SYSTEM ANALYZER

Rate My PC: AMD Ryzen 5 7520U + NVIDIA GeForce RTX 4070 Mobile

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

80 / 100
HIGH-END

Power Build

Top 20% of systems. Excellent for 1440p Ultra or 4K High gaming.

1440p Ultra4K High

System Balance Analysis

CPU vs GPU performance ratio
CPU Bottleneck
CPU
68%
VS
GPU
93%

Your CPU is limiting system performance. Consider upgrading to a faster processor to better utilize your GPU.

PROCESSOR

AMD Ryzen 5 7520U

2,046 Benchmark Score
Top 32% Market Ranking
View Full Specs →
GRAPHICS CARD

NVIDIA GeForce RTX 4070 Mobile

27,435 Benchmark Score
Top 7% 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

Strong Performance

Excellent for 1440p gaming. Most games will run at high/ultra settings smoothly.

Bottleneck Detected

CPU Bottleneck - Upgrading the weaker component will improve overall performance.

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

# Balance and Bottleneck

The AMD Ryzen 5 7520U paired with the NVIDIA GeForce RTX 4070 Mobile presents an unusual performance profile, one where the CPU and GPU sit in starkly different performance tiers. The CPU's average benchmark score of 2046 places it at the 45th percentile among all CPUs, while the GPU's average benchmark score of 27435 places it at the 73rd percentile among all GPUs. This 28-percentile gap indicates that the processor will frequently be the limiting factor in GPU-bound workloads.

Looking at raw compute potential, the disparity becomes more pronounced. The RTX 4070 Mobile delivers 15.62 TFLOPS of FP32 compute, while the Ryzen 5 7520U's Cinebench R23 multi-core score of 5149 suggests a processor that is competitive with desktop parts from several generations ago. In gaming scenarios, this means the GPU will often wait on the CPU to feed it draw calls and physics calculations, particularly at lower resolutions where the GPU's rendering speed outpaces the CPU's instruction throughput.

The CPU's single-core performance further reinforces this bottleneck dynamic. A Geekbench single-core score of 1185 and a Cinebench R23 single-core score of 1171 indicate that the Zen 2 architecture's per-thread performance is modest by modern standards. When the RTX 4070 Mobile is tasked with high frame rate output, the CPU's single-thread limits will cap achievable FPS in many titles, especially those with heavy game logic or simulation threads.

Memory bandwidth adds another layer to the bottleneck analysis. The CPU supports dual-channel LPDDR5 with 88.0 GB/s of bandwidth, which is adequate for the 4-core/8-thread processor but substantially lower than what the GPU would prefer. The RTX 4070 Mobile has its own 8 GB GDDR6 memory with 256.0 GB/s of bandwidth, so the system memory bandwidth primarily affects CPU-side operations, including asset streaming and physics calculations.

The 45th percentile CPU ranking versus the 73rd percentile GPU ranking creates a system where balanced workloads — those that exercise both components equally — will be constrained by the processor. Multi-threaded productivity tasks that scale across the CPU's 4 cores and 8 threads will show the CPU's limitations most clearly, while GPU-compute tasks like rendering or machine learning inference will show the GPU's relative strength.

# Usage Scenarios

High-Refresh Gaming: At 1080p with ultra settings, the RTX 4070 Mobile's 15.62 TFLOPS of FP32 compute and 256.0 GB/s memory bandwidth can push very high frame rates in most titles, but the CPU's Geekbench single-core score of 1185 will likely limit maximum FPS in CPU-bound scenarios. Users targeting 144Hz or higher refresh rates should expect the processor to be the constraint in esports titles and lighter games.

Streaming: The GPU's 144 tensor cores and 36 RT cores provide hardware acceleration for encoding and AI-enhanced streaming features. The PassMark GPU compute score of 8399 indicates strong parallel processing capability for encoding workloads, though the CPU's modest multi-core score of 5149 in Cinebench R23 means software encoding while gaming could strain the system.

Video Editing: The RTX 4070 Mobile's 4608 shading units and 144 tensor cores accelerate effects, color grading, and AI-assisted editing tools. The GPU's Geekbench OpenCL score of 109197 shows robust compute performance for render previews, but timeline scrubbing and export encoding that rely on CPU performance will be limited by the Ryzen 5 7520U's 4-core/8-thread configuration and 4 MB of shared L3 cache.

3D Rendering: GPU-accelerated renderers will perform strongly, with the RTX 4070 Mobile's 15.62 TFLOPS of FP32 compute and 8 GB of GDDR6 memory handling complex scenes. CPU-based rendering will be much slower, as the Cinebench R23 multi-core score of 5149 indicates modest multi-threaded throughput compared to higher-core-count alternatives.

