AMD Radeon 550 vs AMD Radeon RX 6600

VS

AMD Radeon 550

AMD Radeon RX 6600

We compared two Desktop platform GPUs: 2GB VRAM Radeon 550 and 8GB VRAM Radeon RX 6600 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 550 's Advantages

Lower TDP (50W vs 132W)

AMD Radeon RX 6600 's Advantages

Released 4 years and 6 months late

Boost Clock has increased by 111% (2491MHz vs 1183MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 56.00GB/s)

1280 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon 550

1.211 TFLOPS

Radeon RX 6600 +637%

8.928 TFLOPS

Radeon 550

VS

Radeon RX 6600

Graphics Card

Apr 2017

Release Date

Oct 2021

Polaris

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x8

Clock Speeds

1100 MHz

Base Clock

1626 MHz

1183 MHz

Boost Clock

2491 MHz

1750 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

64bit

Memory Bus

128bit

56.00GB/s

Bandwidth

224.0GB/s

Render Config

8

Compute Units

28

-

512

Shading Units

1792

32

TMUs

112

16

ROPs

64

-

RT Cores

28

16 KB (per CU)

L1 Cache

128 KB per Array

256 KB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

18.93 GPixel/s

Pixel Rate

159.4 GPixel/s

37.86 GTexel/s

Texture Rate

279.0 GTexel/s

1211 GFLOPS

FP16 (half)

17.86 TFLOPS

1211 GFLOPS

FP32 (float)

8.928 TFLOPS

75.71 GFLOPS

FP64 (double)

558.0 GFLOPS

Board Design

50W

TDP

132W

250 W

Suggested PSU

300 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

None

Power Connectors

1x 8-pin

Graphics Processor

Lexa

GPU Name

Navi 23

Lexa PRO (215-0904018)

GPU Variant

Navi 23 XL (215-130000016)

GCN 4.0

Architecture

RDNA 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

7 nm

2.2 billion

Transistors

11.06 billion

103 mm²

Die Size

237 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.3

Vulkan

1.3

-

6.7

Shader Model

6.5

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