Counter-Strike 2

The pairing of an Intel Core i5-12400F with an NVIDIA GeForce RTX 4090 in Counter-Strike 2 presents a fascinating study in bottleneck dynamics. The data reveals a system capable of extreme frame rates, yet the relationship between the six-core processor and the flagship GPU shifts dramatically depending on resolution and settings. This combination ranks 49th out of 1632 tested combos, placing it in the top 3% of all configurations, a position that reflects the raw power of the RTX 4090 even when paired with a mid-range CPU.

Settings Recommendations

The measured data offers a clear hierarchy of performance across the four settings presets, with the optimal choice depending entirely on the user's refresh rate and resolution. At 1080p, the Low preset delivers an average of 699.8 FPS, which is the highest figure recorded for this combo. This is the definitive choice for competitive play on high-refresh monitors, as the gap between Low and Medium is substantial (a 78.4 FPS difference), while the jump from Medium to High is even more pronounced, dropping from 621.4 to 461.7 FPS. For 1440p users, the Low preset still provides an exceptional 496.9 FPS, making it the only option that clears the 480Hz barrier, while Medium at 412.1 FPS remains viable for 360Hz displays. At 4K, the situation changes, as the GPU becomes more stressed; the Low preset's 274.5 FPS is still remarkably high, but the Medium preset at 228.3 FPS offers a better balance for 240Hz 4K monitors. The Ultra preset, while visually demanding, shows the largest performance cost at every resolution, with scores of 361.9, 237.7, and 133.1 FPS at 1080p, 1440p, and 4K respectively. The data suggests that High is the least efficient preset, as its performance at 1440p (306.1 FPS) is only marginally better than Ultra at 1080p (361.9 FPS), yet it carries a significant visual overhead compared to Medium. For the best experience per the measured rows, the Low preset is unambiguously the top pick for maximizing frame rates, while Medium serves as the compromise for those seeking higher visual fidelity without sacrificing responsiveness, particularly at 1440p and 4K.

GPU Role

The NVIDIA GeForce RTX 4090 is the dominant force in this pairing, and its specifications explain the extraordinary frame rates. With 24 GB of GDDR6X memory on a 384-bit bus, the GPU has a bandwidth of 1.01 TB/s, which is more than sufficient for Counter-Strike 2's asset streaming at any resolution. The Ada Lovelace architecture, built on a 5 nm process, allows for a boost clock of 2520 MHz, driving 16,384 shading units. This configuration yields an FP32 throughput of 82.58 TFLOPS, a figure that explains why the GPU never appears to be the limiting factor at 1080p, where the CPU's single-thread performance governs the output. The benchmark data for the GPU shows a passmark G3D score of 38194, placing it in the 91st percentile of all GPUs, which underscores its elite status. Interestingly, the GPU's nearest rivals in the benchmark database include the NVIDIA Tesla T4 and Tesla P40, with delta percentages of -0.4% and 0.5% respectively, suggesting that while these are different classes of hardware, the raw compute scores are comparable. However, in gaming-specific workloads like Counter-Strike 2, the RTX 4090's dedicated ray tracing cores (128) and tensor cores (512) are less relevant than its raw rasterization power, which is where the 176 ROPs and 512 TMUs excel. The data implies that the GPU's role in this combo is to provide a massive ceiling, ensuring that even at 4K Ultra, the frame rate does not dip below 133.1 FPS, a figure that would still be considered high for most systems. The GPU's 450 W TDP and suggested 850 W PSU indicate the power appetite required to sustain these clocks, but the measured FPS confirms that the investment translates directly into performance.

Resolution Scaling

The FPS drop from 1080p to 4K reveals a classic transition from a CPU-bound to a GPU-bound scenario. At 1080p Low, the combo hits 699.8 FPS, but at 1440p Low, that figure drops to 496.9 FPS, a reduction of 202.9 FPS (or approximately 29%). Moving to 4K Low, the average falls to 274.5 FPS, which is a further drop of 222.4 FPS (about 45%) from the 1440p result. This scaling pattern indicates that the CPU, with its boost clock of 4.40 GHz, is able to feed the GPU adequately at lower resolutions, but as pixel count increases, the GPU's workload grows exponentially. The data shows that the percentage drop from 1080p to 4K is larger at lower settings: for Low, the 4K score is 39.2% of the 1080p score, while for Ultra, the 4K score is 36.8% of the 1080p score. This suggests that even at Ultra settings, the CPU is still partially limiting the 1080p result, as the RTX 4090 would likely produce a higher frame rate if fully unconstrained. At 4K Ultra, the combo produces 133.1 FPS, which is a stark contrast to the 1080p Low figure, yet still playable for most users. The scaling analysis points to the i5-12400F as the primary limiter at 1080p, where its 6 cores and 12 threads cannot fully utilize the GPU's potential; however, at 4K, the GPU becomes the bottleneck, and the CPU's role diminishes. The average FPS across all settings at 1080p is 536.2, at 1440p it is 363.2, and at 4K it is 201.7, showing a consistent halving of performance with each resolution step, which is expected given the pixel count quadrupling.

