SYSTEM ANALYZER

Rate My PC: Intel Core i9-13900HX + NVIDIA GeForce RTX 3080 Mobile

Get a comprehensive performance analysis of your gaming rig with detailed benchmarks, bottleneck detection, and upgrade recommendations

93 / 100
ULTIMATE READY

Apex Performer

Top 7% of systems. Capable of 4K Ultra gaming and advanced rendering.

4K 60+ FPSVR ReadyRay Tracing

System Balance Analysis

CPU vs GPU performance ratio
Well Balanced
CPU
93%
VS
GPU
92%
PROCESSOR

Intel Core i9-13900HX

46,098 Benchmark Score
Top 7% Market Ranking
View Full Specs →
GRAPHICS CARD

NVIDIA GeForce RTX 3080 Mobile

23,628 Benchmark Score
Top 8% Market Ranking
View Full Specs →

Market Position

How your build compares to others
Budget
0-30
Mid-Range
30-60
High-End
60-85
Enthusiast
85-100
Your Build

Game Performance Benchmarks

Real-world 4K FPS in popular titles
View All Games →

Performance Insights

Tips to maximize your system

Optimal Performance

Your system is in the top tier. You can run any modern game at maximum settings.

4K Gaming Ready

Consider a 4K 144Hz monitor to fully utilize your hardware capabilities.

Compatible Games See what you can play Compare CPUs Find upgrades Compare GPUs Find upgrades

Performance Tiers Explained

90-100

Ultimate

4K Ultra gaming, VR ready, ray tracing enabled, professional workloads

4K 60+ FPS VR Ready
70-89

High-End

1440p Ultra or 4K High settings, excellent for modern AAA titles

1440p Ultra 4K High
50-69

Mid-Range

1080p Ultra or 1440p Medium, great value for most gamers

1080p Ultra 1440p Med
30-49

Entry Level

1080p Medium settings, suitable for eSports and older titles

1080p Med eSports
0-29

Legacy

Basic gaming, older titles, consider upgrading for modern games

720p-1080p Low Older Games

# Benchmark Performance

The Intel Core i9-13900HX and NVIDIA GeForce RTX 3080 Mobile combination delivers a formidable mobile platform, ranking in the 79th percentile overall among all laptop builds. The CPU is the standout component, achieving an 89th percentile ranking against all CPUs, which places it in the upper echelon of mobile processors. Its average benchmark score of 46,098 is nearly identical to its closest rivals: it sits just 0.1% above the Intel Core Ultra 5 235 (46,062) and the AMD Ryzen AI 9 HX 375 (46,030), and 0.2% above the AMD Ryzen AI 5 440G (46,187). The data shows a tightly contested group at this performance tier, with the i9-13900HX leading by the slimmest of margins.

In multi-threaded workloads, the CPU demonstrates exceptional scaling. The Cinebench R23 multicore score of 27,900 points dwarfs the single-core score of 2,056, indicating a 12.6x scaling factor when all 24 cores are engaged. This is consistent with a 24-core, 32-thread design that maintains strong per-core efficiency. The 3DMark results reinforce this pattern: max-thread score of 11,738 versus single-thread score of 1,102 shows a 10.6x improvement, while the 16-thread score of 8,929 captures 76% of the maximum throughput. The PassMark multithread score of 43,062 and integer math score of 156,175 further confirm that this processor excels in highly parallel tasks.

The GPU, while not as dominant as the CPU, still holds a respectable 69th percentile position among all GPUs. Its average benchmark score of 23,628 places it 0.5% above the RTX 3070 Ti Mobile (23,518) and 1.3% above the AMD Radeon AI PRO R9700 (23,315), but 0.5% behind the GTX TITAN Z (23,736) and 1% behind the Radeon RX 9070 (23,877). The Geekbench compute scores are particularly strong: OpenCL at 104,831 and Vulkan at 104,066 show near-parity between the two APIs, indicating well-optimized drivers and balanced compute architecture.

The combined picture is one of a CPU-led platform. The processor's 89th percentile ranking outpaces the GPU's 69th percentile, suggesting that the i9-13900HX has more headroom than the RTX 3080 Mobile can fully utilize in certain workloads. This is not a criticism of the GPU—it remains a capable performer—but rather a reflection of the CPU's exceptional multi-threaded capabilities. For tasks that are heavily CPU-bound, such as compilation or physics simulation, this platform will punch well above its class. For GPU-bound tasks like ray-traced rendering, the RTX 3080 Mobile will be the limiting factor, but it is still positioned competitively against modern mobile GPUs.

# Upgrade Path and Platform

The platform is built on the Intel BGA 1964 socket, which is a soldered mobile design. This means the CPU itself is not user-upgradeable; the data shows the processor is permanently attached to the motherboard. The memory support includes both DDR4 and DDR5 in a dual-channel configuration, giving system integrators flexibility in memory selection. The platform supports ECC memory, which is notable for a mobile platform and suggests potential use in professional or scientific computing environments where data integrity is paramount.

