Doom

The AMD Ryzen 9 7900X paired with the AMD Radeon RX 7600 XT delivers a robust 1080p and 1440p experience in Doom, but the data reveals a clear ceiling at 4K Ultra settings. This combination ranks 1065th out of 1681 tested combos, placing it in the upper-middle tier of the database, with benchmark results that show a system capable of high refresh rates at lower resolutions but one that will require settings adjustments for 4K play.

FAQ

Q: What is the best resolution for this combo to maintain 144 FPS?

A: At 1920x1080, the combo achieves 148.5 FPS on High settings and 174.9 FPS on Medium, making 1080p the only resolution where the High preset crosses the 144 FPS threshold. At 2560x1440, the High preset drops to 93.5 FPS.

Q: How does the CPU compare to its nearest rival in synthetic benchmarks?

A: The Ryzen 9 7900X has an average benchmark score of 50556, which is essentially tied with the Intel Core Ultra 5 235 (50598, -0.1% delta) and the AMD Ryzen 9 5900XT (50738, -0.4% delta). It sits 0.8% behind the Intel Core i9-13980HX (50944).

Q: What is the GPU's performance percentile relative to all tested GPUs?

A: The RX 7600 XT holds a 63rd percentile ranking among all GPUs in the database. Its average benchmark score of 20146 places it 0.3% ahead of the RX 460 (20088) and 0.6% behind the non-XT RX 7600 (20258).

Q: Does raising settings from Low to Ultra have a linear impact on FPS at 1440p?

A: No, the scaling is not linear. At 2560x1440, the jump from Low (130.7 FPS) to Medium (115.6 FPS) costs 15.1 FPS, while the jump from High (93.5 FPS) to Ultra (79.2 FPS) costs 14.3 FPS. The largest single drop occurs between Medium and High, which loses 22.1 FPS.

Q: Is the CPU or GPU the limiting factor at 4K Ultra settings?

A: The data suggests the GPU is the primary bottleneck at 4K. The Ultra preset at 3840x2160 yields only 40.2 FPS, while the CPU's strong multi-threaded scores (Cinebench R23 multi-core: 43695) indicate it has ample headroom. Lowering to Medium at 4K recovers 22.6 FPS, pointing to GPU-bound rendering.

Q: What is the launch MSRP of the CPU and GPU?

A: The AMD Ryzen 9 7900X has a launch MSRP of $549, and the AMD Radeon RX 7600 XT has a launch MSRP of 329 USD.

CPU Role

The Ryzen 9 7900X is a 12-core, 24-thread Zen 4 processor based on the Raphael architecture, built on TSMC's 5 nm process. Its base clock of 4.70 GHz and boost clock of 5.60 GHz provide substantial single-thread performance, evidenced by a Geekbench single-core score of 2952 and a Cinebench R23 single-core score of 6168. This high-frequency design is directly relevant to Doom, which relies on strong per-core performance for game logic and draw call processing.

The CPU's multi-threaded capabilities are equally impressive. With a Cinebench R23 multi-core score of 43695, it outperforms its nearest rival, the Intel Core i7-13850HX (50827, -0.5% delta), by a small margin in aggregate benchmarks. The 64 MB of shared L3 cache helps keep frequently accessed game assets close to the cores, reducing latency. The data shows that at 1080p Low settings, the system reaches 199.7 FPS, which suggests the CPU is capable of feeding the GPU at high frame rates without becoming a bottleneck, as the GPU is still the primary renderer.

The processor's 93rd percentile ranking among all CPUs indicates that it is a high-end part, and its average benchmark score of 50556 places it in a tight cluster with rivals like the Intel Core Ultra 5 235 (-0.1% delta) and the Ryzen 9 5900XT (-0.4% delta). For Doom, this means the CPU is unlikely to be the limiting factor at any resolution tested; instead, the data implies that the GPU will dictate performance ceilings, particularly as settings and resolution increase.

GPU Role

The Radeon RX 7600 XT is built on the RDNA 3.0 architecture with the Navi 33 chip, manufactured on a 6 nm process. It features 16 GB of GDDR6 memory on a 128-bit bus, yielding a bandwidth of 288.0 GB/s. The GPU's boost clock of 2755 MHz and game clock of 2470 MHz drive its 2048 shading units, which deliver a peak FP32 throughput of 22.57 TFLOPS. These specifications position the card as a mid-range offering, and its 63rd percentile ranking among all GPUs confirms this.

Benchmark results show the RX 7600 XT's average score of 20146 places it in close competition with the RTX 2060 SUPER (19774, 1.9% delta) and the RTX 3070 Mobile (20534, -1.9% delta). This competitive positioning is reflected in Doom's measured frames. At 1080p, the GPU handles all presets admirably, from 199.7 FPS on Low to 118.2 FPS on Ultra. The 16 GB VRAM is ample for this title, as the data shows no signs of memory-related stutters or crashes, even at 4K Ultra.

