Roblox

Roblox is a massively popular sandbox title, and this benchmark page analyzes the performance of the Intel Core Ultra 7 265HX paired with the NVIDIA GeForce RTX 4090. The data shows that this combination is exceptionally powerful, delivering frame rates that far exceed the requirements of most displays. This analysis walks through the measured FPS, the roles of the GPU and CPU, and how the system scales across resolutions and settings.

FAQ

Q: What is the overall rank of this CPU and GPU combination in Roblox?

A: The combo ranks 628th out of 3010 tested combinations, placing it in the top percentile of systems capable of running this game.

Q: How does the Intel Core Ultra 7 265HX compare to its closest rivals in general CPU benchmarks?

A: The CPU’s average benchmark score is 63173, which is nearly identical to the Intel Core i7-13790F (score 63080, delta 0.1%). It is also slightly ahead of the AMD Ryzen AI 7 450G (score 63331, delta -0.2%) and the AMD Ryzen AI Embedded P185 (score 62839, delta 0.5%), but trails the Intel Core Ultra 7 255HX (score 62738, delta 0.7%) by a small margin.

Q: What is the best measured FPS for this combo at 1080p?

A: The highest average frame rate recorded is 505 FPS, achieved at 1920x1080 with Low settings. At Medium settings, the average is 460 FPS, with a minimum of 391 FPS and a maximum of 529 FPS.

Q: Is the RTX 4090 a bottleneck at 4K resolution in Roblox?

A: No, the data does not indicate a bottleneck. At 3840x2160 with Ultra settings, the combo still produces an average of 124 FPS. This suggests the GPU has ample headroom, and the performance is likely constrained by the game engine or CPU at lower resolutions.

Q: What is the memory configuration of the RTX 4090?

A: The GPU features 24 GB of GDDR6X memory on a 384-bit bus, providing a total bandwidth of 1.01 TB/s. This high bandwidth is beneficial for high-resolution textures and complex scenes.

Q: How many cores and threads does the Intel Core Ultra 7 265HX have?

A: The CPU has 20 cores and 20 threads. It is based on the Arrow Lake architecture and is manufactured on a 3 nm process by TSMC.

How This Combo Ranks

The measured data places this specific configuration—the Intel Core Ultra 7 265HX and NVIDIA GeForce RTX 4090—at rank 628 out of 3010 tested combos in Roblox. This percentile placement indicates that this system is far more powerful than the majority of setups used for this game. A rank in this region suggests that the combination is not the absolute peak of performance, but that it is in the top tier, likely limited by factors outside of raw component power, such as game engine optimization or frame rate caps.

The ranking is a product of both the CPU and GPU. The Intel Core Ultra 7 265HX sits in the 93rd percentile when compared against all CPUs, with an average benchmark score of 63173. This places it in close competition with several other high-end processors. For instance, it is virtually tied with the Intel Core i7-13790F, showing a delta of just 0.1%. The GPU, the RTX 4090, is in the 88th percentile for all GPUs, based on an average score of 60347. Its closest rival, the Intel Arc Pro A60, has a delta of 0%, indicating near-identical average benchmark scores.

While these component-level benchmarks are impressive, the actual in-game rank reflects the combined performance. The high rank of 628 out of 3010 shows that this pairing is exceptionally well-suited for Roblox, delivering performance that would be considered overkill for most users but is nonetheless measured and recorded here.

GPU Role

The NVIDIA GeForce RTX 4090 is a dominant force in this configuration. Its architecture is Ada Lovelace, built on a 5 nm process at TSMC. The GPU is based on the AD102 chip, which contains 76,300 million transistors on a 609 mm² die. This hardware foundation provides immense computing power, with a FP32 performance of 82.58 TFLOPS. The GPU's base clock is 2235 MHz, with a boost clock of up to 2520 MHz.

Crucially, the RTX 4090 is equipped with 24 GB of GDDR6X memory. This substantial VRAM pool, paired with a 384-bit memory bus and a bandwidth of 1.01 TB/s, ensures that texture loading and memory-intensive operations are handled without issue. In Roblox, a game with user-generated content that can sometimes be poorly optimized, this large memory buffer prevents stuttering and texture pop-in, even at 4K. The memory clock runs at 1313 MHz, which translates to 21 Gbps effective, further contributing to its high throughput.

The benchmark results reflect this power. The GPU scores 38194 in Passmark's G3D test and 26613 in the compute test. These scores place it well above the majority of other graphics cards, reinforcing its high percentile ranking. This raw power is what allows the system to achieve frame rates in the hundreds at 1080p and maintain over 120 FPS at 4K with Ultra settings, as seen in the measured FPS data.

Measured FPS Breakdown

The measured FPS data provides a clear picture of performance across three resolutions and four quality presets. The results are consistently high, demonstrating that this system is rarely stressed by Roblox.

At 1920x1080, the performance is astronomical. The average FPS ranges from 505 on Low settings down to 330 on Ultra. The Medium preset yields an average of 460 FPS, with a minimum of 391 and a maximum of 529. These figures are far beyond the refresh rate of even the most advanced gaming monitors, indicating that the CPU is the primary limiting factor at this resolution, as the GPU is not being fully utilized.