Storage and expansion are handled through PCIe Gen 5 with 20 lanes available from the CPU. This provides substantial bandwidth for the fastest NVMe SSDs and other high-throughput devices. The GPU connects via PCIe 4.0 x16, which is a mature and well-supported interface for the RTX 3080 Mobile. The power delivery situation is straightforward: the CPU has a 55W TDP, and the GPU has a 115W TDP. The combined 170W power envelope for the core components is modest for a high-performance laptop, leaving headroom for other system components. The suggested PSU field is null in the data, but the low TDPs suggest that a capable laptop power adapter—in the range of 200W to 300W—would be sufficient. This is not excessive for a mobile workstation or gaming laptop.

A sensible next upgrade for this platform would focus on memory and storage rather than the core silicon. Moving from DDR4 to DDR5 would improve memory bandwidth, which is particularly beneficial for the CPU's multi-threaded workloads. The 36 MB of shared L3 cache is already generous, but faster memory will help feed the 24 cores more efficiently. Similarly, utilizing PCIe Gen 5 NVMe storage would take advantage of the CPU's lane allocation and reduce load times in large applications. The GPU, being an end-of-life product, is not upgradable in a laptop form factor, so users should maximize the RTX 3080 Mobile's potential through driver optimization and proper thermal management rather than expecting a hardware swap.

# GPU Analysis

The NVIDIA GeForce RTX 3080 Mobile is built on the Ampere architecture using Samsung's 8 nm process, with a die size of 392 mm² and 17,400 million transistors. The GPU is equipped with 8 GB of GDDR6 memory on a 256-bit bus, delivering 448.0 GB/s of memory bandwidth. This is a well-balanced configuration for a mobile GPU, offering sufficient capacity for modern game textures and enough bandwidth to feed the 6,144 shading units without significant bottlenecks. The memory clock runs at 1750 MHz, which translates to 14 Gbps effective, and the base clock is 1110 MHz with a boost clock of 1545 MHz.

The compute capabilities are substantial: the GPU delivers 18.98 TFLOPS of FP32 performance and an equal 18.98 TFLOPS of FP16 performance in a 1:1 ratio. This parity is unusual and beneficial for AI workloads that can leverage half-precision arithmetic. The tensor cores, numbering 192, are well-suited for DLSS and other AI-accelerated features, while the 48 RT cores provide dedicated hardware for ray tracing. The texture rate of 296.6 GTexel/s and pixel rate of 148.3 GPixel/s are robust figures that support the benchmark outcomes.

In benchmark terms, the RTX 3080 Mobile scores 16,321 in PassMark G3D, which is the primary 3D graphics test, and 7,276 in GPU compute. The 3DMark Steel Nomad DX12 score of 2,644 is a modern test that shows the GPU's capability under current API standards. The PassMark DirectX 11 score of 146 and DirectX 12 score of 72 indicate that the GPU handles older APIs efficiently, though the raw numbers are not directly comparable across versions. The Geekbench scores of 104,831 (OpenCL) and 104,066 (Vulkan) are strong, showing that the GPU can sustain high compute loads across different interfaces.

For rendering workloads, the 8 GB VRAM is adequate for 1080p and 1440p rendering tasks, though 4K texture-heavy scenes may approach the limit. The 448 GB/s bandwidth is sufficient for most rendering scenarios, and the 1:1 FP16 ratio is a significant advantage for applications that use mixed-precision rendering. The RT cores will accelerate ray-traced scenes noticeably, but the GPU's 69th percentile ranking suggests it is not at the current-generation for the most demanding ray-tracing workloads. Still, for a mobile GPU, the RTX 3080 Mobile delivers a compelling balance of rasterization, compute, and ray-tracing performance.

# Balance and Bottleneck

The data reveals a platform where the CPU and GPU are closely matched in overall capability but diverge in workload-specific performance. The CPU's 89th percentile ranking versus the GPU's 69th percentile creates an inherent asymmetry. In CPU-bound scenarios, such as physics calculations, AI inference, or heavy multitasking, the i9-13900HX will be the primary driver, and the GPU will wait for data. The CPU's PassMark physics score of 2,645 and find prime numbers score of 190 indicate strong single-threaded and multi-threaded processing that can feed the GPU rapidly.

Conversely, in GPU-bound scenarios like high-resolution gaming or complex rendering, the RTX 3080 Mobile will be the bottleneck. The GPU's PassMark G3D score of 16,321, while respectable, is not in the top tier of mobile GPUs. The 3DMark Steel Nomad score of 2,644 suggests that at 4K resolution with ultra settings, the GPU will limit frame rates. The CPU, by contrast, will have significant headroom, as evidenced by its 3DMark max-thread score of 11,738 versus the GPU's compute scores.

