Thief

The AMD Ryzen 9 9900X paired with the Intel Arc B580 presents a fascinating case study in Thief, a 2014 stealth title that remains demanding by modern standards. This combination, ranking 2779th out of 3720 tested combos, does not lead the pack in raw frame rates, but the data reveals a complex interaction between a high-end 12-core CPU and a mid-range GPU that is heavily influenced by resolution and graphical presets. The benchmark results show a system that can deliver smooth 1080p gameplay at maximum settings but struggles to maintain playable frame rates at 4K, highlighting a clear GPU bottleneck that emerges as pixel count increases.

Resolution Scaling

The measured FPS data for this combo shows a dramatic and predictable decline as resolution scales from 1920x1080 to 3840x2160, but the rate of that decline reveals significant insight into the system's balance. At the High preset, the average frame rate drops from 87 FPS at 1080p to 60 FPS at 1440p, a 31% reduction, and then further to 35 FPS at 4K, a 42% drop from the 1440p figure. This steepening curve is a classic sign of a GPU that is becoming the primary limiting factor at higher resolutions. The Arc B580, with its 12 GB of GDDR6 memory and 456.0 GB/s bandwidth, is being tasked with rendering more pixels, and the data suggests its compute resources are being saturated.

The scaling pattern at the Low preset is even more revealing. The transition from 1080p to 1440p sees frame rates fall from 150 FPS to 103 FPS, a 31% decrease, which is a massive absolute drop of 47 FPS. However, moving from 1440p to 4K only reduces the average from 103 FPS to 61 FPS, a 41% reduction. While the percentage drop is similar to the High preset, the fact that the Low preset at 4K still achieves 61 FPS, versus just 35 FPS on High, indicates that the GPU's fill rate and shading units are the bottleneck, not the CPU. The Ryzen 9 9900X, with its 12 cores and 24 threads, is clearly not the constraint here, as even the lowest resolution and settings data point to a GPU that is being pushed to its limits.

This behavior implies that for this specific game, the Intel Arc B580 is the component that dictates performance scaling. The CPU's robust single-thread score of 1286 in 3dmark_single_thread and multicore capabilities are more than sufficient to feed the GPU, even at 1080p where frame rates are high. The data suggests that if the GPU were more powerful, the Ryzen 9 9900X could likely push frame rates even higher at lower resolutions, but as it stands, the Arc B580's 13.67 TFLOPS of FP32 performance is the ceiling.

GPU Role

The Intel Arc B580's role in Thief is defined by its memory subsystem and its raw compute throughput. The GPU comes equipped with 12 GB of GDDR6 memory on a 192-bit bus, providing 456.0 GB/s of bandwidth. This is a generous allocation for a game from 2014, and it means that texture streaming and memory allocation are unlikely to be a source of stuttering at any resolution tested. The data supports this, as the Medium preset at 1080p shows a minimum FPS of 97 and a maximum of 131, indicating that frame times are relatively consistent without major dips that could be attributed to memory swapping.

The GPU's clock speeds are fixed at a base and boost of 2670 MHz, which is a high operating frequency for this architecture. This consistent clock speed likely helps maintain predictable performance, but the overall architectural efficiency is what determines the final FPS. The Arc B580's benchmark scores, such as a 3dmark_steel_nomad_dx12 score of 3068 and a passmark_g3d score of 15748, place it in the 68th percentile of all GPUs. Its nearest rivals in the synthetic benchmarks include the NVIDIA GeForce RTX 2080 (deltaPct 0.6) and the RTX 3080 (deltaPct -0.7), which suggests that while it is not a top-tier card, it is competitive with older high-end offerings.

However, in Thief, the GPU's 8 MB of L3 cache is not a listed specification, but the 80 ROPs and 160 TMUs are the units that directly impact pixel and texture fill rates. The measured FPS shows that at 4K Ultra, the average drops to just 33 FPS, which is barely playable. This is a direct consequence of the GPU's pixel rate of 213.6 GPixel/s. At 4K resolution, the GPU must fill over 8.3 million pixels per frame, and the data indicates that the Arc B580 simply does not have the raw throughput to maintain high frame rates at this resolution with high-detail settings. The GPU is the decisive component in this pairing, and its limits are clearly exposed by the Thief benchmark.

