AMD Radeon HD 6390 vs NVIDIA GeForce GTX 950 Low Power

VS

AMD Radeon HD 6390

NVIDIA GeForce GTX 950 Low Power

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6390 and 2GB VRAM GeForce GTX 950 Low Power to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6390 's Advantages

Lower TDP (39W vs 75W)

NVIDIA GeForce GTX 950 Low Power 's Advantages

Released 4 years and 8 months late

Boost Clock1190MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (105.8GB/s vs 16.00GB/s)

448 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6390

0.352 TFLOPS

GeForce GTX 950 Low Power +419%

1.828 TFLOPS

Radeon HD 6390

VS

GeForce GTX 950 Low Power

Graphics Card

Jul 2011

Release Date

Mar 2016

Northern Islands

Generation

GeForce 900

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1026 MHz

-

Boost Clock

1190 MHz

500 MHz

Memory Clock

1653 MHz

Memory

1024MB

Memory Size

2GB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

128bit

16.00GB/s

Bandwidth

105.8GB/s

Render Config

4

Compute Units

-

320

Shading Units

768

16

TMUs

48

8

ROPs

32

-

8 KB (per CU)

L1 Cache

48 KB (per SMM)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

38.08 GPixel/s

8.800 GTexel/s

Texture Rate

57.12 GTexel/s

-

352.0 GFLOPS

FP32 (float)

1.828 TFLOPS

-

FP64 (double)

57.12 GFLOPS

Board Design

39W

TDP

75W

200 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

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

None

Power Connectors

None

Graphics Processor

Redwood

GPU Name

GM206

Redwood LE

GPU Variant

GM206-251-A1

TeraScale 2

Architecture

Maxwell 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.627 billion

Transistors

2.94 billion

104 mm²

Die Size

228 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

5.2

5.0

Shader Model

6.4

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