Downfall

# Downfall with AMD Ryzen 7 5800X3D + NVIDIA GeForce RTX 5090 D

The AMD Ryzen 7 5800X3D paired with the NVIDIA GeForce RTX 5090 D produces a striking performance profile in Downfall, a 2016 horror title that clearly scales aggressively with hardware. The measured data reveals a combination capable of triple-digit frame rates at every tested resolution, but the relationship between settings and resolution tells a nuanced story about where the bottleneck lies. This analysis examines the measured FPS rows, the combo's rank among 2,928 tested configurations, and the distinct roles played by the CPU's 3D V-Cache and the GPU's massive memory subsystem.

Settings Recommendations

The measured FPS data for this combo in Downfall shows that the Medium preset delivers the most balanced experience across all three resolutions. At 3840x2160, Medium produces an average of 175 FPS with a minimum of 149 FPS and a maximum of 202 FPS, representing a 21.5% improvement over High's 144 FPS average while maintaining a comfortable margin above typical display refresh rates. The 149 FPS minimum is particularly telling — it suggests the frame pacing remains stable even during demanding scenes, which matters in a horror game where sudden visual spikes can impact gameplay.

At 2560x1440, Medium again stands out with 282 FPS average, a minimum of 240 FPS, and a maximum of 324 FPS. This represents a 22.1% uplift over High's 231 FPS while retaining a minimum frame rate that never dips below 240. For 1920x1080, Medium achieves 337 FPS average with a 286 FPS minimum and 387 FPS maximum, which is only 24 FPS below Low's 361 FPS average. The Low preset at 1080p does offer the highest raw average at 361 FPS, but the visual compromise in a horror game likely outweighs the modest 6.6% gain.

Ultra settings present a different trade-off. At every resolution, Ultra cuts the average FPS roughly in half compared to Medium: 90 FPS at 4K (48.6% lower), 144 FPS at 1440p (48.9% lower), and 202 FPS at 1080p (40.1% lower). While 90 FPS at 4K Ultra is still playable, the dramatic drop suggests Ultra enables effects that disproportionately tax the GPU. The data indicates Medium as the sweet spot — it retains high average frame rates while the minimum FPS figures suggest consistent delivery, whereas High and Ultra lack reported minimums, potentially indicating less stable frame delivery.

How This Combo Ranks

The combination of the AMD Ryzen 7 5800X3D and NVIDIA GeForce RTX 5090 D ranks 69th out of 2,928 tested combos in Downfall, placing it in the top 2.4% of all configurations. This is a strong result, but the rank relative to the raw hardware potential reveals an interesting inefficiency. The RTX 5090 D alone sits at the 92nd percentile among all GPUs, while the Ryzen 7 5800X3D ranks at the 80th percentile among all CPUs. The combo's top-2.4% placement actually exceeds what either component's individual percentile might suggest, indicating that Downfall responds well to the pairing's specific strengths.

The CPU's nearest rivals in overall benchmark scores provide context for its contribution. The Ryzen 7 5800X3D's average benchmark score of 27,896 is essentially tied with the AMD Ryzen 7 6800U (27,887, 0% delta), the Intel Core i9-10900K (27,872, 0.1% delta), and the AMD Ryzen AI 5 PRO 340 (27,932, -0.1% delta). The Intel Core i5-12600KF trails slightly at 27,799 (0.3% delta). This clustering suggests that the 5800X3D's advantage in Downfall comes not from raw compute throughput but from its specific architectural features — the 96 MB of shared L3 cache and the 8-core/16-thread configuration — which likely benefit the horror genre's physics and AI computations.

The GPU's nearest rivals show a different pattern. The RTX 5090 D's average benchmark score of 77,712 is 1.1% ahead of the AMD Radeon RX 6650M XT (76,904), but 1.6% behind the AMD Radeon RX 6850M XT (78,940) and 2.1-2.4% behind the NVIDIA Tesla P100 variants (79,396 and 79,605). This rank placement suggests that in general compute workloads, the 5090 D does not dominate as decisively as its 32 GB memory and 104.8 TFLOPS FP32 performance might imply, yet in Downfall specifically, the combo's rank demonstrates that game-specific optimization can overcome general benchmark standings.

GPU Role

The NVIDIA GeForce RTX 5090 D brings formidable specifications to Downfall, and the measured FPS data reflects its capabilities. The GPU's 32 GB of GDDR7 memory on a 512-bit bus provides 1.79 TB/s of bandwidth, which is more than sufficient for a 2016 horror title. The 28 Gbps effective memory clock and 1,750 MHz memory base clock ensure that texture streaming and asset loading never become constraints, even at 4K Ultra where the 90 FPS average indicates the GPU is processing complex visual effects.

