Graphics card

GeForce RTX 3090 vs GeForce RTX 3080

Compared by performance index, specifications and load profile. The per-parameter difference comes first; the index follows.

Verdict

GeForce RTX 3090 is 10% faster on the performance index.

The gap is noticeable but not decisive.

GeForce RTX 3090 leads on 4 parameters, GeForce RTX 3080 on 0.

Specification source: A — NVIDIA; B — NVIDIA. Specifications verified on 2026-07-27

Difference per parameter

  • Rasterization

    205
    185
  • Ray tracing

    154
    139
  • Video memory

    24 GB
    10 GB
  • Power efficiency

    350 W
    320 W
  • Memory bandwidth

    384-bit GDDR6X
    320-bit GDDR6X

Profile of both sides

RasterizationRay tracingVideo memoryPower efficiencyMemory bandwidth
GeForce RTX 3090GeForce RTX 3080

Specifications side by side

Side AGeForce RTX 3090Side BGeForce RTX 3080
Performance index205better185
Ray tracing index154better139
Video memory24 GBbetter10 GB
Memory typeGDDR6XGDDR6X
Memory bus384 bitbetter320 bit
Boost clock1695 MHz1710 MHzbetter
Power draw (TDP)350 W320 Wbetter
UpscalerDLSSDLSS
Process nodeSamsung 8 nmSamsung 8 nm
ReleasedQ3 2020Q3 2020

FPS in popular games

FPS is shown only when a verified measurement exists for the exact CPU, GPU and settings.

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Deltas are computed from the EasyX-X catalog: relative performance indices and the vendor’s own published specifications. We do not copy third-party benchmark tables.