CPU Role

The AMD Ryzen 9 9900X is a desktop processor based on the Zen 5 architecture, codenamed Granite Ridge, with 12 cores and 24 threads. Its base clock of 4.40 GHz and boost clock of 5.60 GHz provide exceptional single-threaded performance, which is crucial for a game like Thief that likely relies on a few primary threads for game logic. The CPU's 3dmark_single_thread score of 1286 and cinebench_r23_singlecore score of 2253 confirm its strength in this area, and the benchmark results show that it is not a bottleneck in this configuration.

Even at 1080p Low, where the average FPS reaches 150, the CPU is able to keep up with the GPU's output. The data shows a 3dmark_16_threads score of 12552 and a 3dmark_max_threads score of 13929, indicating that even when multiple threads are engaged, the CPU has ample headroom. The Ryzen 9 9900X's 64 MB of L3 cache is also a significant asset, as it can store frequently accessed game data, reducing latency and ensuring that the CPU does not stall waiting for memory. The CPU's memory support for DDR5 with a bandwidth of 89.6 GB/s also ensures that data can flow quickly to the cores.

The fact that the CPU's percentile rank is 92% of all CPUs, with an average benchmark score of 57498, places it in the top tier of processors. Its nearest rivals include the Intel Core i9-14900 (deltaPct -1.1) and the AMD EPYC 7313 (deltaPct 0.2), indicating that it is a top-tier performer. However, in Thief, the CPU's role is largely to stay out of the way. The frame rate scaling from 1080p to 4K is almost entirely dictated by the GPU, as evidenced by the fact that the CPU's performance metrics do not change with resolution. The CPU is a capable partner, but the data clearly shows that the GPU is the limiting factor in this specific game.

How This Combo Ranks

In the grand database of tested hardware combinations, this specific pairing of the Ryzen 9 9900X and Arc B580 achieves a rank of 2779 out of 3720 combos for Thief. This places it in the lower half of all tested systems, which is an interesting outcome given the high-end nature of the CPU. The rank suggests that while the CPU is powerful, the GPU is holding the system back in this title. The combo's rank is likely dragged down by the Arc B580's 68th percentile standing among all GPUs, which is significantly lower than the CPU's 92nd percentile.

This disparity is a clear indicator of imbalance. The data shows that the combo is not competitive with systems that pair similarly strong CPUs with more powerful GPUs. However, the rank is not a judgment of the GPU's absolute quality, but rather its suitability for high-performance gaming. The benchmark results indicate that the Arc B580 is a capable mid-range card, but it is not in the same league as the top-tier GPUs that would typically accompany a processor like the Ryzen 9 9900X. The combo's rank of 2779 suggests that users of this pairing would see significant performance gains from a GPU upgrade, as the CPU has substantial untapped potential in this game.

The nearest rivals to the GPU in synthetic benchmarks, such as the RTX 2080 and RTX 3080, are older or more powerful cards that would likely score much higher in Thief. This means that the combo's rank is not a reflection of poor engineering, but rather a strategic choice to pair a high-end CPU with a mid-range GPU. For a benchmark database, this combo serves as a valuable data point on how a strong CPU cannot compensate for a GPU that is overburdened at high resolutions.

Measured FPS Breakdown

The measured frame rates for this combo are comprehensive, covering three resolutions and four settings levels. At 1920x1080, the performance is generally good. With Low settings, the average FPS is 150, which is exceptionally smooth. Medium settings yield an average of 114 FPS with a minimum of 97 and maximum of 131, showing good frame pacing. High settings average 87 FPS, and Ultra settings average 83 FPS. All of these 1080p results are above the 60 FPS threshold, making this resolution the sweet spot for this combo, even at the highest visual quality.

