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.

Head-to-Head Verdict, Benchmarks, Value & Long-Term Outlook

This comparison brings together gaming FPS, raw graphics performance, VRAM, feature set, power efficiency, pricing context, and long-term value so you can see which GPU actually makes more sense.

GeForce GTX 1660 Ti with Max-Q Design

2019

Why buy it

✅Less risky long-term buy than Radeon RX 580: it remains the more sensible modern option while Radeon RX 580 is already legacy-tier future-proofing.
✅Draws 60W instead of 185W, a 125W reduction.
✅More future proof: Turing (2018−2022) on 12nm with a newer platform for upcoming games.

Trade-offs

❌Less VRAM, with 6 GB vs 8 GB for high-resolution textures and newer games.
❌No equivalent frame-generation stack like FSR Frame Generation (2023).
❌Limited future-proofing: older hardware, 6 GB of VRAM, and weaker feature support mean it will age faster in upcoming AAA games.
❌Lower G3D Mark per dollar, at 0 vs 38.4 G3D/$ (Unknown MSRP vs $229 MSRP).

Radeon RX 580

2017

Why buy it

✅Delivers 100+% more G3D Mark for each dollar spent, at 38.4 vs 0 G3D/$ ($229 MSRP vs Unknown MSRP).
✅Access to a newer frame-generation stack with FSR Frame Generation (2023).
✅33.3% more VRAM for high-resolution textures and newer games (8 GB vs 6 GB).

Trade-offs

❌Poor future-proofing: 2017-era hardware with 8 GB of VRAM is already a legacy-tier option for modern games.
❌208.3% higher power demand at 185W vs 60W.

GeForce GTX 1660 Ti with Max-Q Design

2019

Radeon RX 580

2017

Why buy it

✅Less risky long-term buy than Radeon RX 580: it remains the more sensible modern option while Radeon RX 580 is already legacy-tier future-proofing.
✅Draws 60W instead of 185W, a 125W reduction.
✅More future proof: Turing (2018−2022) on 12nm with a newer platform for upcoming games.

Why buy it

✅Delivers 100+% more G3D Mark for each dollar spent, at 38.4 vs 0 G3D/$ ($229 MSRP vs Unknown MSRP).
✅Access to a newer frame-generation stack with FSR Frame Generation (2023).
✅33.3% more VRAM for high-resolution textures and newer games (8 GB vs 6 GB).

Trade-offs

❌Less VRAM, with 6 GB vs 8 GB for high-resolution textures and newer games.
❌No equivalent frame-generation stack like FSR Frame Generation (2023).
❌Limited future-proofing: older hardware, 6 GB of VRAM, and weaker feature support mean it will age faster in upcoming AAA games.
❌Lower G3D Mark per dollar, at 0 vs 38.4 G3D/$ (Unknown MSRP vs $229 MSRP).

Trade-offs

❌Poor future-proofing: 2017-era hardware with 8 GB of VRAM is already a legacy-tier option for modern games.
❌208.3% higher power demand at 185W vs 60W.

Quick Answers

So, is Radeon RX 580 better than GeForce GTX 1660 Ti with Max-Q Design?

Yes, but this is not really about a huge raw performance gap. The broader synthetic picture is also very close at 8,589 vs 8,799 in G3D Mark. The bigger reason to prefer Radeon RX 580 is the overall package: you are getting FSR upscaling + limited Frame Generation.

Which one is more future-proof for 2026 and beyond?

GeForce GTX 1660 Ti with Max-Q Design is the more future-proof choice for 2026 and beyond. You are getting a newer 2019 generation instead of 2017, the stronger feature stack with no meaningful modern upscaling stack instead of FSR upscaling + limited Frame Generation, and a 12nm process instead of 14nm. That broader feature stack should age better as more games lean on modern upscaling and frame-generation support.

Which one is the smarter buy today, not just the cheaper card?

Radeon RX 580 can still make sense if you find it at the right price, especially around $229 MSRP. Radeon RX 580 is still the smarter buy for most people, though, because the raw performance is close while the overall package is cleaner. Radeon RX 580 is priced in an unclear MSRP range at $229 MSRP versus an unclear MSRP, and you are getting 2.4% higher G3D Mark. GeForce GTX 1660 Ti with Max-Q Design is the newer 2019 card, so it still has a real case if you care more about newer architecture, lower power draw (60W vs 185W), and future-proofing than about squeezing out the strongest gaming value today.

When does GeForce GTX 1660 Ti with Max-Q Design make more sense than Radeon RX 580?

Yes. GeForce GTX 1660 Ti with Max-Q Design is still an excellent gaming GPU in 2026: it is still comfortable for 1080p and decent for 1440p, though 4K is more situational. It makes more sense if your priority is newer architecture, lower power draw (60W vs 185W), future-proofing, and staying closer to an unclear MSRP more than squeezing out the extra headroom of Radeon RX 580. The trade-off is that Radeon RX 580 currently gives you 2.4% higher G3D Mark. It also leads G3D-per-dollar by 100+%.

