SYSTEM ANALYZER

Rate My PC: AMD Ryzen 9 9955HX + NVIDIA GeForce RTX 5090 Mobile

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

Build Configuration

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PROCESSOR (CPU)

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GRAPHICS CARD (GPU)

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97 Score

Top 3% Ranking

97 / 100

ULTIMATE READY

Apex Performer

Top 3% 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

98%

GPU

96%

PROCESSOR

AMD Ryzen 9 9955HX

91,199 Benchmark Score

Top 2% Market Ranking

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GRAPHICS CARD

NVIDIA GeForce RTX 5090 Mobile

45,152 Benchmark Score

Top 4% Market Ranking

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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

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Performance Insights

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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.

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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

# Balance and Bottleneck

The performance balance in this AMD Ryzen 9 9955HX + NVIDIA GeForce RTX 5090 Mobile pairing is strongly CPU-forward in synthetic aggregate terms, but the GPU still holds its own as a top-tier mobile part. The CPU sits at the 96th percentile among all CPUs, while the GPU lands at the 84th percentile among all GPUs. This 12-point gap suggests that in most workloads, the processor will be the less limiting component, capable of feeding the GPU without creating a CPU-bound ceiling in gaming or compute tasks.

However, no measured FPS data exists for this exact combination in the FACT PACK. There are no measuredFps rows available, so all frame-rate discussion must be treated as estimated from the individual benchmark scores rather than observed results. The CPU’s average benchmark score of 91,199 and the GPU’s average benchmark score of 45,152 indicate a system where the processor has roughly twice the aggregate compute capacity on its own benchmark suite, but the GPU’s specialized rendering and compute functions operate in a different performance domain entirely.

The bottleneck profile varies by workload type. For CPU-bound tasks like data encryption (PassMark score of 37,330) or prime number finding (score of 287), the GPU is irrelevant, and the Ryzen 9’s 16 cores and 32 threads will dominate. For GPU-bound tasks like DirectX 12 rendering (PassMark score of 138) or 3DMark Steel Nomad DX12 (score of 5,871), the RTX 5090 Mobile carries the load. The CPU’s single-thread PassMark score of 4,393 versus its multi-thread score of 56,171 — a ratio of roughly 12.8x — shows that scaling across cores is excellent, meaning multi-threaded workloads will not leave the GPU idle waiting on the CPU.

In gaming at typical laptop resolutions, the RTX 5090 Mobile’s 84th percentile position suggests it will be the limiting factor in most graphically intense titles, especially with ray tracing enabled. The CPU’s 96th percentile ranking means it can comfortably maintain high frame pacing without becoming the constraint. The 3DMark Steel Nomad DX12 score of 5,871 places the GPU in a competitive position, but the CPU’s PassMark multi-thread score of 56,171 is nearly 1.9x its single-thread score, indicating that the processor has ample headroom for background tasks like streaming or recording while gaming.

# Benchmark Performance

The CPU’s Cinebench R23 multi-core score of 37,159 is the headline figure for this processor, placing it at the 96th percentile among all CPUs. Its single-core R23 score of 2,174 is comparatively modest but still strong for a mobile part. The Ryzen 9 9955HX posts an average benchmark score of 91,199, which puts it just 0.5% ahead of the Intel Xeon 654 (average score 90,717) and 0.7% ahead of the AMD Ryzen AI Max+ 392 (average score 90,541). It trails the Intel Core Ultra 7 270K Plus by 2.8% (that rival scores 93,785) and the Intel Xeon 6520P by the same 2.8% margin.

The GPU’s PassMark G3D score of 30,034 places it at the 84th percentile among all GPUs, with an average benchmark score of 45,152. Its nearest rival, the AMD Radeon Pro 5500 XT, scores 45,384 on average, meaning the RTX 5090 Mobile trails by just 0.5%. The NVIDIA GeForce RTX 4070 Ti scores 44,795 on average, putting the mobile 5090 0.8% ahead. The Intel Arc A730M scores 45,592 on average, giving the 5090 Mobile a 1% deficit, and the NVIDIA RTX 5880 Ada Generation scores 45,972 on average, a 1.8% gap.

