Arc B580 vs Radeon RX 6600 XT
Aggregate performance score
We've compared Radeon RX 6600 XT and Arc B580, covering specs and all relevant benchmarks.
RX 6600 XT outperforms Arc B580 by a small 6% based on our aggregate benchmark results.
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 94 | 109 |
| Place by popularity | 75 | not in top-100 |
| Cost-effectiveness evaluation | 62.07 | 93.91 |
| Power efficiency | 18.38 | 14.55 |
| Architecture | RDNA 2.0 (2020−2024) | Xe2 (2025) |
| GPU code name | Navi 23 | BMG-G21 |
| Market segment | Desktop | Desktop |
| Release date | 30 July 2021 (3 years ago) | 16 January 2025 (less than a year ago) |
| Launch price (MSRP) | $379 | $249 |
Cost-effectiveness evaluation
The higher the performance-to-price ratio, the better. We use the manufacturer's recommended prices for comparison.
Arc B580 has 51% better value for money than RX 6600 XT.
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 cores | 2048 | 2560 |
| Core clock speed | 1968 MHz | 2670 MHz |
| Boost clock speed | 2589 MHz | 2670 MHz |
| Number of transistors | 11,060 million | 19,600 million |
| Manufacturing process technology | 7 nm | 5 nm |
| Power consumption (TDP) | 160 Watt | 190 Watt |
| Texture fill rate | 331.4 | 427.2 |
| Floating-point processing power | 10.6 TFLOPS | 13.67 TFLOPS |
| ROPs | 64 | 80 |
| TMUs | 128 | 160 |
| Tensor Cores | no data | 160 |
| Ray Tracing Cores | 32 | 20 |
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).
| Interface | PCIe 4.0 x8 | PCIe 4.0 x8 |
| Length | 190 mm | 272 mm |
| Width | 2-slot | 2-slot |
| Supplementary power connectors | 1x 8-pin | 1x 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 type | GDDR6 | GDDR6 |
| Maximum RAM amount | 8 GB | 12 GB |
| Memory bus width | 128 Bit | 192 Bit |
| Memory clock speed | 2000 MHz | 2375 MHz |
| Memory bandwidth | 256.0 GB/s | 456.0 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 Connectors | 1x HDMI, 2x DisplayPort | 1x HDMI 2.1a, 3x DisplayPort 2.1 |
| HDMI | + | + |
API and SDK compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12.0 Ultimate (12_2) | 12 Ultimate (12_2) |
| Shader Model | 6.5 | 6.6 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 3.0 |
| Vulkan | 1.2 | 1.4 |
| DLSS | - | + |
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.
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.
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 HD | 132
+4.8%
| 126
−4.8%
|
| 1440p | 75
+10.3%
| 68
−10.3%
|
| 4K | 43
+4.9%
| 41
−4.9%
|
Cost per frame, $
| 1080p | 2.87
−45.3%
| 1.98
+45.3%
|
| 1440p | 5.05
−38%
| 3.66
+38%
|
| 4K | 8.81
−45.1%
| 6.07
+45.1%
|
- Arc B580 has 45% lower cost per frame in 1080p
- Arc B580 has 38% lower cost per frame in 1440p
- Arc B580 has 45% lower cost per frame in 4K
FPS performance in popular games
Full HD
Low Preset
| Atomic Heart | 120−130
−71.7%
|
206
+71.7%
|
| Counter-Strike 2 | 120
−19.2%
|
143
+19.2%
|
| Cyberpunk 2077 | 79
−41.8%
|
112
+41.8%
|
Full HD
Medium Preset
| Atomic Heart | 120−130
−23.3%
|
148
+23.3%
|
| Battlefield 5 | 130−140
+3.9%
|
120−130
−3.9%
|
| Counter-Strike 2 | 90−95
−27.2%
|
117
+27.2%
|
| Cyberpunk 2077 | 78
−24.4%
|
97
+24.4%
|
| Far Cry 5 | 151
−14.6%
|
173
+14.6%
|
| Fortnite | 170−180
+5.6%
|
160−170
−5.6%
|
| Forza Horizon 4 | 150−160
+6.3%
|
140−150
−6.3%
|
| Forza Horizon 5 | 123
−56.9%
|
193
+56.9%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 150−160
+4.7%
|
140−150
−4.7%
|
| Valorant | 220−230
+4.1%
|
220−230
−4.1%
|
Full HD
High Preset
| Atomic Heart | 120−130
+18.8%
|
101
−18.8%
|
| Battlefield 5 | 130−140
+3.9%
|
120−130
−3.9%
|
| Counter-Strike 2 | 90−95
−13%
|
104
+13%
|
| Counter-Strike: Global Offensive | 270−280
+0%
|
270−280
+0%
|
| Cyberpunk 2077 | 76
−7.9%
