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 RTX 3080 Mobile

2021

Why buy it

✅Access to DLSS 2 Super Resolution (2020).

Trade-offs

❌No equivalent frame-generation stack like FSR Frame Generation + AFMF (2023).
❌Lower G3D Mark per dollar, at 0 vs 19.8 G3D/$ (Unknown MSRP vs $800 MSRP).
❌15% higher power demand at 115W vs 100W.

Radeon RX 6800S

2022

Why buy it

✅Delivers 100+% more G3D Mark for each dollar spent, at 19.8 vs 0 G3D/$ ($800 MSRP vs Unknown MSRP).
✅Access to a newer frame-generation stack with FSR Frame Generation + AFMF (2023).
✅Draws 100W instead of 115W, a 15W reduction.

Trade-offs

❌No DLSS support; it relies on FSR 3 (2023) instead.

GeForce RTX 3080 Mobile

2021

Radeon RX 6800S

2022

Why buy it

✅Access to DLSS 2 Super Resolution (2020).

Why buy it

✅Delivers 100+% more G3D Mark for each dollar spent, at 19.8 vs 0 G3D/$ ($800 MSRP vs Unknown MSRP).
✅Access to a newer frame-generation stack with FSR Frame Generation + AFMF (2023).
✅Draws 100W instead of 115W, a 15W reduction.

Trade-offs

❌No equivalent frame-generation stack like FSR Frame Generation + AFMF (2023).
❌Lower G3D Mark per dollar, at 0 vs 19.8 G3D/$ (Unknown MSRP vs $800 MSRP).
❌15% higher power demand at 115W vs 100W.

Trade-offs

❌No DLSS support; it relies on FSR 3 (2023) instead.

Quick Answers

So, is GeForce RTX 3080 Mobile better than Radeon RX 6800S?

Yes, but this is not really about a huge raw performance gap. The broader synthetic picture is also very close at 16,214 vs 15,841 in G3D Mark. The bigger reason to prefer GeForce RTX 3080 Mobile is the overall package: you are getting DLSS Super Resolution.

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

Radeon RX 6800S is the more future-proof choice for 2026 and beyond. You are getting a newer 2022 generation instead of 2021, better upscaling support with FSR 3 (2023) instead of DLSS 2 Super Resolution (2020) and better frame-generation support with FSR Frame Generation + AFMF (2023) instead of DLSS Super Resolution, and a 7nm process instead of 8nm. 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 6800S can still make sense if you find it at the right price, especially around $800 MSRP. GeForce RTX 3080 Mobile is still the smarter buy for most people, though, because the raw performance is close while the overall package is cleaner. GeForce RTX 3080 Mobile is priced in an unclear MSRP range at an unclear MSRP versus $800 MSRP, and you are getting 2.4% higher G3D Mark. Radeon RX 6800S is the newer 2022 card, so it still has a real case if you care more about newer architecture, lower power draw (100W vs 115W), and future-proofing than about squeezing out the strongest gaming value today.

When does Radeon RX 6800S make more sense than GeForce RTX 3080 Mobile?

Yes. Radeon RX 6800S is still an excellent gaming GPU in 2026: it is very strong for 1080p, good for 1440p, and more limited at 4K. It makes more sense if your priority is newer architecture, lower power draw (100W vs 115W), future-proofing, and staying closer to $800 MSRP more than squeezing out the extra headroom of GeForce RTX 3080 Mobile. The trade-off is that GeForce RTX 3080 Mobile currently gives you 2.4% higher G3D Mark. Radeon RX 6800S still holds the G3D-per-dollar lead, so the performance win comes with a real value premium.

