Fortnite

The AMD Ryzen 9 9950X3D paired with the Intel Arc B390 in Fortnite presents a stark contrast in capabilities. The CPU is a top-tier 16-core processor with a 95th percentile ranking among all CPUs, while the GPU is an integrated-class part with a 9th percentile ranking and a 3DMark Steel Nomad score of just 1482. This pairing results in a combo rank of 3289 out of 3700 tested combinations, placing it in the bottom 11% of all tested systems. The measured FPS data confirms that the Arc B390 is the overwhelming bottleneck, creating a system where the CPU's potential is almost entirely untapped in this game.

FAQ

Q: What is the highest average FPS this combo achieves at 1080p?

A: The highest average FPS is 115, achieved at 1920x1080 with Low settings. This is the only configuration in the measured data that exceeds 100 FPS.

Q: How does the combo rank compare to other tested systems in Fortnite?

A: The combo ranks 3289 out of 3700 total tested combinations, placing it in the bottom 11.1% of all tested systems. This low rank is driven by the GPU's 9th percentile performance ranking.

Q: What is the performance difference between the CPU and GPU in their respective benchmark pools?

A: The AMD Ryzen 9 9950X3D sits in the 95th percentile of all CPUs, while the Intel Arc B390 sits in the 9th percentile of all GPUs. This represents a massive gap in relative performance potential.

Q: What is the average FPS at 1440p with Medium settings?

A: At 2560x1440 with Medium settings, the system achieves an average of 51 FPS, with a minimum of 44 FPS and a maximum of 59 FPS.

Q: Does lowering the resolution from 1440p to 1080p result in a proportional FPS increase across all settings?

A: No, the scaling is not proportional. At Medium settings, dropping from 1440p to 1080p increases FPS from 51 to 81, a gain of 30 FPS. At High settings, the same resolution drop increases FPS from 40 to 63, a gain of 23 FPS. The GPU's limited compute resources do not scale linearly.

Q: What is the only resolution and settings combination that breaks the 100 FPS barrier?

A: The only configuration to exceed 100 FPS is 1920x1080 with Low settings, which produces an average of 115 FPS. All other tested configurations fall below this threshold.

GPU Role

The Intel Arc B390 is an integrated graphics processor (IGP) based on the Xe3-LPG architecture, built on Intel's 3 nm process. It operates with a base clock of 300 MHz and a boost clock of 2500 MHz, and it has a thermal design power (TDP) of just 80 W. The GPU's memory configuration is "System Shared," meaning it relies on the host system's DDR5 memory, with bandwidth described as "System Dependent." This is a fundamental limitation, as the GPU must share memory bandwidth with the CPU.

In terms of raw compute, the Arc B390 has 1536 shading units, 48 texture mapping units (TMUs), and 24 raster output units (ROPs). It supports 12 ray tracing cores and delivers a pixel rate of 60.00 GPixel/s, a texture rate of 120.0 GTexel/s, and an FP32 performance of 7.680 TFLOPS. However, its benchmark results tell a more sobering story. In the 3DMark Steel Nomad DX12 test, it scores only 1482, placing it in the 9th percentile of all GPUs. Its nearest rivals are legacy parts like the NVIDIA GeForce GT 520MX (score 1463, 1.3% slower), the NVIDIA GeForce 800M (score 1460, 1.5% slower), and the NVIDIA GeForce GT 625 OEM (score 1446, 2.5% slower).

This data indicates the Arc B390 is fundamentally a low-end graphics solution. In Fortnite, this translates to an inability to maintain high frame rates at any resolution above 1080p with moderate settings. The GPU's shared memory architecture and modest compute resources mean that even a powerful CPU like the 9950X3D cannot overcome the graphics bottleneck. The system's measured FPS figures are consistently low, and the GPU's 9th percentile ranking strongly suggests that it is the primary constraint in every tested scenario.

Resolution Scaling

The measured FPS data reveals how the system's performance scales with resolution, and the pattern strongly indicates a GPU-bound system. At 1920x1080 with Low settings, the system achieves 115 FPS. Dropping to 2560x1440 with the same settings reduces the average to 73 FPS, a 36.5% decrease. At 3840x2160 with Low settings, the average drops further to 39 FPS, an additional 46.6% decrease from the 1440p result. This steep decline with increasing pixel count is classic behavior for a GPU that is overwhelmed by the render workload.

The scaling pattern is even more revealing at higher settings. At Medium settings, the system goes from 81 FPS at 1080p, to 51 FPS at 1440p, and then to 27 FPS at 4K. The jump from 1440p to 4K represents a 47% performance loss, while the jump from 1080p to 1440p represents a 37% loss. These diminishing returns are more pronounced than what would be expected from a balanced system, confirming that the Arc B390's fill rate and shader throughput are the limiting factors. The CPU's capability is evident in the fact that it can push the GPU to these levels, but the GPU cannot reciprocate.

At 4K Ultra settings, the average FPS collapses to just 14, which is effectively unplayable. This starkly illustrates that the GPU is not just underpowered, but severely underpowered for a game like Fortnite at high resolutions. The data suggests that the limiting component is unambiguously the GPU, as the CPU has ample headroom to process the game's logic and draw calls at all tested resolutions. The performance cliffs at each resolution step are far too steep to be attributed to CPU limitations.