Software Development: Compilation tasks that parallelize across threads will use the CPU's 8 threads, but the Geekbench multi-core score of 3766 suggests build times will be moderate. The GPU's compute capabilities can accelerate certain development tasks like shader compilation and test automation, but day-to-day coding responsiveness depends on the CPU's single-core score of 1185.

Student and Office Work: For document processing, spreadsheets, web browsing, and presentation creation, the Ryzen 5 7520U's single-core performance is sufficient, with the Cinebench R23 single-core score of 1171 handling typical office workloads without issue. The integrated Radeon 610M graphics provide a fallback for basic display tasks, and the 15W TDP CPU ensures long battery life potential.

# GPU Analysis

The NVIDIA GeForce RTX 4070 Mobile is built on the Ada Lovelace architecture using TSMC's 5nm process, packing 22,900 million transistors into a 188 mm² die. The GPU features 4608 shading units, 144 texture mapping units, and 48 raster operation pipelines, delivering a pixel rate of 81.36 GPixel/s and a texture rate of 244.1 GTexel/s. These specifications translate to strong raw rasterization performance for modern games at high resolutions.

Memory configuration includes 8 GB of GDDR6 on a 128-bit bus, running at 2000 MHz with 16 Gbps effective speed, yielding 256.0 GB/s of bandwidth. This is a moderate bandwidth figure for a high-end mobile GPU, and it may become a limiting factor in texture-heavy scenes at 1440p or 4K resolutions where larger datasets must be streamed quickly.

The 36 RT cores and 144 tensor cores provide dedicated hardware for ray tracing and AI-accelerated workloads. DirectX 12 Ultimate (12_2) support ensures compatibility with the latest rendering features, while Vulkan 1.4 and OpenGL 4.6 API support broadens software compatibility. The PassMark DirectX 12 score of 85 and DirectX 11 score of 179 indicate strong performance in modern graphics APIs, while the DirectX 9 score of 223 shows legacy title compatibility.

Compute performance is substantial, with the Geekbench OpenCL score of 109197 and Geekbench Vulkan score of 108367 demonstrating strong cross-platform compute capabilities. The PassMark GPU compute score of 8399 further confirms the GPU's ability to handle general-purpose compute tasks. FP16 performance matches FP32 at 15.62 TFLOPS (1:1 ratio), which is advantageous for AI inference workloads that can utilize reduced precision.

The GPU's 73rd percentile ranking among all GPUs places it in the upper tier of available graphics processors. Its average benchmark score of 27435 sits nearly identical to the AMD Radeon RX 6700 XT (27425, 0% delta) and slightly behind the NVIDIA GeForce RTX 3090 (27565, -0.5% delta), indicating desktop-class performance levels in a mobile form factor. The RTX PRO 4000 Blackwell (27135, 1.1% delta) is marginally behind, while the AMD Radeon Pro Vega 20 (27839, -1.5% delta) is slightly ahead.

# Who Should Build It

This configuration targets users who prioritize GPU performance above all else but operate within a constrained CPU budget. Gamers playing at 1440p or 4K resolution, where the GPU becomes the primary bottleneck, will extract the most value from the RTX 4070 Mobile's 73rd percentile performance ranking. At these resolutions, the CPU's 45th percentile ranking becomes less consequential, as the GPU's rendering workload dominates frame time.

Content creators who work primarily with GPU-accelerated applications — such as video editors using hardware encoding, 3D artists using GPU renderers, or AI researchers running inference workloads — will benefit from the RTX 4070 Mobile's 15.62 TFLOPS of FP32 compute and 144 tensor cores. The 8 GB of GDDR6 memory provides sufficient capacity for most creative workloads, though large scenes may exceed this limit.

Software developers targeting GPU compute or graphics programming will find the DirectX 12 Ultimate, Vulkan 1.4, and OpenGL 4.6 support comprehensive for modern API development. The GPU's 144 tensor cores also enable local machine learning experimentation, though the 8 GB memory capacity restricts model sizes.

Students and office workers who occasionally game or use GPU-accelerated applications will find the combination workable, with the CPU's 15W TDP enabling efficient operation for battery-conscious usage. The integrated Radeon 610M graphics provide a low-power fallback for basic tasks, allowing the discrete GPU to remain idle when not needed.

Small business workstations that require GPU acceleration for specific applications — CAD, video production, or data visualization — can leverage the RTX 4070 Mobile's strong compute scores without paying for a high-end CPU that would go unused. The CPU's 45th percentile ranking is adequate for productivity software that doesn't heavily multi-thread.

# CPU Analysis

The AMD Ryzen 5 7520U is a 4-core, 8-thread processor based on the Zen 2 architecture, codenamed Mendocino. It belongs to the 7000 series and is manufactured on TSMC's 6nm process node with a die size of 100 mm². The processor operates with a base clock of 2.80 GHz and a boost clock of 4.30 GHz, drawing a 15W TDP that makes it suitable for thin-and-light laptops.