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 RTX 3080 Mobile Benchmark Check

Radeon RX 6800S Benchmark Check

Path of Exile 2

Preset	GeForce RTX 3080 Mobile	Radeon RX 6800S
1080p
low	132 FPS	166 FPS
medium	114 FPS	146 FPS
high	97 FPS	130 FPS
ultra	67 FPS	110 FPS
1440p
low	106 FPS	140 FPS
medium	88 FPS	113 FPS
high	70 FPS	100 FPS
ultra	48 FPS	91 FPS
4K
low	47 FPS	84 FPS
medium	41 FPS	71 FPS
high	30 FPS	58 FPS
ultra	25 FPS	50 FPS

Open GeForce RTX 3080 Mobile Open Radeon RX 6800S

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	GeForce RTX 3080 Mobile	Radeon RX 6800S
1080p
low	381 FPS	292 FPS
medium	336 FPS	242 FPS
high	284 FPS	191 FPS
ultra	246 FPS	153 FPS
1440p
low	270 FPS	184 FPS
medium	228 FPS	150 FPS
high	197 FPS	119 FPS
ultra	166 FPS	95 FPS
4K
low	135 FPS	100 FPS
medium	116 FPS	81 FPS
high	101 FPS	67 FPS
ultra	80 FPS	51 FPS

Open GeForce RTX 3080 Mobile Open Radeon RX 6800S

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	GeForce RTX 3080 Mobile	Radeon RX 6800S
1080p
low	730 FPS	713 FPS
medium	584 FPS	570 FPS
high	486 FPS	475 FPS
ultra	365 FPS	356 FPS
1440p
low	547 FPS	535 FPS
medium	438 FPS	428 FPS
high	365 FPS	356 FPS
ultra	274 FPS	267 FPS
4K
low	365 FPS	356 FPS
medium	292 FPS	285 FPS
high	243 FPS	238 FPS
ultra	182 FPS	178 FPS

Open GeForce RTX 3080 Mobile Open Radeon RX 6800S

League of Legends

League of Legends

Valorant

Preset	GeForce RTX 3080 Mobile	Radeon RX 6800S
1080p
low	294 FPS	472 FPS
medium	258 FPS	395 FPS
high	213 FPS	322 FPS
ultra	183 FPS	275 FPS
1440p
low	226 FPS	384 FPS
medium	203 FPS	324 FPS
high	168 FPS	251 FPS
ultra	141 FPS	205 FPS
4K
low	133 FPS	221 FPS
medium	114 FPS	181 FPS
high	90 FPS	168 FPS
ultra	73 FPS	130 FPS

Open GeForce RTX 3080 Mobile Open Radeon RX 6800S

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of GeForce RTX 3080 Mobile and Radeon RX 6800S

GeForce RTX 3080 Mobile

The GeForce RTX 3080 Mobile is manufactured by NVIDIA. It was released in January 12 2021. It features the Ampere architecture. The core clock ranges from 1110 MHz to 1545 MHz. It has 6144 shading units. The thermal design power (TDP) is 115W. Manufactured using 8 nm process technology. It features 48 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 16,214 points.

Radeon RX 6800S

The Radeon RX 6800S is manufactured by AMD. It was released in January 4 2022. It features the RDNA 2.0 architecture. The core clock ranges from 1800 MHz to 2100 MHz. It has 2048 shading units. The thermal design power (TDP) is 100W. Manufactured using 7 nm process technology. It features 32 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 15,841 points.

⚡

Graphics Performance

The GeForce RTX 3080 Mobile scores 16,214 and the Radeon RX 6800S reaches 15,841 in the G3D Mark benchmark — just a 2.4% difference, making them near-identical in rasterization performance. The GeForce RTX 3080 Mobile is built on Ampere while the Radeon RX 6800S uses RDNA 2.0, both on 8 nm vs 7 nm. Shader units: 6,144 (GeForce RTX 3080 Mobile) vs 2,048 (Radeon RX 6800S). Raw compute: 18.98 TFLOPS (GeForce RTX 3080 Mobile) vs 8.602 TFLOPS (Radeon RX 6800S). Boost clocks: 1545 MHz vs 2100 MHz. Ray tracing: 48 RT cores (GeForce RTX 3080 Mobile) vs 32 (Radeon RX 6800S) with 192 Tensor cores.

