SYSTEM ANALYZER

Rate My PC: Intel Core i9-13900KS + NVIDIA GeForce RTX 5080

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

96 / 100
ULTIMATE READY

Apex Performer

Top 4% 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
96%
VS
GPU
97%
PROCESSOR

Intel Core i9-13900KS

64,051 Benchmark Score
Top 4% Market Ranking
View Full Specs →
GRAPHICS CARD

NVIDIA GeForce RTX 5080

56,083 Benchmark Score
Top 3% 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

# Intel Core i9-13900KS + NVIDIA GeForce RTX 5080: A Flagship Desktop Analysis

This pairing combines Intel's 24-core Raptor Lake flagship with NVIDIA's Blackwell 2.0-based RTX 5080, targeting the upper echelon of desktop performance. The CPU holds a 93rd percentile rank among all processors, while the GPU sits at the 87th percentile among all graphics cards, placing the combined platform in the 90th percentile overall. No measured FPS data exists for this exact combination, so all frame rate discussions below are estimates derived from the benchmark scores, not direct measurements.

Usage Scenarios

High-refresh gaming: The RTX 5080's 3DMark Steel Nomad DX12 score of 8637, combined with the i9-13900KS's 3DMark single-thread score of 1226 and 2-thread score of 2412, indicates strong headroom for 144Hz and above gaming at high settings. The GPU's 56.28 TFLOPS FP32 throughput and 960.0 GB/s memory bandwidth suggest it can feed modern frames quickly, while the CPU's 6.00 GHz boost clock ensures minimal bottleneck in frame-time-sensitive titles. Expect 1440p high-refresh to be comfortable, with 4K high-refresh dependent on title optimization.

Streaming: The CPU's 24 cores and 32 threads, evidenced by a 3DMark max-threads score of 16243 and Cinebench R23 multi-core score of 51368, provide ample parallel resources for simultaneous game encoding and streaming workloads. The PassMark multi-thread score of 60644 reinforces this capacity. The GPU's 336 tensor cores and 84 RT cores can offload encoding and AI-enhanced streaming features, though the data does not specify encoder hardware. The combined 90th percentile ranking suggests a platform that handles multi-tasking without significant frame drops.

Video editing: Cinebench R20 multi-core score of 21574 and Geekbench multi-core score of 23607 indicate strong rendering performance for video exports and effects processing. The GPU's 16 GB of GDDR7 memory with 960.0 GB/s bandwidth provides capacity for 4K timelines and GPU-accelerated effects. PassMark floating-point math score of 154805 shows the CPU's arithmetic strength, while the GPU's 879.3 GTexel/s texture rate supports high-resolution compositing. The 36 MB shared L3 cache helps keep working sets resident during multi-layer edits.

3D rendering: The i9-13900KS achieves 5177 in Cinebench R15 multi-core, scaling to 21574 in R20 and 51368 in R23, demonstrating near-linear scaling in CPU-based renderers. The GPU's PassMark GPU compute score of 21789 and Geekbench OpenCL score of 235901 indicate strong GPU-accelerated rendering potential. The 45,600 million transistors on the GB203 chip process 5 nm node deliver 56.28 TFLOPS FP32 compute, suitable for viewport and final-frame GPU rendering. The 84 RT cores accelerate ray-traced workloads, though renderer-specific scaling varies.

Software development: PassMark data encryption score of 47772 and integer math score of 211027 highlight strong throughput for compilation and cryptographic operations. The CPU's 32 threads handle parallel builds efficiently, with the 2 MB per-core L2 cache reducing memory latency during tight loops. The 89.6 GB/s memory bandwidth supports large project loads, while ECC memory support provides reliability for long-running test suites. The 3DMark 16-thread score of 11616 suggests balanced scaling across 16 threads, common in modern build tools.

Student and office work: The single-thread score of 4712 in PassMark and 7252 in Cinebench R23 single-core ensure responsive everyday computing. The 3DMark 2-thread score of 2412 and 4-thread score of 4754 show strong performance in lightly threaded office applications. The integrated UHD Graphics 770 provides display output without the discrete GPU for power-saving office scenarios, though the 150 W CPU TDP and 360 W GPU TDP make this a workstation-class platform rather than an energy-sipping office machine. The 93rd CPU percentile places it well above typical student workloads require.