The FPS scaling data is absent from the fact pack, so exact frame rates cannot be cited. However, the benchmark scores allow for an estimation: in esports titles at 1080p, the CPU's strong single-thread performance (Cinebench R23 single-core of 2,056) will allow the GPU to reach its maximum output, and the GPU's 69th percentile will likely deliver high frame rates. In AAA titles at 1440p with ray tracing enabled, the GPU's 48 RT cores will be taxed, and the CPU's advantage will be less pronounced. The 8 GB VRAM may also become a limiting factor at higher resolutions with texture-heavy assets.

The balance is arguably skewed toward CPU performance, which is beneficial for users who prioritize productivity tasks, streaming, or development work. For gamers who want maximum GPU performance, this platform is adequate but not dominant. The deltaPct values against rivals show that the GPU is within 1.3% of its nearest competitors, meaning there is no significant gap to exploit. The CPU, however, has a 0.3% lead over the AMD EPYC 4364P, which is a server-class processor, indicating exceptional mobile performance.

# CPU Analysis

The Intel Core i9-13900HX is a 24-core, 32-thread processor based on the Raptor Lake architecture, specifically the Raptor Lake-HX codename. It is manufactured on Intel's 10 nm process with a die size of 257 mm². The base clock is 2.20 GHz, which boosts to 5.40 GHz, providing a wide dynamic range for power management. The TDP is 55W, which is modest for a 24-core part, indicating that Intel has optimized the power delivery for mobile use. The cache hierarchy is substantial: 80 KB of L1 per core, 2 MB of L2 per core, and 36 MB of shared L3 cache. This configuration supports high-bandwidth access to frequently used data, which is critical for multi-threaded performance.

The benchmark scores paint a picture of a processor that excels in both single-threaded and multi-threaded workloads. The Cinebench R23 single-core score of 2,056 is strong, and the multicore score of 27,900 is exceptional for a mobile part. The PassMark single-thread score of 4,081 and multithread score of 43,062 show a 10.6x scaling factor, which is close to the theoretical maximum for 24 cores. The data compression score of 531,224 and encryption score of 32,130 are particularly high, indicating that the CPU handles data-intensive tasks with ease. The extended instructions score of 30,550 and floating-point math score of 110,470 further demonstrate the processor's versatility.

The architecture's strength lies in its hybrid design, though the fact pack does not specify the exact P-core/E-core configuration. The 32 threads suggest 8 performance cores with Hyper-Threading and 16 efficiency cores without it. This configuration allows the CPU to scale from light single-threaded tasks to heavy multi-threaded workloads without excessive power draw. The 3DMark 2-thread score of 2,143 and 4-thread score of 4,012 show that even at low thread counts, the processor maintains high per-core performance, which is essential for gaming and legacy applications.

For real workloads, the i9-13900HX is a powerhouse. Software compilation, video encoding, and 3D rendering will all benefit from the high thread count and strong single-thread performance. The 36 MB of L3 cache is particularly beneficial for database workloads and large in-memory computations. The integrated UHD Graphics 770 is present for basic display output, but the discrete RTX 3080 Mobile handles all graphics-intensive tasks. The CPU's 89th percentile ranking and its proximity to rivals like the Core Ultra 5 235 and Ryzen AI 9 HX 375 indicate that it remains competitive with newer architectures, despite being from the 13th generation.

# Usage Scenarios

High-refresh gaming: At 1080p, the combination of the CPU's strong single-thread performance (Cinebench R23 single-core of 2,056) and the GPU's 69th percentile ranking will enable high frame rates in competitive titles. The GPU's 18.98 TFLOPS is sufficient for 144Hz displays at medium-to-high settings in most esports games.

Streaming: The CPU's 24 cores and 32 threads provide ample headroom for encoding while gaming. The PassMark data compression score of 531,224 ensures that streaming software can compress video without impacting game performance. The GPU's tensor cores can also assist with AI-based encoding features.

Video editing: The Cinebench R23 multicore score of 27,900 accelerates timeline rendering and export. The 36 MB L3 cache and dual-channel memory support will handle 4K footage efficiently. The GPU's 8 GB VRAM and 448 GB/s bandwidth are sufficient for GPU-accelerated effects and color grading.

3D rendering: The CPU's 24 cores will excel in CPU-based renderers, with PassMark floating-point math of 110,470 indicating strong numerical throughput. The GPU's 48 RT cores provide hardware acceleration for ray-traced scenes, though the 8 GB VRAM may limit the complexity of scenes at 4K resolution.

Software development: The high thread count and fast L3 cache make compilation times shorter. The PassMark integer math score of 156,175 is particularly relevant for code compilation and static analysis. The ECC memory support adds reliability for long-running builds.

