AMD Radeon RX 6900 XT vs AMD Radeon RX 6300

VS

AMD Radeon RX 6900 XT AMD Radeon RX 6300

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6900 XT 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 6900 XT 's Advantages

Boost Clock has increased by 10% (2250MHz vs 2040MHz)

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (512.0GB/s vs 64.00GB/s)

4352 additional rendering cores

AMD Radeon RX 6300 's Advantages

Lower TDP (32W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 6900 XT +635%

23.04 TFLOPS

Radeon RX 6300

3.133 TFLOPS

Radeon RX 6900 XT

VS

Radeon RX 6300

Graphics Card

Oct 2020

Release Date

Unknown

Navi II

Generation

Navi II

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

1825 MHz

Base Clock

1000 MHz

2250 MHz

Boost Clock

2040 MHz

2000 MHz

Memory Clock

2000 MHz

Memory

16GB

Memory Size

2GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

32bit

512.0GB/s

Bandwidth

64.00GB/s

Render Config

-

SM Count

-

80

Compute Units

12

5120

Shading Units

768

320

TMUs

48

128

ROPs

32

-

Tensor Cores

-

80

RT Cores

12

128 KB per Array

L1 Cache

128 KB per Array

4 MB

L2 Cache

1024 KB

Theoretical Performance

288.0 GPixel/s

Pixel Rate

65.28 GPixel/s

720.0 GTexel/s

Texture Rate

97.92 GTexel/s

46.08 TFLOPS

FP16 (half)

6.267 TFLOPS

23.04 TFLOPS

FP32 (float)

3.133 TFLOPS

1440 GFLOPS

FP64 (double)

195.8 GFLOPS

Graphics Processor

Navi 21

GPU Name

Navi 24

Navi 21 XTX (215-121000167)

GPU Variant

Navi 24 XL

RDNA 2.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

7 nm

Process Size

6 nm

26.8 billion

Transistors

5.4 billion

520 mm²

Die Size

107 mm²

Board Design

300W

TDP

32W

700 W

Suggested PSU

200 W

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

Outputs

2x HDMI 2.1

2x 8-pin

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.2

1.3

Vulkan

1.3

-

CUDA

-

6.5

Shader Model

6.7

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