The RTX 5090 is the obvious champion on paper — 21,760 CUDA cores, 32 GB GDDR7, a 512-bit bus, 575 W TDP. The RX 9070 XT costs less than half as much and draws roughly half the power. But how big is the actual gap at 1440p ultra, where 60–70% of PC gamers live?
Test platform
- CPU: Ryzen 7 9800X3D, 64 GB DDR5-6400
- PSU: Seasonic Prime PX-1300, fresh thermal paste, 22 °C ambient
- Drivers: NVIDIA 580.91, AMD Adrenalin 26.4.1
- DLSS / FSR: disabled for raster numbers, separately reported below
- Resolution: 2560×1440, ultra preset, no frame generation, no upscaling unless noted
12-game average (1440p ultra, native)
| Game | RTX 5090 | RX 9070 XT |
|---|---|---|
| Cyberpunk 2077 (no RT) | 168 fps | 124 fps |
| Cyberpunk 2077 (RT Ultra) | 94 fps | 41 fps |
| Hogwarts Legacy | 152 fps | 118 fps |
| Alan Wake 2 | 119 fps | 88 fps |
| Helldivers 3 | 184 fps | 142 fps |
| Black Myth: Wukong | 132 fps | 98 fps |
| Star Citizen | 87 fps | 64 fps |
| Forza Motorsport | 211 fps | 170 fps |
| Path of Exile 2 | 158 fps | 122 fps |
| Starfield | 144 fps | 111 fps |
| Counter-Strike 2 | 488 fps | 412 fps |
| Baldur's Gate 3 | 167 fps | 134 fps |
Raster average across all 12 games: RTX 5090 leads by 31%. Every single raster result on the RX 9070 XT clears 60 fps, and 10 of 12 clear 88 fps.
Ray tracing is a different story
Strip out the raster games and the picture changes completely: with RT Ultra enabled in Cyberpunk, the 5090's lead balloons to 129% — 94 fps vs a borderline 41. Alan Wake 2 with full path tracing shows a similar spread. RDNA 4's ray-tracing hardware improved substantially over the 7000 series, but at maxed RT settings NVIDIA still owns the tier. If path tracing matters to you, this comparison isn't close.
Upscaling narrows nothing — and everything
With DLSS 4 (quality) vs FSR 4 (quality), both cards gain 45–60% at 1440p, so the relative gap barely moves. What changes is the absolute floor: the RX 9070 XT with FSR 4 quality clears 60 fps in Cyberpunk RT Ultra (63 fps average). Upscaling doesn't close the gap between the cards — it makes the cheaper card sufficient. FSR 4's image quality is finally within arguing distance of DLSS at 1440p quality mode, which was not true a generation ago.
Power, heat, noise
| RTX 5090 | RX 9070 XT | |
|---|---|---|
| Peak board power (gaming) | 548 W | 291 W |
| Perf per watt (raster, indexed) | 100 | 117 |
| Peak case exhaust temp | 44 °C | 38 °C |
The efficiency crown at 1440p belongs to AMD: the 9070 XT delivers ~76% of the raster performance for ~53% of the power. The 5090 also demands a 1000 W+ PSU and serious case airflow — hidden costs the spec sheet doesn't show.
Value math
At street pricing (~2.4× the RX 9070 XT), the RTX 5090 delivers 1.31× raster performance — meaning you pay roughly 1.8× more per raster frame at 1440p. Ray tracing and CUDA workloads (rendering, local AI) are what justify the premium; pure 1440p raster gaming does not.
Verdict
- 1440p high-refresh raster gaming: RX 9070 XT. The 31% gap is invisible above your monitor's refresh rate; the cost gap isn't.
- Path tracing, 4K ambitions, or GPU compute: RTX 5090 — it's the only card here that treats maxed RT as playable natively.
- Building small or quiet: RX 9070 XT, without hesitation.
Full spec sheets: RTX 5090 vs RX 9070 XT · all graphics cards ranked. Terms explained in the glossary: ray tracing cores, VRAM.