How This Combo Ranks

In the global context of tested combinations, the i5-12400F and RTX 4090 duo holds the 49th position out of 1632 combos, placing it in the top 3% of all configurations. This rank is surprising given the CPU's relatively modest standing in the overall processor percentile (77th percentile vs. all CPUs), but it highlights how a high-end GPU can boost a mid-range CPU in a CPU-intensive game like Counter-Strike 2. The combo's rank suggests that the i5-12400F's single-thread performance, evidenced by its 3DMark single-thread score of 909 and Cinebench R23 single-core score of 2332, is sufficient to keep up with the RTX 4090's demands in this specific title. The CPU's nearest rivals in benchmark scores include the Intel Core i7-8700K (0.1% delta), Intel Core i5-1335U (0.3% delta), and AMD Ryzen 5 7533HS (-0.7% delta), indicating that the i5-12400F's processing power is closely matched to these older or mobile parts. This means that while the CPU is not a top-tier performer in general benchmarks, its architecture is well-suited for the low-latency, high-FPS demands of Counter-Strike 2. The gap between this combo and the top-ranked configurations is likely due to CPUs with higher boost clocks, as the data shows that the game rewards single-core speed. The 49th rank confirms the RTX 4090's dominance, as it manages to pull a mid-range CPU into the upper echelons of gaming performance.

FAQ

Q: What is the highest average FPS achievable with this combo?

A: The highest measured average FPS is 699.8, achieved at 1920x1080 resolution with Low settings.

Q: How does the combo perform at 4K Ultra settings?

A: At 3840x2160 with Ultra settings, the combo delivers an average of 133.1 FPS, which is the lowest recorded figure in the data set.

Q: Is the CPU or GPU the limiting factor at 1080p?

A: The data indicates a CPU bottleneck at 1080p, as the performance drop from Low to Medium (78.4 FPS) and from Medium to High (159.7 FPS) is significant, suggesting the i5-12400F cannot fully feed the RTX 4090's capabilities.

Q: What is the FPS difference between Low and High settings at 1440p?

A: At 2560x1440, the Low preset averages 496.9 FPS, while the High preset averages 306.1 FPS, a difference of 190.8 FPS.

Q: How does this combo rank among all tested configurations?

A: The combo ranks 49th out of 1632 tested combinations, placing it in the top 3% of all systems.

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

A: The GPU has a memory bandwidth of 1.01 TB/s, utilizing 24 GB of GDDR6X memory on a 384-bit bus.

Measured FPS Breakdown

The measured FPS data provides a comprehensive view of performance across all settings and resolutions.

At 1920x1080, the Low preset achieves an average of 699.8 FPS, which is the peak performance for this combo. The Medium preset follows at 621.4 FPS, while High drops to 461.7 FPS. The Ultra preset produces 361.9 FPS, showing a clear trade-off between visual fidelity and frame rate.

At 2560x1440, the Low preset yields 496.9 FPS, maintaining high refresh rates. Medium delivers 412.1 FPS, while High falls to 306.1 FPS. The Ultra preset at 1440p results in 237.7 FPS, which is still suitable for high-refresh 1440p monitors.

At 3840x2160, the Low preset provides 274.5 FPS, making 4K gaming viable for competitive play. Medium produces 228.3 FPS, while High drops to 170.9 FPS. The Ultra preset at 4K yields 133.1 FPS, which remains playable but falls below the 144Hz threshold.

The data shows a consistent pattern: the Low preset always offers the highest FPS, with a significant gap to Medium, and an even larger gap to High and Ultra. The difference between High and Ultra is also notable, with Ultra costing roughly 20-25% performance compared to High at each resolution.

CPU Role

The Intel Core i5-12400F plays a crucial yet secondary role in this combo, and its specifications reveal why it performs admirably in Counter-Strike 2. The processor features 6 cores and 12 threads, with a base clock of 2.50 GHz and a boost clock of 4.40 GHz. This boost clock is the key metric for gaming, as Counter-Strike 2 relies heavily on single-thread performance. The CPU's 3DMark single-thread score of 909 and Cinebench R23 single-core score of 2332 demonstrate strong per-core capability, which is reflected in the high frame rates at 1080p. The 18 MB of shared L3 cache helps reduce memory latency, and the support for both DDR4 and DDR5 memory provides flexibility, though the measured FPS does not distinguish between memory types. The CPU's percentile rank of 77th vs. all CPUs indicates it is above average but not elite, and its avg benchmark score of 19221 places it in the same league as the Intel Core i7-8700K (0.1% delta) and AMD Ryzen 5 7533HS (-0.7% delta). This means that in general compute tasks, the i5-12400F is comparable to older high-end parts, but its 4.40 GHz boost clock is what matters for this game. The data suggests that the CPU's role is to provide a stable foundation for the GPU, and at 1080p, it becomes the bottleneck, as evidenced by the diminishing returns when lowering settings—the jump from Low to Medium only yields a 78.4 FPS increase, while the GPU is capable of much more. At 4K, the CPU's workload decreases relative to the GPU, and the frame rates become more GPU-dependent, allowing the RTX 4090 to shine. The CPU's TDP of 65 W and 10 nm process make it an efficient choice, but the benchmark results indicate that for users seeking absolute maximum FPS at 1080p, a higher-clocked CPU would be necessary to fully unlock the RTX 4090's potential.