Low frame rates in Balatro on a RTX 4070 are almost a contradiction, since the game is 2D and trivially light, so the real cause is a system setting capping it rather than a lack of GPU power.
Quick Answer
If Balatro feels low on a RTX 4070, the fix is almost never the GPU. Turn off any in-game or driver frame cap, disable V-Sync if it is locking you to 30 fps, and set Windows to High Performance power mode. A RTX 4070 can run Balatro at hundreds of fps, so a low number means something is throttling it, not that the card is weak.
Why a RTX 4070 Should Never Be Slow in Balatro
Balatro renders simple 2D card art, so it places almost no load on a RTX 4070. If you see low frame rates, check for a frame-rate cap in the game or your driver control panel, a V-Sync setting locking you to your panel's refresh, or a battery-saver power profile on a laptop. Confirm the game is actually using the RTX 4070 and not an integrated chip, which is a common cause of unexpectedly low frames.
Settings and Driver Checks
Run a clean GeForce driver install: use the Studio or Game Ready branch, tick the clean-install box, and reboot before testing again. In your GPU control panel, set the power management mode to prefer maximum performance and remove any global frame cap. On a laptop, plug in and switch off battery-saver, since power limits there often pin frame rates low. If a high-refresh panel still shows low numbers, enable its full refresh rate in Windows display settings, which is frequently left at 60Hz by default.
Pro Tip
Check for a hidden frame cap first. Balatro is so light that a low number nearly always means V-Sync, a driver cap, or a battery-saver profile is throttling it.
FAQ
Why is Balatro low FPS on a RTX 4070?
Not the RTX 4070. Balatro is 2D and trivially light, so a low number means a frame cap, V-Sync, or a battery-saver profile is throttling it.
Does V-Sync lower Balatro frame rate?
It can lock you to your panel's refresh or to 30 fps if double-buffered, so disable it or use adaptive sync to test the true frame rate.
Is Balatro using my RTX 4070 or integrated graphics?
Confirm in Windows graphics settings that Balatro is assigned to the RTX 4070; running on integrated graphics is a common cause of low frames on laptops.
Unlock Balatro's frame rate on your RTX 4070
Remove frame caps, disable V-Sync, and set High Performance mode. For wider gaming upgrades, compare options at Evetech.