Arc B580 vs Radeon RX Vega 56

Place in the ranking	152	100
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	23.71	93.08
Power efficiency	11.22	14.69
Architecture	GCN 5.0 (2017−2020)	Xe2 (2025)
GPU code name	Vega 10	BMG-G21
Market segment	Desktop	Desktop
Release date	14 August 2017 (7 years ago)	16 January 2025 (recently)
Launch price (MSRP)	$399	$249

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

Arc B580 has 293% better value for money than RX Vega 56.

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	3584	2560
Core clock speed	1156 MHz	2670 MHz
Boost clock speed	1471 MHz	2670 MHz
Number of transistors	12,500 million	19,600 million
Manufacturing process technology	14 nm	5 nm
Power consumption (TDP)	210 Watt	190 Watt
Texture fill rate	329.5	427.2
Floating-point processing power	10.54 TFLOPS	13.67 TFLOPS
ROPs	64	80
TMUs	224	160
Tensor Cores	no data	160
Ray Tracing Cores	no data	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 3.0 x16	PCIe 4.0 x8
Length	267 mm	272 mm
Width	2-slot	2-slot
Supplementary power connectors	2x 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	HBM2	GDDR6
Maximum RAM amount	8 GB	12 GB
Memory bus width	2048 Bit	192 Bit
Memory clock speed	800 MHz	2375 MHz
Memory bandwidth	409.6 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, 3x DisplayPort	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 (12_1)	12 Ultimate (12_2)
Shader Model	6.4	6.6
OpenGL	4.6	4.6
OpenCL	2.0	3.0
Vulkan	1.1.125	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 Vega 56 34.28

Arc B580 40.60
+18.4%

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 Vega 56 13178

Arc B580 15607
+18.4%

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	115 −8.7%	125 +8.7%
1440p	74 +7.2%	69 −7.2%
4K	48 +11.6%	43 −11.6%

Cost per frame, $

1080p	3.47 −74.2%	1.99 +74.2%
1440p	5.39 −49.4%	3.61 +49.4%
4K	8.31 −43.5%	5.79 +43.5%

Arc B580 has 74% lower cost per frame in 1080p
Arc B580 has 49% lower cost per frame in 1440p
Arc B580 has 44% lower cost per frame in 4K

FPS performance in popular games

Full HD
Low Preset

Counter-Strike 2	65−70 −107%	143 +107%
Cyberpunk 2077	70−75 −18.1%	85−90 +18.1%
Elden Ring	110−120 −10.2%	130−140 +10.2%

Full HD
Medium Preset

Battlefield 5	88 −20.5%	100−110 +20.5%
Counter-Strike 2	65−70 −69.6%	117 +69.6%
Cyberpunk 2077	70−75 −18.1%	85−90 +18.1%
Forza Horizon 4	160−170 −18%	190−200 +18%
Metro Exodus	96 −1%	95−100 +1%
Red Dead Redemption 2	65−70 −14.5%	75−80 +14.5%
Valorant	130−140 −19.9%	160−170 +19.9%

Full HD
High Preset

Battlefield 5	156 +47.2%	100−110 −47.2%
Counter-Strike 2	65−70 −50.7%	104 +50.7%
Cyberpunk 2077	70−75 −18.1%	85−90 +18.1%
Dota 2	63 −122%	140 +122%
Elden Ring	110−120 −21.2%	140−150 +21.2%
Far Cry 5	90−95 +31.9%	69 −31.9%
Fortnite	140 −25.7%	170−180 +25.7%
Forza Horizon 4	160−170 −18%	190−200 +18%
Grand Theft Auto V	94 −17%	110−120 +17%
Metro Exodus	73 +103%	36 −103%
PLAYERUNKNOWN'S BATTLEGROUNDS	180−190 −7.4%	200−210 +7.4%
Red Dead Redemption 2	65−70 −14.5%	75−80 +14.5%
The Witcher 3: Wild Hunt	110−120 −22.9%	140−150 +22.9%
Valorant	130−140 −19.9%	160−170 +19.9%
World of Tanks	270−280 −0.4%	270−280 +0.4%