Games Benchmarks

Real-world benchmarks and performance projections based on comprehensive hardware analysis and comparative metrics. Values represent expected performance on High/Ultra settings at 1080p, 1440p, and 4K. Modeled using a Ryzen 7 9800X3D reference profile to minimize specific CPU bottlenecks.

Note: Performance behavior can vary per game. Specific architectures may perform better or worse depending on game engine optimizations and API implementation.

GeForce GTX 1660 Ti with Max-Q Design Benchmark Check

Radeon RX 580 Benchmark Check

Path of Exile 2

Preset	GeForce GTX 1660 Ti with Max-Q Design	Radeon RX 580
1080p
low	80 FPS	113 FPS
medium	69 FPS	100 FPS
high	59 FPS	86 FPS
ultra	39 FPS	70 FPS
1440p
low	70 FPS	105 FPS
medium	62 FPS	87 FPS
high	46 FPS	68 FPS
ultra	30 FPS	56 FPS
4K
low	26 FPS	53 FPS
medium	25 FPS	47 FPS
high	17 FPS	30 FPS
ultra	14 FPS	26 FPS

Open GeForce GTX 1660 Ti with Max-Q Design Open Radeon RX 580

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	GeForce GTX 1660 Ti with Max-Q Design	Radeon RX 580
1080p
low	219 FPS	151 FPS
medium	192 FPS	131 FPS
high	145 FPS	115 FPS
ultra	117 FPS	89 FPS
1440p
low	166 FPS	90 FPS
medium	141 FPS	73 FPS
high	112 FPS	58 FPS
ultra	89 FPS	46 FPS
4K
low	98 FPS	37 FPS
medium	82 FPS	30 FPS
high	66 FPS	25 FPS
ultra	51 FPS	20 FPS

Open GeForce GTX 1660 Ti with Max-Q Design Open Radeon RX 580

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	GeForce GTX 1660 Ti with Max-Q Design	Radeon RX 580
1080p
low	387 FPS	396 FPS
medium	309 FPS	317 FPS
high	258 FPS	264 FPS
ultra	193 FPS	198 FPS
1440p
low	290 FPS	297 FPS
medium	232 FPS	238 FPS
high	193 FPS	198 FPS
ultra	145 FPS	148 FPS
4K
low	193 FPS	198 FPS
medium	155 FPS	158 FPS
high	129 FPS	132 FPS
ultra	97 FPS	99 FPS

Open GeForce GTX 1660 Ti with Max-Q Design Open Radeon RX 580

League of Legends

League of Legends

Valorant

Preset	GeForce GTX 1660 Ti with Max-Q Design	Radeon RX 580
1080p
low	235 FPS	317 FPS
medium	197 FPS	277 FPS
high	160 FPS	226 FPS
ultra	135 FPS	190 FPS
1440p
low	178 FPS	258 FPS
medium	153 FPS	221 FPS
high	120 FPS	164 FPS
ultra	97 FPS	133 FPS
4K
low	96 FPS	137 FPS
medium	76 FPS	107 FPS
high	60 FPS	89 FPS
ultra	45 FPS	75 FPS

Open GeForce GTX 1660 Ti with Max-Q Design Open Radeon RX 580

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of GeForce GTX 1660 Ti with Max-Q Design and Radeon RX 580

GeForce GTX 1660 Ti with Max-Q Design

The GeForce GTX 1660 Ti with Max-Q Design is manufactured by NVIDIA. It was released in April 23 2019. It features the Turing architecture. The core clock ranges from 1140 MHz to 1335 MHz. It has 1536 shading units. The thermal design power (TDP) is 60W. Manufactured using 12 nm process technology. G3D Mark benchmark score: 8,589 points. Launch price was $229.

Radeon RX 580

The Radeon RX 580 is manufactured by AMD. It was released in April 18 2017. It features the GCN 4.0 architecture. The core clock ranges from 1257 MHz to 1340 MHz. It has 2304 shading units. The thermal design power (TDP) is 185W. Manufactured using 14 nm process technology. G3D Mark benchmark score: 8,799 points. Launch price was $229.

⚡

Graphics Performance

The GeForce GTX 1660 Ti with Max-Q Design scores 8,589 and the Radeon RX 580 reaches 8,799 in the G3D Mark benchmark — just a 2.4% difference, making them near-identical in rasterization performance. The GeForce GTX 1660 Ti with Max-Q Design is built on Turing while the Radeon RX 580 uses GCN 4.0, both on 12 nm vs 14 nm. Shader units: 1,536 (GeForce GTX 1660 Ti with Max-Q Design) vs 2,304 (Radeon RX 580). Raw compute: 4.101 TFLOPS (GeForce GTX 1660 Ti with Max-Q Design) vs 6.175 TFLOPS (Radeon RX 580). Boost clocks: 1335 MHz vs 1340 MHz.

