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PowerColor Red Devil Radeon RX 6900 XT — RDNA 2 · 16 GB GDDR6 · 300 W · Red Devil
PowerColor

PowerColor Red Devil Radeon RX 6900 XT

RDNA 2 · 16 GB GDDR6 · 300 W · Red Devil

82
/ 100
From $1,128
VS
GeForce RTX 4080 Super wins by 11
GeForce RTX 4080 Super — Ada · 16 GB GDDR6X · 320 W
NVIDIA

GeForce RTX 4080 Super

Ada · 16 GB GDDR6X · 320 W

93
/ 100
From $999
Specdex verdict

GeForce RTX 4080 Super takes it — here’s why.

In our weighted Specdex score, PowerColor Red Devil Radeon RX 6900 XT lands at 82 and GeForce RTX 4080 Super at 93. That puts GeForce RTX 4080 Super ahead by 11 points — a decisive margin driven mostly by its strengths in the categories below.

Pick PowerColor Red Devil Radeon RX 6900 XT if…

  • ✓More VRAM at price tier
  • ✓FSR support
  • ✓Driver open-source on Linux

Pick GeForce RTX 4080 Super if…

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

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

4K & rasterization

GeForce RTX 4080 Super

Traditional rendering throughput at high resolution

GeForce RTX 4080 Super leads on raster (93 vs 82).

Ray tracing

GeForce RTX 4080 Super

RT-heavy titles with path-traced lighting

GeForce RTX 4080 Super leads on rt (88 vs 72).

AI workloads

GeForce RTX 4080 Super

Local inference, upscaling, generative tools

GeForce RTX 4080 Super leads on ai (90 vs 67).

Power efficiency

PowerColor Red Devil Radeon RX 6900 XT

Frames per watt — heat, noise, and PSU sizing

PowerColor Red Devil Radeon RX 6900 XT leads on efficiency (76 vs 74).

Value for money

GeForce RTX 4080 Super

Specdex score per dollar at MSRP

GeForce RTX 4080 Super more score per dollar ($999 vs $1,128).

PowerColor Red Devil Radeon RX 6900 XT 82
vs
93 GeForce RTX 4080 Super

Score breakdown

PowerColor Red Devil Radeon RX 6900 XT
82
raster 82
rt 72
ai 67
efficiency 76
GeForce RTX 4080 Super
93
raster 93
rt 88
ai 90
efficiency 74

Specs side-by-side

PowerColor Red Devil Radeon RX 6900 XT versus GeForce RTX 4080 Super — full spec comparison
Spec PowerColor Red Devil Radeon RX 6900 XT GeForce RTX 4080 Super
Architecture
RDNA 2
Ada
VRAM
16 GB GDDR6
16 GB GDDR6X
TBP
300 W
320 W
Release year
2020
2024

PowerColor Red Devil Radeon RX 6900 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

GeForce RTX 4080 Super

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

FAQ: PowerColor Red Devil Radeon RX 6900 XT vs GeForce RTX 4080 Super

Which is better, PowerColor Red Devil Radeon RX 6900 XT or GeForce RTX 4080 Super? +

GeForce RTX 4080 Super scores 93 on our weighted rubric — ahead by 11. Your best pick depends on the sub-scores above.

Is PowerColor Red Devil Radeon RX 6900 XT worth the price? +

At $1,128, PowerColor Red Devil Radeon RX 6900 XT delivers a Specdex score of 82 — strongest in raster.

Is GeForce RTX 4080 Super worth the price? +

At $999, GeForce RTX 4080 Super delivers a Specdex score of 93 — strongest in raster.

Does PowerColor Red Devil Radeon RX 6900 XT or GeForce RTX 4080 Super 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, PowerColor Red Devil Radeon RX 6900 XT or GeForce RTX 4080 Super? +

GeForce RTX 4080 Super — leads on raster (93 vs 82). Traditional rendering throughput at high resolution.

Which is better for ray tracing, PowerColor Red Devil Radeon RX 6900 XT or GeForce RTX 4080 Super? +

GeForce RTX 4080 Super — leads on rt (88 vs 72). RT-heavy titles with path-traced lighting.