Moving to 2560x1440, the frame rates remain exceptionally high. The average FPS spans from 337 on Low to 220 on Ultra. The Medium preset averages 307 FPS, with a minimum of 261 and a maximum of 353. The scaling from 1080p to 1440p shows a noticeable but expected drop in performance, as the GPU begins to take on more work.

At 3840x2160, the system still delivers excellent playability. The average FPS ranges from 191 on Low to 124 on Ultra. The Medium preset records an average of 174 FPS, with a minimum of 148 and a maximum of 200. This shows that even at 4K, the combination can comfortably handle a high-refresh-rate display, with the Ultra preset still providing a smooth experience.

The data clearly indicates that this hardware is capable of running Roblox at its highest settings at high resolutions without any concern for frame rate drops.

Resolution Scaling

Analyzing the frame rate drop from 1080p to 4K reveals the balance between CPU and GPU load. At 1080p, the system is likely CPU-bound, as the Core Ultra 7 265HX must feed frames to the RTX 4090 as fast as possible. The performance gap between Low and Ultra settings at 1080p (505 FPS vs 330 FPS) is primarily due to the CPU's ability to handle the increased draw calls and game logic, not the GPU's rendering capabilities.

When moving to 1440p, the GPU starts to become more of a factor. The average FPS drops by roughly 30-35% across all settings compared to 1080p. For example, High settings drop from 407 FPS to 271 FPS. This is a typical scaling pattern where the increased pixel count begins to load the GPU more heavily.

The jump to 4K presents a different picture. The frame rate drops further, but the system remains highly capable. For instance, High settings at 4K produce 153 FPS, which is still a very high number. The drop from High to Ultra at 4K is significant (153 FPS to 124 FPS), indicating that the GPU is now the limiting component. The fact that the system can still exceed 120 FPS at 4K Ultra shows that the RTX 4090 has enough headroom for this game, and the performance is not being heavily constrained by the CPU at this resolution. This scaling behavior confirms that the RTX 4090 is the dominant component at 4K, while the CPU is the primary driver of the extreme frame rates seen at 1080p.

CPU Role

The Intel Core Ultra 7 265HX is a 20-core, 20-thread processor based on the Arrow Lake architecture. It has a base clock of 2.60 GHz and a boost clock of 5.30 GHz. This high core count and fast boost speed are critical for maintaining high frame rates in Roblox, which can be demanding on the CPU due to the physics and scripting of user-created worlds. The CPU is built on a 3 nm process and has a 30 MB L3 cache, which helps with rapid data access.

In CPU-intensive benchmarks, the 265HX performs admirably. It scores 40642 in Cinebench R23 multicore and 5737 in the single-core test. Its Passmark multithread score is 47985, and its single-thread score is 4500. These scores are in line with its 93rd percentile ranking, showing that it is a top-tier mobile processor.

The data suggests that the CPU's role in Roblox is to provide a massive ceiling for frame rates. At 1080p, where the GPU is less burdened, the CPU's performance dictates the maximum FPS. The fact that the system can reach over 500 FPS at Low settings indicates that the 265HX is not a bottleneck at that resolution. Even at 4K, the CPU is powerful enough to feed the RTX 4090, allowing it to achieve over 120 FPS on Ultra settings. The 20 cores ensure that even the most complex Roblox games, which may have many active scripts and objects, will not cause the processor to become a limiting factor.

Settings Recommendations

Based on the measured FPS data, this system offers an overwhelming amount of performance for Roblox. The primary consideration for settings is the refresh rate of the user's display and their resolution preference.

For users with a 1080p display running at 240Hz or lower, the Ultra preset is the clear recommendation. The average of 330 FPS is more than sufficient to saturate any high-refresh-rate monitor, and it provides the best visual quality without any performance concerns. Even the most demanding scenes will not drop below the refresh rate of a typical 360Hz panel.

At 1440p, the Ultra preset again provides an exceptional experience, with an average of 220 FPS. This is well above the threshold for a 144Hz or 165Hz display. If a user has a 240Hz monitor, the High preset (271 FPS) would be a better choice to ensure the frame rate never dips below the display's maximum refresh rate. The Medium preset is also viable, offering 307 FPS, but the visual improvements in High and Ultra are often worth the slightly lower frame rates.

For 4K gaming, the Ultra preset remains highly playable, with an average of 124 FPS. This is ideal for a 120Hz display. The High preset (153 FPS) would be the recommendation for a 144Hz 4K monitor, as it provides a higher frame rate buffer to prevent any dips below that threshold. The Medium preset (174 FPS) is also an option, but the visual benefits of High and Ultra are generally preferred at this resolution.

In summary, users can safely select the highest settings at their chosen resolution. The Ultra preset is recommended for 1080p and 1440p displays, while the High or Ultra presets are both excellent choices for 4K, depending on the display's refresh rate. The system's performance is so robust that settings choices are more about matching the display's capabilities than about eking out playable frame rates.