Feature	GeForce GTX 1660 Ti with Max-Q Design	Radeon RX 580
G3D Mark Score	8,589	8,799+2%
Architecture	Turing	GCN 4.0
Process Node	12 nm	14 nm
Shading Units	1536	2304+50%
Compute (TFLOPS)	4.101 TFLOPS	6.175 TFLOPS+51%
Boost Clock	1335 MHz	1340 MHz
ROPs	48+50%	32
TMUs	96	144+50%
L1 Cache	1.5 MB+168%	0.56 MB
L2 Cache	1.5 MB	2 MB+33%

✨

Advanced Features (DLSS/FSR)

A critical advantage for the Radeon RX 580 is support for FSR Frame Generation. This allows it to generate entire frames using AI/Algorithms, essentially doubling the frame rate in CPU-bound scenarios or heavy ray-tracing titles. The GeForce GTX 1660 Ti with Max-Q Design lacks specific hardware/driver support for this native frame generation tier.The GeForce GTX 1660 Ti with Max-Q Design gives access to NVIDIA DLSS (Deep Learning Super Sampling), widely regarding as the superior upscaling method for image quality. The Radeon RX 580 relies on FSR (FidelityFX Super Resolution), which is capable but generally slightly noisier than DLSS in motion.

Feature	GeForce GTX 1660 Ti with Max-Q Design	Radeon RX 580
Upscaling Tech	Upscaling support	FSR Upscaling / FSR 4
Frame Generation	Not Supported	FSR Frame Generation
Ray Reconstruction	No	No
Low Latency	NVIDIA Reflex	AMD Anti-Lag

💾

Video Memory (VRAM)

The GeForce GTX 1660 Ti with Max-Q Design comes with 6 GB of VRAM, while the Radeon RX 580 has 8 GB. The Radeon RX 580 offers 33.3% more capacity, crucial for higher resolutions and texture-heavy games. Memory bandwidth: 288 GB/s (GeForce GTX 1660 Ti with Max-Q Design) vs 256 GB/s (Radeon RX 580) — a 12.5% advantage for the GeForce GTX 1660 Ti with Max-Q Design. Bus width: 192-bit vs 256-bit. L2 Cache: 1.5 MB (GeForce GTX 1660 Ti with Max-Q Design) vs 2 MB (Radeon RX 580) — the Radeon RX 580 has significantly larger on-die cache to reduce VRAM reliance.

Feature	GeForce GTX 1660 Ti with Max-Q Design	Radeon RX 580
VRAM Capacity	6 GB	8 GB+33%
Memory Type	GDDR6	GDDR5
Memory Bandwidth	288 GB/s+13%	256 GB/s
Bus Width	192-bit	256-bit+33%
L2 Cache	1.5 MB	2 MB+33%

🖥️

Display & API Support

DirectX support: 12 (12_1) (GeForce GTX 1660 Ti with Max-Q Design) vs 12 (Radeon RX 580). Vulkan: 1.4 vs 1.3. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 4 vs 4.

Feature	GeForce GTX 1660 Ti with Max-Q Design	Radeon RX 580
DirectX	12 (12_1)	12
Vulkan	1.4+8%	1.3
OpenGL	4.6	4.6
Max Displays	4	4

🎬

Media & Encoding

Hardware encoder: 7th Gen NVENC (GeForce GTX 1660 Ti with Max-Q Design) vs VCE 3.0 (Radeon RX 580). Decoder: 4th Gen NVDEC vs UVD 6.3. Supported codecs: H.264,H.265/HEVC,VP8,VP9,MPEG-2,VC-1 (GeForce GTX 1660 Ti with Max-Q Design) vs H.264,H.265/HEVC,VP9 (Radeon RX 580).

Feature	GeForce GTX 1660 Ti with Max-Q Design	Radeon RX 580
Encoder	7th Gen NVENC	VCE 3.0
Decoder	4th Gen NVDEC	UVD 6.3
Codecs	H.264,H.265/HEVC,VP8,VP9,MPEG-2,VC-1	H.264,H.265/HEVC,VP9

🔌

Power & Dimensions

The GeForce GTX 1660 Ti with Max-Q Design draws 60W versus the Radeon RX 580's 185W — a 102% difference. The GeForce GTX 1660 Ti with Max-Q Design is more power-efficient. Recommended PSU: 500W (GeForce GTX 1660 Ti with Max-Q Design) vs 500W (Radeon RX 580). Power connectors: PCIe-powered vs 8-pin. Typical load temperature: 85°C vs 75°C.