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 4080 Mobile

2023

Why buy it

✅2.7% more average FPS across 50 tracked games in our benchmark data.
✅Access to DLSS 3.5 Super Resolution (2023).
✅Draws 150W instead of 263W, a 113W reduction.

Trade-offs

❌Less VRAM, with 12 GB vs 16 GB for high-resolution textures and newer games.
❌
126.5% HIGHER MSRP
$1,130 MSRPvs$499 MSRP
❌Lower G3D Mark per dollar, at 22.0 vs 48.6 G3D/$ ($1,130 MSRP vs $499 MSRP).

Radeon RX 7800 XT

2023

Why buy it

✅Costs $631 less on MSRP ($499 MSRP vs $1,130 MSRP).
✅Delivers 121.4% more G3D Mark for each dollar spent, at 48.6 vs 22.0 G3D/$ ($499 MSRP vs $1,130 MSRP).
✅33.3% more VRAM for high-resolution textures and newer games (16 GB vs 12 GB).

Trade-offs

❌Lower average FPS than GeForce RTX 4080 Mobile across 50 tracked games in our benchmark data.
❌No DLSS support; it relies on FSR 3 (2023) instead.
❌75.3% higher power demand at 263W vs 150W.

GeForce RTX 4080 Mobile

2023

Radeon RX 7800 XT

2023

Why buy it

✅2.7% more average FPS across 50 tracked games in our benchmark data.
✅Access to DLSS 3.5 Super Resolution (2023).
✅Draws 150W instead of 263W, a 113W reduction.

Why buy it

✅Costs $631 less on MSRP ($499 MSRP vs $1,130 MSRP).
✅Delivers 121.4% more G3D Mark for each dollar spent, at 48.6 vs 22.0 G3D/$ ($499 MSRP vs $1,130 MSRP).
✅33.3% more VRAM for high-resolution textures and newer games (16 GB vs 12 GB).

Trade-offs

❌Less VRAM, with 12 GB vs 16 GB for high-resolution textures and newer games.
❌
126.5% HIGHER MSRP
$1,130 MSRPvs$499 MSRP
❌Lower G3D Mark per dollar, at 22.0 vs 48.6 G3D/$ ($1,130 MSRP vs $499 MSRP).

Trade-offs

❌Lower average FPS than GeForce RTX 4080 Mobile across 50 tracked games in our benchmark data.
❌No DLSS support; it relies on FSR 3 (2023) instead.
❌75.3% higher power demand at 263W vs 150W.

Quick Answers

So, is GeForce RTX 4080 Mobile better than Radeon RX 7800 XT?

Yes, but this is not really about a huge raw performance gap. GeForce RTX 4080 Mobile averages 2.7% more FPS across 50 tracked games in our benchmark data. The broader synthetic picture is also very close at 24,805 vs 24,253 in G3D Mark. The bigger reason to prefer GeForce RTX 4080 Mobile is the overall package: you are getting DLSS 3.5 + Frame Generation, plus much lower power draw (150W vs 263W).

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

GeForce RTX 4080 Mobile is the more future-proof choice for 2026 and beyond. You are getting the stronger feature stack with DLSS 3.5 + Frame Generation instead of FSR 3 + AFMF and a 4nm process instead of 5nm. 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?

GeForce RTX 4080 Mobile is still the better GPU overall, but Radeon RX 7800 XT is probably the smarter buy today for most people. GeForce RTX 4080 Mobile is about 126.5% more expensive on MSRP at $1,130 MSRP versus $499 MSRP, and you are getting 2.7% more estimated average FPS across 50 tracked games in our benchmark data and 2.3% higher G3D Mark. Radeon RX 7800 XT still holds the G3D-per-dollar lead, so the performance win comes with a real value premium. Paying about 126.5% more on MSRP for only 2.7% more estimated average FPS is just a weak value trade on paper.

Is Radeon RX 7800 XT still worth buying for gaming in 2026?

Yes. Radeon RX 7800 XT is still a very sensible gaming buy in 2026: it is excellent for 1080p, very strong for 1440p, and still capable at 4K with sensible settings or upscaling. Around $499 MSRP, you are saving about $631 on MSRP and only giving up lower estimated average FPS across 50 tracked games in our benchmark data. Radeon RX 7800 XT 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 4080 Mobile Benchmark Check

Radeon RX 7800 XT Benchmark Check

Path of Exile 2

Preset	GeForce RTX 4080 Mobile	Radeon RX 7800 XT
1080p
low	174 FPS	210 FPS
medium	158 FPS	193 FPS
high	140 FPS	166 FPS
ultra	123 FPS	152 FPS
1440p
low	145 FPS	192 FPS
medium	120 FPS	160 FPS
high	104 FPS	130 FPS
ultra	93 FPS	120 FPS
4K
low	87 FPS	127 FPS
medium	73 FPS	105 FPS
high	58 FPS	79 FPS
ultra	51 FPS	73 FPS