Student and office work: The platform is overkill for basic productivity, but the CPU's 89th percentile ensures that even the most demanding spreadsheets and databases respond instantly. The integrated GPU provides a power-efficient fallback for simple tasks, while the discrete GPU is available when needed.

# Who Should Build It

This platform is targeted at power users who need a laptop that can handle both demanding professional workloads and high-end gaming. The CPU's 89th percentile ranking makes it ideal for content creators who work with video, 3D models, or large datasets. The 24-core configuration is particularly suited for developers who compile large codebases or run multiple virtual machines. The GPU's 69th percentile is sufficient for gamers who play at 1080p or 1440p with high settings, though it is not for those seeking the absolute highest frame rates at 4K.

Small business workstations that require ECC memory support and high-throughput computing will find the platform attractive. The PCIe Gen 5 lanes allow for fast storage, and the 55W TDP keeps cooling requirements manageable. Students in engineering or computer science programs will benefit from the CPU's multi-threaded performance for simulation and analysis software. The platform is also suitable for researchers who need to run AI inference or data processing workloads, given the GPU's 192 tensor cores and 1:1 FP16 ratio.

Conversely, users who prioritize GPU performance over CPU performance—such as those who only game or only render with GPU-accelerated engines—may find the RTX 3080 Mobile to be the limiting factor. In such cases, a platform with a lower-tier CPU and a higher-tier GPU might provide better balance. However, for users who need a versatile machine that excels in both productivity and gaming, this combination is well-matched.

# FAQ

Q: What is the combined performance percentile of this CPU and GPU pairing?

A: The combined percentile is 79th among all laptop builds, with the CPU at 89th and the GPU at 69th.

Q: How does the CPU compare to its nearest rivals?

A: The i9-13900HX has an average benchmark score of 46,098, which is 0.1% above the Intel Core Ultra 5 235 and AMD Ryzen AI 9 HX 375, and 0.2% above the AMD Ryzen AI 5 440G.

Q: How does the GPU compare to the RTX 3070 Ti Mobile?

A: The RTX 3080 Mobile has an average benchmark score of 23,628, which is 0.5% higher than the RTX 3070 Ti Mobile's score of 23,518.

Q: What is the memory bandwidth of the RTX 3080 Mobile?

A: The GPU has 448.0 GB/s of memory bandwidth, driven by 8 GB of GDDR6 memory on a 256-bit bus.

Q: Does the CPU support ECC memory?

A: Yes, the Intel Core i9-13900HX supports ECC memory, which is unusual for a mobile platform.

Q: What is the boost clock of the CPU and GPU?

A: The CPU boosts to 5.40 GHz, while the GPU has a boost clock of 1545 MHz.

Q: What is the process node for each component?

A: The CPU is manufactured on Intel's 10 nm process, while the GPU uses Samsung's 8 nm process.

# Gaming Performance

The fact pack contains no measured FPS data for this exact CPU and GPU combination, so the following frame rate expectations are estimates based on the benchmark scores. The CPU's strong single-thread performance, evidenced by a Cinebench R23 single-core score of 2,056, will prevent bottlenecks in most games, allowing the GPU to operate near its peak potential. The GPU's PassMark G3D score of 16,321 and 3DMark Steel Nomad DX12 score of 2,644 provide a basis for estimating performance.

At 1080p with ultra settings, the RTX 3080 Mobile's 18.98 TFLOPS of FP32 performance will deliver high frame rates in most titles, likely exceeding 60 FPS in AAA games and 100+ FPS in esports titles. The 8 GB VRAM is adequate for 1080p textures, and the 448 GB/s bandwidth is sufficient to avoid memory-related stuttering. The CPU's 24 cores will not be a limiting factor at this resolution, and the GPU will be the primary determinant of performance.

At 1440p with ultra settings, the GPU's 69th percentile ranking suggests that frame rates will be lower, with demanding titles potentially dipping below 60 FPS. The 48 RT cores will provide some acceleration for ray-traced effects, but the GPU's compute capabilities are not top-tier. The 8 GB VRAM may become a constraint for games with high-resolution texture packs, potentially requiring a reduction to high settings. The CPU will still have significant headroom, as its 3DMark max-thread score of 11,738 indicates it can keep up with the GPU's output.

At 4K, the RTX 3080 Mobile will be the clear bottleneck. The 3DMark Steel Nomad score of 2,644 suggests that 4K ultra settings will be challenging, with frame rates likely dropping to 30-50 FPS in demanding titles. Users will need to rely on upscaling technologies like DLSS, which the 192 tensor cores support, to achieve playable frame rates. The CPU's performance will be largely irrelevant at this resolution, as the GPU will be saturated. Overall, the platform is best suited for 1080p high-refresh gaming and 1440p high-settings gaming, with 4K requiring compromises.