AMD Radeon HD 6390 vs NVIDIA GeForce RTX 4080 Ti

VS

AMD Radeon HD 6390

NVIDIA GeForce RTX 4080 Ti

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6390 and 16GB VRAM GeForce RTX 4080 Ti 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 400W)

NVIDIA GeForce RTX 4080 Ti 's Advantages

Boost Clock2610MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (678.4GB/s vs 16.00GB/s)

13760 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6390

0.352 TFLOPS

GeForce RTX 4080 Ti +20780%

73.5 TFLOPS

Radeon HD 6390

VS

GeForce RTX 4080 Ti

Graphics Card

Jul 2011

Release Date

Unknown

Northern Islands

Generation

GeForce 40

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2340 MHz

-

Boost Clock

2610 MHz

500 MHz

Memory Clock

1325 MHz

Memory

1024MB

Memory Size

16GB

DDR2

Memory Type

GDDR6X

128bit

Memory Bus

256bit

16.00GB/s

Bandwidth

678.4GB/s

Render Config

4

Compute Units

-

SM Count

110

320

Shading Units

14080

16

TMUs

440

8

ROPs

144

-

Tensor Cores

440

-

RT Cores

110

8 KB (per CU)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

80 MB

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

375.8 GPixel/s

8.800 GTexel/s

Texture Rate

1148 GTexel/s

-

FP16 (half)

73.50 TFLOPS

352.0 GFLOPS

FP32 (float)

73.50 TFLOPS

-

FP64 (double)

1148 GFLOPS

Board Design

39W

TDP

400W

200 W

Suggested PSU

800 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

None

Power Connectors

1x 16-pin

Graphics Processor

Redwood

GPU Name

AD102

Redwood LE

GPU Variant

AD102-225-A1

TeraScale 2

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

40 nm

Process Size

5 nm

0.627 billion

Transistors

76.3 billion

104 mm²

Die Size

609 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

8.9

5.0

Shader Model

6.7

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