Radeon RX 6600 XT vs RX 580X

VS

Aggregate performance score

We've compared Radeon RX 580X and Radeon RX 6600 XT, covering specs and all relevant benchmarks.

RX 580X
2018
8 GB GDDR5, 185 Watt
17.50

RX 6600 XT outperforms RX 580X by a whopping 144% based on our aggregate benchmark results.

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking32092
Place by popularitynot in top-10075
Cost-effectiveness evaluationno data62.21
Power efficiency6.5318.39
ArchitectureGCN 4.0 (2016−2020)RDNA 2.0 (2020−2024)
GPU code namePolaris 20Navi 23
Market segmentDesktopDesktop
Release date11 April 2018 (6 years ago)30 July 2021 (3 years ago)
Launch price (MSRP)no data$379

Cost-effectiveness evaluation

The higher the performance-to-price ratio, the better. We use the manufacturer's recommended prices for comparison.

no data

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores23042048
Core clock speed1257 MHz1968 MHz
Boost clock speed1340 MHz2589 MHz
Number of transistors5,700 million11,060 million
Manufacturing process technology14 nm7 nm
Power consumption (TDP)185 Watt160 Watt
Texture fill rate193.0331.4
Floating-point processing power6.175 TFLOPS10.6 TFLOPS
ROPs3264
TMUs144128
Ray Tracing Coresno data32

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

InterfacePCIe 3.0 x16PCIe 4.0 x8
Length241 mm190 mm
Width2-slot2-slot
Supplementary power connectors1x 8-pin1x 8-pin

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeGDDR5GDDR6
Maximum RAM amount8 GB8 GB
Memory bus width256 Bit128 Bit
Memory clock speed2000 MHz2000 MHz
Memory bandwidth256.0 GB/s256.0 GB/s
Shared memory--

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectors1x HDMI, 3x DisplayPort1x HDMI, 2x DisplayPort
HDMI++

API and SDK compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX12 (12_0)12.0 Ultimate (12_2)
Shader Model6.46.5
OpenGL4.64.6
OpenCL2.02.1
Vulkan1.2.1311.2

Synthetic benchmark performance

Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.


Combined synthetic benchmark score

This is our combined benchmark score.

RX 580X 17.50
RX 6600 XT 42.65
+144%

Passmark

This is the most ubiquitous GPU benchmark. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

RX 580X 6768
RX 6600 XT 16489
+144%

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Average FPS across all PC games

Here are the average frames per second in a large set of popular games across different resolutions:

Full HD50−55
−164%
132
+164%
1440p30−35
−150%
75
+150%
4K16−18
−169%
43
+169%

Cost per frame, $

1080pno data2.87
1440pno data5.05
4Kno data8.81

FPS performance in popular games

Full HD
Low Preset

Atomic Heart 120−130
+0%
120−130
+0%
Counter-Strike 2 120
+0%
120
+0%
Cyberpunk 2077 79
+0%
79
+0%

Full HD
Medium Preset

Atomic Heart 120−130
+0%
120−130
+0%
Battlefield 5 130−140
+0%
130−140
+0%
Counter-Strike 2 90−95
+0%
90−95
+0%
Cyberpunk 2077 78
+0%
78
+0%
Far Cry 5 151
+0%
151
+0%
Fortnite 170−180
+0%
170−180
+0%
Forza Horizon 4 150−160
+0%
150−160
+0%
Forza Horizon 5 123
+0%
123
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 150−160
+0%
150−160
+0%
Valorant 220−230
+0%
220−230
+0%

