AMD Radeon HD 6390 vs AMD Radeon RX 6300

VS

AMD Radeon HD 6390

AMD Radeon RX 6300

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6390 and 2GB VRAM Radeon RX 6300 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6300 's Advantages

Boost Clock2040MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (64.00GB/s vs 16.00GB/s)

448 additional rendering cores

Lower TDP (32W vs 39W)

Score

Benchmark

FP32 (float)

Radeon HD 6390

0.352 TFLOPS

Radeon RX 6300 +790%

3.133 TFLOPS

Radeon HD 6390

VS

Radeon RX 6300

Graphics Card

Jul 2011

Release Date

Unknown

Northern Islands

Generation

Navi II

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

2040 MHz

500 MHz

Memory Clock

2000 MHz

Memory

1024MB

Memory Size

2GB

DDR2

Memory Type

GDDR6

128bit

Memory Bus

32bit

16.00GB/s

Bandwidth

64.00GB/s

Render Config

4

Compute Units

12

-

320

Shading Units

768

16

TMUs

48

8

ROPs

32

-

RT Cores

12

8 KB (per CU)

L1 Cache

128 KB per Array

256 KB

L2 Cache

1024 KB

-

L3 Cache

8 MB

Theoretical Performance

4.400 GPixel/s

Pixel Rate

65.28 GPixel/s

8.800 GTexel/s

Texture Rate

97.92 GTexel/s

-

FP16 (half)

6.267 TFLOPS

352.0 GFLOPS

FP32 (float)

3.133 TFLOPS

-

FP64 (double)

195.8 GFLOPS

Board Design

39W

TDP

32W

200 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

2x HDMI 2.1

None

Power Connectors

None

Graphics Processor

Redwood

GPU Name

Navi 24

Redwood LE

GPU Variant

Navi 24 XL

TeraScale 2

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

6 nm

0.627 billion

Transistors

5.4 billion

104 mm²

Die Size

107 mm²

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

2.2

N/A

Vulkan

1.3

-

5.0

Shader Model

6.7

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