AMD Radeon RX 6900 XT vs AMD Radeon RX 5300

VS

AMD Radeon RX 6900 XT

AMD Radeon RX 5300

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6900 XT and 3GB VRAM Radeon RX 5300 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 37% (2250MHz vs 1645MHz)

More VRAM (16GB vs 3GB)

Larger VRAM bandwidth (512.0GB/s vs 168.0GB/s)

3712 additional rendering cores

AMD Radeon RX 5300 's Advantages

Lower TDP (100W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 6900 XT +397%

23.04 TFLOPS

Radeon RX 5300

4.632 TFLOPS

Radeon RX 6900 XT

VS

Radeon RX 5300

Graphics Card

Oct 2020

Release Date

May 2020

Navi II

Generation

Navi

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

1825 MHz

Base Clock

1327 MHz

2250 MHz

Boost Clock

1645 MHz

2000 MHz

Memory Clock

1750 MHz

Memory

16GB

Memory Size

3GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

96bit

512.0GB/s

Bandwidth

168.0GB/s

Render Config

80

Compute Units

22

-

5120

Shading Units

1408

320

TMUs

88

128

ROPs

32

-

80

RT Cores

-

128 KB per Array

L1 Cache

-

4 MB

L2 Cache

1536 KB

128 MB

L3 Cache

-

Theoretical Performance

288.0 GPixel/s

Pixel Rate

52.64 GPixel/s

720.0 GTexel/s

Texture Rate

144.8 GTexel/s

46.08 TFLOPS

FP16 (half)

9.265 TFLOPS

23.04 TFLOPS

FP32 (float)

4.632 TFLOPS

1440 GFLOPS

FP64 (double)

289.5 GFLOPS

Board Design

300W

TDP

100W

700 W

Suggested PSU

300 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Navi 21

GPU Name

Navi 14

Navi 21 XTX (215-121000167)

GPU Variant

Navi 14 XE

RDNA 2.0

Architecture

RDNA 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

7 nm

26.8 billion

Transistors

6.4 billion

520 mm²

Die Size

158 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.3

Vulkan

1.3

-

6.5

Shader Model

6.5

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