GeForce GTX 580M SLI vs Radeon R9 M375X

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.

GeForce GTX 580M SLI vs Radeon R9 M375X 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.

GeForce GTX 580M SLI vs Radeon R9 M375X: Pros, Cons & Final Verdict

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

GeForce GTX 580M SLI

2011

Why buy it

✅90.0% more average FPS across 50 tracked games in our benchmark data.

Trade-offs

❌Less VRAM, with 512 MB vs 4 GB for high-resolution textures and newer games.
❌2011 hardware with 512 MB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
❌Lower G3D Mark per dollar, at 0 vs 6.8 G3D/$ (Unknown MSRP vs $250 MSRP).
❌33.3% higher power demand at 100W vs 75W.

Radeon R9 M375X

2015

Why buy it

✅Delivers 100+% more G3D Mark for each dollar spent, at 6.8 vs 0 G3D/$ ($250 MSRP vs Unknown MSRP).
✅700% more VRAM for high-resolution textures and newer games (4 GB vs 512 MB).
✅Draws 75W instead of 100W, a 25W reduction.

Trade-offs

❌Lower average FPS than GeForce GTX 580M SLI across 50 tracked games in our benchmark data.
❌2015 hardware with 4 GB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.

Quick Answers

Which GPU is faster for gaming right now?

GeForce GTX 580M SLI is the faster gaming card right now. In our data, it leads by 90.0% in average FPS across 50 tracked games in our benchmark data and by 3.5% in PassMark G3D (1,771 vs 1,711), so the answer here is pretty clean.

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

GeForce GTX 580M SLI is the safer long-term pick for 2026 and beyond because it comes out ahead on the available hardware-headroom signals for this matchup.

Which GPU is the better buy today?

Radeon R9 M375X makes the most sense today based on the pricing and value data we have for this matchup. If you are mainly targeting 1080p and some 1440p, Radeon R9 M375X is the easier value choice. If you care more about 1080p and some 1440p headroom, GeForce GTX 580M SLI has the stronger long-term case.

GeForce GTX 580M SLI vs Radeon R9 M375X Technical Specifications

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

GeForce GTX 580M SLI

The GeForce GTX 580M SLI is manufactured by NVIDIA. It was released in January 6 2011. It features the Fermi architecture. The core clock speed is 620 MHz. It has 768 shading units. The thermal design power (TDP) is 100W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 1,771 points.

Radeon R9 M375X

The Radeon R9 M375X is manufactured by AMD. It was released in May 5 2015. It features the GCN 1.0 architecture. The core clock ranges from 925 MHz to 1015 MHz. It has 640 shading units. The thermal design power (TDP) is 75W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 1,711 points.

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Graphics Performance

The GeForce GTX 580M SLI scores 1,771 and the Radeon R9 M375X reaches 1,711 in the G3D Mark benchmark — just a 3.5% difference, making them near-identical in rasterization performance. The GeForce GTX 580M SLI is built on Fermi while the Radeon R9 M375X uses GCN 1.0, both on 40 nm vs 28 nm. Shader units: 768 (GeForce GTX 580M SLI) vs 640 (Radeon R9 M375X).

Feature	GeForce GTX 580M SLI	Radeon R9 M375X
G3D Mark Score	1,771+4%	1,711
Architecture	Fermi	GCN 1.0
Process Node	40 nm	28 nm
Shading Units	768+20%	640

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Advanced Features (DLSS/FSR)

The GeForce GTX 580M SLI gets NVIDIA DLSS, which still tends to look cleaner in motion. The Radeon R9 M375X leans on FSR, which is flexible and widely supported, but usually a bit rougher at the same settings.

Feature	GeForce GTX 580M SLI	Radeon R9 M375X
Upscaling Tech	Upscaling support	FSR Upscaling / FSR 4
Frame Generation	Not Supported	Not Supported
Ray Reconstruction	No	No
Low Latency	NVIDIA Reflex	AMD Anti-Lag

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Video Memory (VRAM)

The GeForce GTX 580M SLI has 512 MB of VRAM, while the Radeon R9 M375X carries 4 GB. Radeon R9 M375X gives you 700% more memory capacity, which matters more once you move into heavier textures, mods, or higher resolutions. Memory bus width is 128-bit on the GeForce GTX 580M SLI and 128-bit on the Radeon R9 M375X.

Feature	GeForce GTX 580M SLI	Radeon R9 M375X
VRAM Capacity	0.5 GB	4 GB+700%
Memory Type	GDDR5	GDDR5
Memory Bandwidth	Unknown	80 GB/s
Bus Width	128-bit	128-bit

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Power & Dimensions

The GeForce GTX 580M SLI draws 100W versus the Radeon R9 M375X's 75W — a 28.6% difference. The Radeon R9 M375X is more power-efficient. Recommended PSU: 350W (GeForce GTX 580M SLI) vs 350W (Radeon R9 M375X). Power connectors: 1x 6-pin vs Mobile.

Feature	GeForce GTX 580M SLI	Radeon R9 M375X
TDP	100W	75W-25%
Recommended PSU	350W	350W
Power Connector	1x 6-pin	Mobile
Slots	0	—
Temp (Load)	90°C	—
Perf/Watt	17.7	22.8+29%

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Value Analysis

The newer card here is Radeon R9 M375X (2015 vs 2011).

Feature	GeForce GTX 580M SLI	Radeon R9 M375X
MSRP	—	$250
Codename	N12E-GTX2	Tropo
Release	January 6 2011	May 5 2015
Ranking	#509	#727

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