AMD Radeon RX 8800 XT vs AMD Radeon RX 6600

VS

AMD Radeon RX 8800 XT

AMD Radeon RX 6600

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 8800 XT 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 RX 8800 XT 's Advantages

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (624.1GB/s vs 224.0GB/s)

2304 additional rendering cores

AMD Radeon RX 6600 's Advantages

Boost Clock has increased by 3% (2491MHz vs 2430MHz)

Lower TDP (132W vs 220W)

Score

Benchmark

FP32 (float)

Radeon RX 8800 XT +123%

19.91 TFLOPS

Radeon RX 6600

8.928 TFLOPS

Radeon RX 8800 XT

VS

Radeon RX 6600

Graphics Card

Unknown

Release Date

Oct 2021

Navi IV(RX 8000)

Generation

Navi II

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

1295 MHz

Base Clock

1626 MHz

2430 MHz

Boost Clock

2491 MHz

2438 MHz

Memory Clock

1750 MHz

Memory

16GB

Memory Size

8GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

128bit

624.1GB/s

Bandwidth

224.0GB/s

Render Config

64

Compute Units

28

-

4096

Shading Units

1792

256

TMUs

112

96

ROPs

64

-

64

RT Cores

28

128 KB per Array

L1 Cache

128 KB per Array

4 MB

L2 Cache

2 MB

64 MB

L3 Cache

32 MB

Theoretical Performance

233.3 GPixel/s

Pixel Rate

159.4 GPixel/s

622.1 GTexel/s

Texture Rate

279.0 GTexel/s

39.81 TFLOPS

FP16 (half)

17.86 TFLOPS

19.91 TFLOPS

FP32 (float)

8.928 TFLOPS

622.1 GFLOPS

FP64 (double)

558.0 GFLOPS

Board Design

220W

TDP

132W

550 W

Suggested PSU

300 W

1x HDMI 2.1a3x DisplayPort 2.1

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

Navi 48

GPU Name

Navi 23

Navi 48 XT

GPU Variant

Navi 23 XL (215-130000016)

RDNA 4.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

4 nm

Process Size

7 nm

Unknown

Transistors

11.06 billion

Unknown

Die Size

237 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.2

OpenCL

2.1

1.3

Vulkan

1.3

-

6.8

Shader Model

6.5

Related GPU Comparisons

1

AMD Radeon RX 8800 XT vs ATI Radeon HD 5570 OEM

2

AMD Radeon RX 8800 XT vs AMD Radeon Sky 900

3

AMD Radeon RX 8800 XT vs ATI Radeon HD 4350 AGP

4

AMD Radeon RX 8800 XT vs NVIDIA GeForce GT 320 OEM

5

AMD Radeon RX 8800 XT vs NVIDIA GeForce RTX 3050 6 GB

6

AMD Radeon RX 8800 XT vs AMD Radeon R9 270 1024SP

7

AMD Radeon RX 8800 XT vs AMD Radeon R9 370

8

AMD Radeon RX 8800 XT vs AMD FirePro D300

9

AMD Radeon RX 8800 XT vs NVIDIA GeForce 8400 GS PCI Rev. 2

10

AMD Radeon RX 8800 XT vs ATI Radeon X1650 GTO

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