Head-to-head used GPU value

RX 6800 XT vs RTX 3080

GeForce RTX 3080 GA102 | GDDR6X | 10 GB currently offers better used performance per dollar. GeForce RTX 3080 GA102 | GDDR6X | 10 GB is about 43% faster in the tracked relative score.

Prices updated Sep 6, 2026
Used price differenceGeForce RTX 3080 GA102 | GDDR6X | 10 GB is 5.8% higher
Performance differenceGeForce RTX 3080 GA102 | GDDR6X | 10 GB is 43% higher
Value differenceGeForce RTX 3080 GA102 | GDDR6X | 10 GB is 35.2% higher

Which GPU Should You Buy?

Current market, memory, and power differences that can change the better choice.

Best Used-Market Value

GeForce RTX 3080 GA102 | GDDR6X | 10 GB has the stronger tracked performance-per-dollar score at current used prices. Radeon RX 6800 XT Navi 21 | GDDR6 | 16 GB is about $21.9 cheaper.

VRAM And Longevity

Radeon RX 6800 XT Navi 21 | GDDR6 | 16 GB includes 6 GB more VRAM. That can matter at higher texture settings, although capacity alone does not make a card faster.

Power And Upgrade Fit

Radeon RX 6800 XT Navi 21 | GDDR6 | 16 GB uses about 20 W less board power on the tracked specifications, which can reduce PSU and cooling requirements.

Price, Performance And Specification Comparison

Used price uses the latest median, then the 25th percentile or minimum as fallback.

MetricRadeon RX 6800 XT Navi 21 | GDDR6 | 16 GBGeForce RTX 3080 GA102 | GDDR6X | 10 GB
Current used price$375.79$397.69
Current new price$449$549
Relative performance1724
3DMark Time Spy21,95920,057
Performance per used dollar0.0440.059
VRAM16 GB10 GB
Board power300 W320 W
ArchitectureRDNA 2.0Ampere
Release year20202020
Qualified sales66
Full valuation

Radeon RX 6800 XT Navi 21 | GDDR6 | 16 GB

Open price history, fair value range, confidence, and complete specifications.

Full valuation

GeForce RTX 3080 GA102 | GDDR6X | 10 GB

Open price history, fair value range, confidence, and complete specifications.

Build-level estimate

PC Value Calculator

Estimate what a complete gaming PC containing either card may be worth.