Roblox

Roblox is a sandbox title that rarely stresses high-end hardware in the traditional sense, but the data for this Intel Core Ultra 5 235 + NVIDIA GeForce RTX 5090 D combination shows it is the top performer in the database. The benchmark results place this combo at rank 1 out of 3010 tested configurations, which indicates that this pairing delivers the absolute highest frame rates recorded for this game. The numbers reveal a system that is heavily GPU-bound at higher resolutions but transitions to a CPU-bound scenario at 1080p, where the Core Ultra 5 235's single-thread performance becomes the limiting factor. This analysis breaks down the measured FPS, scaling behavior, and component roles based exclusively on the provided data.

FAQ

Q: What is the overall ranking of this CPU and GPU combo in Roblox?

A: This combination ranks first overall, holding the number 1 spot out of 3010 tested combos in the database for Roblox.

Q: How does the Intel Core Ultra 5 235 compare to its nearest CPU rivals in average benchmark score?

A: The Core Ultra 5 235 has an average benchmark score of 46062. It is nearly identical to the AMD Ryzen AI 9 HX 375, which scores 46030 (a 0.1% difference), and the Intel Core i9-13900HX, which scores 46098 (a -0.1% difference). It also edges out the AMD EPYC 4364P and AMD EPYC 7303, both by 0.2%.

Q: What is the launch MSRP for the RTX 5090 D?

A: The NVIDIA GeForce RTX 5090 D has a launch MSRP of 2,299 USD.

Q: What is the highest average FPS recorded for this combo, and at what settings?

A: The highest average FPS recorded is 776, achieved at 1920x1080 resolution with Low settings.

Q: Does the RTX 5090 D outperform its nearest GPU rivals significantly?

A: The RTX 5090 D has an average benchmark score of 77712. It is 1.1% ahead of the AMD Radeon RX 6650M XT (76904) and 1.6% behind the AMD Radeon RX 6850M XT (78940). It also trails the NVIDIA Tesla P100 PCIe 12 GB and 16 GB variants by 2.1% and 2.4%, respectively.

Q: How much VRAM does the RTX 5090 D have, and what is its memory bandwidth?

A: The RTX 5090 D is equipped with 32 GB of GDDR7 memory on a 512-bit bus, providing a bandwidth of 1.79 TB/s.

GPU Role

The NVIDIA GeForce RTX 5090 D is the dominant component in this pairing for Roblox, particularly as resolution and graphical settings increase. The GPU's architecture is Blackwell 2.0, built on a 5 nm process at TSMC, and it packs 21,760 shading units alongside 170 RT cores and 680 tensor cores. The massive 32 GB VRAM pool is far beyond what Roblox requires, but it ensures that memory capacity is never a bottleneck, even at 4K with Ultra settings. The memory operates at 1750 MHz with a 28 Gbps effective rate, delivering that 1.79 TB/s bandwidth which is crucial for feeding the 104.8 TFLOPS of FP32 compute power.

In the context of Roblox's measured results, the GPU's role becomes clear when examining the performance scaling. At 3840x2160 Ultra, the combo produces 191 FPS, while dropping to Low settings at the same resolution yields 293 FPS—a substantial 102 FPS difference that highlights the GPU's workload. The RTX 5090 D's raw compute and texture rate of 1,636.8 GTexel/s allow it to handle the game's often unoptimized draw calls and physics simulations with ease. The GPU's percentile ranking of 92 versus all GPUs confirms it is near the top of the performance hierarchy, and its benchmark scores in 3DMark Steel Nomad (14326) and Geekbench Vulkan (376915) reflect its capability to drive high frame rates.

However, the data shows that the GPU is not always the limiting factor. At 1920x1080 Low, the FPS jumps to 776, which suggests the CPU is nearing its limit in feeding frames to the GPU. The RTX 5090 D's 575 W TDP and dual-slot design indicate it is a power-hungry flagship, but in this game, its headroom is so vast that it often waits on the CPU at lower resolutions. The GPU's DirectX 12 Ultimate support and Vulkan 1.4 API compatibility ensure it can leverage modern rendering paths, though Roblox's engine may not fully utilize these features, leading to the GPU being underutilized in certain scenarios.

Resolution Scaling

The FPS scaling from 1080p to 4K reveals a clear transition from CPU-bound to GPU-bound behavior. At High settings, the average FPS drops from 625 at 1920x1080 to 417 at 2560x1440, a reduction of 208 FPS (33.3%). Moving further up to 3840x2160 High, the FPS falls to 236, which is 389 FPS lower than the 1080p result (62.2% decrease). This steep decline as resolution increases is a classic indicator that the GPU is becoming the primary bottleneck at higher pixel counts, as the CPU's workload remains constant while the GPU must render more pixels.

The scaling pattern is consistent across all settings. At Low settings, the FPS drops from 776 at 1080p to 518 at 1440p (a 258 FPS decrease) and then to 293 at 4K (a 483 FPS decrease from 1080p). The percentage drop from 1080p to 4K is 62.2% at Low, 63.9% at Medium, 62.2% at High, and 62.3% at Ultra. This uniform scaling suggests that the GPU's rendering load scales predictably with resolution, and the RTX 5090 D's 1.79 TB/s bandwidth is sufficient to maintain performance without memory bandwidth throttling.

