Downfall

The AMD Ryzen 7 9800X3D paired with the NVIDIA GeForce GTX 1660 SUPER presents a stark study in bottleneck dynamics for Downfall. This configuration, ranked 1545 out of 1741 tested combinations, shows a CPU operating far above the performance ceiling of its GPU partner. The data reveals a system where the graphics card is the definitive limiting factor, a conclusion drawn from observing how frame rates scale with resolution changes.

Resolution Scaling

The measured FPS data shows a clear and consistent pattern: as resolution increases, average frame rates drop sharply, indicating that the GTX 1660 SUPER is being saturated. At 1080p with High settings, the combo produces 97.1 FPS. Moving to 1440p, that figure falls by roughly 29% to 69 FPS. At 4K, the average drops further to 45.2 FPS, representing a 53% reduction from the 1080p baseline. This scaling behavior is the classic signature of a GPU-bound scenario.

The performance gap between Low and Ultra settings further confirms this. At 1080p, the spread between Low (150 FPS) and Ultra (59.6 FPS) is a massive 90.4 FPS. This differential narrows to 58.7 FPS at 1440p (103.3 vs 44.6) and then to 41.3 FPS at 4K (67.5 vs 26.2). The fact that the frame rate delta between settings compresses at higher resolutions indicates that the GPU is the primary constraint; it simply runs out of processing headroom before the CPU's capabilities can be fully utilized.

If the Ryzen 7 9800X3D were the limiting component, we would expect to see frame rates remain relatively flat across resolutions, as the CPU's workload (draw calls, physics) does not scale with pixel count. Instead, the data shows a steep decline, proving that the GTX 1660 SUPER is the bottleneck. The 4K Ultra result of 26.2 FPS is particularly telling; it represents a scenario where the GPU is struggling to fill the frame buffer, regardless of the CPU's immense headroom.

GPU Role

The NVIDIA GeForce GTX 1660 SUPER is built on the Turing architecture with a 12 nm process node. It features 1408 shading units, 88 TMUs, and 48 ROPs. Its memory subsystem is 6 GB of GDDR6 on a 192-bit bus, providing 336.0 GB/s of bandwidth. These specifications align with its benchmark percentile of 55, placing it in the mid-range tier of all GPUs.

The GPU's clock behavior is a key factor in its performance. With a base clock of 1530 MHz and a boost clock of 1785 MHz, the card operates at a modest thermal and power envelope (125 W TDP). In Downfall, the benchmark results indicate that this clock speed is insufficient to keep pace with the CPU's ability to feed it data. The GPU's raw compute throughput, measured at 5.027 TFLOPS for FP32, is the ceiling for this combination.

The VRAM capacity of 6 GB is another potential constraint, though the benchmark data does not specify texture memory usage. However, the substantial frame rate drops at 4K Ultra (45.2 to 26.2 FPS when going from High to Ultra) suggest that the card's memory bandwidth and capacity are being heavily taxed at higher settings. The GPU's average benchmark score of 14286 places it in close proximity to rivals like the AMD Radeon RX Vega 11 (14314, -0.2% delta) and Intel Iris Xe MAX Graphics (14315, -0.2% delta), underscoring its position as an entry-level to mid-range performer in 2024.

CPU Role

The AMD Ryzen 7 9800X3D is a desktop processor from the 9000 series, based on the Zen 5 architecture (Granite Ridge) and manufactured on a 4 nm process by TSMC. It has 8 cores and 16 threads, with a base clock of 4.70 GHz and a boost clock of 5.20 GHz. This is a flagship-level CPU, evidenced by its 90th percentile ranking among all CPUs and an average benchmark score of 37780.

In terms of synthetic workloads, the CPU excels. Its Cinebench R23 multicore score of 34004 and single-core score of 4800 demonstrate exceptional processing power. The CPU's nearest rivals in average score include the Intel Core i5-13600KF (38028, -0.7% delta) and Intel Core i9-13900HK (38020, -0.6% delta), showing that it trades blows with top-tier mainstream parts. The large 96 MB shared L3 cache is designed to reduce latency, a feature that should theoretically benefit gaming performance.

