AMD Radeon HD 6390 vs NVIDIA GeForce RTX 4090 D

VS

AMD Radeon HD 6390

NVIDIA GeForce RTX 4090 D

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6390 and 24GB VRAM GeForce RTX 4090 D 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 425W)

NVIDIA GeForce RTX 4090 D 's Advantages

Released 12 years and 5 months late

Boost Clock2520MHz

More VRAM (24GB vs 1024GB)

Larger VRAM bandwidth (1008GB/s vs 16.00GB/s)

14272 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6390

0.352 TFLOPS

GeForce RTX 4090 D +20792%

73.54 TFLOPS

Radeon HD 6390

VS

GeForce RTX 4090 D

Graphics Card

Jul 2011

Release Date

Dec 2023

Northern Islands

Generation

GeForce 40

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2280 MHz

-

Boost Clock

2520 MHz

500 MHz

Memory Clock

1313 MHz

Memory

1024MB

Memory Size

24GB

DDR2

Memory Type

GDDR6X

128bit

Memory Bus

384bit

16.00GB/s

Bandwidth

1008GB/s

Render Config

4

Compute Units

-

SM Count

114

320

Shading Units

14592

16

TMUs

456

8

ROPs

176

-

Tensor Cores

456

-

RT Cores

114

8 KB (per CU)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

72 MB

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

443.5 GPixel/s

8.800 GTexel/s

Texture Rate

1149 GTexel/s

-

FP16 (half)

73.54 TFLOPS

352.0 GFLOPS

FP32 (float)

73.54 TFLOPS

-

FP64 (double)

1149 GFLOPS

Board Design

39W

TDP

425W

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

AD102-250-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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