SYSTEM ANALYZER

Rate My PC: AMD Ryzen 7 7840H + NVIDIA GeForce RTX 4090 Mobile

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

92 / 100
ULTIMATE READY

Apex Performer

Top 8% 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
89%
VS
GPU
96%
PROCESSOR

AMD Ryzen 7 7840H

29,868 Benchmark Score
Top 11% Market Ranking
View Full Specs →
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

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

# CPU Analysis

The AMD Ryzen 7 7840H is an 8-core, 16-thread mobile processor built on TSMC's 4 nm process node, featuring the Zen 4 architecture under the Phoenix codename. It occupies 178 mm² of silicon with 25,000 million transistors, placing it among the more densely packed mobile CPUs currently available. The chip runs with a base clock of 3.80 GHz and boosts up to 5.10 GHz, drawing a 35 W TDP that makes it suitable for thin-and-light laptops while still delivering substantial multi-threaded throughput.

Benchmark results show a processor that scales predictably with thread count. The 3DMark suite reveals a progression from 976 in single-thread to 1906 in 2-thread, 3638 in 4-thread, 6116 in 8-thread, and 7461 in 16-thread tests. The near-linear scaling from 8 to 16 threads (6116 to 7461, roughly 22% improvement) indicates that SMT is effective at extracting additional work from the eight physical cores. The max-thread score of 7409 is nearly identical to the 16-thread result, confirming that the processor's full thread potential is captured in these workloads.

Cinebench results reinforce this picture. The R23 multi-core score of 23731 is exceptional for a 35 W mobile part, while the single-core score of 3350 demonstrates that Zen 4's IPC gains are fully realized here. The R20 scores of 9967 multi-core and 1407 single-core follow the same pattern, and the older R15 test shows 2392 multi-core versus 337 single-core. These numbers place the CPU at the 81st percentile among all CPUs tested, meaning it outperforms roughly four out of five processors in the database.

PassMark results add further depth. The multi-thread score of 27919 and single-thread score of 3641 are strong, while specific workloads show interesting characteristics. Integer math scores 96692, floating-point math hits 58724, and extended instructions reach 25654. Data compression is particularly impressive at 341520, suggesting the large 16 MB shared L3 cache handles compression algorithms well. Data encryption scores 20162, and random string sorting achieves 38938. The find prime numbers test scores only 83, which is a weak point but not unusual for a mobile part focused on balanced performance.

The nearest rivals provide context. The AMD Ryzen 7 5800XT scores 29879 on average, a 0% delta from the 7840H's 29868 average. The Ryzen 7 8845HS and Ryzen 7 7840HS both score 29955, which is -0.3% relative to the 7840H. The Ryzen 5 9600X scores 29713, a +0.5% difference. These are remarkably tight margins — the 7840H sits squarely in a performance band where no rival holds a meaningful advantage. For real workloads, this means the 7840H will feel essentially identical to these alternatives in most tasks, with differences measured in fractions of a percent.

Memory support includes dual-channel DDR5 with 89.6 GB/s of bandwidth, and ECC memory is supported. The integrated Radeon 780M graphics provide a fallback for basic display output, though the system pairs this CPU with a discrete GPU. The 20 PCIe Gen 4 lanes from the CPU offer ample connectivity for storage and discrete graphics.

# Balance and Bottleneck

The pairing of the Ryzen 7 7840H with the RTX 4090 Mobile raises immediate questions about balance. The CPU sits at the 81st percentile among all CPUs, while the GPU occupies the 84th percentile among all GPUs. The combined percentile for this build is 83, indicating that neither component is dramatically dragging the other down. However, the nature of the workloads matters more than the aggregate percentile.

The CPU's 16-thread 3DMark score of 7461 and the GPU's PassMark G3D score of 27212 tell different stories. In lightly threaded workloads, the CPU's single-thread score of 976 in 3DMark and 3350 in Cinebench R23 will be the limiting factor for frame generation at high refresh rates. The GPU is capable of rendering frames faster than the CPU can feed it in many games that rely on a single primary thread. This is a classic CPU-bound scenario at 1080p with lower graphical settings, where the GPU's raw power is underutilized.

