Roblox

# Roblox Performance Analysis: Intel Core Ultra 5 245 + NVIDIA GeForce RTX 3080 Ti

This combo ranks 766th out of 3,010 tested combinations in Roblox, placing it in the top 25% of all systems evaluated. The pairing of a 14-core Intel Core Ultra 5 245 with the 12 GB NVIDIA GeForce RTX 3080 Ti delivers frame rates that far exceed the demands of Roblox's blocky sandbox worlds, with even the most demanding preset at 4K producing 123 FPS. The data reveals a system that is overwhelmingly GPU-bound at higher resolutions, yet the sheer headroom at 1080p suggests the CPU's single-thread performance is the ultimate ceiling for extreme frame rates.

How This Combo Ranks

The 766th position out of 3,010 combos indicates a solidly above-average pairing for Roblox specifically. This rank reflects the game's unique performance profile, which favors high single-thread CPU performance and moderate GPU demands. The Intel Core Ultra 5 245 sits in the 90th percentile among all CPUs, with an average benchmark score of 48,995. Its nearest rivals include the AMD Ryzen 7 PRO 5755G (49,196, -0.4% delta), AMD Ryzen 9 7900 (49,228, -0.5% delta), Intel Xeon Gold 5318H (48,698, +0.6% delta), and Intel Core i5-14600K (48,618, +0.8% delta). This clustering within roughly 1% of each other indicates the Ultra 5 245 is positioned in a highly competitive performance tier where no single processor holds a decisive advantage.

The RTX 3080 Ti ranks in the 83rd percentile among all GPUs, with an average benchmark score of 41,187. Its nearest rivals are the AMD Radeon Pro 5300 (40,870, +0.8% delta), NVIDIA Tesla M40 24 GB (41,707, -1.2% delta), NVIDIA Tesla M40 (41,897, -1.7% delta), and NVIDIA GeForce RTX 5070 (40,377, +2% delta). The RTX 3080 Ti's position among these rivals shows it remains competitive against newer hardware, though the data suggests the gap between it and the RTX 5070 is narrow at roughly 2%.

The combo's rank in Roblox specifically outperforms what the individual component percentiles might suggest. A 90th percentile CPU and 83rd percentile GPU would typically land in the top 10-15% of combos, but the 766th position out of 3,010 (approximately 25.5th percentile) indicates that Roblox's performance scaling is more nuanced. The game's engine appears to reward certain architectural characteristics that this combo possesses only partially, likely favoring the CPU's strong single-thread capabilities while not fully utilizing the GPU's massive compute resources.

FAQ

Q: Does this combo maintain playable frame rates at 4K with maximum settings?

A: Yes. At 3840x2160 with Ultra settings, the system averages 123 FPS, which is well above the 60 FPS threshold typically considered smooth for most players. The gap between Ultra (123 FPS) and High (152 FPS) at 4K suggests that the Ultra preset's additional effects cost roughly 19% performance, yet the resulting frame rate remains highly playable.

Q: How much performance is lost when moving from 1080p to 4K?

A: At High settings, the average frame rate drops from 402 FPS at 1920x1080 to 268 FPS at 2560x1440 (a 33% reduction), then to 152 FPS at 3840x2160 (a 43% reduction from 1440p). The total drop from 1080p to 4K is 62%, indicating that resolution scaling has a substantial impact on this game with this hardware.

Q: Is the CPU or GPU the limiting factor in Roblox?

A: The data suggests the CPU becomes the limiting factor at 1080p, where frame rates reach 500 FPS on Low settings. The RTX 3080 Ti's massive 912.4 GB/s memory bandwidth and 34.10 TFLOPS compute are likely underutilized at lower resolutions, while the Ultra 5 245's 5.10 GHz boost clock becomes the bottleneck. At 4K, the GPU's workload increases sufficiently that it becomes the primary constraint.

Q: What is the best settings preset for competitive play?

A: For players prioritizing maximum frame rates, the Low preset at 1080p delivers 500 FPS average, which is the highest measured in this dataset. However, the Medium preset at 1080p still achieves 455 FPS average with a minimum of 387 FPS, offering a substantial visual upgrade over Low while maintaining frame rates far beyond any display's refresh rate.

Q: How does the Ultra 5 245 compare to its closest CPU rivals?

A: The Ultra 5 245's average benchmark score of 48,995 places it within 0.8% of four rivals: the AMD Ryzen 7 PRO 5755G (49,196), AMD Ryzen 9 7900 (49,228), Intel Xeon Gold 5318H (48,698), and Intel Core i5-14600K (48,618). This tight clustering means the choice between these processors would have negligible impact on Roblox performance.

Q: Does the RTX 3080 Ti show any signs of aging in this game?

