Arc B580 vs Radeon Pro V620 MxGPU

G3D Mark is a standard benchmark that measures graphics performance in real-world gaming scenarios. It simplifies comparing cards from different brands, where higher scores directly correlate with better fps and smoother gaming experiences.

Arc B580 vs Radeon Pro V620 MxGPU FPS Benchmarks

Predicted gaming performance across popular games. Tested paired with Ryzen 7 9800X3D to isolate GPU performance.

Search any supported game below to compare 1080p FPS for both components.

Arc B580 vs Radeon Pro V620 MxGPU: Pros, Cons & Final Verdict

See where each GPU makes more sense in practice: raw FPS, VRAM, features, power draw, pricing, and long-term headroom.

Arc B580

2024

Why buy it

✅25.2% more average FPS across 50 tracked games in our benchmark data.
✅Delivers 100+% more G3D Mark for each dollar spent, at 64.2 vs 0 G3D/$ ($249 MSRP vs Unknown MSRP).
✅Better long-term bet: Xe2 Battlemage on 5nm gives it a newer hardware base for upcoming games.
✅Draws 190W instead of 300W, a 110W reduction.

Trade-offs

❌Less VRAM, with 12 GB vs 32 GB for high-resolution textures and newer games.

Radeon Pro V620 MxGPU

2018

Why buy it

✅166.7% more VRAM for high-resolution textures and newer games (32 GB vs 12 GB).

Trade-offs

❌Lower average FPS than Arc B580 across 50 tracked games in our benchmark data.
❌Older hardware, 32 GB of VRAM, and weaker feature support mean it will age faster in newer AAA releases.
❌Lower G3D Mark per dollar, at 0 vs 64.2 G3D/$ (Unknown MSRP vs $249 MSRP).
❌57.9% higher power demand at 300W vs 190W.

Quick Answers

Which GPU is faster for gaming right now?

Arc B580 is the faster gaming card right now. In our data, it leads by 25.2% in average FPS across 50 tracked games in our benchmark data and by 2.2% in PassMark G3D (15,977 vs 15,633), so the answer here is pretty clean.

Which GPU is the safer long-term pick for 2026 and beyond?

Arc B580 is the safer long-term pick for 2026 and beyond. The case is simple: a 5nm process instead of 14nm, 20 vs 0 ray-tracing units, and a newer 2024 generation instead of 2018. That gives it the more rounded hardware package for newer games.

Which GPU is the better buy today?

Arc B580 makes the most sense today based on the pricing and value data we have for this matchup.

Arc B580 vs Radeon Pro V620 MxGPU Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Arc B580

The Arc B580 is manufactured by Intel. It was released in December 13 2024. It features the Xe2 architecture. The core clock ranges from 2670 MHz to 2670 MHz. It has 2560 shading units. The thermal design power (TDP) is 190W. Manufactured using 5 nm process technology. It features 20 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 15,977 points. Launch price was $249.

Radeon Pro V620 MxGPU

The Radeon Pro V620 MxGPU is manufactured by AMD. It was released in August 26 2018. It features the GCN 5.0 architecture. The core clock ranges from 1000 MHz to 1500 MHz. It has 3584 ×2 shading units. The thermal design power (TDP) is 300W. Manufactured using 14 nm process technology. G3D Mark benchmark score: 15,633 points.

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Graphics Performance

The Arc B580 scores 15,977 and the Radeon Pro V620 MxGPU reaches 15,633 in the G3D Mark benchmark — just a 2.2% difference, making them near-identical in rasterization performance. The Arc B580 is built on Xe2 while the Radeon Pro V620 MxGPU uses GCN 5.0, both on 5 nm vs 14 nm. Shader units: 2,560 (Arc B580) vs 3,584 (Radeon Pro V620 MxGPU). Raw compute: 13.67 TFLOPS (Arc B580) vs 10.75 TFLOPS ×2 (Radeon Pro V620 MxGPU). Boost clocks: 2670 MHz vs 1500 MHz.

