLOPS

57.12 GFLOPS

FP64 (double)

-

Board Design

75W

TDP

300W

250 W

Suggested PSU

700 W

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

Outputs

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

None

Power Connectors

-

Graphics Processor

GM206

GPU Name

Barts

GM206-251-A1

GPU Variant

Barts XT (215-0798000)

Maxwell 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.94 billion

Transistors

1.7 billion

228 mm²

Die Size

255 mm²

Graphics Features

12 (12_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

5.2

CUDA

-

6.4

Shader Model

5.0

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