Open GeForce RTX 4080 Mobile Open Radeon RX 7800 XT

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	GeForce RTX 4080 Mobile	Radeon RX 7800 XT
1080p
low	422 FPS	450 FPS
medium	365 FPS	393 FPS
high	295 FPS	319 FPS
ultra	259 FPS	281 FPS
1440p
low	326 FPS	351 FPS
medium	272 FPS	295 FPS
high	222 FPS	237 FPS
ultra	186 FPS	197 FPS
4K
low	179 FPS	169 FPS
medium	155 FPS	145 FPS
high	132 FPS	122 FPS
ultra	108 FPS	96 FPS

Open GeForce RTX 4080 Mobile Open Radeon RX 7800 XT

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	GeForce RTX 4080 Mobile	Radeon RX 7800 XT
1080p
low	885 FPS	895 FPS
medium	722 FPS	727 FPS
high	634 FPS	631 FPS
ultra	550 FPS	541 FPS
1440p
low	696 FPS	691 FPS
medium	564 FPS	556 FPS
high	483 FPS	472 FPS
ultra	413 FPS	398 FPS
4K
low	474 FPS	481 FPS
medium	385 FPS	389 FPS
high	329 FPS	320 FPS
ultra	267 FPS	262 FPS

Open GeForce RTX 4080 Mobile Open Radeon RX 7800 XT

League of Legends

League of Legends

Valorant

Preset	GeForce RTX 4080 Mobile	Radeon RX 7800 XT
1080p
low	467 FPS	582 FPS
medium	410 FPS	514 FPS
high	345 FPS	453 FPS
ultra	303 FPS	386 FPS
1440p
low	387 FPS	461 FPS
medium	342 FPS	413 FPS
high	285 FPS	345 FPS
ultra	244 FPS	295 FPS
4K
low	245 FPS	322 FPS
medium	221 FPS	292 FPS
high	188 FPS	234 FPS
ultra	163 FPS	198 FPS

Open GeForce RTX 4080 Mobile Open Radeon RX 7800 XT

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of GeForce RTX 4080 Mobile and Radeon RX 7800 XT

GeForce RTX 4080 Mobile

The GeForce RTX 4080 Mobile is manufactured by NVIDIA. It was released in January 3 2023. It features the Ada Lovelace architecture. The core clock ranges from 1290 MHz to 2010 MHz. It has 7424 shading units. The thermal design power (TDP) is 150W. Manufactured using 4 nm process technology. It features 58 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 24,805 points.

Radeon RX 7800 XT

The Radeon RX 7800 XT is manufactured by AMD. It was released in August 25 2023. It features the RDNA 3.0 architecture. The core clock ranges from 1295 MHz to 2430 MHz. It has 3840 shading units. The thermal design power (TDP) is 263W. Manufactured using 5 nm process technology. It features 60 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 24,253 points. Launch price was $499.

⚡

Graphics Performance

The GeForce RTX 4080 Mobile scores 24,805 and the Radeon RX 7800 XT reaches 24,253 in the G3D Mark benchmark — just a 2.3% difference, making them near-identical in rasterization performance. The GeForce RTX 4080 Mobile is built on Ada Lovelace while the Radeon RX 7800 XT uses RDNA 3.0, both on 4 nm vs 5 nm. Shader units: 7,424 (GeForce RTX 4080 Mobile) vs 3,840 (Radeon RX 7800 XT). Raw compute: 24.72 TFLOPS (GeForce RTX 4080 Mobile) vs 37.32 TFLOPS (Radeon RX 7800 XT). Boost clocks: 2010 MHz vs 2430 MHz. Ray tracing: 58 RT cores (GeForce RTX 4080 Mobile) vs 60 (Radeon RX 7800 XT) with 232 Tensor cores.

Feature	GeForce RTX 4080 Mobile	Radeon RX 7800 XT
G3D Mark Score	24,805+2%	24,253
Architecture	Ada Lovelace	RDNA 3.0
Process Node	4 nm	5 nm
Shading Units	7424+93%	3840
Compute (TFLOPS)	24.72 TFLOPS	37.32 TFLOPS+51%
Boost Clock	2010 MHz	2430 MHz+21%
ROPs	80	96+20%
TMUs	232	240+3%
L1 Cache	7.3 MB+873%	0.75 MB
L2 Cache	48 MB+1100%	4 MB
Ray Tracing Cores	58	60+3%

✨

Advanced Features (DLSS/FSR)

Both GPUs support Frame Generation technologies, but they achieve it differently. The GeForce RTX 4080 Mobile uses DLSS 3.5 + Frame Generation, while the Radeon RX 7800 XT relies on FSR Frame Generation + AFMF. Both can significantly boost FPS in supported titles, but they are not on the same feature stack.The GeForce RTX 4080 Mobile gives access to NVIDIA DLSS (Deep Learning Super Sampling), widely regarding as the superior upscaling method for image quality. The Radeon RX 7800 XT relies on FSR (FidelityFX Super Resolution), which is capable but generally slightly noisier than DLSS in motion.

