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

amd

Brand

8GB GDDR6

Memory

2048

Cores

256 GB/s

Bandwidth

Radeon RX 6600 XT

$299.99 Jul 2021 View Details

$299.99

nvidia

Brand

12GB GDDR6X

Memory

8960

Cores

912.4 GB/s

Bandwidth

GeForce RTX 3080 12 GB

$329.99 Jan 2022 View Details

$329.99

AMD Radeon RX 6600 XT

8GB GDDR6 160W $299.99 Jul 2021

Radeon RX 6600 XT

$379 • Jul 2021

GeForce RTX 3080 12 GB

$799 • Jan 2022

NVIDIA GeForce RTX 3080 12 GB

12GB GDDR6X 350W $329.99 Jan 2022

Specs Comparison

Specification	AMD Radeon RX 6600 XT	NVIDIA GeForce RTX 3080 12 GB
Memory Size	8 GB	12 GB
Memory Type	GDDR6	GDDR6X
TDP	160 W	350 W
Core Clock	N/A	N/A
Boost Clock	2589 MHz	1710 MHz
Memory Bandwidth	256 GB/s	912.4 GB/s
Process Size	7nm	8nm
Architecture	RDNA 2.0	Ampere
Shading Units	2048	8960
RT Cores	32	70
TMUs	128	280
ROPs	64	96
Memory Bus	128-bit	384-bit
Memory Clock	2000 MHz	1188 MHz
Pixel Rate	165.7 GPixel/s	164.2 GPixel/s
Texture Rate	256 GTexel/s	912.4 GTexel/s
FP32 Performance	10.6 GFLOPS	30.64 GFLOPS
L2 Cache	2.00 MB	5.00 MB
Die Size	237 mm²	628 mm²
Transistors	11060 Million	28300 Million
Required PSU	450 W	750 W
Power Connectors	1x 8-pin	1x 12-pin
Bus Interface	PCIe 4.0 x8	PCIe 4.0 x16
DirectX	12.2	12.2
Vulkan	1.3	1.3
OpenGL	4.6	4.6
Foundry	TSMC	Samsung

Comparison in Synthetic Benchmarks

3DMark Time Spy

Synthetic DirectX 12 benchmark that measures GPU performance in gaming workloads

Graphics Score

9026

AMD Radeon RX 6600 XT

20091 (+123%)

NVIDIA GeForce RTX 3080 12 GB

Geekbench 6

Cross-platform benchmark that measures GPU compute performance using OpenCL and Metal APIs

OpenCL Score

84088

AMD Radeon RX 6600 XT

173382 (+106%)

NVIDIA GeForce RTX 3080 12 GB

GFXBench 5.0

Cross-platform 3D graphics benchmark suite that measures GPU performance across different APIs

Aztec Ruins High (FPS)

116.8 FPS

AMD Radeon RX 6600 XT

211.5 FPS (+81%)

NVIDIA GeForce RTX 3080 12 GB

PassMark G2D

Comprehensive 2D graphics benchmark that measures GPU performance in various graphics operations

G2D Mark

16474

AMD Radeon RX 6600 XT

26575 (+61%)

NVIDIA GeForce RTX 3080 12 GB

Game Benchmarks Comparison (321 benchmarks)

Split Fiction

8.7 2025 • Action, Adventure • Hazelight Studios

1080p

| ultra

GeForce RTX 3080 12 GB (+112%)

AVG 165 FPS

MIN 143 FPS

Radeon RX 6600 XT

AVG 78 FPS

MIN 66 FPS

1440p

| ultra

GeForce RTX 3080 12 GB (+116%)

AVG 125 FPS

MIN 111 FPS

Radeon RX 6600 XT

AVG 58 FPS

MIN 48 FPS

2160p

| ultra

GeForce RTX 3080 12 GB (+136%)

AVG 78 FPS

MIN 67 FPS

Radeon RX 6600 XT

AVG 33 FPS

MIN 28 FPS

Winner

Loser

Marvel's Spider-Man 2

7.9 2025 • Action, Adventure • Insomniac Games, Nixxes Software

1080p

| ultra

GeForce RTX 3080 12 GB (+66%)

AVG 83 FPS

MIN 61 FPS

Radeon RX 6600 XT

AVG 50 FPS

MIN 38 FPS

1440p

| ultra

GeForce RTX 3080 12 GB (+109%)