Conversely, in GPU-heavy scenarios such as 4K gaming with ultra settings, the RTX 4090 Mobile becomes the bottleneck. The GPU's 576.0 GB/s of memory bandwidth and 32.98 TFLOPS of FP32 compute will be taxed fully, while the CPU idles at lower utilization. The data shows this split clearly: the GPU's nearest rivals include the NVIDIA RTX A6000 at -0.9% delta, indicating workstation-class compute capability that will saturate in rendering tasks far before the CPU struggles.

The FPS scaling evidence is absent because no measured FPS rows exist for this combination. However, the benchmark data allows for inference. The CPU's PassMark physics score of 1301 and the GPU's PassMark G2D score of 984 suggest that 2D and physics workloads are not GPU-limited. The GPU's PassMark DirectX 12 score of 107 is notable — it is lower than the DirectX 11 score of 262, which could indicate driver overhead or test-specific quirks, but it does not change the overall balance assessment.

For productivity workloads, the balance shifts again. The CPU's Cinebench R23 multi-core score of 23731 will handle video encoding and compilation, while the GPU's compute score of 12347 in PassMark accelerates rendering tasks. Neither component will idle for long in mixed workloads like streaming while gaming, where the CPU handles encoding and the GPU handles rasterization. The 35 W TDP of the CPU versus the 120 W TDP of the GPU also reflects a thermal balance — the GPU generates significantly more heat and will dominate cooling requirements in a laptop chassis.

# Benchmark Performance

The CPU's average benchmark score is 29868, placing it at the 81st percentile. The GPU's average benchmark score is 43667, placing it at the 84th percentile. The combined percentile of 83 indicates that this pairing is well-matched overall, with the GPU holding a slight edge in relative standing.

Specific CPU scores that stand out include the Cinebench R23 multi-core result of 23731, which is a strong showing for a 35 W mobile processor. The 3DMark 16-thread score of 7461 and max-thread score of 7409 confirm that the chip sustains its performance across extended workloads. The PassMark multi-thread score of 27919 and single-thread score of 3641 provide additional confirmation of balanced performance.

The GPU's Geekbench OpenCL score of 180831 and Vulkan score of 170774 demonstrate strong compute capability. The PassMark G3D score of 27212 is the primary gaming performance indicator, and it places the GPU at the 84th percentile. The GPU compute score of 12347 shows that the tensor and RT hardware translates into tangible compute throughput. The DirectX scores are mixed — DirectX 9 at 310, DirectX 10 at 173, DirectX 11 at 262, and DirectX 12 at 107 — but these are synthetic tests that do not always reflect real-world gaming performance accurately.

The nearest rival data for the GPU shows the Quadro M6000 at 43301 (+0.8%), the RTX 5050 Mobile at 43268 (+0.9%), the Quadro M6000 24 GB at 43262 (+0.9%), and the RTX A6000 at 44075 (-0.9%). The GPU is essentially tied with all four rivals, with deltas under 1%. This means that in raw benchmark terms, the RTX 4090 Mobile offers no advantage over a Quadro M6000 or RTX A6000, though the feature sets differ significantly.

The combined picture is of a laptop that performs at a high level across the board. The CPU is competitive with desktop parts from the previous generation, and the GPU is among the fastest mobile graphics solutions available. The data shows a system that will handle any task thrown at it, with the caveat that no measured FPS data exists for this exact combination, so all gaming performance figures are estimates derived from the component benchmark scores.

# Usage Scenarios

High-refresh gaming: The RTX 4090 Mobile's 32.98 TFLOPS and 576.0 GB/s bandwidth will push frame rates well above 144 FPS at 1440p in most titles, but the CPU's single-thread score of 976 in 3DMark may limit maximum FPS in CPU-bound games. Expect the GPU to be the limiting factor at 4K, while the CPU becomes relevant at lower resolutions with high refresh rates.

Streaming: The CPU's 16 threads and 23731 Cinebench R23 multi-core score provide ample headroom for software encoding while gaming. The GPU's NVENC-capable hardware adds a dedicated encoding path, and the 16 GB VRAM ensures no memory contention. The data supports this as a strong streaming platform.

Video editing: The CPU's PassMark data compression score of 341520 and integer math score of 96692 indicate strong performance in codec-heavy workflows. The GPU's 16 GB VRAM and 180831 OpenCL score accelerate effects and rendering. This is a capable video editing machine.