Cache configuration includes 64 KB of L1 cache per core, 512 KB of L2 cache per core, and 4 MB of shared L3 cache. This modest L3 allocation, combined with the dual-channel LPDDR5 memory support providing 88.0 GB/s of bandwidth, shapes the CPU's performance characteristics. The memory bus is dual-channel, and ECC memory is not supported.

Benchmark results show a processor that performs competitively with older desktop parts. The Cinebench R23 multi-core score of 5149 and single-core score of 1171 indicate balanced performance across both metrics. Geekbench results follow a similar pattern with a multi-core score of 3766 and single-core score of 1185. The Cinebench R15 scores of 834 multi-core and 168.8 single-core further corroborate this profile.

The CPU's average benchmark score of 2046 places it at the 45th percentile among all CPUs, with nearest rivals including the Intel Xeon E3-1270 v5 (2048, -0.1% delta), Intel Core i7-7820HK (2048, -0.1% delta), Intel Xeon E3-1275 v5 (2043, 0.1% delta), and Intel Core i7-7700T (2039, 0.4% delta). This grouping shows the Ryzen 5 7520U performing nearly identically to several older desktop and mobile processors.

The PCIe Gen 3 interface with 4 lanes (CPU only) limits expansion bandwidth for NVMe drives and other peripherals, though this is typical for ultraportable processors. The processor is not multiplier-unlocked, so overclocking is not possible. The Radeon 610M integrated graphics provide basic display output capabilities when the discrete GPU is not in use.

Real-world workload performance reflects the CPU's position in the performance hierarchy. Multi-threaded tasks like video encoding, 3D rendering, and compilation will complete at a moderate pace, with the Cinebench R23 multi-core score of 5149 indicating roughly half the throughput of a modern 8-core processor. Single-threaded tasks like web browsing, office applications, and light coding will feel responsive, with the Geekbench single-core score of 1185 adequate for these workloads.

# Upgrade Path and Platform

The AMD Ryzen 5 7520U uses the AMD Socket FT6, which is a mobile-specific socket with no upgrade path to higher-performance processors. The CPU's 15W TDP is fixed, and the platform is designed for ultraportable systems where power efficiency takes precedence over raw performance. Users seeking more CPU performance would need to change the entire laptop or motherboard platform.

Memory is limited to LPDDR5, which is soldered onto the motherboard in most implementations, meaning memory capacity and speed are not user-upgradable. The dual-channel configuration provides 88.0 GB/s of bandwidth, which is adequate for the CPU but cannot be expanded. The lack of ECC memory support further restricts professional workload applicability.

PCIe Gen 3 with 4 lanes (CPU only) limits storage and expansion options. This bandwidth is sufficient for a single NVMe SSD, but users connecting multiple high-speed devices may encounter bandwidth constraints. The GPU connects via PCIe 4.0 x8, which provides ample bandwidth for the RTX 4070 Mobile's data transfer needs.

The RTX 4070 Mobile is rated at 115W TDP with no external power connectors, drawing power from the motherboard. The suggested PSU is not specified, but the GPU's 115W draw combined with the CPU's 15W TDP indicates a total system power budget that standard laptop power adapters can handle. The GPU uses an IGP slot width, meaning it is soldered to the motherboard with no user upgrade path.

A sensible next upgrade would be to a platform with a higher-performance CPU and GPU combination, as neither component in this system can be individually upgraded. Users seeking more CPU performance should look for processors with more cores and higher clock speeds, while those wanting more GPU performance should consider GPUs with higher average benchmark scores than the RTX 4070 Mobile's 27435.

# Benchmark Performance

The CPU's benchmark suite shows consistent performance across different testing methodologies. Cinebench R23 scores of 5149 multi-core and 1171 single-core demonstrate balanced multi-threaded and single-threaded capability. Geekbench scores of 3766 multi-core and 1185 single-core reinforce this profile. The average benchmark score of 2046 places the CPU at the 45th percentile, with nearest rivals showing performance deltas of less than 0.5%.

The GPU's benchmark suite reveals strong compute and graphics performance. PassMark G3D score of 19587 indicates robust 3D rendering capability, while the PassMark GPU compute score of 8399 shows substantial general-purpose compute throughput. Geekbench OpenCL and Vulkan scores of 109197 and 108367 respectively demonstrate strong cross-platform compute performance. The average benchmark score of 27435 places the GPU at the 73rd percentile.

The combined system percentile of 59 reflects the performance gap between the two components. The GPU's 73rd percentile ranking dominates the system's overall position, while the CPU's 45th percentile ranking pulls it down. This creates a system that performs well in GPU-bound tasks but lags in CPU-bound workloads.

