Roblox

Resolution Scaling

The measured FPS data for Roblox across three resolutions reveals a clear pattern of GPU-bound scaling at the higher end, with diminishing returns as resolution drops. At 4K with Ultra settings, the Intel Core Ultra 9 275HX and NVIDIA GeForce RTX 5070 combination delivers 88 FPS average. Dropping to 1440p Ultra raises that to 156 FPS, a 77% increase, while 1080p Ultra reaches 234 FPS, another 50% jump. This scaling curve is steep, indicating that at 4K the GPU is the primary limiter, but the gap between 1440p and 1080p suggests the CPU begins to exert more influence at lower resolutions.

Looking at the same settings across all three resolutions, the pattern holds: 4K High produces 109 FPS, 1440p High produces 193 FPS, and 1080p High produces 289 FPS. The transition from 4K to 1440p yields a 77% improvement, while 1440p to 1080p yields a 50% improvement. This non-linear scaling is typical of a system where the GPU handles the bulk of the pixel-pushing workload at 4K, but as resolution decreases, the CPU's frame generation capability starts to cap the output.

At Low settings, the trend becomes more pronounced. The 4K Low result of 135 FPS jumps to 239 FPS at 1440p, a 77% gain, and then to 359 FPS at 1080p, a 50% gain. The consistency of these percentages across settings presets suggests the limiting component shifts systematically. At 4K, even Low settings cannot fully relieve the GPU bottleneck because the sheer pixel count remains high. At 1080p, the 359 FPS result with Low settings approaches what appears to be a CPU-imposed ceiling, given the Core Ultra 9 275HX's architecture.

The Medium preset offers the only complete min/max data in the FACT PACK, providing additional insight. At 4K Medium, the average is 123 FPS with a minimum of 105 FPS and maximum of 142 FPS. At 1440p Medium, the average rises to 218 FPS with a minimum of 185 FPS and maximum of 250 FPS. At 1080p Medium, the average reaches 326 FPS with a minimum of 277 FPS and maximum of 375 FPS. The min-to-max spread widens as resolution drops, from a 37 FPS range at 4K to a 98 FPS range at 1080p, indicating that lower resolutions introduce more frame-time variance, likely due to CPU workload fluctuations.

The data indicates that this combination is well-balanced for 1440p gaming in Roblox, where the GPU still has substantial work to do but the CPU can keep pace. At 4K, the GPU is clearly the limiting factor across all settings. At 1080p, the CPU becomes the more significant constraint, particularly at Low and Medium settings where frame rates exceed 300 FPS.

FAQ

Q: What is the highest average frame rate recorded for this combination in Roblox?

A: The highest average frame rate in the measured data is 359 FPS, achieved at 1920x1080 with Low settings. The next highest is 326 FPS at 1080p Medium, followed by 289 FPS at 1080p High and 234 FPS at 1080p Ultra.

Q: How does the RTX 5070's 12 GB VRAM affect Roblox performance at 4K?

A: The RTX 5070 carries 12 GB of GDDR7 memory on a 192-bit bus with 672.0 GB/s bandwidth. At 4K Ultra, the combination still achieves 88 FPS average, suggesting that VRAM capacity is not a limiting factor for Roblox at this resolution, as the game's visual complexity does not exhaust the available memory.

Q: What is the frame rate difference between Ultra and Low settings at 1440p?

A: At 2560x1440, Ultra settings produce 156 FPS average while Low settings produce 239 FPS average, a difference of 83 FPS or roughly 53% higher performance on Low. Medium sits between them at 218 FPS, and High achieves 193 FPS.

Q: Does the Core Ultra 9 275HX bottleneck the RTX 5070 in Roblox?

A: Based on the resolution scaling data, the CPU becomes more influential at lower resolutions. At 1080p Low, the 359 FPS result suggests the CPU can drive very high frame rates, but the diminishing gains from 1440p to 1080p across all settings indicate some CPU limitation at the lowest resolution.

Q: What is the minimum frame rate recorded in the measured data?

A: The only minimum frame rates recorded are for the Medium preset. At 4K Medium, the minimum is 105 FPS; at 1440p Medium, it is 185 FPS; and at 1080p Medium, it is 277 FPS. No minimum values are listed for Low, High, or Ultra presets.

Q: How does this combination rank among all tested configurations for Roblox?

A: The combo rank in game is 1625 out of 3010 tested combinations, placing it in the 54th percentile of all tested combos. This mid-pack ranking reflects that while the hardware is capable, many other combinations deliver higher performance in Roblox specifically.

GPU Role

The NVIDIA GeForce RTX 5070 is the primary rendering engine in this combination, and its specifications help explain the measured frame rates. The GPU features 6144 shading units, 192 texture mapping units, and 80 render output units, with a base clock of 2325 MHz and a boost clock of 2512 MHz. The 48 ray tracing cores and 192 tensor cores support the Blackwell 2.0 architecture's feature set, though Roblox's rendering workload primarily exercises the traditional rasterization pipeline.