Full HD
Ultra Preset

Battlefield 5	80 −32.5%	100−110 +32.5%
Counter-Strike 2	65−70 −37.7%	95 +37.7%
Cyberpunk 2077	70−75 −18.1%	85−90 +18.1%
Dota 2	110−120 −17.1%	130−140 +17.1%
Far Cry 5	90−95 −8.8%	95−100 +8.8%
Forza Horizon 4	160−170 −18%	190−200 +18%
PLAYERUNKNOWN'S BATTLEGROUNDS	112 −81.3%	200−210 +81.3%
Valorant	130−140 −19.9%	160−170 +19.9%

1440p
High Preset

Dota 2	60−65 −11.3%	69 +11.3%
Elden Ring	65−70 −25.4%	80−85 +25.4%
Grand Theft Auto V	60−65 −12.9%	70−75 +12.9%
PLAYERUNKNOWN'S BATTLEGROUNDS	170−180 −14.3%	200−210 +14.3%
Red Dead Redemption 2	30−35 −24.2%	40−45 +24.2%
World of Tanks	210−220 −17.8%	250−260 +17.8%

1440p
Ultra Preset

Battlefield 5	67 −10.4%	70−75 +10.4%
Counter-Strike 2	30−35 −84.8%	61 +84.8%
Cyberpunk 2077	30−35 −6.1%	35−40 +6.1%
Far Cry 5	100−110 −21.1%	130−140 +21.1%
Forza Horizon 4	95−100 −14.6%	110−120 +14.6%
Metro Exodus	74 −17.6%	85−90 +17.6%
The Witcher 3: Wild Hunt	55−60 −14%	65−70 +14%
Valorant	100−110 −27.5%	130−140 +27.5%

4K
High Preset

Counter-Strike 2	30−35 −23.5%	40−45 +23.5%
Dota 2	50 −56%	78 +56%
Elden Ring	30−35 −29%	40−45 +29%
Grand Theft Auto V	50 −10%	55−60 +10%
Metro Exodus	27 −70.4%	46 +70.4%
PLAYERUNKNOWN'S BATTLEGROUNDS	100−110 −21.1%	130−140 +21.1%
Red Dead Redemption 2	21−24 −22.7%	27−30 +22.7%
The Witcher 3: Wild Hunt	50 −10%	55−60 +10%

4K
Ultra Preset

Battlefield 5	35 −37.1%	45−50 +37.1%
Counter-Strike 2	30−35 −23.5%	40−45 +23.5%
Cyberpunk 2077	14−16 −14.3%	16−18 +14.3%
Dota 2	65−70 −15.4%	75−80 +15.4%
Far Cry 5	45−50 −24.5%	60−65 +24.5%
Fortnite	45−50 −26.1%	55−60 +26.1%
Forza Horizon 4	55−60 −18.2%	65−70 +18.2%
Valorant	50−55 −32.7%	65−70 +32.7%

This is how RX Vega 56 and Arc B580 compete in popular games:

Arc B580 is 9% faster in 1080p
RX Vega 56 is 7% faster in 1440p
RX Vega 56 is 12% 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 Vega 56 is 103% faster.
in Dota 2, with 1080p resolution and the High Preset, the Arc B580 is 122% faster.

All in all, in popular games:

RX Vega 56 is ahead in 3 tests (7%)
Arc B580 is ahead in 40 tests (93%)

Pros & cons summary

Performance score	34.28	40.60
Recency	14 August 2017	16 January 2025
Maximum RAM amount	8 GB	12 GB
Chip lithography	14 nm	5 nm
Power consumption (TDP)	210 Watt	190 Watt

Arc B580 has a 18.4% higher aggregate performance score, an age advantage of 7 years, a 50% higher maximum VRAM amount, a 180% more advanced lithography process, and 10.5% lower power consumption.

The Arc B580 is our recommended choice as it beats the Radeon RX Vega 56 in performance tests.

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