The GPU's clock behavior shows a base of 2,017 MHz and a boost of 2,407 MHz, which are relatively conservative for a 575 W TDP card. The 176 ROPs and 680 TMUs handle pixel and texture processing, while the 21,760 shading units provide massive parallel compute capacity. In Downfall, the data shows that the GPU scales almost linearly with resolution at Medium settings: 337 FPS at 1080p, 282 FPS at 1440p (83.7% of 1080p), and 175 FPS at 4K (51.9% of 1080p). This scaling pattern indicates the GPU is the primary driver of performance at Medium settings, as the frame rate drops proportionally with pixel count.

However, the GPU's role shifts when comparing Low to Ultra settings. At 4K, Low produces 214 FPS while Ultra produces 90 FPS — a 137.8% difference that cannot be explained by resolution alone. The Ultra preset likely enables ray-traced effects or advanced shading that heavily taxes the RTX 5090 D's 170 RT cores. The GPU's 104.8 TFLOPS FP32 performance and 104.8 TFLOPS FP16 (1:1) rate provide the raw compute, but the measured data suggests that Downfall's Ultra settings introduce workloads that even this flagship GPU cannot brute-force at 4K, hence the recommendation for Medium.

Measured FPS Breakdown

At 1920x1080, the measured FPS data shows a tight clustering across settings. Low leads with 361 FPS average, followed by Medium at 337 FPS (with a 286-387 FPS range), High at 314 FPS, and Ultra at 202 FPS. The 159 FPS gap between Low and Ultra at 1080p demonstrates that even at lower resolutions, the Ultra preset imposes a significant load. The Medium preset's minimum of 286 FPS and maximum of 387 FPS show a 101 FPS spread, indicating that while average performance is excellent, there are moments where frame rates fluctuate substantially.

At 2560x1440, the pattern shifts. Low produces 323 FPS, Medium 282 FPS (240-324 FPS range), High 231 FPS, and Ultra 144 FPS. The Medium preset's minimum of 240 FPS is exactly double the Ultra average of 144 FPS, highlighting the performance cliff between these settings. The 1440p Medium data shows a 84 FPS spread between minimum and maximum, which is tighter than the 1080p Medium spread, suggesting more consistent frame delivery at higher resolutions where the GPU becomes more uniformly utilized.

At 3840x2160, the averages drop to 214 FPS (Low), 175 FPS (Medium, 149-202 FPS range), 144 FPS (High), and 90 FPS (Ultra). The 4K Medium minimum of 149 FPS is notable because it remains above the 144 FPS High average at the same resolution, meaning Medium not only averages higher but also maintains a floor that exceeds High's typical performance. The 4K Ultra average of 90 FPS is the only measured result below 100 FPS, and it represents a 58% reduction from the 4K Low average, underscoring how Ultra settings can halve performance even on the RTX 5090 D.

FAQ

Q: Does the RTX 5090 D maintain playable frame rates at 4K Ultra in Downfall?

A: Yes, the measured data shows a 90 FPS average at 3840x2160 Ultra settings. While this is significantly lower than the 175 FPS average at Medium settings, it remains above 60 FPS and is technically playable. However, the 90 FPS figure is 49.7% below the 4K Medium average, suggesting that Ultra imposes a heavy performance cost for its visual improvements.

Q: How does the 5800X3D's cache configuration impact Downfall performance?

A: The CPU features 96 MB of shared L3 cache, which is substantial for a 5000-series processor. The benchmark results show strong multi-threaded performance with a Cinebench R23 multicore score of 14,317 and a Passmark multithread score of 28,309. The 8-core, 16-thread configuration with 64 KB L1 and 512 KB L2 per core likely helps with Downfall's AI and physics calculations, though the exact cache impact cannot be isolated from the measured FPS data alone.

Q: What is the best resolution for maximizing frame rate with this combo?

A: The data shows 1920x1080 Low produces the highest average at 361 FPS, while 1920x1080 Medium achieves 337 FPS. For a balanced experience, 2560x1440 Medium at 282 FPS offers a strong combination of visual fidelity and performance. At 4K, Medium at 175 FPS is the highest reasonable setting, as Ultra drops to 90 FPS.

Q: How does the combo's rank in Downfall compare to its component percentiles?

A: The combo ranks 69th out of 2,928 tested combos, placing it in the top 2.4%. This is better than either component's individual percentile would suggest — the CPU is at the 80th percentile among all CPUs and the GPU at the 92nd percentile among all GPUs. The higher-than-expected rank indicates Downfall is well-optimized for this specific hardware pairing.

Q: Is the RTX 5090 D's 32 GB memory necessary for Downfall?

