SYSTEM ANALYZER

Rate My PC: AMD Ryzen 7 8840HS + NVIDIA GeForce RTX 4090 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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93 Score

Top 7% Ranking

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

90%

GPU

96%

PROCESSOR

AMD Ryzen 7 8840HS

33,667 Benchmark Score

Top 10% Market Ranking

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GRAPHICS CARD

NVIDIA GeForce RTX 4090 Mobile

43,667 Benchmark Score

Top 4% 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

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Real-world 4K FPS in popular titles

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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.

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

# AMD Ryzen 7 8840HS + NVIDIA GeForce RTX 4090 Mobile

This mobile combination pairs an 8-core Zen 4 CPU with a 16 GB Ada Lovelace GPU, placing it at the 84th percentile for both processors and graphics cards. The benchmark data shows a system that prioritizes GPU horsepower while maintaining solid CPU throughput, though the absence of measured frame rate data means gaming expectations must be derived from component-level scores rather than direct testing.

CPU Analysis

The AMD Ryzen 7 8840HS is a Hawk Point mobile processor built on TSMC's 4 nm process, housing 8 cores and 16 threads based on the Zen 4 architecture. The chip operates with a 3.30 GHz base clock and reaches 5.10 GHz boost, drawing a 28 W TDP. The cache hierarchy comprises 64 KB L1 per core, 1 MB L2 per core, and 16 MB shared L3, with support for DDR5 memory over a dual-channel interface delivering 89.6 GB/s bandwidth. The CPU integrates Radeon 780M graphics and connects via PCIe Gen 4 with 20 lanes.

Multi-threaded benchmark results show a capable mobile processor. Cinebench R23 multi-core score of 13082 and single-core score of 1737 indicate strong sustained throughput for a 28 W part. Geekbench results follow a similar pattern: 10104 multi-core and 1899 single-core. The Passmark multi-thread score of 24990, combined with integer math at 90382 and floating point at 52582, suggests the CPU handles compute-heavy workloads efficiently. Data compression (292888) and encryption (17650) scores reveal the 16 threads provide tangible benefits for these tasks.

The processor sits at the 84th percentile among all CPUs, with an average benchmark score of 33667. Its nearest rivals show tight competition: the AMD Ryzen 5 7645HX matches with a 0% delta, the Ryzen 9 3900XT trails by 0.2%, while the AMD Ryzen 5 240 and Intel Core Ultra 7 255H lead by 0.4%. This clustering indicates the 8840HS delivers performance nearly identical to a desktop Ryzen 9 3900XT in aggregate benchmarks, a notable result for a mobile chip. The single-thread Passmark score of 3626 shows the Zen 4 cores handle lightly-threaded tasks competently, though the 270 Cinebench R15 single-core score reveals the power constraints of the 28 W TDP when compared to higher-power desktop parts.

Usage Scenarios

High-refresh gaming: The RTX 4090 Mobile's Passmark G3D score of 27212, positioned at the 84th GPU percentile, provides the primary horsepower for high-refresh gaming. The CPU's single-thread performance (1899 Geekbench single-core) is sufficient to feed the GPU without becoming the limiting factor in most scenarios, though the exact frame rates remain estimates due to the lack of measured data.

Streaming: The 304 tensor cores in the RTX 4090 Mobile handle encoding and AI-based streaming enhancements, while the CPU's 16 threads support simultaneous gameplay and broadcast workloads. The Passmark multi-thread score of 24990 indicates the processor can manage the overhead of streaming software alongside game logic.

Video editing: The GPU's 32.98 TFLOPS FP32 performance accelerates rendering and effects, while the CPU's data compression score of 292888 aids in codec-heavy workflows. The 16 GB GDDR6 VRAM with 576.0 GB/s bandwidth provides ample capacity for 4K timelines and effects-heavy projects.

3D rendering: The RTX 4090 Mobile's 76 RT cores and CUDA throughput deliver strong ray-traced rendering performance. The CPU's Cinebench R23 multi-core score of 13082 handles scene preparation and physics simulation, with the 178 mm² die size and 25,000 million transistors indicating efficient processing for a mobile part.

Software development: The CPU's 8 cores and 16 threads compile code efficiently, as reflected in the Passmark integer math score of 90382. The extended instructions score of 20714 suggests modern instruction set support benefits optimized codebases. The 16 GB VRAM allows large dataset loading without spilling to system memory.

Student and office work: The 28 W TDP and integrated Radeon 780M provide a power-efficient baseline for productivity tasks. The Passmark single-thread score of 3626 ensures responsive application usage, while the 84th CPU percentile guarantees headroom for multitasking across documents, browsers, and communication tools.

Balance and Bottleneck

The data reveals a system where the GPU significantly outpaces the CPU in raw performance potential. The GPU's Passmark G3D score of 27212 contrasts with the CPU's Passmark multi-thread score of 24990 — while both sit at the 84th percentile within their respective categories, the GPU's absolute compute advantage (32.98 TFLOPS vs. the CPU's aggregate processing) means graphics-bound workloads will scale better than CPU-bound ones.

