Roblox

FAQ

Q: What is the average FPS for this CPU/GPU combo in Roblox at 1920x1080 on Low settings?

A: The AMD Ryzen 7 7700X paired with the NVIDIA GeForce RTX 4070 delivers an average of 233 FPS at 1920x1080 on Low settings, making it the highest measured result among all tested resolutions and settings in the data.

Q: How does the RTX 4070 compare to its closest rival, the RTX 4080 Mobile, in average benchmark score?

A: The RTX 4070 has an average benchmark score of 37648, while the RTX 4080 Mobile scores 38135. The delta is -1.3%, meaning the RTX 4080 Mobile is 1.3% ahead of the RTX 4070 in overall GPU benchmark performance.

Q: What is the combo rank of this system in Roblox?

A: This combination ranks 3288 out of 3711 tested combos for Roblox, placing it in the lower-middle portion of the tested field for this specific game.

Q: Does the Ryzen 7 7700X support DDR5 memory?

A: Yes, the Ryzen 7 7700X supports DDR5 memory with a dual-channel memory bus and a memory bandwidth of 83.2 GB/s. It also supports ECC memory.

Q: What is the boost clock of the Ryzen 7 7700X?

A: The Ryzen 7 7700X has a base clock of 4.50 GHz and a boost clock of 5.40 GHz. It features 8 cores and 16 threads based on the Zen 4 architecture.

Q: At which resolution does the combo achieve its lowest average FPS?

A: The lowest average FPS is 43, recorded at 3840x2160 on Ultra settings. This is the only measured result below 55 FPS across all data points.

CPU Role

The AMD Ryzen 7 7700X is an 8-core, 16-thread processor built on the Zen 4 architecture (codenamed Raphael) using a 5 nm process at TSMC. It operates with a base clock of 4.50 GHz and a boost clock of 5.40 GHz, with a TDP of 105 W. The CPU's cache hierarchy includes 64 KB of L1 cache per core, 1 MB of L2 cache per core, and a shared 32 MB L3 cache. This configuration sits in the 85th percentile of all CPUs, indicating strong general-purpose performance that can handle Roblox's physics and scripting workloads.

In synthetic benchmarks, the 7700X scores 19088 in Cinebench R23 multi-core and 1987 in single-core, with a Geekbench multi-core score of 12451 and single-core score of 2289. Its 3DMark scores scale from 1090 in single-thread to 8859 in 16-thread tests, showing good scaling across thread counts. PassMark results are particularly strong in integer math (112601) and floating-point math (68986), which are relevant to Roblox's procedural generation and user-created content calculations.

The CPU's nearest rivals include the AMD Ryzen 7 PRO 5845 with an average score of 35802 (0.3% behind), the Intel Core 7 250H at 35728 (0.5% behind), the AMD Ryzen AI 7 PRO 350 at 35719 (0.5% behind), and the Intel Core Ultra 9 185H at 35670 (0.7% behind). The 7700X's average benchmark score of 35909 places it at the top of this small cluster, though the differences are marginal—under 1% across all four rivals. This suggests that for Roblox, which is often more GPU-bound at higher settings, the CPU's headroom is sufficient to avoid bottlenecks at most resolutions.

The single-thread performance of 4190 in PassMark and 1090 in 3DMark single-thread tests is notable because Roblox's game engine frequently relies on a primary game thread for player logic and world updates. The 7700X's strong single-core showing ensures that even in dense player-created environments with many scripts running, the CPU can maintain consistent frame pacing. At lower resolutions like 1920x1080, where the GPU has more headroom, the CPU's 16 threads help sustain high frame rates—the measured 233 FPS at Low settings indicates the CPU is not a limiting factor.

Settings Recommendations

The measured FPS data provides clear guidance for optimal settings based on resolution. At 1920x1080, all settings produce playable frame rates, but the differences are substantial. Low settings yield 233 FPS, Medium produces 179 FPS, High delivers 153 FPS, and Ultra drops to 119 FPS. For competitive play or high-refresh-rate monitors, Low settings maximize frame rate, while Medium offers a balanced experience at 179 FPS with better visual fidelity.

At 2560x1440, the pattern holds but with lower absolute numbers: Low hits 152 FPS, Medium reaches 117 FPS, High achieves 100 FPS, and Ultra falls to 78 FPS. The Medium preset at 1440p provides a strong balance—117 FPS is smooth for most displays, and the measured minimum of 99 FPS ensures minimal stutter. High settings at 1440p still deliver a playable 100 FPS, but the margin above 60 FPS is thinner.

At 3840x2160, the situation changes significantly. Ultra settings produce only 43 FPS, which is below the 60 FPS threshold for smooth gameplay. High settings improve to 55 FPS, still marginal. Medium settings reach 64 FPS with a minimum of 55 FPS, making it the first playable option at 4K. Low settings achieve 84 FPS, providing a comfortable margin. For 4K displays, Low or Medium is recommended—Medium offers a 64 FPS average with some frame dips, while Low ensures consistent performance at 84 FPS.

The data suggests that Medium settings provide the best overall experience across all three resolutions when considering the trade-off between visual quality and frame rate. At 1080p, Medium's 179 FPS is well above display refresh rates for most monitors. At 1440p, Medium's 117 FPS with a 99 FPS minimum is smooth. At 4K, Medium's 64 FPS is just above the 60 FPS target, though users seeking guaranteed smoothness may prefer Low.