The combined picture is a system at the 90th percentile overall. The CPU’s Cinebench R15 multi-core score of 5,905 and R15 single-core score of 336 reinforce the multi-core strength. In PassMark tests, the CPU shows exceptional performance in integer math (212,598), floating-point math (136,682), and data compression (731,998). The GPU’s Geekbench OpenCL score of 201,834 and Vulkan score of 198,405 demonstrate strong compute capability, while its 3DMark Steel Nomad DX12 score of 5,871 indicates solid DirectX 12 gaming performance. The PassMark GPU compute score of 13,401 is notably lower than the G3D score, suggesting the GPU is more optimized for rasterization than raw compute.

# CPU Analysis

The AMD Ryzen 9 9955HX is a 16-core, 32-thread mobile processor built on the Zen 5 architecture with the Fire Range codename. It belongs to the 9000 series and uses a 4nm TSMC process with 16,630 million transistors spread across a die size of 2x 70.6 mm². The base clock is 2.50 GHz with a boost clock of 5.40 GHz, and the TDP is rated at 55W — a mobile part designed for high-performance laptops. The CPU supports DDR5 memory in a dual-channel configuration with 89.6 GB/s of memory bandwidth and includes ECC memory support. It uses AMD Socket FL1 and offers PCIe Gen 5 with 28 lanes from the CPU.

The benchmark data shows a processor that excels in multi-threaded workloads. The Cinebench R23 multi-core score of 37,159 is over 17x the single-core score of 2,174, indicating excellent core scaling across the 16 cores. The PassMark multi-thread score of 56,171 versus single-thread score of 4,393 (a 12.8x ratio) confirms this. Data compression performance is exceptional at 731,998 in PassMark, and integer math at 212,598 shows strong general-purpose compute. The extended instructions score of 57,946 indicates robust SIMD and vector processing capability.

The 96th percentile ranking places this CPU among the top 4% of all processors, rivaling server-class Xeon parts. The nearest rival comparison shows it essentially matches the Intel Xeon 654 (0.5% ahead) and the AMD Ryzen AI Max+ 392 (0.7% ahead), while trailing the Intel Core Ultra 7 270K Plus and Intel Xeon 6520P by 2.8% each. For real workloads, this means the 9955HX can handle heavy compilation, rendering, and scientific computing tasks with ease. The 64 MB of shared L3 cache and 1 MB L2 per core provide substantial on-die storage for working sets. The 5.40 GHz boost clock ensures that single-threaded applications like older games or lightly-threaded productivity tools still perform competitively.

# FAQ

Q: What is the CPU’s performance percentile ranking?

A: The AMD Ryzen 9 9955HX ranks at the 96th percentile among all CPUs, placing it in the top 4% of all processors tested.

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

A: The RTX 5090 Mobile’s average benchmark score of 45,152 puts it 0.8% ahead of the NVIDIA GeForce RTX 4070 Ti (44,795), 0.5% behind the AMD Radeon Pro 5500 XT (45,384), 1% behind the Intel Arc A730M (45,592), and 1.8% behind the NVIDIA RTX 5880 Ada Generation (45,972).

Q: Does the GPU support DirectX 12 Ultimate?

A: Yes, the RTX 5090 Mobile supports DirectX 12 Ultimate (12_2), along with OpenGL 4.6 and Vulkan 1.4, and its 3DMark Steel Nomad DX12 score is 5,871.

Q: How much VRAM does the GPU have and what type?

A: The GPU has 24 GB of GDDR7 memory on a 256-bit bus, delivering 896.0 GB/s of memory bandwidth.

Q: What is the CPU’s memory configuration?

A: The CPU supports DDR5 memory in a dual-channel configuration with 89.6 GB/s of bandwidth, and it supports ECC memory.

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

A: The combined system sits at the 90th percentile overall, based on the CPU’s 96th percentile and GPU’s 84th percentile rankings.

Q: Is there measured FPS data for this combination?

A: No, there is no measured FPS data available for this exact CPU+GPU combination; all frame-rate discussion is estimated from the individual benchmark scores.

# Who Should Build It

This laptop platform targets users who need both high-end CPU throughput and strong GPU rendering in a mobile form factor. The Ryzen 9 9955HX’s 96th percentile CPU ranking makes it suitable for software developers compiling large codebases, data scientists running multi-threaded analysis, and content creators who render video or 3D scenes. The 16 cores and 32 threads, combined with a Cinebench R23 multi-core score of 37,159, mean that compile times and render times will be dramatically shorter than typical mobile processors.