|
82
+7.9%
|
| Dota 2 | 170
+13.3%
|
150−160
−13.3%
|
| Far Cry 5 | 141
−13.5%
|
160
+13.5%
|
| Fortnite | 170−180
+5.6%
|
160−170
−5.6%
|
| Forza Horizon 4 | 150−160
+6.3%
|
140−150
−6.3%
|
| Forza Horizon 5 | 115
−51.3%
|
174
+51.3%
|
| Grand Theft Auto V | 135
−3.7%
|
140
+3.7%
|
| Metro Exodus | 95
−11.6%
|
106
+11.6%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 150−160
+4.7%
|
140−150
−4.7%
|
| The Witcher 3: Wild Hunt | 176
−34.1%
|
236
+34.1%
|
| Valorant | 220−230
+4.1%
|
220−230
−4.1%
|
Full HD
Ultra Preset
| Battlefield 5 | 130−140
+3.9%
|
120−130
−3.9%
|
| Counter-Strike 2 | 67
−41.8%
|
95
+41.8%
|
| Cyberpunk 2077 | 69
−11.6%
|
77
+11.6%
|
| Dota 2 | 120
+9.1%
|
110−120
−9.1%
|
| Far Cry 5 | 133
−12%
|
149
+12%
|
| Forza Horizon 4 | 150−160
+6.3%
|
140−150
−6.3%
|
| Forza Horizon 5 | 97
+7.8%
|
90−95
−7.8%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 150−160
+4.7%
|
140−150
−4.7%
|
| The Witcher 3: Wild Hunt | 99
+16.5%
|
85
−16.5%
|
| Valorant | 220−230
+4.1%
|
220−230
−4.1%
|
Full HD
Epic Preset
| Fortnite | 170−180
+5.6%
|
160−170
−5.6%
|
1440p
High Preset
| Counter-Strike 2 | 30−35
+3.3%
|
30−33
−3.3%
|
| Counter-Strike: Global Offensive | 270−280
+6.6%
|
250−260
−6.6%
|
| Grand Theft Auto V | 68
−1.5%
|
69
+1.5%
|
| Metro Exodus | 56
−10.7%
|
62
+10.7%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 170−180
+0%
|
170−180
+0%
|
| Valorant | 260−270
+3.2%
|
250−260
−3.2%
|
1440p
Ultra Preset
| Battlefield 5 | 100−110
+5.2%
|
95−100
−5.2%
|
| Cyberpunk 2077 | 40
−40%
|
56
+40%
|
| Far Cry 5 | 105
−4.8%
|
110
+4.8%
|
| Forza Horizon 4 | 110−120
+7.5%
|
100−110
−7.5%
|
| Forza Horizon 5 | 71
+9.2%
|
65−70
−9.2%
|
| The Witcher 3: Wild Hunt | 75−80
+11.8%
|
68
−11.8%
|
1440p
Epic Preset
| Fortnite | 100−110
+7.1%
|
95−100
−7.1%
|
4K
High Preset
| Atomic Heart | 30−35
+6.7%
|
30−33
−6.7%
|
| Counter-Strike 2 | 20−22
+11.1%
|
18−20
−11.1%
|
| Grand Theft Auto V | 64
−21.9%
|
78
+21.9%
|
| Metro Exodus | 34
−35.3%
|
46
+35.3%
|
| The Witcher 3: Wild Hunt | 54
−55.6%
|
84
+55.6%
|
| Valorant | 240−250
+6.2%
|
220−230
−6.2%
|
4K
Ultra Preset
| Battlefield 5 | 60−65
+6.8%
|
55−60
−6.8%
|
| Counter-Strike 2 | 8
−75%
|
14
+75%
|
| Cyberpunk 2077 | 14
−114%
|
30
+114%
|
| Dota 2 | 86
+7.5%
|
80−85
−7.5%
|
| Far Cry 5 | 51
−15.7%
|
59
+15.7%
|
| Forza Horizon 4 | 75−80
+8.6%
|
70−75
−8.6%
|
| Forza Horizon 5 | 36
+20%
|
30−33
−20%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 55−60
+12.2%
|
45−50
−12.2%
|
4K
Epic Preset
| Fortnite | 50−55
+8.3%
|
45−50
−8.3%
|
This is how RX 6600 XT and Arc B580 compete in popular games:
- RX 6600 XT is 5% faster in 1080p
- RX 6600 XT is 10% faster in 1440p
- RX 6600 XT is 5% faster in 4K
Here's the range of performance differences observed across popular games:
- in Atomic Heart, with 1080p resolution and the High Preset, the RX 6600 XT is 19% faster.
- in Cyberpunk 2077, with 4K resolution and the Ultra Preset, the Arc B580 is 114% faster.
All in all, in popular games:
- RX 6600 XT is ahead in 31 test (51%)
- Arc B580 is ahead in 28 tests (46%)
- there's a draw in 2 tests (3%)
Pros & cons summary
| Performance score | 42.37 | 39.82 |
| Recency | 30 July 2021 | 16 January 2025 |
| Maximum RAM amount | 8 GB | 12 GB |
| Chip lithography | 7 nm | 5 nm |
| Power consumption (TDP) | 160 Watt | 190 Watt |
RX 6600 XT has a 6.4% higher aggregate performance score, and 18.8% lower power consumption.
Arc B580, on the other hand, has an age advantage of 3 years, a 50% higher maximum VRAM amount, and a 40% more advanced lithography process.
Given the minimal performance differences, no clear winner can be declared between Radeon RX 6600 XT and Arc B580.
Other comparisons
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