In direct comparison, the GPU's average score of 27435 is more than 13 times higher than the CPU's average score of 2046, illustrating the massive performance disparity between these components. This ratio is unusual for a balanced system and indicates that the GPU is the clear performance leader in this configuration.

The benchmark data shows no measured FPS results for this specific CPU-GPU combination, so all gaming performance analysis is derived from the individual component benchmarks and their percentile rankings.

# FAQ

Q: What is the performance gap between the CPU and GPU in this system?

A: The CPU has an average benchmark score of 2046 (45th percentile), while the GPU has an average benchmark score of 27435 (73rd percentile). This represents a 28-percentile gap, making the GPU the dominant component.

Q: How does the Ryzen 5 7520U compare to its nearest rivals?

A: The CPU's average score of 2046 is nearly identical to the Intel Xeon E3-1270 v5 (2048, -0.1% delta), Intel Core i7-7820HK (2048, -0.1% delta), Intel Xeon E3-1275 v5 (2043, 0.1% delta), and Intel Core i7-7700T (2039, 0.4% delta).

Q: What is the GPU's performance relative to desktop graphics cards?

A: The RTX 4070 Mobile's average score of 27435 is essentially equal to the AMD Radeon RX 6700 XT (27425, 0% delta) and within 0.5% of the NVIDIA GeForce RTX 3090 (27565, -0.5% delta).

Q: What memory configuration does this system use?

A: The CPU supports dual-channel LPDDR5 memory with 88.0 GB/s bandwidth, while the GPU has 8 GB of GDDR6 on a 128-bit bus with 256.0 GB/s bandwidth running at 2000 MHz with 16 Gbps effective speed.

Q: Is the CPU capable of handling modern gaming workloads?

A: The CPU's Geekbench single-core score of 1185 and Cinebench R23 single-core score of 1171 indicate moderate per-thread performance. The 45th percentile ranking suggests it will be a bottleneck in CPU-bound gaming scenarios.

Q: What are the GPU's ray tracing and AI capabilities?

A: The GPU features 36 RT cores and 144 tensor cores, providing dedicated hardware for ray tracing and AI-accelerated workloads. It supports DirectX 12 Ultimate (12_2), Vulkan 1.4, and OpenGL 4.6.

Q: Can the CPU or GPU be upgraded in this system?

A: The CPU uses AMD Socket FT6 with a 15W TDP, and the GPU uses an IGP slot width, both of which are soldered to the motherboard. Neither component has a user-accessible upgrade path.

# Gaming Performance

No measured FPS data exists for the AMD Ryzen 5 7520U + NVIDIA GeForce RTX 4070 Mobile combination. The FACT PACK contains no measuredFps rows for this exact pairing, so all frame rate expectations are estimates derived from the individual component benchmark scores and percentile rankings.

Based on the GPU's 73rd percentile ranking and average benchmark score of 27435, which is comparable to the AMD Radeon RX 6700 XT and NVIDIA GeForce RTX 3090, the RTX 4070 Mobile should deliver high frame rates at 1080p and 1440p resolutions in most modern titles. The 15.62 TFLOPS of FP32 compute and 256.0 GB/s memory bandwidth provide ample raw performance for ultra settings.

At 1080p with ultra settings, the CPU's 45th percentile ranking and Geekbench single-core score of 1185 will likely become the limiting factor in many games. Esports titles and lighter games that are CPU-bound may see frame rates capped by the processor's single-thread performance, potentially preventing the GPU from reaching its maximum output.

At 1440p and 4K resolutions, the GPU's rendering workload increases, shifting the bottleneck away from the CPU. The RTX 4070 Mobile's 4608 shading units and 48 ROPs should maintain strong frame rates, though the 128-bit memory bus and 256.0 GB/s bandwidth may limit performance in texture-heavy scenes at higher resolutions.

Ray tracing performance benefits from the 36 dedicated RT cores, with DirectX 12 Ultimate support enabling hardware-accelerated ray tracing. The 144 tensor cores provide DLSS and other AI-enhanced upscaling capabilities, which can boost frame rates in supported titles.

The 8 GB GDDR6 memory capacity is sufficient for 1080p and 1440p gaming with high-quality textures, but may require texture quality reductions in some titles at 4K. The GPU's PassMark G3D score of 19587 and Geekbench Vulkan score of 108367 indicate strong DirectX and Vulkan gaming performance.

Overall, this system should provide a satisfying gaming experience at 1080p and 1440p, with the GPU being the primary performance driver. Users targeting very high refresh rates (144Hz or above) may find the CPU's single-core performance limiting in certain titles, particularly those with heavy game logic or physics simulations.