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 Ti

2021

Why buy it

✅1.8% more average FPS across 50 tracked games in our benchmark data.
✅Access to DLSS 2 Super Resolution (2020).

Trade-offs

❌Less VRAM, with 12 GB vs 16 GB for high-resolution textures and newer games.
❌No equivalent frame-generation stack like FSR Frame Generation + AFMF (2023).
❌
20% HIGHER MSRP
$1,199 MSRPvs$999 MSRP
❌Lower G3D Mark per dollar, at 22.4 vs 26.8 G3D/$ ($1,199 MSRP vs $999 MSRP).
❌16.7% higher power demand at 350W vs 300W.

Radeon RX 6900 XT

2020

Why buy it

✅Costs $200 less on MSRP ($999 MSRP vs $1,199 MSRP).
✅Delivers 19.4% more G3D Mark for each dollar spent, at 26.8 vs 22.4 G3D/$ ($999 MSRP vs $1,199 MSRP).
✅Access to a newer frame-generation stack with FSR Frame Generation + AFMF (2023).
✅33.3% more VRAM for high-resolution textures and newer games (16 GB vs 12 GB).
✅Draws 300W instead of 350W, a 50W reduction.

Trade-offs

❌Lower average FPS than GeForce RTX 3080 Ti across 50 tracked games in our benchmark data.
❌No DLSS support; it relies on FSR 3 (2023) instead.

GeForce RTX 3080 Ti

2021

Radeon RX 6900 XT

2020

Why buy it

✅1.8% more average FPS across 50 tracked games in our benchmark data.
✅Access to DLSS 2 Super Resolution (2020).

Why buy it

✅Costs $200 less on MSRP ($999 MSRP vs $1,199 MSRP).
✅Delivers 19.4% more G3D Mark for each dollar spent, at 26.8 vs 22.4 G3D/$ ($999 MSRP vs $1,199 MSRP).
✅Access to a newer frame-generation stack with FSR Frame Generation + AFMF (2023).
✅33.3% more VRAM for high-resolution textures and newer games (16 GB vs 12 GB).
✅Draws 300W instead of 350W, a 50W reduction.

Trade-offs

❌Less VRAM, with 12 GB vs 16 GB for high-resolution textures and newer games.
❌No equivalent frame-generation stack like FSR Frame Generation + AFMF (2023).
❌
20% HIGHER MSRP
$1,199 MSRPvs$999 MSRP
❌Lower G3D Mark per dollar, at 22.4 vs 26.8 G3D/$ ($1,199 MSRP vs $999 MSRP).
❌16.7% higher power demand at 350W vs 300W.

Trade-offs

❌Lower average FPS than GeForce RTX 3080 Ti across 50 tracked games in our benchmark data.
❌No DLSS support; it relies on FSR 3 (2023) instead.

Quick Answers

So, is GeForce RTX 3080 Ti better than Radeon RX 6900 XT?

Yes, but this is not really about a huge raw performance gap. GeForce RTX 3080 Ti averages 1.8% more FPS across 50 tracked games in our benchmark data. The broader synthetic picture is also very close at 26,861 vs 26,729 in G3D Mark. The bigger reason to prefer GeForce RTX 3080 Ti is the overall package: you are getting a newer generation, DLSS Super Resolution.

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

GeForce RTX 3080 Ti is the more future-proof choice for 2026 and beyond. You are getting a newer 2021 generation instead of 2020 and the stronger feature stack with DLSS Super Resolution instead of FSR 3 + AFMF. 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 6900 XT can still make sense if you find it at the right price, especially around $999 MSRP. GeForce RTX 3080 Ti is still the smarter buy for most people, though, because the raw performance is close while the overall package is cleaner. GeForce RTX 3080 Ti is about 20.0% more expensive on MSRP at $1,199 MSRP versus $999 MSRP, and you are getting 1.8% more estimated average FPS across 50 tracked games in our benchmark data and 0.5% higher G3D Mark. Moving to $1,199 MSRP gets you newer hardware, and DLSS Super Resolution.

Is Radeon RX 6900 XT still worth buying for gaming in 2026?

Yes. Radeon RX 6900 XT is still a strong gaming card in 2026: it is excellent for 1080p, very strong for 1440p, and still capable at 4K with sensible settings or upscaling. Price is really the swing factor here. If you find it at or below $999 MSRP, it remains a very sensible buy. GeForce RTX 3080 Ti is still the safer recommendation for most fresh builds because it offers a cleaner overall package with newer hardware and DLSS Super Resolution.

