NVIDIA GeForce GTX 950 vs AMD Radeon HD 6850 X2

VS

NVIDIA GeForce GTX 950 AMD Radeon HD 6850 X2

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 950 and 2GB VRAM Radeon HD 6850 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 950 's Advantages

Released 3 years and 11 months late

Boost Clock1188MHz

Lower TDP (90W vs 254W)

AMD Radeon HD 6850 X2 's Advantages

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

192 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 950 +18%

1.825 TFLOPS

Radeon HD 6850 X2

1.536 TFLOPS

GeForce GTX 950

VS

Radeon HD 6850 X2

Graphics Card

Aug 2015

Release Date

Sep 2011

GeForce 900

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1024 MHz

Base Clock

-

1188 MHz

Boost Clock

-

1653 MHz

Memory Clock

1050 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

105.8GB/s

Bandwidth

134.4GB/s

Render Config

-

SM Count

-

Compute Units

12

768

Shading Units

960

48

TMUs

48

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

48 KB (per SMM)

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

512 KB

Theoretical Performance

38.02 GPixel/s

Pixel Rate

25.60 GPixel/s

57.02 GTexel/s

Texture Rate

38.40 GTexel/s

-

FP16 (half)

-

1.825 TFLOPS

FP32 (float)

1.536 TFLOPS

57.02 GFLOPS

FP64 (double)

-

Graphics Processor

GM206

GPU Name

Barts

GM206-250-A1

GPU Variant

Barts PRO (215-0798006)

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

Board Design

90W

TDP

254W

250 W

Suggested PSU

600 W

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

Outputs

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

1x 6-pin

Power Connectors

2x 8-pin

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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