AMD Radeon RX 6600 XT vs AMD Radeon 550

VS

AMD Radeon RX 6600 XT

AMD Radeon 550

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

Main Differences

AMD Radeon RX 6600 XT 's Advantages

Released 4 years and 3 months late

Boost Clock has increased by 119% (2589MHz vs 1183MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (256.0GB/s vs 56.00GB/s)

1536 additional rendering cores

AMD Radeon 550 's Advantages

Lower TDP (50W vs 160W)

Score

Benchmark

FP32 (float)

Radeon RX 6600 XT +775%

10.6 TFLOPS

Radeon 550

1.211 TFLOPS

Radeon RX 6600 XT

VS

Radeon 550

Graphics Card

Jul 2021

Release Date

Apr 2017

Navi II

Generation

Polaris

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

1968 MHz

Base Clock

1100 MHz

2589 MHz

Boost Clock

1183 MHz

2000 MHz

Memory Clock

1750 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

64bit

256.0GB/s

Bandwidth

56.00GB/s

Render Config

32

Compute Units

8

-

2048

Shading Units

512

128

TMUs

32

64

ROPs

16

-

32

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

32 MB

L3 Cache

-

Theoretical Performance

165.7 GPixel/s

Pixel Rate

18.93 GPixel/s

331.4 GTexel/s

Texture Rate

37.86 GTexel/s

21.21 TFLOPS

FP16 (half)

1211 GFLOPS

10.60 TFLOPS

FP32 (float)

1211 GFLOPS

662.8 GFLOPS

FP64 (double)

75.71 GFLOPS

Board Design

160W

TDP

50W

450 W

Suggested PSU

250 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

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

1x 8-pin

Power Connectors

None

Graphics Processor

Navi 23

GPU Name

Lexa

Navi 23 XT (215-130000006)

GPU Variant

Lexa PRO (215-0904018)

RDNA 2.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

7 nm

Process Size

14 nm

11.06 billion

Transistors

2.2 billion

237 mm²

Die Size

103 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.3

Vulkan

1.3

-

6.7

Shader Model

6.7

Related GPU Comparisons

1

AMD Radeon RX 6600 XT vs ATI Radeon HD 4350 AGP

2

AMD Radeon RX 6600 XT vs NVIDIA GeForce GT 340 OEM

3

AMD Radeon RX 6600 XT vs NVIDIA GeForce RTX 3080 12 GB

4

AMD Radeon RX 6600 XT vs NVIDIA GeForce RTX 4090

5

AMD Radeon RX 6600 XT vs AMD Radeon RX 5300 XT

6

AMD Radeon RX 6600 XT vs NVIDIA GeForce GTX 645 OEM

7

AMD Radeon RX 6600 XT vs AMD Radeon HD 6570 OEM

8

AMD Radeon RX 6600 XT vs ATI Radeon HD 3850 X2

9

AMD Radeon RX 6600 XT vs NVIDIA GeForce 8400 GS Rev. 2

10

AMD Radeon RX 6600 XT vs AMD Radeon Pro W6900X

Related News

1

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

2

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

3

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

4

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

5

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

6

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

7

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU

8

Cyberpunk 2077 Update 2.2: Intel Arrow Lake Gaming Performance Soars by 33%!

9

Intel Finally Achieves Frame Generation! 'F1 24' Becomes the First XeSS 2 Game

10

World's First! Intel Arc B580 Graphics Card Arrives Early