Quick Answer
The RTX 4090 should deliver 180 fps+ at 1440p and often well above 120 fps at 4K on high-end GPUs in Mass Effect Legendary Edition when paired with a modern Ryzen 5 7600 or Core i5-class CPU. For SA buyers, the realistic decision is whether the broader R35,000-R55,000 GPU band fits your monitor target, not whether the card can open the game.
Recommended test settings
Start with Ultra at 1440p or 4K, with V-sync or a frame cap to avoid needless heat. Keep Windows Game Mode on, close capture overlays you do not use, and test from the same saved area or repeatable match each time. A 144Hz or 165Hz screen is a strong match for most players, while 4K makes more sense on RTX 4090 when the card is not being bought only for one lightweight title.
Expected FPS by resolution
Use these as planning ranges, not lab-certified live benchmark numbers. At 1080p, expect the RTX 4090 to sit near 220-300 fps where the CPU is not the ceiling. At 1440p, plan for 170-240 fps. At 4K, the safer target is 100-160 fps, with Mass Effect Legendary Edition moving higher or lower based on patch, scene density and upscaling mode.
SA buyer context
A RTX 4090 build usually makes sense with 32GB RAM, a 1TB NVMe SSD and a quality PSU around 850W. Broad local card pricing can sit around R35,000-R55,000, while complete gaming PCs can land near R16,000-R30,000 depending on CPU, cooler and monitor. The remaster is not a modern GPU stress test, so quiet operation matters.
FAQ
What FPS should I expect from Mass Effect Legendary Edition on the RTX 4090?
A practical target is 180 fps+ at 1440p and often well above 120 fps at 4K on high-end GPUs. Dense scenes, recording software and older CPUs can lower 1% lows even when the average FPS looks strong.
Is 1440p or 4K better for this card?
1440p is the easier high-refresh target for most players. Choose 4K when you value image sharpness and are comfortable using Quality upscaling or a frame cap.
Which setting should SA gamers lower first?
Lower shadows, volumetrics or heavy post-processing before reducing textures. That protects image quality while improving frame pacing on a wide range of local gaming PCs.
Benchmark note
Run one repeatable Mass Effect Legendary Edition scene for 90 seconds, record average FPS and 1% lows, then compare the result with your monitor refresh rate before changing hardware.