AVG 67 FPS

MIN 50 FPS

Radeon RX 6600 XT

AVG 32 FPS

MIN 27 FPS

2160p

| ultra

GeForce RTX 3080 12 GB (+161%)

AVG 47 FPS

MIN 35 FPS

Radeon RX 6600 XT

AVG 18 FPS

MIN 14 FPS

1080p

| ultra

| RTX

GeForce RTX 3080 12 GB (+262%)

AVG 47 FPS

MIN 34 FPS

Radeon RX 6600 XT

AVG 13 FPS

MIN 10 FPS

1440p

| ultra

| RTX

GeForce RTX 3080 12 GB (+322%)

AVG 38 FPS

MIN 28 FPS

Radeon RX 6600 XT

AVG 9 FPS

MIN 6 FPS

2160p

| ultra

| RTX

GeForce RTX 3080 12 GB (+600%)

AVG 21 FPS

MIN 12 FPS

Radeon RX 6600 XT

AVG 3 FPS

MIN 2 FPS

Winner

Loser

Sniper Elite Resistance

8.5 2025 • Action, Adventure • Rebellion

1080p

| ultra

GeForce RTX 3080 12 GB (+79%)

AVG 177 FPS

MIN 159 FPS

Radeon RX 6600 XT

AVG 99 FPS

MIN 82 FPS

1440p

| ultra

GeForce RTX 3080 12 GB (+84%)

AVG 136 FPS

MIN 119 FPS

Radeon RX 6600 XT

AVG 74 FPS

MIN 64 FPS

2160p

| ultra

GeForce RTX 3080 12 GB (+107%)

AVG 85 FPS

MIN 69 FPS

Radeon RX 6600 XT

AVG 41 FPS

MIN 33 FPS

Winner

Loser

FINAL FANTASY VII REBIRTH

8.1 2025 • Action, Adventure, RPG • Square Enix

1080p

| ultra

GeForce RTX 3080 12 GB (+142%)

AVG 104 FPS

MIN 86 FPS

Radeon RX 6600 XT

AVG 43 FPS

MIN 37 FPS

1440p

| ultra

GeForce RTX 3080 12 GB (+125%)

AVG 81 FPS

MIN 69 FPS

Radeon RX 6600 XT

AVG 36 FPS

MIN 30 FPS

2160p

| ultra

GeForce RTX 3080 12 GB (+157%)

AVG 54 FPS

MIN 46 FPS

Radeon RX 6600 XT

AVG 21 FPS

MIN 18 FPS

Winner

Loser

Assetto Corsa EVO

6 2025 • Racing, Simulation, Sports, Early Access • KUNOS Simulazioni

1080p

| ultra

GeForce RTX 3080 12 GB (+462%)

AVG 73 FPS

MIN 55 FPS

Radeon RX 6600 XT

AVG 13 FPS

MIN 10 FPS

1440p

| ultra

GeForce RTX 3080 12 GB (+325%)

AVG 51 FPS

MIN 40 FPS

Radeon RX 6600 XT

AVG 12 FPS

MIN 9 FPS

2160p

| ultra

GeForce RTX 3080 12 GB (+200%)

AVG 30 FPS

MIN 24 FPS

Radeon RX 6600 XT

AVG 10 FPS

MIN 8 FPS

Winner

Loser

DYNASTY WARRIORS ORIGINS

8.6 2025 • Action, RPG, Strategy • KOEI TECMO GAMES CO., LTD.

1080p

| ultra

GeForce RTX 3080 12 GB (+110%)

AVG 197 FPS

MIN 175 FPS

Radeon RX 6600 XT

AVG 94 FPS

MIN 84 FPS

1440p

| ultra

GeForce RTX 3080 12 GB (+127%)

AVG 145 FPS

MIN 132 FPS

Radeon RX 6600 XT

AVG 64 FPS

MIN 52 FPS

2160p

| ultra

GeForce RTX 3080 12 GB (+138%)

AVG 81 FPS

MIN 72 FPS

Radeon RX 6600 XT

AVG 34 FPS

MIN 31 FPS

Winner

Loser

No more benchmarks available for this comparison

NVIDIA GeForce RTX 3080 12 GB Wins!

Based on 321 benchmarks across 94 games

Avg FPS

Radeon RX 6600 XT

+126.9%

Avg FPS

GeForce RTX 3080 12 GB