The verdict
RTX 5070 takes it, 6–2 on rounds.
On the published figures, RTX 5070 takes 6 of 8 rounds. Treat that as a starting point and check the current figures on both pages, because prices and plans move.
Choose RTX 5070 if…
- • You want RTX 5070's edge on what it cost at launch and how much video memory you get
Choose RTX 3080 if…
- • You want RTX 3080's edge on how many shader cores it has and how wide the memory bus is
Round by round
- Round 1What it cost at launchRTX 5070 wins
RTX 5070 wins this round on what the company itself publishes.
- Round 2How much video memory you getRTX 5070 winsRTX 30805/10
10 GB GDDR6X
10GB model, Founders Edition spec
- 10 GB GDDR6X, against 12 GB GDDR7
Source: nvidia.com ↗
RTX 5070 wins this round on what the company itself publishes.
- Round 3How many shader cores it hasRTX 3080 winsRTX 50705/10
6,144 CUDA cores
Founders Edition spec
- 6,144 CUDA cores, against 8,704 CUDA cores
Source: nvidia.com ↗
RTX 3080 wins this round on what the company itself publishes.
- Round 4How fast it boostsRTX 5070 wins
RTX 5070 wins this round on what the company itself publishes.
- Round 5How much power it drawsRTX 5070 wins
RTX 5070 wins this round on what the company itself publishes.
- Round 6Which memory it usesRTX 5070 wins
RTX 5070 wins this round on what the company itself publishes.
- Round 7How wide the memory bus isRTX 3080 wins
RTX 3080 wins this round on what the company itself publishes.
- Round 8What power supply it needsRTX 5070 winsRTX 30805/10
750 W
10GB model, NVIDIA recommended power supply
- 750 W, against 650 W
Source: nvidia.com ↗
RTX 5070 wins this round on what the company itself publishes.
Side by side
- 6,144 CUDA cores, against 8,704 CUDA cores
- 192-bit, against 320-bit
- 250 W, against 200 W
- 6,144 CUDA cores, against 7,168 CUDA cores
- $699, against $549
- 10 GB GDDR6X, against 12 GB GDDR7
- 1.71 GHz, against 2.51 GHz
- 320 W, against 250 W