The verdict
RTX 5080 takes it, 5–3 on rounds.
On the published figures, RTX 5080 takes 5 of 8 rounds. Treat that as a starting point and check the current figures on both pages, because prices and plans move.
Choose RTX 5080 if…
- • You want RTX 5080's edge on what it cost at launch and how fast it boosts
Choose RTX 4090 if…
- • You want RTX 4090's edge on how much video memory you get and how many shader cores it has
Round by round
- Round 1What it cost at launchRTX 5080 wins
RTX 5080 wins this round on what the company itself publishes.
- Round 2How much video memory you getRTX 4090 wins
RTX 4090 wins this round on what the company itself publishes.
- Round 3How many shader cores it hasRTX 4090 winsRTX 50805/10
10,752 CUDA cores
Founders Edition spec
- 10,752 CUDA cores, against 16,384 CUDA cores
Source: nvidia.com ↗
RTX 4090 wins this round on what the company itself publishes.
- Round 4How fast it boostsRTX 5080 wins
RTX 5080 wins this round on what the company itself publishes.
- Round 5How much power it drawsRTX 5080 wins
RTX 5080 wins this round on what the company itself publishes.
- Round 6Which memory it usesRTX 5080 wins
RTX 5080 wins this round on what the company itself publishes.
- Round 7How wide the memory bus isRTX 4090 wins
RTX 4090 wins this round on what the company itself publishes.
- Round 8Which DisplayPort it supportsRTX 5080 winsRTX 40905/10
DisplayPort 1.4a
Founders Edition spec
- DisplayPort 1.4a, against DisplayPort 2.1b
Source: nvidia.com ↗
RTX 5080 wins this round on what the company itself publishes.
Side by side
- 16 GB GDDR7, against 24 GB GDDR6
- 256-bit, against 384-bit
- 850 W, against 800 W
- 360 W, against 320 W
- $1,599, against $999
- 2.52 GHz, against 2.62 GHz
- 450 W, against 360 W
- GDDR6X, against GDDR7