The memory subsystem is notable: 12 GB of GDDR7 memory on a 192-bit bus delivers 672.0 GB/s of bandwidth. This bandwidth figure is substantial and supports high fill-rate operations at 4K resolution. The pixel rate of 201.0 GPixel/s and texture rate of 482.3 GTexel/s provide the raw throughput needed for the measured 4K frame rates. At 4K Ultra, the 88 FPS average indicates the GPU is processing roughly 352 million pixels per second, well within the pixel rate capability.

The GPU's FP32 performance of 30.87 TFLOPS is the same as its FP16 performance at a 1:1 ratio, which is characteristic of the Blackwell architecture's compute design. For Roblox, which is not particularly compute-intensive, this headroom means the GPU is unlikely to be constrained by shader complexity at any resolution tested. The 250 W TDP and dual-slot cooling design suggest the card can sustain boost clocks under sustained gaming loads.

The GPU's benchmark scores place it in the 82nd percentile of all GPUs, with an average benchmark score of 40377. Its nearest rivals in the database are the AMD Radeon Pro 580 (0.1% higher score), AMD Radeon Pro WX 7100 (0.8% higher), AMD Radeon Pro 5300 (1.2% lower), and NVIDIA RTX A500 Mobile (2% higher). These are workstation-class GPUs, and the RTX 5070's position among them reflects its strong compute and graphics capabilities for a consumer mobile part.

The PCIe 5.0 x16 interface provides ample bandwidth to the CPU, and the GPU supports DirectX 12 Ultimate, OpenGL 4.6, and Vulkan 1.4. The measured frame rates demonstrate that the GPU can deliver playable performance even at 4K Ultra, with the 109 FPS at 4K High being particularly strong for a game like Roblox that is not visually demanding by modern standards.

How This Combo Ranks

The combination of the Intel Core Ultra 9 275HX and NVIDIA GeForce RTX 5070 achieves a combo rank of 1625 out of 3010 tested combinations in Roblox. This places the configuration in the lower-middle portion of the ranking distribution, at approximately the 54th percentile. The ranking reflects that while this hardware is capable, Roblox's performance characteristics favor other combinations.

The CPU alone is in the 94th percentile of all CPUs, with an average benchmark score of 67469. Its nearest rivals include the Intel Xeon w5-3525 (0.3% lower score), AMD EPYC 4484PX (0.5% lower), AMD Ryzen Threadripper PRO 5955WX (0.6% lower), and Intel Xeon 6515P (0.7% higher). This places the Core Ultra 9 275HX among high-end workstation and server processors in raw compute performance.

The GPU is in the 82nd percentile of all GPUs, with an average benchmark score of 40377. Its nearest rivals are all AMD workstation cards: the Radeon Pro 580 (0.1% higher), Radeon Pro WX 7100 (0.8% higher), Radeon Pro 5300 (1.2% lower), and RTX A500 Mobile (2% higher). The GPU's ranking is solidly above average but not elite.

The discrepancy between the component-level rankings and the combo-level ranking suggests that Roblox's specific workload does not fully utilize the strengths of this hardware combination. The game's relatively simple rendering pipeline and potential CPU-bound behavior at high frame rates may limit the benefit of the RTX 5070's substantial rasterization throughput. The combo rank of 1625 indicates that many other pairings, likely including those with faster single-threaded CPUs or different GPU configurations, achieve higher frame rates in this title.

The measured frame rates are well above playable thresholds at all resolutions and settings, so the mid-pack ranking does not indicate poor performance in absolute terms. Rather, it reflects the competitive landscape of tested configurations, where many combinations exceed the already-high frame rates this system delivers.

Settings Recommendations

Based on the measured FPS data, the optimal settings preset depends on the user's resolution and performance priorities. At 4K, the High preset delivers 109 FPS average, which is a good balance between visual quality and frame rate. Ultra drops to 88 FPS, which is still playable but offers diminishing returns for the 21 FPS loss. Low provides 135 FPS but sacrifices visual fidelity significantly. Medium at 123 FPS sits between High and Low, with a recorded minimum of 105 FPS that keeps frame pacing consistent.

At 1440p, the High preset produces 193 FPS average, which is excellent for high-refresh-rate displays. Ultra at 156 FPS is also strong, and the 37 FPS gap between High and Ultra reflects the increased rendering workload. Medium at 218 FPS is the best choice for maximum smoothness, with a minimum of 185 FPS ensuring no significant drops. Low at 239 FPS is the highest average but offers the least visual quality.

