AMD Radeon HD 6390 vs NVIDIA GeForce RTX 2080

VS

AMD Radeon HD 6390

NVIDIA GeForce RTX 2080

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6390 and 8GB VRAM GeForce RTX 2080 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 215W)

NVIDIA GeForce RTX 2080 's Advantages

Released 7 years and 2 months late

Boost Clock1710MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (448.0GB/s vs 16.00GB/s)

2624 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6390

0.352 TFLOPS

GeForce RTX 2080 +2760%

10.07 TFLOPS

Radeon HD 6390

VS

GeForce RTX 2080

Graphics Card

Jul 2011

Release Date

Sep 2018

Northern Islands

Generation

GeForce 20

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1515 MHz

-

Boost Clock

1710 MHz

500 MHz

Memory Clock

1750 MHz

Memory

1024MB

Memory Size

8GB

DDR2

Memory Type

GDDR6

128bit

Memory Bus

256bit

16.00GB/s

Bandwidth

448.0GB/s

Render Config

4

Compute Units

-

SM Count

46

320

Shading Units

2944

16

TMUs

184

8

ROPs

64

-

Tensor Cores

368

-

RT Cores

46

8 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

4 MB

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

109.4 GPixel/s

8.800 GTexel/s

Texture Rate

314.6 GTexel/s

-

FP16 (half)

20.14 TFLOPS

352.0 GFLOPS

FP32 (float)

10.07 TFLOPS

-

FP64 (double)

314.6 GFLOPS

Board Design

39W

TDP

215W

200 W

Suggested PSU

550 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x HDMI 2.0 3x DisplayPort 1.4a 1x USB Type-C

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Redwood

GPU Name

TU104

Redwood LE

GPU Variant

TU104-400A-A1

TeraScale 2

Architecture

Turing

TSMC

Foundry

TSMC

40 nm

Process Size

12 nm

0.627 billion

Transistors

13.6 billion

104 mm²

Die Size

545 mm²

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

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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