Gamers seeking high-refresh experiences at 1440p or 4K will find the RTX 5090 Mobile’s 84th percentile GPU ranking and 24 GB of GDDR7 VRAM sufficient for demanding titles, though the lack of measured FPS data means actual frame rates should be validated against the 3DMark Steel Nomad DX12 score of 5,871 as a reference point. Students in engineering or computer science programs will benefit from the CPU’s PassMark multi-thread score of 56,171 for simulation and modeling assignments, while the ECC memory support adds reliability for long-running computations.

Small business workstations that handle financial modeling, 3D CAD, or video production will find the combination of the CPU’s data compression score of 731,998 and the GPU’s Geekbench OpenCL score of 201,834 a compelling package. The 90th percentile combined ranking indicates this system outperforms the vast majority of laptops on the market. However, users whose workloads are purely GPU-bound — such as machine learning training on massive datasets — may find the CPU’s power less relevant to their specific needs.

# Usage Scenarios

High-refresh gaming: The RTX 5090 Mobile’s PassMark G3D score of 30,034 and 3DMark Steel Nomad DX12 score of 5,871 indicate strong rasterization performance, though the 84th percentile GPU ranking means it is not the absolute fastest mobile GPU. The CPU’s single-thread PassMark score of 4,393 ensures that game logic and physics won’t bottleneck frame rates, but the absence of measured FPS data means real-world performance should be verified.

Streaming: The CPU’s 16 cores and Cinebench R23 multi-core score of 37,159 provide ample headroom for simultaneous game encoding and streaming. The PassMark data compression score of 731,998 suggests efficient handling of video encoding workloads, while the GPU’s tensor cores (328 total) can accelerate AI-based encoding features.

Video editing: The combination of the CPU’s integer math score of 212,598 and the GPU’s Geekbench Vulkan score of 198,405 supports fast timeline scrubbing, effect rendering, and export times. The 24 GB of GDDR7 VRAM with 896.0 GB/s bandwidth allows large video projects to reside in GPU memory.

3D rendering: The CPU’s Cinebench R23 multi-core score of 37,159 excels at CPU-based rendering, while the GPU’s 82 ray tracing cores and FP32 performance of 31.80 TFLOPS handle GPU-accelerated ray tracing. The 5nm TSMC process with 45,600 million transistors gives the GPU substantial compute density.

Software development: The CPU’s PassMark multi-thread score of 56,171 and extended instructions score of 57,946 accelerate compilation and testing. The 64 MB of L3 cache reduces memory latency for frequently accessed code, and the PCIe Gen 5 interface with 28 lanes supports fast NVMe storage for large repositories.

Student and office work: The Ryzen 9’s single-thread PassMark score of 4,393 handles everyday productivity applications smoothly, while the integrated Radeon 610M graphics provide a fallback when the discrete GPU is not needed. The 55W CPU TDP and 95W GPU TDP suggest this laptop will require robust cooling but remains portable.

# GPU Analysis

The NVIDIA GeForce RTX 5090 Mobile is built on the Blackwell 2.0 architecture using the GB203 chip, manufactured on a 5nm TSMC process with 45,600 million transistors and a die size of 378 mm². The GPU operates at a base clock of 990 MHz with a boost clock of 1515 MHz, and memory runs at 1750 MHz (28 Gbps effective). It features 24 GB of GDDR7 memory on a 256-bit bus, delivering 896.0 GB/s of bandwidth. The memory configuration is substantial for a mobile part, allowing high-resolution textures and large datasets to reside entirely in VRAM.

The GPU’s compute resources include 10,496 shading units, 328 texture mapping units, and 112 raster output units. It has 82 ray tracing cores and 328 tensor cores, the latter supporting AI-accelerated features like DLSS. The pixel rate is 169.7 GPixel/s and the texture rate is 496.9 GTexel/s. FP32 performance is rated at 31.80 TFLOPS with FP16 at the same 31.80 TFLOPS (1:1 ratio). The GPU connects via PCIe 5.0 x16 and has no power connectors, as it is an IGP (integrated graphics processor) design for laptops.

Benchmark results show the GPU at the 84th percentile among all GPUs. The PassMark G3D score of 30,034 is the primary gaming indicator, while the Geekbench OpenCL score of 201,834 and Vulkan score of 198,405 demonstrate strong compute performance. The 3DMark Steel Nomad DX12 score of 5,871 provides a DirectX 12 gaming reference. The PassMark GPU compute score of 13,401 is notably lower than the G3D score, suggesting the GPU is more optimized for graphics rendering than raw compute workloads. The nearest rival comparisons show the GPU is competitive with desktop parts like the RTX 4070 Ti (0.8% ahead) and the AMD Radeon Pro 5500 XT (0.5% behind), which is remarkable for a mobile component.