Feature	Arc B580	Radeon Pro V620 MxGPU
G3D Mark Score	15,977+2%	15,633
Architecture	Xe2	GCN 5.0
Process Node	5 nm	14 nm
Shading Units	2560	3584 ×2+40%
Compute (TFLOPS)	13.67 TFLOPS+27%	10.75 TFLOPS ×2
Boost Clock	2670 MHz+78%	1500 MHz
ROPs	80+25%	64 ×2
TMUs	160	224 ×2+40%
L1 Cache	5 MB+468%	0.88 MB
L2 Cache	18 MB+350%	4 MB

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Advanced Features (DLSS/FSR)

Feature	Arc B580	Radeon Pro V620 MxGPU
Upscaling Tech	Upscaling support	FSR Upscaling / FSR 4
Frame Generation	Not Supported	Not Supported
Ray Reconstruction	No	No
Low Latency	Standard	AMD Anti-Lag

💾

Video Memory (VRAM)

The Arc B580 has 12 GB of VRAM, while the Radeon Pro V620 MxGPU carries 32 GB. Radeon Pro V620 MxGPU gives you 166.7% more memory capacity, which matters more once you move into heavier textures, mods, or higher resolutions. Memory bus width is 192-bit on the Arc B580 and 128-bit on the Radeon Pro V620 MxGPU. L2 Cache: 18 MB (Arc B580) vs 4 MB (Radeon Pro V620 MxGPU) — the Arc B580 has significantly larger on-die cache to reduce VRAM reliance.

Feature	Arc B580	Radeon Pro V620 MxGPU
VRAM Capacity	12 GB	32 GB+167%
Memory Type	GDDR6	GDDR6
Bus Width	192-bit+50%	128-bit
L2 Cache	18 MB+350%	4 MB

🖥️

Display & API Support

DirectX support: 12 Ultimate (Arc B580) vs 12.2 (Radeon Pro V620 MxGPU). Vulkan: 1.3 vs 1.3. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 4 vs 0.

Feature	Arc B580	Radeon Pro V620 MxGPU
DirectX	12 Ultimate	12.2+2%
Vulkan	1.3	1.3
OpenGL	4.6	4.6
Max Displays	4	0

🎬

Media & Encoding

Hardware encoder: Xe2 Media Engine (Arc B580) vs VCN 3.0 (Radeon Pro V620 MxGPU). Decoder: Xe2 Media Engine vs VCN 3.0. Supported codecs: AV1,H.264,H.265/HEVC (Arc B580) vs MPEG-2,H.264,HEVC,VP9,AV1 (Radeon Pro V620 MxGPU).

Feature	Arc B580	Radeon Pro V620 MxGPU
Encoder	Xe2 Media Engine	VCN 3.0
Decoder	Xe2 Media Engine	VCN 3.0
Codecs	AV1,H.264,H.265/HEVC	MPEG-2,H.264,HEVC,VP9,AV1

🔌

Power & Dimensions

The Arc B580 draws 190W versus the Radeon Pro V620 MxGPU's 300W — a 44.9% difference. The Arc B580 is more power-efficient. Recommended PSU: 600W (Arc B580) vs 650W (Radeon Pro V620 MxGPU). Power connectors: 8-pin vs PCIe-powered. Card length: 272mm vs 267mm, occupying 2 vs 2 slots. Typical load temperature: 70°C vs 75°C.

Feature	Arc B580	Radeon Pro V620 MxGPU
TDP	190W-37%	300W
Recommended PSU	600W-8%	650W
Power Connector	8-pin	PCIe-powered
Length	272mm	267mm
Height	115mm	111mm
Slots	2	2
Temp (Load)	70°C-7%	75°C
Perf/Watt	84.1+61%	52.1

💰

Value Analysis

The newer card here is Arc B580 (2024 vs 2018).

Feature	Arc B580	Radeon Pro V620 MxGPU
MSRP	$249	—
Codename	BMG-G21	Vega 10
Release	December 13 2024	August 26 2018
Ranking	#132	#592

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