At 1080p, the frame rates are exceptionally high, with even Ultra settings hitting 507 FPS. The gap between Low and Ultra at 1080p is 269 FPS, while at 4K it is 102 FPS. This narrowing gap at higher resolutions indicates that the GPU is working harder and the relative cost of Ultra settings becomes less impactful on the final FPS number. At 1080p, the CPU's 14 cores and 14 threads, with a boost clock of 5.00 GHz, are likely hitting their limit in single-threaded game logic, preventing the GPU from reaching even higher frame rates. The data suggests that for users targeting 4K gaming, the RTX 5090 D is fully utilized, but at 1080p, upgrading the CPU would yield diminishing returns as the GPU has ample headroom.

Measured FPS Breakdown

The measured FPS data provides a comprehensive look at performance across resolutions and settings. At 1920x1080, the combo delivers 776 FPS on Low, 706 FPS on Medium (with a min of 600 and max of 812), 625 FPS on High, and 507 FPS on Ultra. These numbers indicate that even at the highest 1080p settings, the system maintains over 500 FPS, which is far beyond the refresh rate of most monitors. The Medium setting shows a min FPS of 600, suggesting some frame time variance, but the average remains high.

Moving to 2560x1440, performance remains impressive. Low settings produce 518 FPS, Medium drops to 471 FPS (min 401, max 542), High yields 417 FPS, and Ultra delivers 338 FPS. The gap between Low and Ultra at 1440p is 180 FPS, which is a significant range that gives users flexibility to prioritize visual quality or raw frame rate. The min FPS at Medium (401) is still well above 240 Hz, making this resolution ideal for high-refresh-rate gaming.

At 3840x2160, the RTX 5090 D's power is more evident as it becomes the bottleneck. Low settings average 293 FPS, Medium averages 267 FPS (min 227, max 307), High averages 236 FPS, and Ultra delivers 191 FPS. Even at 4K Ultra, the system maintains nearly 200 FPS, which is exceptional for a sandbox game. The min FPS at 4K Medium is 227, which means the system never dips below 227 FPS in this tested configuration. The scaling from 1080p Low (776 FPS) to 4K Low (293 FPS) represents a 62.2% reduction, while the same comparison at Ultra shows a drop from 507 to 191 FPS (62.3% reduction). This consistency indicates that the GPU's performance scaling is linear with pixel count, and the CPU is not introducing additional bottlenecks at higher resolutions.

How This Combo Ranks

The Intel Core Ultra 5 235 and NVIDIA GeForce RTX 5090 D combination holds the top position in the database for Roblox, with a rank of 1 out of 3010 tested combos. This is a definitive result that places this pairing above every other CPU and GPU combination tested for this game. The rank is based on measured FPS data, not synthetic benchmarks, which gives it real-world credibility. The GPU's 92nd percentile ranking versus all GPUs and the CPU's 89th percentile ranking versus all CPUs indicate that both components are in the upper echelon of their respective categories.

The nearest CPU rivals for the Core Ultra 5 235 are the AMD Ryzen AI 9 HX 375 and Intel Core i9-13900HX, with delta percentages of 0.1% and -0.1%, respectively. These are essentially statistical ties in average benchmark score, meaning the CPU's performance is not uniquely superior, but the combo still wins due to the GPU's strength and the game's characteristics. The GPU's nearest rivals, such as the AMD Radeon RX 6850M XT and NVIDIA Tesla P100 variants, are close in synthetic scores (within 2.4%), yet the RTX 5090 D's combination of 32 GB VRAM, high bandwidth, and modern architecture gives it an edge in this specific game.

The combo's rank of 1 is particularly notable because Roblox is often considered a CPU-light game, but the data shows that the RTX 5090 D's raw power still matters at 4K. The fact that this combo achieves 236 FPS at 4K High while other GPUs might struggle suggests that the 5090 D's 104.8 TFLOPS compute capability is being effectively utilized. For users building a system specifically for Roblox, this combo represents the absolute ceiling of performance, with no other tested configuration surpassing it in average FPS across any resolution or settings combination.

CPU Role

The Intel Core Ultra 5 235 plays a supporting role in this combo, but its performance is critical for achieving the highest frame rates at 1080p. This CPU features 14 cores and 14 threads, which is unusual in that it lacks hyper-threading, but it compensates with a high boost clock of 5.00 GHz and a base clock of 3.40 GHz. The architecture is Arrow Lake-S, built on a 3 nm process at TSMC, which contributes to its efficiency and performance. The 24 MB of shared L3 cache and 3 MB per-core L2 cache provide ample fast memory for game data.

In synthetic benchmarks, the Core Ultra 5 235 scores 14769 in Cinebench R23 multicore and 2085 in single-core, which places it in the 89th percentile versus all CPUs. Its single-thread performance of 4516 in Passmark is particularly relevant for Roblox, which often relies on a single main thread for game logic. The CPU's nearest rivals in average benchmark score include the AMD Ryzen AI 9 HX 375 (46030) and Intel Core i9-13900HX (46098), with the Core Ultra 5 235 scoring 46062, placing it right between them.

The data shows that at 1080p Low, the combo achieves 776 FPS, which likely approaches the CPU's limit for frame generation in Roblox. The CPU's 14 threads are sufficient for the game's background tasks, but the single-threaded nature of Roblox's engine means the 5.00 GHz boost clock is the key differentiator. At 4K, the CPU's role diminishes as the GPU becomes the bottleneck, but at 1080p, the CPU's single-core performance is what prevents the system from exceeding 800 FPS. The CPU's memory support for DDR5 with dual-channel configuration and 102.4 GB/s bandwidth ensures that memory bandwidth is not a limiting factor, even at high frame rates. The 65 W TDP and 14 cores make it a balanced choice, though the lack of a multiplier unlock means overclocking is not an option, leaving the boost clock as the fixed ceiling for performance.