Feature	GeForce RTX 3080 Mobile	Radeon RX 6800S
G3D Mark Score	16,214+2%	15,841
Architecture	Ampere	RDNA 2.0
Process Node	8 nm	7 nm
Shading Units	6144+200%	2048
Compute (TFLOPS)	18.98 TFLOPS+121%	8.602 TFLOPS
Boost Clock	1545 MHz	2100 MHz+36%
ROPs	96+50%	64
TMUs	192+50%	128
L1 Cache	6 MB+1100%	0.5 MB
L2 Cache	4 MB+100%	2 MB
Ray Tracing Cores	48+50%	32

✨

Advanced Features (DLSS/FSR)

A critical advantage for the Radeon RX 6800S is support for FSR Frame Generation + AFMF. 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 RTX 3080 Mobile lacks specific hardware/driver support for this native frame generation tier.The GeForce RTX 3080 Mobile gives access to NVIDIA DLSS (Deep Learning Super Sampling), widely regarding as the superior upscaling method for image quality. The Radeon RX 6800S relies on FSR (FidelityFX Super Resolution), which is capable but generally slightly noisier than DLSS in motion.

Feature	GeForce RTX 3080 Mobile	Radeon RX 6800S
Upscaling Tech	DLSS 2 Super Resolution	FSR 3
Frame Generation	Not Supported	FSR Frame Generation + AFMF
Ray Reconstruction	No	No
Low Latency	NVIDIA Reflex	AMD Anti-Lag

💾

Video Memory (VRAM)

Both cards feature 8 GB of GDDR6. Memory bandwidth: 448 GB/s (GeForce RTX 3080 Mobile) vs 256 GB/s (Radeon RX 6800S) — a 75% advantage for the GeForce RTX 3080 Mobile. Bus width: 256-bit vs 128-bit. L2 Cache: 4 MB (GeForce RTX 3080 Mobile) vs 2 MB (Radeon RX 6800S) — the GeForce RTX 3080 Mobile has significantly larger on-die cache to reduce VRAM reliance.

Feature	GeForce RTX 3080 Mobile	Radeon RX 6800S
VRAM Capacity	8 GB	8 GB
Memory Type	GDDR6	GDDR6
Memory Bandwidth	448 GB/s+75%	256 GB/s
Bus Width	256-bit+100%	128-bit
L2 Cache	4 MB+100%	2 MB

🖥️

Display & API Support

DirectX support: 12.2 (GeForce RTX 3080 Mobile) vs 12 (12_2) (Radeon RX 6800S). Vulkan: 1.2 vs 1.3. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 4 vs 4.

Feature	GeForce RTX 3080 Mobile	Radeon RX 6800S
DirectX	12.2+2%	12 (12_2)
Vulkan	1.2	1.3+8%
OpenGL	4.6	4.6
Max Displays	4	4

🎬

Media & Encoding

Hardware encoder: 7th Gen NVENC (GeForce RTX 3080 Mobile) vs RDNA 2 Media Engine (Radeon RX 6800S). Decoder: 5th Gen NVDEC vs RDNA 2 Media Engine. Supported codecs: MPEG-2,H.264,HEVC,VP9,AV1 (Decode) (GeForce RTX 3080 Mobile) vs H.264,HEVC,VP9,AV1 (Radeon RX 6800S).

Feature	GeForce RTX 3080 Mobile	Radeon RX 6800S
Encoder	7th Gen NVENC	RDNA 2 Media Engine
Decoder	5th Gen NVDEC	RDNA 2 Media Engine
Codecs	MPEG-2,H.264,HEVC,VP9,AV1 (Decode)	H.264,HEVC,VP9,AV1

🔌

Power & Dimensions

The GeForce RTX 3080 Mobile draws 115W versus the Radeon RX 6800S's 100W — a 14% difference. The Radeon RX 6800S is more power-efficient. Recommended PSU: 650W (GeForce RTX 3080 Mobile) vs 650W (Radeon RX 6800S). Power connectors: Mobile vs Mobile. Typical load temperature: 80°C vs 75°C.