How This Combo Ranks

In the database of tested combinations, this AMD Ryzen 7 7700X + NVIDIA GeForce RTX 4070 pairing ranks 3288 out of 3711 combos for Roblox. This places it in the 11th percentile of tested systems—meaning roughly 89% of tested combos perform better in this specific game. This ranking is notably lower than the individual component percentiles (85th for CPU, 81st for GPU), indicating that Roblox's performance profile does not favor this particular hardware combination as strongly as general-purpose benchmarks would suggest.

The discrepancy between component-level and game-level rankings likely stems from Roblox's engine characteristics. As a sandbox game with user-generated content, Roblox's rendering demands vary widely depending on the specific experience being played. The game's visual style—often characterized by blocky, low-poly geometry—does not heavily stress the GPU's shading or texture capabilities, which means the RTX 4070's 29.15 TFLOPS of FP32 performance and 455.4 GTexel/s texture rate are underutilized. Similarly, the CPU's 16 threads may be more than Roblox's engine can effectively use.

The measured FPS data supports this interpretation. Even at 4K Ultra, the combo produces 43 FPS, which is not catastrophic but does not reflect the hardware's theoretical capability. The gap between Low and Ultra settings at each resolution is relatively modest compared to more demanding games—at 1080p, the spread is 233 to 119 FPS (about 2x), whereas a more GPU-intensive title might show a 3-4x difference. This suggests that Roblox's performance ceiling is constrained by engine-level factors rather than raw hardware throughput.

GPU Role

The NVIDIA GeForce RTX 4070 is built on the Ada Lovelace architecture using TSMC's 5 nm process, with 35,800 million transistors on a 294 mm² die. It features 5888 shading units, 184 texture mapping units, 64 ROPs, 46 ray tracing cores, and 184 tensor cores. The GPU operates at a base clock of 1920 MHz and a boost clock of 2475 MHz, with memory running at 1313 MHz (21 Gbps effective). It has 12 GB of GDDR6X memory on a 192-bit bus, providing 504.2 GB/s of bandwidth.

The RTX 4070's benchmark results show a PassMark G3D score of 26927 and a Geekbench OpenCL score of 154858, with a Vulkan score of 174152. Its 3DMark Steel Nomad DX12 score is 3854. The GPU sits in the 81st percentile of all GPUs, with an average benchmark score of 37648. Its nearest rivals include the NVIDIA Tesla P4 at 37628 (0.1% behind), the AMD Radeon RX Vega 56 at 37507 (0.4% behind), the NVIDIA GeForce RTX 4080 Mobile at 38135 (1.3% ahead), and the AMD Radeon PRO W6400 at 37157 (1.3% behind). These rival deltas are all within 1.3%, indicating the RTX 4070 sits in a tightly contested performance band.

In Roblox, the GPU's role is somewhat unusual. The game's rendering engine does not heavily tax modern GPUs, even at 4K resolution. The measured FPS at 1920x1080 Low (233 FPS) represents the GPU's headroom when not constrained by rendering complexity. However, the relatively small performance gap between settings—from 119 FPS at Ultra to 233 FPS at Low at 1080p—suggests that the CPU or engine limits are playing a significant role. The RTX 4070's 12 GB VRAM and 504.2 GB/s bandwidth are more than sufficient for Roblox's texture and geometry requirements; the game does not appear to approach VRAM capacity even at 4K Ultra.

The GPU's 158.4 GPixel/s pixel rate and 455.4 GTexel/s texture rate are likely not the bottleneck. Instead, the game's draw call overhead and physics simulation may limit performance. This is supported by the fact that the combo's Roblox ranking (3288 of 3711) is far below what the hardware's raw benchmark scores would predict.

Measured FPS Breakdown

At 1920x1080, the combo delivers its highest performance. Low settings produce an average of 233 FPS, Medium yields 179 FPS with a minimum of 152 and maximum of 206, High achieves 153 FPS, and Ultra drops to 119 FPS. All settings at 1080p are well above the 60 FPS threshold, making this resolution ideal for high-refresh-rate displays.

At 2560x1440, performance remains strong but scales down proportionally. Low settings average 152 FPS, Medium averages 117 FPS with a range of 99 to 134 FPS, High averages 100 FPS, and Ultra averages 78 FPS. The Medium preset's minimum of 99 FPS indicates that even in demanding scenes, the system maintains near-100 FPS performance.

At 3840x2160, the combo begins to show its limits. Low settings still manage 84 FPS, which is playable. Medium drops to 64 FPS with a minimum of 55 FPS and a maximum of 74 FPS—this is the only preset with recorded min/max data at 4K. High settings fall to 55 FPS, and Ultra reaches only 43 FPS. At 4K, only Low and Medium settings provide consistently playable frame rates, with Medium offering the best visual quality while staying above 60 FPS on average.

The data reveals a consistent pattern across resolutions: the relative performance gaps between settings are similar regardless of resolution. Moving from Low to Medium costs roughly 30% performance, from Medium to High costs about 15-20%, and from High to Ultra costs another 20-25%. This uniform scaling suggests that Roblox's settings adjustments affect the same rendering pipelines proportionally, regardless of output resolution. The measured minimum FPS values for Medium settings across all resolutions (152 at 1080p, 99 at 1440p, 55 at 4K) indicate that frame dips are more pronounced at higher resolutions, which is expected given the increased pixel shading workload.