Head-to-head used GPU value

RTX 3080 vs RX 7800 XT

GeForce RTX 3080 GA102 | GDDR6X | 10 GB currently offers better used performance per dollar. Radeon RX 7800 XT Navi 32 | GDDR6 | 16 GB is about 25.4% faster in the tracked relative score.

Prices updated Sep 2, 2026
Used price differenceRadeon RX 7800 XT Navi 32 | GDDR6 | 16 GB is 37.2% higher
Performance differenceRadeon RX 7800 XT Navi 32 | GDDR6 | 16 GB is 25.4% higher
Value differenceRadeon RX 7800 XT Navi 32 | GDDR6 | 16 GB is 8.6% lower

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. GeForce RTX 3080 GA102 | GDDR6X | 10 GB is about $127.66 cheaper.

VRAM And Longevity

Radeon RX 7800 XT Navi 32 | 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 7800 XT Navi 32 | GDDR6 | 16 GB uses about 57 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.

MetricGeForce RTX 3080 GA102 | GDDR6X | 10 GBRadeon RX 7800 XT Navi 32 | GDDR6 | 16 GB
Current used price$342.83$470.49
Current new price$549$539.98
Relative performance2430
3DMark Time Spy20,05721,805
Performance per used dollar0.0690.063
VRAM10 GB16 GB
Board power320 W263 W
ArchitectureAmpereRDNA 3.0
Release year20202023
Qualified sales26
Full valuation

GeForce RTX 3080 GA102 | GDDR6X | 10 GB

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

Full valuation

Radeon RX 7800 XT Navi 32 | GDDR6 | 16 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.