Arc B580 vs Radeon RX 6600S

Place in the ranking	173	100
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	93.08
Power efficiency	27.82	14.69
Architecture	RDNA 2.0 (2020−2024)	Xe2 (2025)
GPU code name	Navi 23	BMG-G21
Market segment	Laptop	Desktop
Release date	4 January 2022 (3 years ago)	16 January 2025 (recently)
Launch price (MSRP)	no data	$249

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

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 cores	1792	2560
Core clock speed	1700 MHz	2670 MHz
Boost clock speed	2000 MHz	2670 MHz
Number of transistors	11,060 million	19,600 million
Manufacturing process technology	7 nm	5 nm
Power consumption (TDP)	80 Watt	190 Watt
Texture fill rate	224.0	427.2
Floating-point processing power	7.168 TFLOPS	13.67 TFLOPS
ROPs	64	80
TMUs	112	160
Tensor Cores	no data	160
Ray Tracing Cores	28	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).

Laptop size	medium sized	no data
Interface	PCIe 4.0 x8	PCIe 4.0 x8
Length	no data	272 mm
Width	no data	2-slot
Supplementary power connectors	None	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	4 GB	12 GB
Memory bus width	128 Bit	192 Bit
Memory clock speed	1750 MHz	2375 MHz
Memory bandwidth	224.0 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	No outputs	1x HDMI 2.1a, 3x DisplayPort 2.1
HDMI	-	+

API compatibility

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

DirectX	12 Ultimate (12_2)	12 Ultimate (12_2)
Shader Model	6.5	6.6
OpenGL	4.6	4.6
OpenCL	2.1	3.0
Vulkan	1.3	1.4

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. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

RX 6600S 32.37

Arc B580 40.60
+25.4%

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 6600S 12444

Arc B580 15607
+25.4%

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	95−100 −31.6%	125 +31.6%
1440p	55−60 −25.5%	69 +25.5%
4K	30−35 −43.3%	43 +43.3%

Cost per frame, $

1080p	no data	1.99
1440p	no data	3.61
4K	no data	5.79

FPS performance in popular games

Full HD
Low Preset

Counter-Strike 2	60−65 −123%	143 +123%
Cyberpunk 2077	65−70 −25%	85−90 +25%
Elden Ring	110−120 −18.2%	130−140 +18.2%

Full HD
Medium Preset

Battlefield 5	90−95 −14%	100−110 +14%
Counter-Strike 2	60−65 −82.8%	117 +82.8%
Cyberpunk 2077	65−70 −25%	85−90 +25%
Forza Horizon 4	150−160 −20%	180−190 +20%
Metro Exodus	80−85 −19.8%	95−100 +19.8%
Red Dead Redemption 2	65−70 −19.7%	75−80 +19.7%
Valorant	120−130 −26.4%	160−170 +26.4%

Full HD
High Preset

Battlefield 5	90−95 −14%	100−110 +14%
Counter-Strike 2	60−65 −62.5%	104 +62.5%
Cyberpunk 2077	65−70 −25%	85−90 +25%
Dota 2	100−110 −32.1%	140 +32.1%
Elden Ring	110−120 −30%	140−150 +30%
Far Cry 5	85−90 +27.5%	69 −27.5%
Fortnite	150−160 −17.3%	170−180 +17.3%
Forza Horizon 4	150−160 −20%	180−190 +20%
Grand Theft Auto V	100−110 −22.6%	130−140 +22.6%
Metro Exodus	80−85 +125%	36 −125%
PLAYERUNKNOWN'S BATTLEGROUNDS	180−190 −10.9%	200−210 +10.9%
Red Dead Redemption 2	65−70 −19.7%	75−80 +19.7%
The Witcher 3: Wild Hunt	110−120 −31.8%	140−150 +31.8%
Valorant	120−130 −26.4%	160−170 +26.4%
World of Tanks	270−280 −0.7%	270−280 +0.7%