Measured FPS Breakdown

The measured FPS data provides a comprehensive picture of the system's performance. At 1920x1080, the results are as follows:

• Low: 115 FPS average.
• Medium: 81 FPS average, with a minimum of 69 FPS and a maximum of 93 FPS.
• High: 63 FPS average.
• Ultra: 41 FPS average.

At 2560x1440, the performance drops noticeably:

• Low: 73 FPS average.
• Medium: 51 FPS average, with a minimum of 44 FPS and a maximum of 59 FPS.
• High: 40 FPS average.
• Ultra: 26 FPS average.

At 3840x2160, the system struggles to maintain playable frame rates:

• Low: 39 FPS average.
• Medium: 27 FPS average, with a minimum of 23 FPS and a maximum of 31 FPS.
• High: 21 FPS average.
• Ultra: 14 FPS average.

The data shows a clear hierarchy: lowering settings at any given resolution yields a significant FPS boost, but the absolute numbers are always low. For example, at 1440p, going from Ultra (26 FPS) to Low (73 FPS) nearly triples performance, yet the result is still below 75 FPS. The only configuration that approaches smooth gameplay is 1080p Low at 115 FPS. The minimum FPS figures, where available, show that the system can experience stutters, with a low of 23 FPS at 4K Medium and 44 FPS at 1440p Medium. This suggests that even at lower settings, frame pacing can be inconsistent due to the GPU's limits.

How This Combo Ranks

The combination of the AMD Ryzen 9 9950X3D and Intel Arc B390 ranks 3289 out of 3700 tested combos in Fortnite. This places it in the bottom 11% of all tested systems. The ranking is a direct consequence of the GPU's performance, as the CPU is among the best available. The CPU alone holds a 95th percentile ranking among all CPUs, while the GPU holds a 9th percentile ranking among all GPUs. This massive disparity means that the combo is effectively held back by its weakest link.

In practical terms, this combo performs worse than many systems with mid-range CPUs and dedicated graphics cards. The data in the nearestRivals fields for the GPU reinforces this, as the Arc B390's closest competitors are legacy NVIDIA parts like the GT 520MX and GT 710, which are over a decade old. The CPU's nearest rivals, on the other hand, are high-end parts like the AMD Ryzen 7 PRO 9755X3D and Intel Core Ultra 9 285, with average scores within 0.4% of the 9950X3D. This combination of a top-tier CPU and a bottom-tier GPU creates an unbalanced system that ranks poorly in gaming workloads.

Settings Recommendations

Based on the measured FPS data, the only way to achieve a consistently playable experience is to use the lowest settings at 1080p. The 1920x1080 Low preset delivers an average of 115 FPS, which is the only configuration that clears the 100 FPS threshold. This is the recommended setting for any user who prioritizes frame rate and responsiveness over visual fidelity.

For users who require higher graphical quality, the 1920x1080 Medium preset offers a compromise, delivering 81 FPS average with a minimum of 69 FPS. This is still playable, but the minimum FPS indicates potential stutters in demanding scenes. The 1920x1080 High preset drops to 63 FPS average, which is borderline, and the Ultra preset at 1080p falls to 41 FPS, which is below the threshold for smooth competitive play.

At 1440p, the Low preset (73 FPS) is the only viable option for a decent experience, while the Medium preset (51 FPS) is marginal. All other settings at 1440p and all settings at 4K produce average FPS below 40, which is not recommended for a fast-paced game like Fortnite. The data strongly suggests that users should prioritize resolution scaling down to 1080p and use Low or Medium settings to get the best balance of performance and responsiveness from this hardware combination.

CPU Role

The AMD Ryzen 9 9950X3D is a flagship desktop processor with 16 cores and 32 threads, based on the Zen 5 architecture (Granite Ridge). It has a base clock of 4.30 GHz and a boost clock of 5.70 GHz, and it includes a substantial 128 MB of L3 cache. Its multi-threaded performance is exceptional, as evidenced by a Cinebench R23 multicore score of 42018 and a Geekbench multicore score of 26736. Single-thread performance is also strong, with a Cinebench R23 single-core score of 2259 and a Geekbench single-core score of 3064.

However, in this specific gaming configuration, the CPU's immense power is largely irrelevant. Fortnite is a game that can leverage multiple cores, but the Arc B390 is so weak that it cannot render frames fast enough to utilize the CPU's full potential. The measured FPS data shows that the system's performance is almost entirely dictated by the GPU's rendering capabilities. The CPU's role is to feed the GPU with draw calls and game state updates, but the GPU's 7.680 TFLOPS of FP32 compute is insufficient to turn those instructions into high frame rates.

The data implies that the CPU is never the bottleneck in this pairing. If it were, we would see similar FPS numbers across different resolutions and settings, as the CPU's workload is largely independent of resolution. Instead, the FPS drops significantly as resolution and settings increase, which is a classic sign of a GPU bottleneck. The CPU's high single-thread performance (1292 in 3DMark single-thread) and multi-thread scores are wasted in this context, as the GPU is unable to keep up. The system's combo rank of 3289 out of 3700 reflects this imbalance, showing that the CPU's potential is completely masked by the GPU's limitations.