In gaming scenarios, the CPU's single-thread performance (1899 Geekbench single-core) could become a limiting factor in physics-heavy or simulation-based titles that rely on one or two cores. The 270 Cinebench R15 single-core score suggests that while the Zen 4 architecture is efficient, the 28 W power envelope restricts peak clocks under sustained single-thread loads. Conversely, the GPU's 304 texture mapping units and 112 ROPs allow it to push high pixel rates (189.8 GPixel/s) and texture rates (515.3 GTexel/s), which means at higher resolutions where GPU load dominates, the CPU bottleneck diminishes.

Memory bandwidth presents another consideration: the CPU's 89.6 GB/s DDR5 bandwidth may constrain the GPU in certain data-intensive scenarios, though the GPU's dedicated 576.0 GB/s GDDR6 bandwidth mitigates this for graphics workloads. The shared platform memory for CPU tasks could bottleneck when simultaneously running large datasets in both CPU and GPU contexts.

Who Should Build It

This combination targets users who demand maximum portable graphics performance without requiring the absolute highest CPU throughput. Gamers playing at 1440p or 4K resolutions will benefit most, as the GPU's 16 GB VRAM and 576.0 GB/s bandwidth provide sustained high-detail performance where the CPU's 28 W TDP is less impactful.

Content creators working with 4K video or complex 3D scenes will find the RTX 4090 Mobile's CUDA and RT cores accelerative, while the CPU's 16 threads handle secondary tasks. The 84th combined percentile indicates this system outperforms the vast majority of laptops available, making it suitable for professionals who need desktop-class graphics in a mobile form factor.

Developers compiling large codebases or running virtual machines will appreciate the 8 cores and 16 threads, though those prioritizing compile speed above all else might prefer a higher-TDP CPU. Students and office workers are over-served by this configuration — the performance exceeds productivity requirements, though the power efficiency (28 W CPU, 120 W GPU) allows for reasonable battery life in light workloads.

Small business workstations that occasionally handle GPU-accelerated tasks, such as CAD or video conferencing with AI enhancement, will benefit from the combination's versatility. The system's 84th percentile status in both components ensures longevity for demanding applications over several years.

Gaming Performance

No measured FPS data exists for this exact CPU-GPU combination — the benchmark database lacks any measured frame rate rows for the Ryzen 7 8840HS paired with the RTX 4090 Mobile. All gaming performance figures presented here are estimates derived from the component benchmark scores rather than direct testing.

Based on the GPU's Passmark G3D score of 27212 (84th percentile) and the CPU's single-thread performance, this system should deliver high frame rates at 1080p and 1440p in most titles when operating within the GPU's 120 W TDP. The 16 GB VRAM capacity supports high-resolution textures and ray tracing without exceeding memory limits. The 76 RT cores enable hardware-accelerated ray tracing, though enabling this feature will reduce overall frame rates compared to rasterized rendering.

The CPU's 5.10 GHz boost clock and 1899 Geekbench single-core score suggest it can maintain playable frame rates in CPU-bound titles, though the 28 W TDP may cause performance dips during sustained heavy loads. At 4K resolution, the GPU becomes the dominant factor, and the RTX 4090 Mobile's 32.98 TFLOPS FP32 throughput provides the compute headroom for demanding scenes. Users should expect performance to scale with resolution — the GPU's strengths become more apparent at higher pixel counts where the CPU bottleneck diminishes.

GPU Analysis

The NVIDIA GeForce RTX 4090 Mobile is an Ada Lovelace architecture GPU on TSMC's 5 nm process, featuring 45,900 million transistors on a 379 mm² die. The chip operates at a 1335 MHz base clock with a 1695 MHz boost, consuming up to 120 W. Memory consists of 16 GB GDDR6 on a 256-bit bus, delivering 576.0 GB/s bandwidth at 2250 MHz (18 Gbps effective).

Compute resources include 9728 shading units, 304 TMUs, and 112 ROPs. The GPU incorporates 76 RT cores for ray tracing and 304 tensor cores for AI acceleration. Raw throughput reaches 32.98 TFLOPS for both FP32 and FP16 (1:1 ratio), with pixel rate of 189.8 GPixel/s and texture rate of 515.3 GTexel/s. The card supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4, and connects via PCIe 4.0 x16.

Benchmark results show a Passmark G3D score of 27212 and GPU compute score of 12347, placing the GPU at the 84th percentile among all graphics cards. Geekbench OpenCL score of 180831 and Vulkan score of 170774 demonstrate strong compute API performance. The nearest rivals reveal interesting positioning: the RTX 4090 Mobile trails the NVIDIA RTX A6000 by 0.9%, while leading the Quadro M6000 by 0.8%, the RTX 5050 Mobile by 0.9%, and the Quadro M6000 24 GB by 0.9%. This clustering around 43300-44075 average scores suggests the mobile 4090 delivers workstation-class compute performance despite its 120 W power envelope.