Full HD
High Preset

Atomic Heart 120−130
+0%
120−130
+0%
Battlefield 5 130−140
+0%
130−140
+0%
Counter-Strike 2 90−95
+0%
90−95
+0%
Counter-Strike: Global Offensive 270−280
+0%
270−280
+0%
Cyberpunk 2077 76
+0%
76
+0%
Dota 2 170
+0%
170
+0%
Far Cry 5 141
+0%
141
+0%
Fortnite 170−180
+0%
170−180
+0%
Forza Horizon 4 150−160
+0%
150−160
+0%
Forza Horizon 5 115
+0%
115
+0%
Grand Theft Auto V 135
+0%
135
+0%
Metro Exodus 95
+0%
95
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 150−160
+0%
150−160
+0%
The Witcher 3: Wild Hunt 176
+0%
176
+0%
Valorant 220−230
+0%
220−230
+0%

Full HD
Ultra Preset

Battlefield 5 130−140
+0%
130−140
+0%
Counter-Strike 2 67
+0%
67
+0%
Cyberpunk 2077 69
+0%
69
+0%
Dota 2 120
+0%
120
+0%
Far Cry 5 133
+0%
133
+0%
Forza Horizon 4 150−160
+0%
150−160
+0%
Forza Horizon 5 97
+0%
97
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 150−160
+0%
150−160
+0%
The Witcher 3: Wild Hunt 99
+0%
99
+0%
Valorant 220−230
+0%
220−230
+0%

Full HD
Epic Preset

Fortnite 170−180
+0%
170−180
+0%

1440p
High Preset

Counter-Strike 2 30−35
+0%
30−35
+0%
Counter-Strike: Global Offensive 270−280
+0%
270−280
+0%
Grand Theft Auto V 68
+0%
68
+0%
Metro Exodus 56
+0%
56
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 170−180
+0%
170−180
+0%
Valorant 260−270
+0%
260−270
+0%

1440p
Ultra Preset

Battlefield 5 100−110
+0%
100−110
+0%
Cyberpunk 2077 40
+0%
40
+0%
Far Cry 5 105
+0%
105
+0%
Forza Horizon 4 110−120
+0%
110−120
+0%
Forza Horizon 5 71
+0%
71
+0%
The Witcher 3: Wild Hunt 75−80
+0%
75−80
+0%

1440p
Epic Preset

Fortnite 100−110
+0%
100−110
+0%

4K
High Preset

Atomic Heart 30−35
+0%
30−35
+0%
Counter-Strike 2 20−22
+0%
20−22
+0%
Grand Theft Auto V 64
+0%
64
+0%
Metro Exodus 34
+0%
34
+0%
The Witcher 3: Wild Hunt 54
+0%
54
+0%
Valorant 240−250
+0%
240−250
+0%

4K
Ultra Preset

Battlefield 5 60−65
+0%
60−65
+0%
Counter-Strike 2 8
+0%
8
+0%
Cyberpunk 2077 14
+0%
14
+0%
Dota 2 86
+0%
86
+0%
Far Cry 5 51
+0%
51
+0%
Forza Horizon 4 75−80
+0%
75−80
+0%
Forza Horizon 5 36
+0%
36
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 55−60
+0%
55−60
+0%

4K
Epic Preset

Fortnite 50−55
+0%
50−55
+0%

This is how RX 580X and RX 6600 XT compete in popular games:

  • RX 6600 XT is 164% faster in 1080p
  • RX 6600 XT is 150% faster in 1440p
  • RX 6600 XT is 169% faster in 4K

All in all, in popular games:

  • there's a draw in 67 tests (100%)

Pros & cons summary


Performance score 17.50 42.65
Recency 11 April 2018 30 July 2021
Chip lithography 14 nm 7 nm
Power consumption (TDP) 185 Watt 160 Watt

RX 6600 XT has a 143.7% higher aggregate performance score, an age advantage of 3 years, a 100% more advanced lithography process, and 15.6% lower power consumption.

The Radeon RX 6600 XT is our recommended choice as it beats the Radeon RX 580X in performance tests.

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AMD Radeon RX 580X
Radeon RX 580X
AMD Radeon RX 6600 XT
Radeon RX 6600 XT

Other comparisons

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


3.6 119 votes

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4.3 4577 votes

Rate Radeon RX 6600 XT on a scale of 1 to 5:

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