Feature	GeForce RTX 4080 Mobile	Radeon RX 7800 XT
Upscaling Tech	DLSS 3.5 Super Resolution	FSR 3
Frame Generation	DLSS 3.5 + Frame Generation	FSR Frame Generation + AFMF
Ray Reconstruction	Yes (DLSS 3.5)	No
Low Latency	NVIDIA Reflex	AMD Anti-Lag

💾

Video Memory (VRAM)

The GeForce RTX 4080 Mobile comes with 12 GB of VRAM, while the Radeon RX 7800 XT has 16 GB. The Radeon RX 7800 XT offers 33.3% more capacity, crucial for higher resolutions and texture-heavy games. Memory bandwidth: 432 GB/s (GeForce RTX 4080 Mobile) vs 624 GB/s (Radeon RX 7800 XT) — a 44.4% advantage for the Radeon RX 7800 XT. Bus width: 192-bit vs 256-bit. L2 Cache: 48 MB (GeForce RTX 4080 Mobile) vs 4 MB (Radeon RX 7800 XT) — the GeForce RTX 4080 Mobile has significantly larger on-die cache to reduce VRAM reliance.

Feature	GeForce RTX 4080 Mobile	Radeon RX 7800 XT
VRAM Capacity	12 GB	16 GB+33%
Memory Type	GDDR6	GDDR6
Memory Bandwidth	432 GB/s	624 GB/s+44%
Bus Width	192-bit	256-bit+33%
L2 Cache	48 MB+1100%	4 MB

🖥️

Display & API Support

DirectX support: 12.2 (GeForce RTX 4080 Mobile) vs 12 Ultimate (Radeon RX 7800 XT). Vulkan: 1.3 vs 1.4. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 1 vs 4.

Feature	GeForce RTX 4080 Mobile	Radeon RX 7800 XT
DirectX	12.2+2%	12 Ultimate
Vulkan	1.3	1.4+8%
OpenGL	4.6	4.6
Max Displays	1	4+300%

🎬

Media & Encoding

Hardware encoder: 8th Gen NVENC (GeForce RTX 4080 Mobile) vs Dual VCN 4.0 (Radeon RX 7800 XT). Decoder: 5th Gen NVDEC vs VCN 4.0. Supported codecs: MPEG-2,H.264,HEVC,VP9,AV1 (GeForce RTX 4080 Mobile) vs H.264,HEVC,AV1,VP9 (Radeon RX 7800 XT).

Feature	GeForce RTX 4080 Mobile	Radeon RX 7800 XT
Encoder	8th Gen NVENC	Dual VCN 4.0
Decoder	5th Gen NVDEC	VCN 4.0
Codecs	MPEG-2,H.264,HEVC,VP9,AV1	H.264,HEVC,AV1,VP9

🔌

Power & Dimensions

The GeForce RTX 4080 Mobile draws 150W versus the Radeon RX 7800 XT's 263W — a 54.7% difference. The GeForce RTX 4080 Mobile is more power-efficient. Recommended PSU: 650W (GeForce RTX 4080 Mobile) vs 700W (Radeon RX 7800 XT). Power connectors: Mobile vs 2x 8-pin. Card length: 0mm vs 267mm, occupying 0 vs 2 slots. Typical load temperature: 80°C vs 75°C.

Feature	GeForce RTX 4080 Mobile	Radeon RX 7800 XT
TDP	150W-43%	263W
Recommended PSU	650W-7%	700W
Power Connector	Mobile	2x 8-pin
Length	0mm	267mm
Height	0mm	—
Slots	0-100%	2
Temp (Load)	80°C	75°C-6%
Perf/Watt	165.4+79%	92.2

💰

Value Analysis

The GeForce RTX 4080 Mobile launched at $1130 MSRP, while the Radeon RX 7800 XT launched at $499. The Radeon RX 7800 XT costs 55.8% less ($631 savings) on MSRP. Performance per dollar on MSRP (G3D Mark / MSRP): 22.0 (GeForce RTX 4080 Mobile) vs 48.6 (Radeon RX 7800 XT) — the Radeon RX 7800 XT offers 120.9% better value.