Moving to 2560x1440, the performance drops noticeably but remains playable on most presets. Low settings average 103 FPS. Medium settings average 78 FPS, with a minimum of 66 and maximum of 90, which is still a good experience. High settings average 60 FPS, which is exactly at the standard refresh rate target. Ultra settings average 57 FPS, which dips below the 60 FPS target but is still close. At 1440p, the combo is usable, but the headroom for high refresh rates is limited to lower settings.

At 3840x2160, the performance becomes marginal. Low settings average 61 FPS, which is playable, but Medium settings drop to an average of 46 FPS, with a minimum of 39 and maximum of 53, which will be noticeable as stutter. High settings average just 35 FPS, and Ultra settings average 33 FPS. These 4K results are largely unplayable for a smooth experience, confirming that the Arc B580 is not suited for 4K gaming in this title. The data shows a clear and consistent pattern of frame rate degradation as resolution and settings increase.

Settings Recommendations

Based on the measured data, the optimal experience for this combo is at 1920x1080 with Ultra settings. The average FPS of 83 is well above the 60 FPS target, and the game will look its best. This provides a perfect balance of visual fidelity and performance. The data shows that there is no significant penalty for choosing Ultra over High at 1080p, as the difference between 83 and 87 FPS is negligible. Therefore, users should not hesitate to enable Ultra at this resolution.

For those with a 1440p monitor, the data suggests that High settings are the appropriate choice. The average FPS of 60 is exactly at the target, providing a smooth experience. Choosing Ultra would result in an average of 57 FPS, which might cause occasional dips below the refresh rate. Medium settings, with an average of 78 FPS, could be selected for a more comfortable margin, but High offers the best balance of visual quality and performance. For 4K users, the data is clear: only Low settings are viable, with an average of 61 FPS. Any higher setting will result in sub-60 FPS performance, which is not recommended.

In summary, the benchmark data strongly supports using 1080p Ultra as the primary configuration for this hardware combo. The 4K resolution should be avoided unless the user is willing to accept significant compromises in visual quality. The 1440p resolution is a viable middle ground, but the settings must be adjusted to achieve a smooth frame rate. This system is best suited for 1080p gaming, where the CPU and GPU work well together to provide a high-refresh-rate experience.

FAQ

*Q: What is the highest average frame rate this combo can achieve in Thief?*

A: The highest measured average frame rate is 150 FPS, achieved at 1920x1080 resolution with Low settings.

*Q: Is this CPU-GPU combination suitable for 4K gaming in Thief?*

A: The data indicates it is not. At 4K, even Low settings only average 61 FPS, while High and Ultra settings drop to 35 and 33 FPS respectively. These frame rates are not ideal for a smooth experience.

Q: How does the Intel Arc B580 compare to its nearest rivals in synthetic benchmarks?

A: The Arc B580 has a passmark_g3d score of 15748. Its nearest rivals include the AMD Radeon RX 580 2048SP (deltaPct -0.2), NVIDIA GeForce RTX 2080 (deltaPct 0.6), and NVIDIA GeForce RTX 3080 (deltaPct -0.7).

Q: What is the best settings preset for a 60 FPS experience at 2560x1440?

A: The data shows that High settings average 60 FPS at 1440p. Medium settings average 78 FPS, but High provides the best visual quality while still hitting the 60 FPS target.

Q: What is the combo's rank in the benchmark database for this game?

A: This specific combination of the AMD Ryzen 9 9900X and Intel Arc B580 ranks 2779 out of 3720 tested combos in Thief.

Q: Does the CPU bottleneck the GPU at 1080p?

A: No, the data does not indicate a CPU bottleneck. At 1080p Low, the combo achieves 150 FPS, and the CPU's high single-threaded and multi-threaded benchmark scores suggest it has sufficient headroom to feed the GPU at this resolution. The frame rate scaling is largely dictated by the GPU.