Roblox

The Intel Core Ultra 5 245 and NVIDIA GeForce RTX 4080 combination delivers exceptional performance in Roblox, producing frame rates that far exceed the requirements of the sandbox title. Across all tested resolutions and settings, the average FPS never dips below 158, indicating that this pairing is overkill for the game's engine. The benchmark data reveals a system that is consistently GPU-bound at higher resolutions, with the CPU's substantial multi-core and single-core capabilities ensuring it never becomes a limiting factor.

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

The Intel Core Ultra 5 245 is a 14-core, 14-thread processor based on the Arrow Lake architecture, operating on a 3 nm process. Its base clock of 3.50 GHz can boost up to 5.10 GHz, and the CPU includes 24 MB of shared L3 cache. In the context of Roblox, a game that does not heavily utilize multi-threaded workloads, the processor's single-core performance is the critical metric. The data shows a Cinebench R23 single-core score of 4648, which places the CPU in the 90th percentile versus all CPUs, indicating top-tier performance for tasks that rely on a single thread.

The processor's 14 cores are more than sufficient for Roblox, which typically engages only a few threads for game logic and physics. The demanding nature of the game's user-generated content can cause frame rate fluctuations, but the Core Ultra 5 245's high boost clock of 5.10 GHz ensures that single-threaded performance remains strong. In the measured results, this translates to a 643 FPS average at 1080p Low settings, a figure that highlights the CPU's ability to feed the GPU with data faster than the display can render it. The passmark single-thread score of 4394 further confirms this strength, and its average benchmark score of 48995 puts it within 0.5% of the AMD Ryzen 9 7900, showing it is a peer to high-end desktop processors.

The processor's memory bandwidth of 102.4 GB/s and dual-channel DDR5 support provide ample data throughput for Roblox's asset streaming. While the game is not memory-bandwidth sensitive, the headroom provided by this configuration ensures that data delivery is never a bottleneck. The combination of a high boost clock and a strong single-thread score, as evidenced by the Cinebench R20 single-core result of 1952, directly correlates with the high average frame rates observed at lower resolutions, where the CPU has more influence. The data suggests the CPU is a non-factor in limiting performance, as the FPS scales predictably with resolution changes, a classic sign of a GPU-bound scenario.

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

The NVIDIA GeForce RTX 4080 is the dominant component in this pairing. With 16 GB of GDDR6X memory on a 256-bit bus, providing 716.8 GB/s of bandwidth, it has more than enough resources for Roblox's simple textures and geometry. The GPU's boost clock of 2505 MHz, combined with its 9728 shading units, delivers immense compute throughput, evidenced by its 3DMark Steel Nomad DX12 score of 6567 and a Passmark G3D score of 34457. These scores place the GPU in the 86th percentile versus all GPUs.

For Roblox, the GPU is the primary performance driver, especially as resolution and settings increase. The data shows a clear hierarchy: at 4K Ultra, the average FPS is 158, while at 1080p Low, it reaches 643. This scaling behavior indicates that the RTX 4080's fill rate and pixel processing power are being taxed more heavily at higher resolutions. The GPU's 112 ROPs and 280.6 GPixel/s pixel rate are directly responsible for the high frame rates at 1440p and 4K, where the game's rendering demands increase. The 16 GB VRAM is never a limiting factor; even at 4K Ultra, the game's memory footprint is unlikely to exceed a fraction of this capacity.

The RTX 4080's performance is consistent with its nearest rivals. It sits within 0.1% of the RTX 4080 SUPER in average benchmark score, and its performance in Roblox demonstrates that it can handle the game with massive headroom. The data indicates that the GPU is the bottleneck in most scenarios, particularly at higher settings, as the frame rate drops incrementally as resolution scales up. The GPU's architecture, with 76 RT cores and 304 Tensor cores, is overkill for a game that does not utilize ray tracing or DLSS, but this overhead ensures maximum compatibility and stability.

Resolution Scaling — how FPS drops from 1080p to 4K and what it says about the limiting component

The measured FPS data across resolutions provides a clear picture of system scaling. At 1080p High, the system delivers 517 FPS. Moving to 1440p High, the average drops to 345 FPS, a reduction of 33%. At 4K High, the average is 195 FPS, a further 43% drop from 1440p. This consistent decline points to the GPU as the limiting factor; the CPU is not holding back performance, as the frame rates are far above any V-sync or refresh rate cap.

The pattern is similar across all settings. At Low settings, the 1080p average is 643 FPS, dropping to 429 FPS at 1440p and 243 FPS at 4K. The scaling from 1080p to 1440p shows a 33% reduction, and from 1440p to 4K, a 43% reduction. This suggests that the GPU's workload is scaling with pixel count, as expected. The CPU's role remains constant, and the frame rate is dictated by how quickly the RTX 4080 can render each frame.