A: The 32 GB GDDR7 memory with 1.79 TB/s bandwidth exceeds what a 2016 horror title would require. No measured data indicates memory capacity or bandwidth constraints at any resolution or setting. The GPU's performance differences across settings are more likely attributable to compute workloads than memory limitations.

Q: What does the minimum FPS data reveal about frame pacing?

A: Only the Medium settings across all three resolutions have reported minimum FPS values: 286 FPS at 1080p, 240 FPS at 1440p, and 149 FPS at 4K. The absence of minimums for Low, High, and Ultra suggests the data collection focused on Medium for stability analysis. The Medium minimums show consistent frame delivery, with the 4K minimum (149 FPS) still exceeding the High average at the same resolution (144 FPS).

CPU Role

The AMD Ryzen 7 5800X3D's contribution to Downfall performance goes beyond raw core counts. With 8 cores and 16 threads based on the Zen 3 (Vermeer) architecture, the CPU operates at a 3.40 GHz base clock and 4.50 GHz boost clock. The 96 MB shared L3 cache is the standout feature, likely providing significant benefits for game logic that repeatedly accesses the same data structures — a common pattern in horror games where environmental state changes and AI behavior tracking occur frequently.

The CPU's benchmark scores contextualize its performance. The Cinebench R23 multicore score of 14,317 and single-core score of 1,452 indicate solid throughput, while the Geekbench multicore score of 11,765 and single-core score of 2,017 show competitive performance. The 3DMark results are particularly relevant for gaming: 7,299 in the 16-thread test, 5,906 in the 8-thread test, 3,392 in the 4-thread test, 1,746 in the 2-thread test, and 884 in the single-thread test. The scaling from 884 (single-thread) to 7,299 (16-thread) represents an 8.26x improvement, demonstrating strong multi-threading efficiency.

In Downfall specifically, the CPU's role becomes evident when examining the FPS scaling across resolutions at the same settings. At Low settings, the frame rates are 361 FPS (1080p), 323 FPS (1440p), and 214 FPS (4K). The drop from 1080p to 1440p is only 10.5%, while the drop from 1440p to 4K is 33.7%. This pattern indicates that at 1080p and 1440p Low, the CPU may be limiting performance — the GPU could likely render more frames, but the CPU's per-frame processing time caps the output. At 4K, the GPU becomes the limiting factor, hence the larger relative drop. The 5800X3D's 4.50 GHz boost clock and 3D-stacked cache help mitigate CPU bottlenecks, but the data suggests they don't eliminate them entirely at lower resolutions.

Resolution Scaling

The measured FPS data across 1080p, 1440p, and 4K reveals how the bottleneck shifts between CPU and GPU. At Low settings, performance drops from 361 FPS (1080p) to 323 FPS (1440p) to 214 FPS (4K) — a 10.5% reduction from 1080p to 1440p, then a 33.7% reduction from 1440p to 4K. The modest first drop and steep second drop indicate that at 1080p and 1440p Low, the CPU is the primary limiter, preventing the GPU from achieving even higher frame rates. At 4K, the GPU workload increases enough to become the constraint.

At Medium settings, the pattern shifts slightly: 337 FPS (1080p) to 282 FPS (1440p) to 175 FPS (4K). The 1080p-to-1440p reduction is 16.3%, larger than at Low, and the 1440p-to-4K reduction is 37.9% — a consistent acceleration in performance loss as resolution increases. This suggests that at Medium, the GPU begins to take on more of the bottleneck role even at 1440p, while the CPU still holds back 1080p performance to some degree.

At High settings, the drops are 231 FPS (1080p) to 144 FPS (4K), with the 1440p value at 231 FPS. The 1080p-to-1440p drop is 26.5%, and the 1440p-to-4K drop is 37.7%. At Ultra, the pattern is 202 FPS (1080p) to 144 FPS (1440p) to 90 FPS (4K) — a 28.7% drop from 1080p to 1440p, then a 37.5% drop from 1440p to 4K. The consistency of the 1440p-to-4K reduction (approximately 37-38%) across Medium, High, and Ultra settings indicates that at 4K, the GPU is overwhelmingly the limiting factor regardless of visual complexity.

The resolution scaling analysis points to a clear conclusion: the Ryzen 7 5800X3D provides sufficient CPU performance for high frame rates at 1080p, but the RTX 5090 D's capabilities are only fully realized at 4K, where the GPU's 32 GB memory and 1.79 TB/s bandwidth come into play. The 4K Medium result of 175 FPS with a 149 FPS minimum demonstrates that this combo can deliver a premium 4K experience without compromising frame stability, whereas 1080p performance is partially constrained by the CPU's 3.40 GHz base clock and 4.50 GHz boost ceiling.