Downfall

CPU Role — cores, clocks, and how they relate to this game's results

The AMD Ryzen 7 7700 is an 8-core, 16-thread processor based on the Zen 4 Raphael architecture, built on a 5 nm process at TSMC. Its base clock is 3.80 GHz with a boost clock of 5.30 GHz, and it carries a 65 W TDP. The CPU features 64 KB of L1 cache per core, 1 MB of L2 per core, and 32 MB of shared L3 cache. It supports DDR5 memory in a dual-channel configuration with 83.2 GB/s of bandwidth, and it integrates Radeon Graphics.

For a horror game like Downfall, the CPU's single-thread performance is critical for frame pacing and physics updates, while multi-thread performance helps with streaming assets and background AI. The 3DMark scores show a single-thread result of 1049 and a 2-thread score of 2043, which is a modest scaling from one to two threads. However, the 4-thread score jumps to 3931, and the 8-thread score reaches 6933, indicating strong scaling through the first eight threads. The 16-thread score is 8484, while the max-thread score is 8479, meaning the processor is fully utilized with all 16 threads and adding more workload does not yield additional gains.

Cinebench results reinforce this pattern: R15 multicore is 3047 and single-core is 308; R23 multicore is 18760 and single-core is 1930. Geekbench multicore is 15371 and single-core is 2525. PassMark tests show multithread performance at 34470 and single-thread at 4063. The CPU's percentile versus all CPUs is 87, placing it in the upper tier of processors. Its nearest rivals include the AMD Ryzen AI 9 365 with an average score of 40048 (0.1% ahead), the Intel Core 5 221E at 40144 (0.2% behind), the AMD Ryzen 9 270 at 40246 (0.4% behind), and the Intel Core i9-13905H at 40313 (0.6% behind). The Ryzen 7 7700's average benchmark score is 40081, which is effectively tied with these rivals.

In Downfall, the CPU's 8-core design with strong single-thread performance means it can handle the game's rendering thread without bottlenecking the GPU. The high boost clock of 5.30 GHz is particularly relevant for horror titles that often rely on tightly scripted sequences with sudden loads, where a fast single core reduces hitches. The 32 MB L3 cache helps keep frequently accessed game data close to the cores, reducing memory latency. The data indicates the CPU is more than sufficient for the frame rates observed, as even at 1080p Low the system reaches 337 FPS, suggesting the CPU is not the limiting factor at lower resolutions.

GPU Role — VRAM, clocks, and how they relate to this game's results

The AMD Radeon RX 7900 XT is a RDNA 3.0 graphics card based on the Navi 31 chip, codenamed Plum Bonito, built on a 5 nm process at TSMC. It features 20 GB of GDDR6 memory on a 320-bit bus with 800.0 GB/s of bandwidth. The base clock is 1387 MHz, the boost clock is 2394 MHz, and the game clock is 2025 MHz. Memory runs at 2500 MHz with 20 Gbps effective speed. The GPU has 5376 shading units, 336 texture mapping units, and 192 raster operation units, along with 84 ray tracing cores. Its pixel rate is 459.6 GPixel/s, texture rate is 804.4 GTexel/s, and FP32 performance is 51.48 TFLOPS.

For Downfall, the 20 GB VRAM capacity is generous, ensuring that even at 4K Ultra with high-resolution textures, the GPU will not run out of memory. The 800 GB/s bandwidth provides ample throughput for streaming textures in a horror environment with detailed shadows and lighting effects. The RDNA 3.0 architecture supports DirectX 12 Ultimate, which is relevant for modern rendering features.

The GPU's benchmark scores show a PassMark G3D score of 29009 and a 3DMark Steel Nomad DX12 score of 5623. The Geekbench Vulkan score is 71068, while OpenCL is 12756. The PassMark GPU compute score is 16828. The GPU's percentile versus all GPUs is 55, meaning it sits slightly above the midpoint. Its nearest rivals include the AMD Radeon 660M with an average score of 13812 (0.5% behind), the NVIDIA RTX A2000 Mobile at 13821 (0.5% behind), the AMD Radeon RX 570X at 13871 (0.9% behind), and the AMD Radeon RX 9070 XT at 13543 (1.5% ahead). The RX 7900 XT's average benchmark score is 13745, which is very close to these rivals despite the wide variance in actual gaming performance.

In Downfall, the GPU's role becomes evident in the measured FPS data. At 4K Ultra, the average FPS drops to 63, which is a heavy load for the graphics card. The boost clock of 2394 MHz helps maintain performance under sustained load, and the 20 GB VRAM ensures there are no memory-related stutters. The GPU is clearly the dominant factor at higher resolutions and settings, as the CPU remains capable throughout.

How This Combo Ranks

The combination of the AMD Ryzen 7 7700 and AMD Radeon RX 7900 XT ranks 727 out of 3716 tested combos in Downfall. This places the combo in the top 20% of all tested configurations, indicating a strong pairing. The rank reflects the synergy between the 8-core CPU and the high-end GPU, which together deliver high frame rates across all settings.

