AMD Radeon HD 6390 vs NVIDIA GeForce GTX 1660

VS

AMD Radeon HD 6390

NVIDIA GeForce GTX 1660

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6390 and 6GB VRAM GeForce GTX 1660 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 120W)

NVIDIA GeForce GTX 1660 's Advantages

Released 7 years and 8 months late

Boost Clock1785MHz

More VRAM (6GB vs 1024GB)

Larger VRAM bandwidth (192.1GB/s vs 16.00GB/s)

1088 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6390

0.352 TFLOPS

GeForce GTX 1660 +1328%

5.027 TFLOPS

Radeon HD 6390

VS

GeForce GTX 1660

Graphics Card

Jul 2011

Release Date

Mar 2019

Northern Islands

Generation

GeForce 16

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1530 MHz

-

Boost Clock

1785 MHz

500 MHz

Memory Clock

2001 MHz

Memory

1024MB

Memory Size

6GB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

192bit

16.00GB/s

Bandwidth

192.1GB/s

Render Config

4

Compute Units

-

SM Count

22

320

Shading Units

1408

16

TMUs

88

8

ROPs

48

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

1536 KB

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

85.68 GPixel/s

8.800 GTexel/s

Texture Rate

157.1 GTexel/s

-

FP16 (half)

10.05 TFLOPS

352.0 GFLOPS

FP32 (float)

5.027 TFLOPS

-

FP64 (double)

157.1 GFLOPS

Board Design

39W

TDP

120W

200 W

Suggested PSU

300 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

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

None

Power Connectors

1x 8-pin

Graphics Processor

Redwood

GPU Name

TU116

Redwood LE

GPU Variant

TU116-300-A1

TeraScale 2

Architecture

Turing

TSMC

Foundry

TSMC

40 nm

Process Size

12 nm

0.627 billion

Transistors

6.6 billion

104 mm²

Die Size

284 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

7.5

5.0

Shader Model

6.6

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