Head-to-head used GPU value

GeForce RTX 3080 vs GeForce RTX 5070

GeForce RTX 3080 GA102 | GDDR6X | 10 GB currently offers better used performance per dollar. GeForce RTX 5070 GB205 | GDDR7 | 12 GB is about 3.8% faster in the tracked relative score.

Prices updated Sep 30, 2026
Used price differenceGeForce RTX 5070 GB205 | GDDR7 | 12 GB is 84.5% higher
Performance differenceGeForce RTX 5070 GB205 | GDDR7 | 12 GB is 3.8% higher
Value differenceGeForce RTX 5070 GB205 | GDDR7 | 12 GB is 43.7% 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 $302.14 cheaper.

VRAM And Longevity

GeForce RTX 5070 GB205 | GDDR7 | 12 GB includes 2 GB more VRAM. That can matter at higher texture settings, although capacity alone does not make a card faster.

Power And Upgrade Fit

GeForce RTX 5070 GB205 | GDDR7 | 12 GB uses about 70 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 GBGeForce RTX 5070 GB205 | GDDR7 | 12 GB
Current used price$357.59$659.73
Current new price$549$599
Relative performance2425
3DMark Time Spy20,057-
Performance per used dollar0.0660.037
VRAM10 GB12 GB
Board power320 W250 W
ArchitectureAmpereBlackwell 2.0
Release year20202025
Qualified sales3552
Full valuation

GeForce RTX 3080 GA102 | GDDR6X | 10 GB

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

Full valuation

GeForce RTX 5070 GB205 | GDDR7 | 12 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.