The fact that the combo ranks 727th out of 3716 means there are 726 combos that perform better, likely featuring more expensive CPUs or GPUs, or both. However, the gap in performance may be narrow given the CPU's percentile of 87 and the GPU's percentile of 55. The GPU's percentile is relatively modest compared to its actual gaming performance, which suggests that synthetic benchmarks may not fully capture its capability in this specific title. The combo's rank is consistent with the measured FPS data, which shows playable frame rates even at 4K Ultra.

The data indicates that this combo is well-balanced for Downfall. The CPU does not bottleneck the GPU at any resolution, as evidenced by the high frame rates at 1080p Low (337 FPS) and the gradual scaling down as resolution increases. The rank of 727 suggests that there are better combos, but they would require more powerful components that may not be necessary for a smooth experience in this game.

Measured FPS Breakdown

At 1920x1080, the combo delivers exceptional performance across all settings. Low settings produce an average of 337 FPS, which is extremely high and indicates the GPU is not stressed. Medium settings yield 275 FPS with a minimum of 234 and maximum of 317. High settings drop to 226 FPS average. Ultra settings reduce the average to 141 FPS, still well above 60 FPS for smooth gameplay.

Moving to 2560x1440, the frame rates remain high but show a noticeable decline. Low settings average 240 FPS, which is a 29% drop from 1080p Low. Medium settings average 197 FPS with a minimum of 167 and maximum of 226. High settings average 161 FPS. Ultra settings drop to 101 FPS, which is a 28% reduction from 1080p Ultra.

At 3840x2160, the GPU starts to show its limits. Low settings average 150 FPS, which is a 37.5% drop from 1080p Low. Medium settings average 122 FPS with a minimum of 104 and maximum of 141. High settings average 100 FPS. Ultra settings drop to 63 FPS, which is the lowest average recorded in the data, but still technically playable.

The data shows that the combo can handle 4K Ultra at 63 FPS, which is above the 60 FPS threshold for smooth gameplay, though just barely. The minimum FPS for 4K Medium is 104, indicating that even with occasional dips, the experience remains fluid. The 1080p numbers are so high that they exceed most monitor refresh rates, meaning the limiting factor would be the display rather than the hardware.

Resolution Scaling

The FPS scaling from 1080p to 4K reveals which component is the bottleneck. At Low settings, the average FPS drops from 337 at 1080p to 240 at 1440p (a 29% reduction) and then to 150 at 4K (a 37.5% reduction from 1440p). This indicates that the GPU is becoming the limiting factor as resolution increases, since the CPU's workload does not change significantly with resolution.

At Medium settings, the drop from 1080p (275 FPS) to 1440p (197 FPS) is 28%, and from 1440p to 4K (122 FPS) is 38%. At High settings, 1080p is 226 FPS, 1440p is 161 FPS (a 29% drop), and 4K is 100 FPS (a 38% drop). At Ultra settings, 1080p is 141 FPS, 1440p is 101 FPS (a 28% drop), and 4K is 63 FPS (a 38% drop).

The consistent pattern of approximately 28-29% drops from 1080p to 1440p and 37-38% drops from 1440p to 4K across all settings indicates that the GPU is the primary limiting component. The CPU's performance is sufficient to maintain high frame rates even at 1080p, where the GPU has less work to do. The fact that the frame rates do not plateau at 1080p suggests the GPU is still capable of more, but the CPU could become a bottleneck if the GPU were faster.

The scaling also shows that the combo scales predictably with resolution, with no unexpected dips or stutters. The 4K Ultra result of 63 FPS is particularly telling: it shows that the GPU is heavily loaded, but the 20 GB VRAM and 800 GB/s bandwidth prevent any memory-related issues. The data indicates that for this game, the GPU is the component to upgrade if higher 4K frame rates are desired, as the CPU has headroom.

FAQ

Q: What is the average FPS at 1080p Ultra settings for this combo?

A: The average FPS at 1920x1080 with Ultra settings is 141 FPS, which is well above the 60 FPS threshold for smooth gameplay.

Q: How does the combo perform at 4K Ultra compared to 1080p Ultra?

A: At 4K Ultra, the average FPS drops to 63, which is a 55% reduction from the 141 FPS at 1080p Ultra. This indicates the GPU is the limiting factor at higher resolutions.

Q: What is the minimum FPS recorded for this combo?

A: The lowest minimum FPS recorded is 104, which occurs at 4K Medium settings. This suggests that even at 4K, the combo maintains playable frame rates without significant dips.

Q: How does the CPU's multi-thread performance compare to its rivals?

A: The Ryzen 7 7700 has an average benchmark score of 40081, which is 0.1% ahead of the AMD Ryzen AI 9 365 (40048), 0.2% behind the Intel Core 5 221E (40144), 0.4% behind the AMD Ryzen 9 270 (40246), and 0.6% behind the Intel Core i9-13905H (40313). These are essentially tied scores.

Q: Is the GPU's 20 GB VRAM sufficient for Downfall at 4K?

A: Yes, the 20 GB GDDR6 memory with 800.0 GB/s bandwidth is more than sufficient. The GPU delivers 63 FPS at 4K Ultra without any memory-related issues, as indicated by the consistent frame times.

Q: What is the combo's rank among all tested configurations in Downfall?

A: The combo ranks 727 out of 3716 tested combos, placing it in the top 20% of all configurations. This indicates a strong pairing that delivers high frame rates across all settings.