NVIDIA GeForce GTX 1080 11Gbps vs AMD Radeon HD 6390

VS

NVIDIA GeForce GTX 1080 11Gbps

AMD Radeon HD 6390

We compared two Desktop platform GPUs: 8GB VRAM GeForce GTX 1080 11Gbps and 1024MB VRAM Radeon HD 6390 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1080 11Gbps 's Advantages

Released 5 years and 9 months late

Boost Clock1733MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (352.3GB/s vs 16.00GB/s)

2240 additional rendering cores

AMD Radeon HD 6390 's Advantages

Lower TDP (39W vs 180W)

Score

Benchmark

FP32 (float)

GeForce GTX 1080 11Gbps +2420%

8.873 TFLOPS

Radeon HD 6390

0.352 TFLOPS

GeForce GTX 1080 11Gbps

VS

Radeon HD 6390

Graphics Card

Apr 2017

Release Date

Jul 2011

GeForce 10

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1607 MHz

Base Clock

-

1733 MHz

Boost Clock

-

1376 MHz

Memory Clock

500 MHz

Memory

8GB

Memory Size

1024MB

GDDR5X

Memory Type

DDR2

256bit

Memory Bus

128bit

352.3GB/s

Bandwidth

16.00GB/s

Render Config

-

Compute Units

4

20

SM Count

-

2560

Shading Units

320

160

TMUs

16

64

ROPs

8

-

48 KB (per SM)

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

110.9 GPixel/s

Pixel Rate

4.400 GPixel/s

277.3 GTexel/s

Texture Rate

8.800 GTexel/s

138.6 GFLOPS

FP16 (half)

-

8.873 TFLOPS

FP32 (float)

352.0 GFLOPS

277.3 GFLOPS

FP64 (double)

-

Board Design

180W

TDP

39W

450 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 8-pin

Power Connectors

None

Graphics Processor

GP104

GPU Name

Redwood

GP104-410-A1

GPU Variant

Redwood LE

Pascal

Architecture

TeraScale 2

TSMC

Foundry

TSMC

16 nm

Process Size

40 nm

7.2 billion

Transistors

0.627 billion

314 mm²

Die Size

104 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

6.1

CUDA

-

6.4

Shader Model

5.0

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