3D rendering: The GPU's 32.98 TFLOPS and 76 RT cores deliver strong ray tracing performance. The CPU's 23731 R23 score handles scene preparation and physics. The 16 GB VRAM is sufficient for complex scenes. Rendering workloads will be GPU-bound, which is the preferred scenario.

Software development: The CPU's 8 cores and 16 threads compile code efficiently, and the 16 MB L3 cache aids in repeated builds. The single-thread score of 3350 in R23 ensures snappy IDE responsiveness. The GPU is largely irrelevant for most development tasks but accelerates shader compilation and testing.

Student and office work: This configuration is massively overprovisioned for document editing and web browsing. The CPU's 35 W TDP means the laptop will run cool and quiet for basic tasks, and the integrated Radeon 780M can handle display output while the discrete GPU idles. The 16 GB VRAM and high compute are wasted on office workloads, but the system will never struggle.

# Gaming Performance

No measured FPS rows exist for this exact CPU-GPU combination. All gaming performance figures discussed here are estimates derived from the component benchmark scores and should be treated as approximations rather than measured results.

The GPU's PassMark G3D score of 27212 and the CPU's 3DMark 8-thread score of 6116 provide the basis for these estimates. At 1080p with ultra settings, the GPU will be the primary driver of frame rates, and the data suggests it will deliver well over 100 FPS in most titles. The CPU's single-thread performance will become a factor in games that are poorly threaded, where the 976 3DMark single-thread score could cap frame rates below the GPU's potential.

At 1440p ultra, the GPU's 32.98 TFLOPS and 576.0 GB/s bandwidth will handle the increased pixel count, and frame rates will remain high. The 16 GB VRAM provides ample capacity for high-resolution textures. At 4K ultra, the GPU will be fully utilized, and the CPU will have headroom to spare. The GPU's nearest rivals, including the RTX A6000 at -0.9% delta, suggest that this mobile GPU performs at workstation-class levels.

Ray tracing workloads benefit from the 76 RT cores and 304 tensor cores. The Geekbench Vulkan score of 170774 indicates strong API-level performance. DLSS-capable tensor cores will further boost frame rates in supported titles. The DirectX 12 Ultimate support ensures compatibility with the latest rendering features.

For competitive esports titles at 1080p with low or medium settings, the CPU becomes the primary bottleneck. The 976 3DMark single-thread score will limit maximum FPS, potentially capping well below the GPU's rendering capacity. This is the one scenario where the CPU's 35 W TDP and mobile positioning show their limits.

# GPU Analysis

The NVIDIA GeForce RTX 4090 Mobile is built on the AD103 chip using TSMC's 5 nm process, with 45,900 million transistors on a 379 mm² die. The transistor density of 121.1M per mm² is exceptionally high, reflecting the advanced process node. The GPU runs at a base clock of 1335 MHz and boosts to 1695 MHz, with memory clocked at 2250 MHz (18 Gbps effective).

The 16 GB of GDDR6 memory on a 256-bit bus provides 576.0 GB/s of bandwidth. This is a substantial amount of VRAM that will handle 4K textures and large datasets without swapping. The 9728 shading units, 304 TMUs, and 112 ROPs deliver the raw rasterization throughput. The pixel rate of 189.8 GPixel/s and texture rate of 515.3 GTexel/s are among the highest for mobile GPUs.

The 76 RT cores and 304 tensor cores are dedicated to ray tracing and AI workloads. The FP32 performance of 32.98 TFLOPS and FP16 performance of 32.98 TFLOPS (1:1 ratio) indicate that the GPU does not sacrifice half-precision performance for tensor operations. This is relevant for AI inference and machine learning workloads where FP16 is commonly used.

PassMark scores show a G3D result of 27212 and a GPU compute score of 12347. The G2D score of 984 is low, but this reflects 2D desktop rendering rather than gaming performance. The DirectX scores are inconsistent — DirectX 11 at 262 and DirectX 12 at 107 — which could indicate driver optimization issues or test methodology quirks rather than real-world performance gaps.