A: The RTX 3080 Ti delivers 152 FPS at 4K High settings and 326 FPS at 1080p Ultra, which are exceptional results for a game released in 2006. The GPU's 12 GB GDDR6X memory and 384-bit bus provide ample bandwidth for Roblox's relatively modest texture and geometry requirements, suggesting the card has significant longevity for this title.

Resolution Scaling

The frame rate progression across resolutions reveals a classic GPU-bound scaling pattern, but with an interesting twist at the low end. At High settings, the average FPS goes from 402 at 1080p to 268 at 1440p (a 33.3% decrease) to 152 at 4K (a 43.3% decrease from 1440p). The scaling factor from 1080p to 4K is approximately 2.65x fewer frames per second, which is close to the 4x pixel count increase but not perfectly proportional, indicating that some other bottleneck mitigates the full impact of resolution scaling.

At Low settings, the pattern is even more revealing: 500 FPS at 1080p drops to 334 FPS at 1440p (33.2% decrease) and then to 189 FPS at 4K (43.4% decrease from 1440p). The similarity in percentage drops between Low and High settings suggests that the rendering pipeline's resolution-dependent costs scale consistently regardless of visual complexity. However, the absolute frame rates at 1080p Low (500 FPS) approach the practical limits of what even a 5.10 GHz CPU can feed to the GPU, indicating a CPU-imposed ceiling at lower resolutions.

The Medium preset provides the only complete dataset with minimum and maximum frame rates, offering additional insight into the scaling behavior. At 1080p Medium, the average is 455 FPS with a minimum of 387 and maximum of 523. At 1440p Medium, these drop to 304 average, 258 minimum, and 349 maximum. At 4K Medium, the figures are 172 average, 146 minimum, and 197 maximum. The minimum frame rates at each resolution—387, 258, and 146 FPS respectively—show that even the worst-case dips remain comfortably above playable thresholds.

The Ultra preset shows the steepest resolution scaling: 326 FPS at 1080p, 218 FPS at 1440p (33.1% decrease), and 123 FPS at 4K (43.6% decrease from 1440p). The consistent ~33% drop from 1080p to 1440p and ~43% drop from 1440p to 4K across all presets strongly indicates that the GPU's pixel throughput is the dominant factor in resolution scaling, with the CPU's role diminishing as resolution increases.

The limiting component analysis reveals a clear bifurcation. At 1080p, the narrow gap between Low (500 FPS) and High (402 FPS)—only a 19.6% difference—suggests the CPU is constraining overall throughput, preventing the GPU from fully expressing its capabilities. At 4K, the gap widens significantly: Low (189 FPS) versus High (152 FPS) is a 19.6% difference as well, but the absolute frame rates are lower, indicating the GPU is now the primary bottleneck. The similar percentage differences at both resolutions suggest that the CPU and GPU bottlenecks are balanced in an unusual way for this game.

Measured FPS Breakdown

At 1920x1080, the system delivers its highest frame rates across all presets. The Low preset achieves an average of 500 FPS, which is the single highest measurement in the entire dataset. Medium settings reduce this to 455 FPS average, with a minimum of 387 FPS and maximum of 523 FPS. High settings produce 402 FPS average, while Ultra settings yield 326 FPS average. The progression from Low to Ultra at 1080p shows a 34.8% performance drop, indicating that each successive preset tier costs approximately 12-15% performance.

At 2560x1440, the frame rates remain exceptionally high but show the expected reduction from resolution scaling. Low settings average 334 FPS, Medium averages 304 FPS (with minimum 258 and maximum 349), High averages 268 FPS, and Ultra averages 218 FPS. The spread between Low and Ultra at 1440p is 34.7%, nearly identical to the 1080p spread, confirming that preset scaling is resolution-independent in percentage terms.

At 3840x2160, the system still delivers triple-digit frame rates across all presets. Low averages 189 FPS, Medium averages 172 FPS (with minimum 146 and maximum 197), High averages 152 FPS, and Ultra averages 123 FPS. The Low-to-Ultra spread at 4K is 34.9%, maintaining the consistent pattern across all three resolutions. Even the worst-case scenario in the entire dataset—4K Ultra—produces an average of 123 FPS, which is more than double the 60 FPS standard for smooth gameplay.

The Medium preset is the only one with complete min/max data across all resolutions, providing insight into frame time consistency. At 1080p, the range from minimum (387) to maximum (523) represents a 35.1% swing around the 455 average. At 1440p, the range from 258 to 349 is a 35.3% swing around 304. At 4K, the range from 146 to 197 is a 34.9% swing around 172. This remarkable consistency in variance across resolutions indicates that Roblox's frame pacing is stable regardless of rendering load, with no evidence of stuttering or severe frame time spikes.

Settings Recommendations

For players with high refresh rate displays (144 Hz or 240 Hz), the 1080p Medium preset offers the best balance of visual quality and performance. The 455 FPS average and 387 FPS minimum ensure that even the most demanding scenes never drop below what any current display can show. The jump from Low to Medium costs only 9% average performance (500 to 455 FPS) while providing meaningful visual improvements in lighting and texture quality.