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 Ti Benchmark Check

Radeon RX 6900 XT Benchmark Check

Path of Exile 2

Preset	GeForce RTX 3080 Ti	Radeon RX 6900 XT
1080p
low	200 FPS	258 FPS
medium	183 FPS	235 FPS
high	155 FPS	203 FPS
ultra	129 FPS	176 FPS
1440p
low	176 FPS	242 FPS
medium	145 FPS	200 FPS
high	118 FPS	162 FPS
ultra	103 FPS	146 FPS
4K
low	108 FPS	171 FPS
medium	91 FPS	143 FPS
high	66 FPS	107 FPS
ultra	56 FPS	95 FPS

Open GeForce RTX 3080 Ti Open Radeon RX 6900 XT

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	GeForce RTX 3080 Ti	Radeon RX 6900 XT
1080p
low	636 FPS	601 FPS
medium	551 FPS	500 FPS
high	438 FPS	400 FPS
ultra	382 FPS	341 FPS
1440p
low	464 FPS	397 FPS
medium	399 FPS	330 FPS
high	316 FPS	271 FPS
ultra	263 FPS	221 FPS
4K
low	222 FPS	193 FPS
medium	188 FPS	162 FPS
high	158 FPS	135 FPS
ultra	133 FPS	111 FPS

Open GeForce RTX 3080 Ti Open Radeon RX 6900 XT

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	GeForce RTX 3080 Ti	Radeon RX 6900 XT
1080p
low	903 FPS	924 FPS
medium	739 FPS	767 FPS
high	659 FPS	683 FPS
ultra	573 FPS	585 FPS
1440p
low	710 FPS	714 FPS
medium	581 FPS	587 FPS
high	506 FPS	510 FPS
ultra	434 FPS	432 FPS
4K
low	489 FPS	498 FPS
medium	404 FPS	412 FPS
high	348 FPS	353 FPS
ultra	289 FPS	290 FPS

Open GeForce RTX 3080 Ti Open Radeon RX 6900 XT

League of Legends

League of Legends

Valorant

Preset	GeForce RTX 3080 Ti	Radeon RX 6900 XT
1080p
low	821 FPS	684 FPS
medium	763 FPS	565 FPS
high	673 FPS	494 FPS
ultra	604 FPS	446 FPS
1440p
low	656 FPS	563 FPS
medium	606 FPS	471 FPS
high	532 FPS	408 FPS
ultra	453 FPS	360 FPS
4K
low	475 FPS	365 FPS
medium	441 FPS	317 FPS
high	395 FPS	290 FPS
ultra	302 FPS	256 FPS

Open GeForce RTX 3080 Ti Open Radeon RX 6900 XT

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of GeForce RTX 3080 Ti and Radeon RX 6900 XT

GeForce RTX 3080 Ti

The GeForce RTX 3080 Ti is manufactured by NVIDIA. It was released in May 31 2021. It features the Ampere architecture. The core clock ranges from 1365 MHz to 1665 MHz. It has 10240 shading units. The thermal design power (TDP) is 350W. Manufactured using 8 nm process technology. It features 80 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 26,861 points. Launch price was $1,199.

Radeon RX 6900 XT

The Radeon RX 6900 XT is manufactured by AMD. It was released in October 28 2020. It features the RDNA 2.0 architecture. The core clock ranges from 1825 MHz to 2250 MHz. It has 5120 shading units. The thermal design power (TDP) is 300W. Manufactured using 7 nm process technology. It features 80 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 26,729 points. Launch price was $999.

⚡

Graphics Performance

The GeForce RTX 3080 Ti scores 26,861 and the Radeon RX 6900 XT reaches 26,729 in the G3D Mark benchmark — just a 0.5% difference, making them near-identical in rasterization performance. The GeForce RTX 3080 Ti is built on Ampere while the Radeon RX 6900 XT uses RDNA 2.0, both on 8 nm vs 7 nm. Shader units: 10,240 (GeForce RTX 3080 Ti) vs 5,120 (Radeon RX 6900 XT). Raw compute: 34.1 TFLOPS (GeForce RTX 3080 Ti) vs 23.04 TFLOPS (Radeon RX 6900 XT). Boost clocks: 1665 MHz vs 2250 MHz. Ray tracing: 80 RT cores (GeForce RTX 3080 Ti) vs 80 (Radeon RX 6900 XT) with 320 Tensor cores.