The GPU's average benchmark score of 43667 places it at the 84th percentile. Its nearest rivals are all within 1%: the Quadro M6000 at 43301 (+0.8%), RTX 5050 Mobile at 43268 (+0.9%), Quadro M6000 24 GB at 43262 (+0.9%), and RTX A6000 at 44075 (-0.9%). This suggests that the RTX 4090 Mobile delivers workstation-class compute performance, though the architecture and feature set differ from those professional cards.

The 120 W TDP is modest for the performance level, indicating efficient power delivery. The PCIe 4.0 x16 interface provides sufficient bandwidth for the GPU's data transfer needs. Display outputs are portable-device dependent, meaning the laptop manufacturer determines the physical connections.

# Who Should Build It

This configuration targets users who need maximum performance in a portable form factor. Gamers playing at 1440p or 4K with ultra settings will benefit from the GPU's 32.98 TFLOPS and 16 GB VRAM. The CPU's 81st percentile standing ensures that gaming performance is not unduly CPU-limited at these resolutions.

Content creators working with video editing or 3D rendering will find the combination of the CPU's 23731 R23 multi-core score and the GPU's 180831 OpenCL score compelling. The 16 GB VRAM is particularly valuable for rendering complex scenes or editing high-resolution video timelines. The CPU's data compression score of 341520 indicates strong performance in archival and codec-heavy workflows.

Software developers who compile large codebases will appreciate the 8 cores and 16 threads, along with the 16 MB L3 cache. The single-thread performance of 3350 in R23 ensures responsive tooling. Students in engineering or computer science programs will have more than enough power for coursework, though this is overkill for general office work.

Small business workstations that run virtual machines, databases, or analytics software will benefit from the CPU's 16 threads and ECC memory support. The GPU's compute capabilities accelerate any CUDA-based workloads. However, the lack of a measured FPS dataset for gaming means that buyers focused purely on gaming should treat performance estimates with caution.

# Upgrade Path and Platform

The CPU uses AMD Socket FP8, which is a mobile-specific socket with no upgrade path in the traditional sense. The laptop form factor means that neither the CPU nor the GPU can be swapped by the user. The platform supports dual-channel DDR5 memory with 89.6 GB/s bandwidth, and ECC memory is supported, which is unusual for a consumer-focused mobile chip.

The CPU provides 20 PCIe Gen 4 lanes, and the GPU connects via PCIe 4.0 x16. This leaves four lanes for NVMe storage or other peripherals. The 35 W CPU TDP and 120 W GPU TDP should be accommodated by the laptop's power delivery system, but the suggested PSU is not specified in the data. Buyers should ensure the laptop's power brick is sufficient for sustained load.

A sensible next upgrade for this system would be additional or faster DDR5 memory, as the dual-channel configuration is already in place. Storage upgrades to faster NVMe drives are possible within the PCIe Gen 4 lane budget. The GPU's 16 GB VRAM is unlikely to become a limiting factor in the near term, so GPU upgrades are not a concern. The platform is mature and active in production, but the mobile form factor means that the entire system will be replaced rather than upgraded component-by-component.

# FAQ

Q: What is the CPU's core and thread count?

A: The AMD Ryzen 7 7840H has 8 cores and 16 threads based on the Zen 4 architecture.

Q: How much VRAM does the GPU have and what is its bandwidth?

A: The RTX 4090 Mobile has 16 GB of GDDR6 memory on a 256-bit bus, providing 576.0 GB/s of bandwidth.

Q: What is the CPU's performance percentile?

A: The CPU is at the 81st percentile among all CPUs, with an average benchmark score of 29868.

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

A: The GPU's average score is 43667, with deltas of +0.8% to the Quadro M6000, +0.9% to the RTX 5050 Mobile and Quadro M6000 24 GB, and -0.9% to the RTX A6000.

Q: Is measured FPS data available for this combination?

A: No, no measured FPS rows exist for this exact CPU-GPU combination. All gaming performance figures are estimates from benchmark scores.

Q: What is the CPU's boost clock?

A: The boost clock is 5.10 GHz, with a base clock of 3.80 GHz and a 35 W TDP.

Q: Does the GPU support ray tracing?

A: Yes, the GPU includes 76 RT cores and 304 tensor cores, with DirectX 12 Ultimate support.