For 1440p displays, the High preset at 268 FPS average is the recommended choice. This provides a 12% performance improvement over Ultra (268 vs 218 FPS) while maintaining visual fidelity that is nearly indistinguishable at typical viewing distances. The 1440p Ultra preset's 218 FPS still exceeds all but the most extreme display refresh rates, making it viable for players who prioritize maximum visual quality.

At 4K, the High preset's 152 FPS average is the sweet spot. The Ultra preset's 123 FPS is still perfectly playable, but the 19% performance gain from dropping to High (152 vs 123 FPS) comes with minimal visual compromise. The Medium preset at 172 FPS offers an additional 13% boost over High, making it the choice for players with 144 Hz 4K displays who want to maintain maximum frame rates.

The data reveals that Roblox's preset scaling is remarkably linear, with each tier (Low to Medium to High to Ultra) costing roughly 10-15% performance. This means players can predictably trade visual quality for frame rate without encountering any sudden performance cliffs. The minimum frame rates for the Medium preset at 1440p (258 FPS) and 4K (146 FPS) suggest that even the most chaotic Roblox scenes—with many players, complex builds, and physics interactions—will not cause frame rates to drop below playable thresholds.

CPU Role

The Intel Core Ultra 5 245 features 14 cores and 14 threads, a configuration that prioritizes parallel throughput over simultaneous multithreading. The base clock of 3.50 GHz and boost clock of 5.10 GHz provide strong single-thread performance, which is critical for Roblox's physics and game logic. The processor's Cinebench R23 scores of 4,648 single-core and 32,924 multi-core demonstrate robust performance, with the single-core result being particularly relevant for this game.

The Ultra 5 245's cache hierarchy comprises 192 KB L1 per core, 3 MB L2 per core, and 24 MB shared L3. This substantial cache allocation helps maintain high hit rates for the frequently accessed game state data in Roblox, reducing memory latency penalties. The 102.4 GB/s dual-channel DDR5 memory bandwidth ensures the CPU can feed data to the GPU without becoming a bottleneck, especially at lower resolutions where frame rates approach 500 FPS.

The PassMark single-thread score of 4,394 and multithread score of 38,706 illustrate the processor's balanced capabilities. In Roblox, which typically uses only a few threads for game simulation, the single-thread performance is the dominant factor. The 5.10 GHz boost clock, combined with the efficient Arrow Lake architecture on a 3 nm TSMC process, provides the raw instruction throughput needed to maintain frame rates above 300 FPS at 1080p.

Interestingly, the CPU's performance relative to its nearest rivals is nearly identical, with all four competitors within 0.8% of the Ultra 5 245's average score. This suggests that in Roblox, where the CPU's game-relevant performance may differ from synthetic benchmarks, the choice between these processors would yield negligible differences in frame rates. The 90th percentile ranking among all CPUs confirms that this processor is well above average for gaming workloads, even if it doesn't top the charts.

GPU Role

The NVIDIA GeForce RTX 3080 Ti, built on the Ampere architecture with a GA102 chip, delivers exceptional performance in Roblox despite the game's modest graphical requirements. The 12 GB of GDDR6X memory on a 384-bit bus provides 912.4 GB/s of bandwidth, which is far more than Roblox needs but ensures zero memory-related bottlenecks. The GPU's 10,240 shading units and 80 RT cores provide ample compute resources, though Roblox's rendering pipeline likely does not fully utilize these capabilities.

The GPU's clock speeds of 1,365 MHz base and 1,665 MHz boost, combined with 34.10 TFLOPS of FP32 compute, position it as a high-end card even by modern standards. The 83rd percentile ranking among all GPUs, with an average benchmark score of 41,187, places it above the majority of graphics cards. The PassMark G3D score of 26,896 and 3DMark Steel Nomad DX12 score of 5,077 indicate strong DirectX 12 performance, which is relevant for Roblox's modern rendering paths.

The RTX 3080 Ti's 12 GB VRAM capacity is significant for a game like Roblox, which typically uses less than 4 GB even at 4K with Ultra settings. This headroom means texture streaming and asset loading will never cause stutters, as the GPU can hold entire game worlds in memory. The 186.5 GPixel/s pixel fill rate and 532.8 GTexel/s texture rate ensure that even the most complex user-generated content renders at high frame rates.

The GPU's memory bandwidth of 912.4 GB/s is particularly notable for Roblox's blocky geometry, which often involves many small draw calls. The high bandwidth allows the GPU to quickly access vertex and texture data, reducing the latency between CPU draw call submission and GPU execution. At 4K Ultra, the 123 FPS average demonstrates that the RTX 3080 Ti has ample headroom for this game, and the card's end-of-life production status does not diminish its capabilities in this title.