Best Used-Market Value
Radeon RX 7800 XT Navi 32 | GDDR6 | 16 GB has the stronger tracked performance-per-dollar score at current used prices. Radeon RX 7800 XT Navi 32 | GDDR6 | 16 GB is about $59.5 cheaper.
PC Part ValueGPU price and value comparison
Head-to-head used GPU value
RTX 4070 vs RX 7800 XT
Radeon RX 7800 XT Navi 32 | GDDR6 | 16 GB currently offers better used performance per dollar. Radeon RX 7800 XT Navi 32 | GDDR6 | 16 GB is about 28.1% faster in the tracked relative score.
Prices updated Sep 2, 2026
Used price differenceRadeon RX 7800 XT Navi 32 | GDDR6 | 16 GB is 11.2% lower
Performance differenceRadeon RX 7800 XT Navi 32 | GDDR6 | 16 GB is 28.1% higher
Value differenceRadeon RX 7800 XT Navi 32 | GDDR6 | 16 GB is 44.3% higher
Which GPU Should You Buy?
Current market, memory, and power differences that can change the better choice.
VRAM And Longevity
Radeon RX 7800 XT Navi 32 | GDDR6 | 16 GB includes 4 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 4070 AD104 | GDDR6X | 12 GB uses about 63 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.
| Metric | GeForce RTX 4070 AD104 | GDDR6X | 12 GB | Radeon RX 7800 XT Navi 32 | GDDR6 | 16 GB |
|---|---|---|
| Current used price | $529.99 | $470.49 |
| Current new price | $680 | $539.98 |
| Relative performance | 23 | 30 |
| 3DMark Time Spy | 19,499 | 21,805 |
| Performance per used dollar | 0.044 | 0.063 |
| VRAM | 12 GB | 16 GB |
| Board power | 200 W | 263 W |
| Architecture | Ada Lovelace | RDNA 3.0 |
| Release year | 2023 | 2023 |
| Qualified sales | 5 | 6 |
Full valuation
GeForce RTX 4070 AD104 | GDDR6X | 12 GB
Open price history, fair value range, confidence, and complete specifications.
Full valuationRadeon RX 7800 XT Navi 32 | GDDR6 | 16 GB
Open price history, fair value range, confidence, and complete specifications.
Build-level estimatePC Value Calculator
Estimate what a complete gaming PC containing either card may be worth.