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NVIDIA GeForce RTX 4090 vs NVIDIA GeForce RTX 5080 — Specs & Performance Compared

Verdict: The NVIDIA GeForce RTX 4090 leads on 4 of 5 shared benchmarks (16% in 3DMark Time Spy); the NVIDIA GeForce RTX 5080 takes 1 (8% in PassMark G2D Mark). On gemma:26b, both reach about 5.0 tokens/s (per LocalLLaMA; per LocalLLaMA).

Side-by-side GPU comparison of the NVIDIA GeForce RTX 4090 and the NVIDIA GeForce RTX 5080. Released 2022 (NVIDIA GeForce RTX 4090), 2025 (NVIDIA GeForce RTX 5080). MSRP range: $1,599 · $999. Specs, synthetic benchmarks, AI inference tok/s, and Amazon availability below; each column header links to that part's benchmark page.

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*Price sourced from Amazon.com. Price and availability subject to change.

Where to buy

A listing for each part; the current price and stock are on the retailer's page.

Specs side-by-side

SpecNVIDIA GeForce RTX 4090NVIDIA GeForce RTX 5080
vram gb 2416
vram type GDDR6XGDDR7
tdp w 450360
cuda cores 1638410752

Synthetic benchmarks

Each row says whether a higher or a lower number is better (ranks and times are lower-is-better). Scores come from LanOC Reviews, HWBOT, 3DMark, Overclock3D, HWCooling, Overclocking.com, The FPS Review, UL Benchmarks, [H]ard|Forum RTX 4090 Time Spy Thread, TechPowerUp and Notebookcheck; each row links its sources, and where they differ the cell shows their median. Empty cells mean we don't yet have that benchmark on file for the SKU.

BenchmarkNVIDIA GeForce RTX 4090NVIDIA GeForce RTX 5080
3DMark Fire Strike (higher is better)
Source: LanOC Reviews		 —79,045 points
3DMark Fire Strike Extreme (higher is better)
Source: LanOC Reviews		 —39,871 points
3DMark Fire Strike Ultra (higher is better)
Source: LanOC Reviews		 —21,262 points
3DMark Port Royal (higher is better)
Source: HWBOT, 3DMark, Overclock3D, HWCooling		 25,820 points24,924 points
3DMark Speed Way (higher is better)
Source: Overclocking.com, 3DMark, LanOC Reviews		 10,527 points9,010 points
3DMark Steel Nomad (higher is better)
Source: The FPS Review, LanOC Reviews, UL Benchmarks		 27,805 points8,568 points
3DMark Steel Nomad Light (higher is better)
Source: The FPS Review		 11,287 points—
3DMark Time Spy (higher is better)
Source: [H]ard|Forum RTX 4090 Time Spy Thread, LanOC Reviews, 3DMark		 37,979 points32,642 points
3DMark Time Spy Extreme (higher is better)
Source: TechPowerUp, LanOC Reviews, The FPS Review		 29,321 pts16,244 points
3DMark Time Spy Extreme (Graphics) (higher is better)
Source: TechPowerUp		 19,000 pts—
3DMark Time Spy GPU (higher is better)
Source: TechPowerUp		 35,200 pts—
3DMark Time Spy Graphics (higher is better)
Source: Notebookcheck		 —32,701 points

AI inference (tokens/sec)

Top community-reported tokens-per-second results for popular LLMs whose weights fit the card's memory, each linked to its source. See the per-SKU benchmark page for the full set including quantization and prompt length.

NVIDIA GeForce RTX 4090

All NVIDIA GeForce RTX 4090 AI benchmarks →

NVIDIA GeForce RTX 5080

All NVIDIA GeForce RTX 5080 AI benchmarks →

Quick answers

Which is faster, the NVIDIA GeForce RTX 4090 or the NVIDIA GeForce RTX 5080?

The NVIDIA GeForce RTX 4090 leads on 4 of 5 shared benchmarks (16% in 3DMark Time Spy); the NVIDIA GeForce RTX 5080 takes 1 (8% in PassMark G2D Mark).

Which is better for running local LLMs?

On gemma:26b, both reach about 5.0 tokens/s (per LocalLLaMA; per LocalLLaMA).

What did the NVIDIA GeForce RTX 4090 and the NVIDIA GeForce RTX 5080 cost at launch?

The NVIDIA GeForce RTX 4090 launched at a $1,599 MSRP and the NVIDIA GeForce RTX 5080 at $999. Street prices drift from launch pricing; the Where to buy section links current listings.

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