Full HD
Ultra Preset

Battlefield 5	90−95 −14%	100−110 +14%
Counter-Strike 2	60−65 −48.4%	95 +48.4%
Cyberpunk 2077	65−70 −25%	85−90 +25%
Dota 2	100−110 −22.6%	130−140 +22.6%
Far Cry 5	85−90 −12.5%	95−100 +12.5%
Forza Horizon 4	150−160 −20%	180−190 +20%
PLAYERUNKNOWN'S BATTLEGROUNDS	180−190 −10.9%	200−210 +10.9%
Valorant	120−130 −26.4%	160−170 +26.4%

1440p
High Preset

Dota 2	55−60 −19%	69 +19%
Elden Ring	60−65 −35.5%	80−85 +35.5%
Grand Theft Auto V	55−60 −20.7%	70−75 +20.7%
PLAYERUNKNOWN'S BATTLEGROUNDS	170−180 −20%	210−220 +20%
Red Dead Redemption 2	30−35 −32.3%	40−45 +32.3%
World of Tanks	200−210 −24%	250−260 +24%

1440p
Ultra Preset

Battlefield 5	60−65 −17.5%	70−75 +17.5%
Counter-Strike 2	30−35 −90.6%	61 +90.6%
Cyberpunk 2077	30−33 −16.7%	35−40 +16.7%
Far Cry 5	100−110 −29.4%	130−140 +29.4%
Forza Horizon 4	90−95 −22.2%	110−120 +22.2%
Metro Exodus	70−75 −20.8%	85−90 +20.8%
The Witcher 3: Wild Hunt	50−55 −25%	65−70 +25%
Valorant	90−95 −38.3%	130−140 +38.3%

4K
High Preset

Counter-Strike 2	30−35 −31.3%	40−45 +31.3%
Dota 2	60−65 −30%	78 +30%
Elden Ring	27−30 −37.9%	40−45 +37.9%
Grand Theft Auto V	60−65 −25%	75−80 +25%
Metro Exodus	24−27 −76.9%	46 +76.9%
PLAYERUNKNOWN'S BATTLEGROUNDS	100−110 −29.4%	130−140 +29.4%
Red Dead Redemption 2	21−24 −28.6%	27−30 +28.6%
The Witcher 3: Wild Hunt	60−65 −25%	75−80 +25%

4K
Ultra Preset

Battlefield 5	35−40 −33.3%	45−50 +33.3%
Counter-Strike 2	30−35 −31.3%	40−45 +31.3%
Cyberpunk 2077	12−14 −23.1%	16−18 +23.1%
Dota 2	60−65 −25%	75−80 +25%
Far Cry 5	45−50 −35.6%	60−65 +35.6%
Fortnite	40−45 −34.9%	55−60 +34.9%
Forza Horizon 4	50−55 −25%	65−70 +25%
Valorant	45−50 −43.8%	65−70 +43.8%

This is how RX 6600S and Arc B580 compete in popular games:

Arc B580 is 32% faster in 1080p
Arc B580 is 25% faster in 1440p
Arc B580 is 43% faster in 4K

Here's the range of performance differences observed across popular games:

in Metro Exodus, with 1080p resolution and the High Preset, the RX 6600S is 125% faster.
in Counter-Strike 2, with 1080p resolution and the Low Preset, the Arc B580 is 123% faster.

All in all, in popular games:

RX 6600S is ahead in 2 tests (5%)
Arc B580 is ahead in 41 test (95%)

Pros & cons summary

Performance score	32.37	40.60
Recency	4 January 2022	16 January 2025
Maximum RAM amount	4 GB	12 GB
Chip lithography	7 nm	5 nm
Power consumption (TDP)	80 Watt	190 Watt

RX 6600S has 137.5% lower power consumption.

Arc B580, on the other hand, has a 25.4% higher aggregate performance score, an age advantage of 3 years, a 200% higher maximum VRAM amount, and a 40% more advanced lithography process.

The Arc B580 is our recommended choice as it beats the Radeon RX 6600S in performance tests.

Be aware that Radeon RX 6600S is a notebook card while Arc B580 is a desktop one.

Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.