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Sapphire Nitro+ Radeon RX 6800 XT — RDNA 2 · 16 GB GDDR6 · 300 W · Nitro+
Sapphire

Sapphire Nitro+ Radeon RX 6800 XT

RDNA 2 · 16 GB GDDR6 · 300 W · Nitro+

81
/ 100
From $750
VS
Sapphire Nitro+ Radeon RX 6800 XT wins by 5
Sapphire Nitro+ Radeon RX 6750 XT — RDNA 2 · 12 GB GDDR6 · 250 W · Nitro+
Sapphire

Sapphire Nitro+ Radeon RX 6750 XT

RDNA 2 · 12 GB GDDR6 · 250 W · Nitro+

76
/ 100
From $642
Specdex verdict

Sapphire Nitro+ Radeon RX 6800 XT takes it — here’s why.

In our weighted Specdex score, Sapphire Nitro+ Radeon RX 6800 XT lands at 81 and Sapphire Nitro+ Radeon RX 6750 XT at 76. That puts Sapphire Nitro+ Radeon RX 6800 XT ahead by 5 points — a decisive margin driven mostly by its strengths in the categories below.

Pick Sapphire Nitro+ Radeon RX 6800 XT if…

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

Pick Sapphire Nitro+ Radeon RX 6750 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

Sapphire Nitro+ Radeon RX 6800 XT

Traditional rendering throughput at high resolution

Sapphire Nitro+ Radeon RX 6800 XT leads on raster (81 vs 76).

Ray tracing

Sapphire Nitro+ Radeon RX 6800 XT

RT-heavy titles with path-traced lighting

Sapphire Nitro+ Radeon RX 6800 XT leads on rt (71 vs 66).

AI workloads

Sapphire Nitro+ Radeon RX 6800 XT

Local inference, upscaling, generative tools

Sapphire Nitro+ Radeon RX 6800 XT leads on ai (66 vs 61).

Power efficiency

Tie

Frames per watt — heat, noise, and PSU sizing

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

Value for money

Tie

Specdex score per dollar at MSRP

Effectively tied — similar score-per-dollar at MSRP.

Sapphire Nitro+ Radeon RX 6800 XT 81
vs
76 Sapphire Nitro+ Radeon RX 6750 XT

Score breakdown

Sapphire Nitro+ Radeon RX 6800 XT
81
raster 81
rt 71
ai 66
efficiency 76
Sapphire Nitro+ Radeon RX 6750 XT
76
raster 76
rt 66
ai 61
efficiency 77

Specs side-by-side

Sapphire Nitro+ Radeon RX 6800 XT versus Sapphire Nitro+ Radeon RX 6750 XT — full spec comparison
Spec Sapphire Nitro+ Radeon RX 6800 XT Sapphire Nitro+ Radeon RX 6750 XT
Architecture
RDNA 2
RDNA 2
VRAM
▲ 16 GB GDDR6
12 GB GDDR6
TBP
300 W
250 W
Release year
2020
2022

Sapphire Nitro+ 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

Sapphire Nitro+ Radeon RX 6750 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: Sapphire Nitro+ Radeon RX 6800 XT vs Sapphire Nitro+ Radeon RX 6750 XT

Which is better, Sapphire Nitro+ Radeon RX 6800 XT or Sapphire Nitro+ Radeon RX 6750 XT? +

Sapphire Nitro+ Radeon RX 6800 XT scores 81 on our weighted rubric — ahead by 5. Your best pick depends on the sub-scores above.

Is Sapphire Nitro+ Radeon RX 6800 XT worth the price? +

At $750, Sapphire Nitro+ Radeon RX 6800 XT delivers a Specdex score of 81 — strongest in raster.

Is Sapphire Nitro+ Radeon RX 6750 XT worth the price? +

At $642, Sapphire Nitro+ Radeon RX 6750 XT delivers a Specdex score of 76 — strongest in efficiency.

Does Sapphire Nitro+ Radeon RX 6800 XT or Sapphire Nitro+ Radeon RX 6750 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, Sapphire Nitro+ Radeon RX 6800 XT or Sapphire Nitro+ Radeon RX 6750 XT? +

Sapphire Nitro+ Radeon RX 6800 XT — leads on raster (81 vs 76). Traditional rendering throughput at high resolution.

Which is better for ray tracing, Sapphire Nitro+ Radeon RX 6800 XT or Sapphire Nitro+ Radeon RX 6750 XT? +

Sapphire Nitro+ Radeon RX 6800 XT — leads on rt (71 vs 66). RT-heavy titles with path-traced lighting.