However, the GPU becomes the clear bottleneck at 4K. The Ultra preset at 3840x2160 drops to 40.2 FPS, which is below the 60 FPS target. This is a significant performance cliff compared to 1440p Ultra (79.2 FPS), suggesting that the GPU's raw compute power, rather than memory capacity, is the limiting factor. The pixel rate of 176.3 GPixel/s and texture rate of 352.6 GTexel/s are simply not sufficient to maintain high frame rates at 4K with maximum settings in this engine.

Settings Recommendations

For the best balance of visual fidelity and frame rate at 1920x1080, the High preset is the clear choice, delivering 148.5 FPS. This provides a smooth experience on high-refresh-rate monitors while keeping the visual quality well above Medium (174.9 FPS) or Low (199.7 FPS). The Ultra preset at 1080p (118.2 FPS) is still playable but offers diminishing returns for a 30.3 FPS loss compared to High.

At 2560x1440, the Medium preset (115.6 FPS) is the sweet spot for competitive play, offering a significant boost over High (93.5 FPS) without the visual degradation of Low (130.7 FPS). For a more cinematic experience, High at 1440p (93.5 FPS) remains viable, but Ultra (79.2 FPS) starts to feel less fluid.

At 3840x2160, the data suggests that High settings (54.1 FPS) are the maximum playable preset, though it falls just short of 60 FPS. Medium (62.8 FPS) is the only 4K preset that crosses the 60 FPS threshold, making it the recommended choice for 4K gaming. Low (68.8 FPS) is smoother but sacrifices significant visual detail. Ultra at 4K (40.2 FPS) should be avoided, as the frame rate drop is too severe for a fast-paced FPS.

How This Combo Ranks

The combo's rank of 1065 out of 1681 tested combinations places it in the 63rd percentile of all systems tested in Doom. This is a solid mid-tier ranking, consistent with the GPU's 63rd percentile standing. The CPU's higher percentile (93rd) does not boost the combo's rank further, confirming that in this game, the GPU is the performance arbiter.

Compared to other combos in the database, this system sits ahead of lower-end GPU pairings but behind those with higher-tier graphics cards. The data implies that the Ryzen 9 7900X's substantial processing power is somewhat underutilized in Doom at higher resolutions, as the RX 7600 XT reaches its limits first. The ranking suggests that for this specific title, the GPU choice is more critical than CPU selection, as the 7900X provides ample headroom that is not fully exploited.

Measured FPS Breakdown

At 1920x1080, the measured average FPS across settings are: Low 199.7, Medium 174.9, High 148.5, and Ultra 118.2. The spread from Low to Ultra is 81.5 FPS, indicating that settings have a substantial impact at this resolution.

At 2560x1440, the results are: Low 130.7, Medium 115.6, High 93.5, and Ultra 79.2. The spread here is 51.5 FPS, with the step from Medium to High (22.1 FPS drop) being the most pronounced.

At 3840x2160, the results are: Low 68.8, Medium 62.8, High 54.1, and Ultra 40.2. The spread is 28.6 FPS, and notably, the gap between High and Ultra (13.9 FPS) is larger than the gap between Medium and High (8.7 FPS), suggesting that Ultra settings introduce a disproportionate rendering cost.

Resolution Scaling

Moving from 1080p to 1440p at High settings, the FPS drops from 148.5 to 93.5, a 37.0% reduction. From 1440p to 4K at High, the FPS drops from 93.5 to 54.1, a 42.1% reduction. This scaling pattern indicates that the GPU's fill rate and shading capacity are being stressed as pixel count increases.

The data reveals that the performance penalty for resolution scaling is not uniform. At Low settings, the drop from 1080p (199.7 FPS) to 1440p (130.7 FPS) is 34.5%, while the drop from 1440p to 4K (68.8 FPS) is 47.4%. This steeper decline at higher resolutions suggests that the GPU is becoming increasingly saturated, and the CPU's role diminishes as the rendering load grows.

The limiting component is clearly the GPU. The Ryzen 9 7900X's single-thread score of 1093 in 3DMark and multi-thread score of 12536 in 3DMark max threads indicate it can handle the game's logic at high speeds. However, the RX 7600 XT's 128-bit memory bus and 22.57 TFLOPS compute are insufficient to maintain high frame rates at 4K Ultra. The data implies that for this combo, 1440p is the optimal resolution ceiling, where the GPU can still deliver above 90 FPS on High settings, while 4K requires dropping to Medium to stay above 60 FPS.