Feature	GeForce RTX 3080 Ti	Radeon RX 6900 XT
G3D Mark Score	26,861	26,729
Architecture	Ampere	RDNA 2.0
Process Node	8 nm	7 nm
Shading Units	10240+100%	5120
Compute (TFLOPS)	34.1 TFLOPS+48%	23.04 TFLOPS
Boost Clock	1665 MHz	2250 MHz+35%
ROPs	112	128+14%
TMUs	320	320
L1 Cache	10 MB+900%	1 MB
L2 Cache	6 MB+50%	4 MB
Ray Tracing Cores	80	80

✨

Advanced Features (DLSS/FSR)

A critical advantage for the Radeon RX 6900 XT 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 Ti lacks specific hardware/driver support for this native frame generation tier.The GeForce RTX 3080 Ti gives access to NVIDIA DLSS (Deep Learning Super Sampling), widely regarding as the superior upscaling method for image quality. The Radeon RX 6900 XT relies on FSR (FidelityFX Super Resolution), which is capable but generally slightly noisier than DLSS in motion.

Feature	GeForce RTX 3080 Ti	Radeon RX 6900 XT
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)

The GeForce RTX 3080 Ti comes with 12 GB of VRAM, while the Radeon RX 6900 XT has 16 GB. The Radeon RX 6900 XT offers 33.3% more capacity, crucial for higher resolutions and texture-heavy games. Memory bandwidth: 912 GB/s (GeForce RTX 3080 Ti) vs 512 GB/s (Radeon RX 6900 XT) — a 78.1% advantage for the GeForce RTX 3080 Ti. Bus width: 384-bit vs 256-bit. L2 Cache: 6 MB (GeForce RTX 3080 Ti) vs 4 MB (Radeon RX 6900 XT) — the GeForce RTX 3080 Ti has significantly larger on-die cache to reduce VRAM reliance.

Feature	GeForce RTX 3080 Ti	Radeon RX 6900 XT
VRAM Capacity	12 GB	16 GB+33%
Memory Type	GDDR6X	GDDR6
Memory Bandwidth	912 GB/s+78%	512 GB/s
Bus Width	384-bit+50%	256-bit
L2 Cache	6 MB+50%	4 MB

🖥️

Display & API Support

DirectX support: 12 Ultimate (GeForce RTX 3080 Ti) vs 12 Ultimate (Radeon RX 6900 XT). Vulkan: 1.4 vs 1.3. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 4 vs 4.

Feature	GeForce RTX 3080 Ti	Radeon RX 6900 XT
DirectX	12 Ultimate	12 Ultimate
Vulkan	1.4+8%	1.3
OpenGL	4.6	4.6
Max Displays	4	4

🎬

Media & Encoding

Hardware encoder: NVENC 7th gen (GeForce RTX 3080 Ti) vs VCN 3.0 (Radeon RX 6900 XT). Decoder: NVDEC 5th gen vs VCN 3.0. Supported codecs: H.264,H.265/HEVC,AV1 (GeForce RTX 3080 Ti) vs H.264,H.265/HEVC,AV1,VP9 (Radeon RX 6900 XT).

Feature	GeForce RTX 3080 Ti	Radeon RX 6900 XT
Encoder	NVENC 7th gen	VCN 3.0
Decoder	NVDEC 5th gen	VCN 3.0
Codecs	H.264,H.265/HEVC,AV1	H.264,H.265/HEVC,AV1,VP9

🔌

Power & Dimensions

The GeForce RTX 3080 Ti draws 350W versus the Radeon RX 6900 XT's 300W — a 15.4% difference. The Radeon RX 6900 XT is more power-efficient. Recommended PSU: 750W (GeForce RTX 3080 Ti) vs 850W (Radeon RX 6900 XT). Power connectors: 2x 8-pin vs 2x 8-pin. Card length: 285mm vs 267mm, occupying 2 vs 2.5 slots. Typical load temperature: 85°C vs 80°C.

Feature	GeForce RTX 3080 Ti	Radeon RX 6900 XT
TDP	350W	300W-14%
Recommended PSU	750W-12%	850W
Power Connector	2x 8-pin	2x 8-pin
Length	285mm	267mm
Height	112mm	120mm
Slots	2-20%	2.5
Temp (Load)	85°C	80°C-6%
Perf/Watt	76.7	89.1+16%

💰

Value Analysis

The GeForce RTX 3080 Ti launched at $1199 MSRP, while the Radeon RX 6900 XT launched at $999. The Radeon RX 6900 XT costs 16.7% less ($200 savings) on MSRP. Performance per dollar on MSRP (G3D Mark / MSRP): 22.4 (GeForce RTX 3080 Ti) vs 26.8 (Radeon RX 6900 XT) — the Radeon RX 6900 XT offers 19.6% better value. The GeForce RTX 3080 Ti is the newer GPU (2021 vs 2020).