# Build Overview

This pairing of the AMD Ryzen 9 9955HX and NVIDIA GeForce RTX 5090 Mobile represents a high-end laptop configuration. The build class is explicitly "laptop," meaning both components are designed for mobile platforms with thermal and power constraints. The CPU is a 9000-series Zen 5 (Fire Range) part with 16 cores and 32 threads, while the GPU is a GeForce 50-series Blackwell 2.0 mobile part with 24 GB of GDDR7 VRAM.

The combined system sits at the 90th percentile overall, indicating that this configuration outperforms the vast majority of systems in the benchmark database. The CPU’s 96th percentile ranking is exceptional for a mobile processor, and the GPU’s 84th percentile ranking is strong but not class-leading. The system’s average benchmark scores — 91,199 for the CPU and 45,152 for the GPU — show a balanced high-performance platform where neither component severely bottlenecks the other.

As a laptop, this system targets users who need desktop-class performance in a portable form factor. The CPU’s 55W TDP and the GPU’s 95W TDP are typical for high-performance mobile parts, requiring effective cooling solutions. The production status for both components is "Active," and the CPU was released on January 5, 2025, while the GPU followed on March 26, 2025. The GPU’s predecessor is the GeForce 40 Mobile series, and this 50-series part represents a generational leap in mobile graphics.

# Upgrade Path and Platform

The AMD Ryzen 9 9955HX uses the AMD Socket FL1, which is specific to this mobile platform. The CPU supports DDR5 memory in a dual-channel configuration with 89.6 GB/s bandwidth and ECC memory support. The platform provides PCIe Gen 5 with 28 lanes from the CPU, enabling fast NVMe storage and high-bandwidth peripherals. The CPU’s TDP is 55W, and the GPU’s TDP is 95W, with no suggested PSU listed — this is a laptop, so power delivery is handled by the integrated power system and battery.

The memory bus is dual-channel, and the CPU supports up to 64 MB of shared L3 cache with 1 MB L2 per core and 80 KB L1 per core. The DDR5 memory support means users can upgrade to higher-capacity or faster DDR5 modules, subject to laptop manufacturer limitations. The PCIe Gen 5 interface provides headroom for future storage upgrades, and the 28 lanes from the CPU can accommodate multiple NVMe drives or external GPU enclosures if the laptop supports them.

A sensible next upgrade for this platform would be maximizing the DDR5 memory capacity and speed, as the memory bandwidth of 89.6 GB/s is a potential bottleneck for the 16-core CPU in memory-intensive workloads. The GPU is an integrated mobile part (IGP slot width) with no power connectors, so it cannot be upgraded independently — the entire laptop or motherboard would need replacement for a GPU upgrade. The CPU’s unlocked multiplier (multiplierUnlocked is true) suggests overclocking potential, though mobile thermal constraints may limit practical gains. The platform’s PCIe Gen 5 support ensures compatibility with the latest storage devices, and the ECC memory support adds reliability for workstation use cases.

Rate My PC: AMD Ryzen 9 9955HX + NVIDIA GeForce RTX 5090 Mobile

Apex Performer

System Balance Analysis

AMD Ryzen 9 9955HX

NVIDIA GeForce RTX 5090 Mobile

Market Position

Game Performance Benchmarks

Cyberpunk 2077

Red Dead Redemption 2

Microsoft Flight Simulator

Control

Call of Duty: Warzone

Fortnite

Performance Insights

Optimal Performance

4K Gaming Ready

Performance Tiers Explained

Ultimate

High-End

Mid-Range

Entry Level

Legacy

4K Gaming Performance

Cyberpunk 2077

Red Dead Redemption 2

Microsoft Flight Simulator

Control

Call of Duty: Warzone

Fortnite

1440p Gaming Performance

Cyberpunk 2077

Red Dead Redemption 2

Microsoft Flight Simulator

Control

Call of Duty: Warzone

Fortnite

1080p Gaming Performance

Cyberpunk 2077

Red Dead Redemption 2

Microsoft Flight Simulator

Control

Call of Duty: Warzone

Fortnite

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