At 1080p, all presets exceed 230 FPS, making the choice more about display refresh rate and visual preference. Ultra at 234 FPS provides the best visual quality while still delivering frame rates that exceed most high-refresh monitors. High at 289 FPS is the balanced choice, Medium at 326 FPS maximizes smoothness with a 277 FPS minimum, and Low at 359 FPS is the absolute maximum but with reduced visuals.

The Medium preset is the only one with complete min/max data across all resolutions, and it shows consistent frame delivery. At 1080p Medium, the 277 FPS minimum and 375 FPS maximum indicate a wide range but no problematic stuttering. For users with 144Hz or 240Hz monitors, 1440p High or Ultra offers the best combination of visual quality and frame rate headroom. For 4K displays, High is the recommended preset, as it provides a 109 FPS average that comfortably exceeds 60 FPS while maintaining good visual fidelity.

Measured FPS Breakdown

The complete measured FPS data for Roblox with the Intel Core Ultra 9 275HX and NVIDIA GeForce RTX 5070 is as follows:

At 3840x2160 (4K):

• High settings: 109 FPS average
• Low settings: 135 FPS average
• Medium settings: 123 FPS average, 105 FPS minimum, 142 FPS maximum
• Ultra settings: 88 FPS average

At 2560x1440 (1440p):

• High settings: 193 FPS average
• Low settings: 239 FPS average
• Medium settings: 218 FPS average, 185 FPS minimum, 250 FPS maximum
• Ultra settings: 156 FPS average

At 1920x1080 (1080p):

• High settings: 289 FPS average
• Low settings: 359 FPS average
• Medium settings: 326 FPS average, 277 FPS minimum, 375 FPS maximum
• Ultra settings: 234 FPS average

The data shows a consistent ordering of presets at every resolution: Low produces the highest frame rates, followed by Medium, then High, with Ultra being the slowest. The relative gaps between presets are similar across resolutions, though the absolute differences grow at lower resolutions. At 4K, the spread from Ultra (88 FPS) to Low (135 FPS) is 47 FPS. At 1440p, the spread is 83 FPS. At 1080p, the spread is 125 FPS. This widening gap indicates that the CPU becomes more capable of pushing higher frame rates as the GPU workload decreases, but the GPU still limits the Ultra preset's performance.

The Medium preset's min/max data provides the only frame-time variance information. At 4K, the 105-142 FPS range shows a 37 FPS spread. At 1440p, the 185-250 FPS range shows a 65 FPS spread. At 1080p, the 277-375 FPS range shows a 98 FPS spread. The increasing variance at lower resolutions suggests that CPU scheduling and game logic become more significant factors in frame delivery as the GPU completes frames faster.

CPU Role

The Intel Core Ultra 9 275HX is a 24-core, 24-thread processor based on the Arrow Lake architecture, built on a 3 nm process by TSMC. It has a base clock of 2.70 GHz and a boost clock of 5.40 GHz, with a TDP of 55 W. The 36 MB of shared L3 cache and 3 MB of L2 cache per core provide substantial on-die storage for game data. The CPU supports DDR5 memory in a dual-channel configuration with 102.4 GB/s of memory bandwidth.

In Roblox, the CPU's role is primarily to handle game logic, physics, and draw call submission. The 24 cores and 24 threads provide ample parallelism for background tasks, but Roblox's single-threaded performance is often more critical for frame rate. The CPU's single-core benchmark scores include a Cinebench R23 single-core score of 2204 and a Geekbench single-core score of 2458. The Passmark single-thread score of 4713 indicates strong per-core performance.

The CPU's multi-threaded capabilities are exceptional, with a Cinebench R23 multi-core score of 35589 and a Geekbench multi-core score of 20795. The Passmark multithread score of 55759 and floating-point math score of 191186 demonstrate significant compute throughput. However, Roblox's workload is unlikely to fully utilize all 24 cores, as the game's simulation and rendering logic typically scales with single-thread performance.

The CPU's benchmark results place it in the 94th percentile of all CPUs, with an average benchmark score of 67469. Its nearest rivals are Intel Xeon w5-3525 (0.3% lower), AMD EPYC 4484PX (0.5% lower), AMD Ryzen Threadripper PRO 5955WX (0.6% lower), and Intel Xeon 6515P (0.7% higher). These rivals are all workstation or server processors, highlighting the Core Ultra 9 275HX's position as a high-end mobile chip with desktop-class compute performance.

The measured frame rates suggest that the CPU can drive frame rates up to 359 FPS at 1080p Low, which is near the practical limit for many display technologies. The diminishing returns from 1440p to 1080p indicate that the CPU becomes the limiting factor at the lowest resolution, as the GPU has less work to do per frame. The 24 threads and high boost clock of 5.40 GHz provide the headroom needed for Roblox's physics and script execution, which can be demanding in complex user-created worlds.