AMD Radeon RX 6300 vs AMD Radeon 550X 640SP

VS

AMD Radeon RX 6300

AMD Radeon 550X 640SP

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 6300 and 4GB VRAM Radeon 550X 640SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6300 's Advantages

Boost Clock has increased by 90% (2040MHz vs 1071MHz)

Larger VRAM bandwidth (64.00GB/s vs 48.00GB/s)

128 additional rendering cores

Lower TDP (32W vs 50W)

AMD Radeon 550X 640SP 's Advantages

More VRAM (4GB vs 2GB)

Score

Benchmark

FP32 (float)

Radeon RX 6300 +128%

3.133 TFLOPS

Radeon 550X 640SP

1.371 TFLOPS

Radeon RX 6300

VS

Radeon 550X 640SP

Graphics Card

Unknown

Release Date

Apr 2018

Navi II

Generation

Polaris

Desktop

Type

Desktop

PCIe 4.0 x4

Bus Interface

PCIe 3.0 x8

Clock Speeds

1000 MHz

Base Clock

1019 MHz

2040 MHz

Boost Clock

1071 MHz

2000 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

32bit

Memory Bus

64bit

64.00GB/s

Bandwidth

48.00GB/s

Render Config

12

Compute Units

10

-

768

Shading Units

640

48

TMUs

40

32

ROPs

16

-

12

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

256 KB

8 MB

L3 Cache

-

Theoretical Performance

65.28 GPixel/s

Pixel Rate

17.14 GPixel/s

97.92 GTexel/s

Texture Rate

42.84 GTexel/s

6.267 TFLOPS

FP16 (half)

1371 GFLOPS

3.133 TFLOPS

FP32 (float)

1371 GFLOPS

195.8 GFLOPS

FP64 (double)

85.68 GFLOPS

Board Design

32W

TDP

50W

200 W

Suggested PSU

250 W

2x HDMI 2.1

Outputs

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

None

Power Connectors

None

Graphics Processor

Navi 24

GPU Name

Lexa

Navi 24 XL

GPU Variant

Lexa PRO (215-0904018)

RDNA 2.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

6 nm

Process Size

14 nm

5.4 billion

Transistors

2.2 billion

107 mm²

Die Size

103 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.2

OpenCL

2.1

1.3

Vulkan

1.2

-

6.7

Shader Model

6.4

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