A more telling analysis emerges when comparing the FPS drop between resolutions. From 1080p to 1440p, the FPS drops by roughly one-third, and from 1440p to 4K, it drops by roughly 40%. This non-linear scaling is characteristic of a GPU that is becoming saturated with pixel shading work. If the CPU were the bottleneck, we would expect smaller FPS differences between resolutions, as the CPU's workload would remain similar. The data conclusively shows that the RTX 4080 is the limiting component, and the Core Ultra 5 245 has ample headroom to support even higher frame rates if the GPU could render them. At 1080p Low, the 643 FPS result is a strong indicator that the CPU is capable of handling the game's logic at extreme speed, but the GPU's rendering speed is what ultimately caps performance.

FAQ

Q: What is the highest average FPS measured for this combination?

A: The highest average FPS is 643, achieved at 1920x1080 resolution with Low settings.

Q: How does the Core Ultra 5 245 compare to the AMD Ryzen 9 7900 in terms of average benchmark score?

A: The Core Ultra 5 245 has an average benchmark score of 48995, which is 0.5% lower than the AMD Ryzen 9 7900's score of 49228.

Q: At 4K Ultra settings, what is the average FPS, and what does this indicate about the system's performance?

A: At 4K Ultra, the average FPS is 158. This indicates that the system still provides a highly playable experience at the most demanding settings, with no signs of stuttering or CPU limitation.

Q: What is the minimum FPS recorded at 1440p Medium settings?

A: The minimum FPS recorded at 2560x1440 with Medium settings is 332 FPS, showing that even in demanding scenes, performance remains extremely high.

Q: Is the CPU or GPU more likely to be the bottleneck in this configuration?

A: The data indicates the GPU is the bottleneck, as frame rates scale inversely with resolution, while the CPU's high single-core scores (e.g., 4648 in Cinebench R23) show it can handle the game's demands.

Q: What is the GPU's percentile ranking versus all GPUs?

A: The NVIDIA GeForce RTX 4080 is in the 86th percentile versus all GPUs, based on its average benchmark score.

How This Combo Ranks

This specific combination of an Intel Core Ultra 5 245 and NVIDIA GeForce RTX 4080 ranks 250th out of 3711 tested combos in Roblox. This places it in the top 6.7% of all systems benchmarked for this game. The high ranking is a direct result of the GPU's exceptional performance, as the game is heavily GPU-bound. The CPU's 90th percentile ranking contributes to the system's ability to maintain high frame rates even at lower resolutions, but the GPU's 86th percentile ranking is the primary driver of the overall position.

The rank of 250 out of 3711 suggests that while there are 249 combinations that perform better, the vast majority of systems (over 93%) will deliver lower frame rates. This is expected, as the RTX 4080 is a high-end GPU, and only the most powerful combinations, likely featuring higher-tier CPUs and GPUs, would surpass it. The data shows that this combo is not just playable but is positioned for extremely high refresh rate displays at 1440p and solid 4K performance. The combination's rank confirms the balanced nature of the pairing, where the CPU does not bottleneck the GPU, allowing the RTX 4080 to operate at its full potential.

Settings Recommendations

Based on the measured FPS data, the optimal settings depend on the user's display and preference for frame rate versus visual fidelity. For users with a 1080p display, the Medium preset offers an excellent balance, delivering an average of 585 FPS with a minimum of 497 FPS. This ensures no frame drops below the refresh rate of even the fastest 500Hz monitors. The Ultra preset at 1080p still provides 420 FPS, which is more than sufficient for any display, but the Medium preset provides extra headroom.

For 1440p displays, the High preset is the recommended choice. It delivers an average of 345 FPS with no reported minimum FPS below 332 in the Medium preset, and the High preset is unlikely to dip significantly lower. This provides a smooth experience on 240Hz or 360Hz monitors. The Ultra preset at 1440p yields 280 FPS, which is still excellent, but the High preset offers a better balance between visual quality and performance, ensuring the frame rate remains high even in complex scenes.

For 4K displays, the Medium preset is the best choice, providing an average of 221 FPS and a minimum of 188 FPS. This ensures a consistently smooth experience above 144Hz. The High preset at 195 FPS is also viable, but the Medium preset provides a more comfortable margin above the 144Hz threshold. The Ultra preset at 158 FPS is playable but shows a more significant performance cost for marginal visual gains. The Low preset is not recommended at any resolution, as it offers no benefit over Medium or High given the system's capabilities; the higher presets provide substantially better visuals with only modest FPS reductions.