NVIDIA GeForce GTX 950 OEM vs AMD Radeon HD 6850 X2

VS

NVIDIA GeForce GTX 950 OEM

AMD Radeon HD 6850 X2

We compared two Desktop platform GPUs: 4GB VRAM GeForce GTX 950 OEM 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 OEM 's Advantages

Released 4 years and 4 months late

Boost Clock1203MHz

More VRAM (4GB vs 2GB)

64 additional rendering cores

AMD Radeon HD 6850 X2 's Advantages

Larger VRAM bandwidth (134.4GB/s vs 80.19GB/s)

Score

Benchmark

FP32 (float)

GeForce GTX 950 OEM +60%

2.464 TFLOPS

Radeon HD 6850 X2

1.536 TFLOPS

GeForce GTX 950 OEM

VS

Radeon HD 6850 X2

Graphics Card

Jan 2016

Release Date

Sep 2011

GeForce 900

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

937 MHz

Base Clock

-

1203 MHz

Boost Clock

-

1253 MHz

Memory Clock

1050 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

80.19GB/s

Bandwidth

134.4GB/s

Render Config

-

Compute Units

12

-

1024

Shading Units

960

64

TMUs

48

32

ROPs

32

-

48 KB (per SMM)

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

512 KB

-

Theoretical Performance

38.50 GPixel/s

Pixel Rate

25.60 GPixel/s

76.99 GTexel/s

Texture Rate

38.40 GTexel/s

-

2.464 TFLOPS

FP32 (float)

1.536 TFLOPS

76.99 GFLOPS

FP64 (double)

-

Board Design

Unknown

TDP

254W

200 W

Suggested PSU

600 W

No outputs

Outputs

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

None

Power Connectors

2x 8-pin

Graphics Processor

GM206S

GPU Name

Barts

950 OEM

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

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

-

6.7

Shader Model

5.0

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