For rendering workloads, the combination of 76 RT cores and 304 tensor cores accelerates both ray-traced and AI-enhanced workflows. The 16 GB VRAM provides substantial capacity for complex scenes, while the 576.0 GB/s bandwidth ensures data flows efficiently to the compute units.

Upgrade Path and Platform

The CPU uses AMD Socket FP8, which is a mobile-specific platform with no upgrade options beyond the initial processor. The 28 W TDP and integrated Radeon 780M graphics indicate this is designed for thin-and-light laptops where the CPU is soldered and not field-replaceable. Memory support is limited to DDR5 in dual-channel configuration, with no ECC capability, and the platform provides 20 PCIe Gen 4 lanes from the CPU.

The GPU is classified as an IGP (integrated graphics processor) with no power connectors and a slot width of "IGP," meaning it is soldered to the motherboard in a laptop form factor. No suggested PSU exists for this mobile configuration, and the GPU's 120 W TDP combined with the CPU's 28 W TDP gives a combined thermal envelope of approximately 148 W for the core components.

The platform supports PCIe 4.0 for both CPU and GPU connections, with the GPU using a x16 interface. A sensible next upgrade for users of this system would involve moving to a newer platform entirely — the GPU's successor is listed as GeForce 50 Mobile, and the CPU's 8000 series has newer variants. However, given the 84th percentile positioning of both components, users should expect several years of relevant performance before an upgrade becomes necessary. The 16 GB VRAM and 16 threads will remain viable for demanding applications well into the future.

FAQ

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

A: The system sits at the 84th combined percentile, with both the CPU and GPU individually ranking at the 84th percentile within their respective categories.

Q: How much VRAM does the RTX 4090 Mobile have and what is its bandwidth?

A: The GPU features 16 GB of GDDR6 memory on a 256-bit bus, delivering 576.0 GB/s bandwidth. Memory clocks run at 2250 MHz, equivalent to 18 Gbps effective.

Q: Does the CPU support ECC memory?

A: No, ECC memory is not supported. The Ryzen 7 8840HS supports DDR5 memory in a dual-channel configuration with 89.6 GB/s bandwidth.

Q: What is the TDP for each component?

A: The CPU has a 28 W TDP, while the GPU has a 120 W TDP. Combined, the core components draw approximately 148 W under load.

Q: Which rival GPUs perform closest to the RTX 4090 Mobile?

A: The nearest rivals are the NVIDIA RTX A6000 (0.9% higher average score), Quadro M6000 (0.8% lower), RTX 5050 Mobile (0.9% lower), and Quadro M6000 24 GB (0.9% lower).

Q: Is there measured gaming FPS data for this specific combination?

A: No, the benchmark database contains no measured FPS rows for the Ryzen 7 8840HS paired with the RTX 4090 Mobile. All gaming performance expectations are estimates based on component benchmark scores.

Q: What ray tracing and AI hardware does the GPU include?

A: The RTX 4090 Mobile includes 76 RT cores for ray tracing and 304 tensor cores for AI acceleration, supporting DirectX 12 Ultimate, Vulkan 1.4, and OpenGL 4.6.

Benchmark Performance

The CPU's average benchmark score is 33667, placing it at the 84th percentile among all processors. Key results include Cinebench R23 multi-core at 13082 and single-core at 1737, Geekbench multi-core at 10104 and single-core at 1899, and Passmark multi-thread at 24990 with single-thread at 3626. The nearest CPU rival is the AMD Ryzen 5 7645HX with an identical average score (33668, 0% delta), followed by the Ryzen 9 3900XT (33736, -0.2%), Ryzen 5 240 (33542, 0.4%), and Intel Core Ultra 7 255H (33537, 0.4%).

The GPU's average benchmark score is 43667, also at the 84th percentile among all graphics cards. Notable results include Passmark G3D at 27212, GPU compute at 12347, Geekbench OpenCL at 180831, and Geekbench Vulkan at 170774. The nearest GPU rivals are the NVIDIA RTX A6000 (44075, -0.9%), Quadro M6000 (43301, 0.8%), RTX 5050 Mobile (43268, 0.9%), and Quadro M6000 24 GB (43262, 0.9%).

The combined picture shows a system where both components perform at the same percentile rank (84th), indicating balanced positioning within their respective markets. The CPU's aggregate score nearly matches a desktop Ryzen 9 3900XT, while the GPU's compute performance approaches workstation-class cards like the RTX A6000. This symmetry suggests the pairing is well-matched for workloads that leverage both CPU and GPU resources, though the GPU's absolute performance advantage (32.98 TFLOPS vs. the CPU's aggregate throughput) makes graphics-intensive tasks the system's primary strength.

Rate My PC: AMD Ryzen 7 8840HS + NVIDIA GeForce RTX 4090 Mobile

Apex Performer

System Balance Analysis

AMD Ryzen 7 8840HS

NVIDIA GeForce RTX 4090 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

CPU Analysis

Usage Scenarios

Balance and Bottleneck

Who Should Build It

Gaming Performance

GPU Analysis

Upgrade Path and Platform

FAQ

Benchmark Performance

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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