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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
PowerColor Red Devil Radeon RX 6900 XT wins by 1
PowerColor Red Devil Radeon RX 6800 XT — RDNA 2 · 16 GB GDDR6 · 300 W · Red Devil
PowerColor

PowerColor Red Devil Radeon RX 6800 XT

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

81
/ 100
From $750
Specdex verdict

PowerColor Red Devil Radeon RX 6900 XT takes it — here’s why.

In our weighted Specdex score, PowerColor Red Devil Radeon RX 6900 XT lands at 82 and PowerColor Red Devil Radeon RX 6800 XT at 81. That puts PowerColor Red Devil Radeon RX 6900 XT ahead by 1 points — a narrow 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 PowerColor Red Devil Radeon RX 6800 XT if…

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

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

4K & rasterization

Tie

Traditional rendering throughput at high resolution

Effectively tied — neither pulls a 2-point weighted lead.

Ray tracing

Tie

RT-heavy titles with path-traced lighting

Effectively tied — neither pulls a 2-point weighted lead.

AI workloads

Tie

Local inference, upscaling, generative tools

Effectively tied — neither pulls a 2-point weighted lead.

Power efficiency

Tie

Frames per watt — heat, noise, and PSU sizing

Effectively tied — neither pulls a 2-point weighted lead.

Value for money

PowerColor Red Devil Radeon RX 6800 XT

Specdex score per dollar at MSRP

PowerColor Red Devil Radeon RX 6800 XT more score per dollar ($750 vs $1,128).

PowerColor Red Devil Radeon RX 6900 XT 82
vs
81 PowerColor Red Devil Radeon RX 6800 XT

Score breakdown

PowerColor Red Devil Radeon RX 6900 XT
82
raster 82
rt 72
ai 67
efficiency 76
PowerColor Red Devil Radeon RX 6800 XT
81
raster 81
rt 71
ai 66
efficiency 76

Specs side-by-side

PowerColor Red Devil Radeon RX 6900 XT versus PowerColor Red Devil Radeon RX 6800 XT — full spec comparison
Spec PowerColor Red Devil Radeon RX 6900 XT PowerColor Red Devil Radeon RX 6800 XT
Architecture
RDNA 2
RDNA 2
VRAM
16 GB GDDR6
16 GB GDDR6
TBP
300 W
300 W
Release year
2020
2020

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

PowerColor Red Devil Radeon RX 6800 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: PowerColor Red Devil Radeon RX 6900 XT vs PowerColor Red Devil Radeon RX 6800 XT

Which is better, PowerColor Red Devil Radeon RX 6900 XT or PowerColor Red Devil Radeon RX 6800 XT? +

PowerColor Red Devil Radeon RX 6900 XT scores 82 on our weighted rubric — ahead by 1. 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 PowerColor Red Devil Radeon RX 6800 XT worth the price? +

At $750, PowerColor Red Devil Radeon RX 6800 XT delivers a Specdex score of 81 — strongest in raster.

Does PowerColor Red Devil Radeon RX 6900 XT or PowerColor Red Devil Radeon RX 6800 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 the better value, PowerColor Red Devil Radeon RX 6900 XT or PowerColor Red Devil Radeon RX 6800 XT? +

PowerColor Red Devil Radeon RX 6800 XT — more score per dollar ($750 vs $1,128). Specdex score per dollar at MSRP.