Skip to content
Specdex
Compare now
GeForce RTX 4080 — Ada · 16 GB GDDR6X · 320 W
NVIDIA

GeForce RTX 4080

Ada · 16 GB GDDR6X · 320 W

92
/ 100
From $1,199
VS
GeForce RTX 4080 wins by 4
Sapphire Nitro+ Radeon RX 7900 XT — RDNA 3 · 20 GB GDDR6 · 315 W · Nitro+
Sapphire

Sapphire Nitro+ Radeon RX 7900 XT

RDNA 3 · 20 GB GDDR6 · 315 W · Nitro+

88
/ 100
From $1,020
Specdex verdict

GeForce RTX 4080 takes it — here’s why.

In our weighted Specdex score, GeForce RTX 4080 lands at 92 and Sapphire Nitro+ Radeon RX 7900 XT at 88. That puts GeForce RTX 4080 ahead by 4 points — a narrow margin driven mostly by its strengths in the categories below.

Pick GeForce RTX 4080 if…

  • ✓NVIDIA driver stack
  • ✓DLSS support on RTX
  • ✓Strong resale value

Pick Sapphire Nitro+ Radeon RX 7900 XT if…

  • ✓More VRAM at price tier
  • ✓FSR support
  • ✓Driver open-source on Linux
Share this comparison: Share to Reddit X / Twitter

Winner by scenario

Derived from the sub-score breakdown · not a separate test

4K & rasterization

GeForce RTX 4080

Traditional rendering throughput at high resolution

GeForce RTX 4080 leads on raster (92 vs 88).

Ray tracing

GeForce RTX 4080

RT-heavy titles with path-traced lighting

GeForce RTX 4080 leads on rt (87 vs 78).

AI workloads

GeForce RTX 4080

Local inference, upscaling, generative tools

GeForce RTX 4080 leads on ai (89 vs 73).

Power efficiency

Sapphire Nitro+ Radeon RX 7900 XT

Frames per watt — heat, noise, and PSU sizing

Sapphire Nitro+ Radeon RX 7900 XT leads on efficiency (77 vs 73).

Value for money

Sapphire Nitro+ Radeon RX 7900 XT

Specdex score per dollar at MSRP

Sapphire Nitro+ Radeon RX 7900 XT more score per dollar ($1,020 vs $1,199).

GeForce RTX 4080 92
vs
88 Sapphire Nitro+ Radeon RX 7900 XT

Score breakdown

GeForce RTX 4080
92
raster 92
rt 87
ai 89
efficiency 73
Sapphire Nitro+ Radeon RX 7900 XT
88
raster 88
rt 78
ai 73
efficiency 77

Specs side-by-side

GeForce RTX 4080 versus Sapphire Nitro+ Radeon RX 7900 XT — full spec comparison
Spec GeForce RTX 4080 Sapphire Nitro+ Radeon RX 7900 XT
Architecture
Ada
RDNA 3
VRAM
16 GB GDDR6X
▲ 20 GB GDDR6
TBP
320 W
315 W
Release year
2022
2022

GeForce RTX 4080

Pros
  • +NVIDIA driver stack
  • +DLSS support on RTX
  • +Strong resale value
Cons
  • −Power draw scales with tier
  • −Gen-over-gen price creep
  • −VRAM gated per tier

Sapphire Nitro+ Radeon RX 7900 XT

Pros
  • +More VRAM at price tier
  • +FSR support
  • +Driver open-source on Linux
Cons
  • −RT trails NVIDIA
  • −AI ecosystem smaller
  • −Driver day-0 bugs

FAQ: GeForce RTX 4080 vs Sapphire Nitro+ Radeon RX 7900 XT

Which is better, GeForce RTX 4080 or Sapphire Nitro+ Radeon RX 7900 XT? +

GeForce RTX 4080 scores 92 on our weighted rubric — ahead by 4. Your best pick depends on the sub-scores above.

Is GeForce RTX 4080 worth the price? +

At $1,199, GeForce RTX 4080 delivers a Specdex score of 92 — strongest in raster.

Is Sapphire Nitro+ Radeon RX 7900 XT worth the price? +

At $1,020, Sapphire Nitro+ Radeon RX 7900 XT delivers a Specdex score of 88 — strongest in raster.

Does GeForce RTX 4080 or Sapphire Nitro+ Radeon RX 7900 XT last longer? +

Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.

Which is better for 4K gaming, GeForce RTX 4080 or Sapphire Nitro+ Radeon RX 7900 XT? +

GeForce RTX 4080 — leads on raster (92 vs 88). Traditional rendering throughput at high resolution.

Which is better for ray tracing, GeForce RTX 4080 or Sapphire Nitro+ Radeon RX 7900 XT? +

GeForce RTX 4080 — leads on rt (87 vs 78). RT-heavy titles with path-traced lighting.