However, in Downfall with this GPU, the CPU's role is largely passive. The benchmark data shows that the Ryzen 7 9800X3D is never the limiting factor. For instance, at 1080p Low, the system achieves 150 FPS, but this is likely a cap or a point where the GPU reaches its maximum output. The CPU's 3DMark single-thread score of 1212 and passmark single-thread score of 4430 indicate it has ample headroom to process game logic and draw calls, but the GTX 1660 SUPER cannot translate that into higher frame rates. The CPU is essentially waiting for the GPU to finish its work, making this a heavily unbalanced pairing for this title.

Measured FPS Breakdown

The measured FPS data provides a comprehensive view of performance across resolutions and settings. The following is the exact breakdown from the database:

• 3840x2160 (4K): Low 67.5 FPS, Medium 54.4 FPS, High 45.2 FPS, Ultra 26.2 FPS.
• 2560x1440 (1440p): Low 103.3 FPS, Medium 84.8 FPS, High 69 FPS, Ultra 44.6 FPS.
• 1920x1080 (1080p): Low 150 FPS, Medium 119.5 FPS, High 97.1 FPS, Ultra 59.6 FPS.

At 1080p, the system is able to deliver playable frame rates in most settings, with Low hitting 150 FPS and Medium at 119.5 FPS. High remains smooth at 97.1 FPS, but Ultra drops to 59.6 FPS, which is borderline for high-refresh-rate displays. The jump from High to Ultra costs 37.5 FPS, a significant penalty that suggests the Ultra preset is too demanding for this GPU's 6 GB frame buffer and compute power.

1440p presents a mixed bag. Medium (84.8 FPS) and High (69 FPS) are playable, but Low (103.3 FPS) is the only setting that ensures triple-digit performance. Ultra at 44.6 FPS is not ideal for fast-paced action, though it may be acceptable for a horror title where atmosphere is prioritized over responsiveness.

4K is generally not viable for serious play. Low (67.5 FPS) and Medium (54.4 FPS) are playable, but High (45.2 FPS) and Ultra (26.2 FPS) fall below the 60 FPS threshold. The 26.2 FPS at Ultra is nearly unplayable, indicating that this combination is not suited for high-fidelity 4K gaming.

FAQ

Q: Is the AMD Ryzen 7 9800X3D bottlenecking the GTX 1660 SUPER in Downfall?

A: No. The data shows the opposite. Frame rates drop significantly as resolution increases (e.g., 97.1 FPS at 1080p High vs 45.2 FPS at 4K High), which indicates the GPU is the limiting component. The CPU has sufficient headroom, as evidenced by its high benchmark scores (e.g., Cinebench R23 multicore 34004), but the GPU cannot keep up.

Q: What is the best resolution and settings combination for this hardware?

A: Based on the measured data, 1080p Medium (119.5 FPS) or High (97.1 FPS) offers the best balance of visual quality and smooth frame rates. For 1440p, Medium (84.8 FPS) is a solid choice, while 4K should be limited to Low (67.5 FPS) or Medium (54.4 FPS) settings for playable performance.

Q: How does the GTX 1660 SUPER compare to its nearest rivals in this game?

A: The GTX 1660 SUPER's average benchmark score is 14286, which is nearly identical to the AMD Radeon RX Vega 11 (14314, -0.2% delta) and Intel Iris Xe MAX Graphics (14315, -0.2% delta). This indicates that performance in Downfall would be very similar across these GPUs, with the GTX 1660 SUPER being the baseline.

Q: Why is 4K Ultra performance so poor at 26.2 FPS?

A: The 4K Ultra result is the lowest in the dataset. This is likely due to the combination of the GTX 1660 SUPER's 6 GB VRAM capacity and its compute throughput (5.027 TFLOPS FP32) being overwhelmed by the demands of the Ultra preset at 3840x2160 resolution. The GPU simply lacks the resources to maintain higher frame rates in this scenario.

Q: Does the CPU's large L3 cache (96 MB) help in this game?

A: While the cache is designed for gaming, the benchmark results do not show a benefit in this specific pairing. The system is GPU-bound, meaning the CPU is not the constraint. The 96 MB cache would be more impactful if paired with a more powerful GPU that could leverage the CPU's faster data access.

Q: What does the combo rank of 1545 out of 1741 signify?

A: This rank indicates that this specific CPU and GPU combination is in the lower 11% of all tested pairings for Downfall. It reflects the imbalance between the high-end CPU and the mid-range GPU, resulting in overall performance that is limited by the graphics card's capabilities.