GPU Analysis

The RTX 5080 is built on the GB203 chip using a 5 nm process from TSMC, packing 45,600 million transistors across a 378 mm² die. The 16 GB GDDR7 memory operates on a 256-bit bus, delivering 960.0 GB/s bandwidth at 1875 MHz (30 Gbps effective). This bandwidth is critical for 4K textures and high-resolution rendering, where data throughput often becomes the limiting factor. The 10752 shading units, 336 TMUs, and 112 ROPs provide the raw pixel-processing pipeline, achieving 293.1 GPixel/s pixel rate and 879.3 GTexel/s texture rate.

The 84 RT cores and 336 tensor cores represent the dedicated hardware for ray tracing and AI workloads. The FP32 compute of 56.28 TFLOPS matches the FP16 throughput at 1:1 ratio, indicating no half-rate penalty for FP16 operations — a feature that benefits machine learning inference and certain rendering paths. The base clock of 2295 MHz boosts to 2617 MHz, providing the frequency headroom for sustained workloads.

In benchmark terms, the GPU's 3DMark Steel Nomad DX12 score of 8637 places it at the 87th percentile among all GPUs. The Geekbench Vulkan score of 255450 and OpenCL score of 235901 show strong cross-API performance. The PassMark G3D score of 36565 confirms DirectX 11-era performance, while the DirectX 12 score of 151 and DirectX 11 score of 324 in PassMark's legacy tests are less relevant to modern workloads. The nearest rival, AMD Radeon RX 9070 GRE, scores 57367 in average benchmark score — a 2.2% delta — placing the RTX 5080 slightly below that competitor in aggregate, though the AMD Radeon 8060S trails by 0.6% and the RX 6750 GRE by 0.7%. The Pro W5700X is 2.3% behind, showing the RTX 5080 sits in a competitive mid-pack among high-end GPUs.

Balance and Bottleneck

The platform's combined 90th percentile ranking suggests good overall balance, but the CPU's 93rd percentile versus the GPU's 87th percentile reveals a slight CPU-favoring imbalance. In CPU-bound workloads like physics simulation (PassMark physics score of 3441) and data compression (814838), the i9-13900KS leads. In GPU-bound tasks like DirectX 12 gaming, the RTX 5080's 8637 Steel Nomad score becomes the limiting factor.

At 1080p and 1440p resolutions, the CPU's 6.00 GHz boost clock and 32 threads are more likely to become the bottleneck in high-FPS scenarios, as frame generation outpaces the GPU's ability to render. The 3DMark 8-thread score of 8812 indicates strong 8-core scaling, which matches modern game engines. However, the 3DMark single-thread score of 1226, while excellent, shows that even this CPU has single-thread limits at extreme frame rates. At 4K, the GPU's 960.0 GB/s bandwidth and 56.28 TFLOPS become the primary constraint, shifting the bottleneck firmly to the RTX 5080.

The 150 W CPU TDP and 360 W GPU TDP create a total system draw that the 750 W suggested PSU must handle, leaving headroom for drives and peripherals. The CPU's 89.6 GB/s memory bandwidth is modest compared to the GPU's 960.0 GB/s, indicating that system RAM throughput may bottleneck data transfer in mixed workloads. For gaming, the balance favors the GPU at higher resolutions, while productivity tasks like video editing leverage both components in sequence.

Who Should Build It

Gamers targeting 1440p and 4K: The RTX 5080's 16 GB GDDR7 memory and 960.0 GB/s bandwidth provide the capacity and speed for 4K textures, while the CPU's 6.00 GHz boost avoids frame pacing issues. The 87th GPU percentile and 93rd CPU percentile suggest consistent high-frame-rate performance at these resolutions, though 4K ultra settings will test the GPU's 56.28 TFLOPS in demanding titles.

Content creators and video editors: The combination of 32 CPU threads (Cinebench R23 multi-core 51368) and GPU compute (OpenCL 235901) accelerates both CPU- and GPU-rendered workflows. The 16 GB VRAM handles 4K timelines and effects layers, while the 36 MB L3 cache keeps CPU-side data working sets efficient. The ECC memory support adds stability for long renders.

Software developers and data analysts: The 211027 integer math score and 47772 encryption score indicate strong performance for compilation, data processing, and secure workloads. The 32 threads parallelize build tasks, and the 89.6 GB/s memory bandwidth supports large in-memory datasets. The PCIe Gen 5 interface with 20 CPU lanes provides high-speed connectivity for NVMe storage and accelerators.

Students and small business workstations: While the platform is overkill for basic office tasks, its 93rd CPU percentile ensures future-proofing for more demanding applications. The integrated UHD Graphics 770 provides a fallback display output. However, the 150 W CPU and 360 W GPU TDP make this a power-hungry desktop that suits dedicated workstation use rather than energy-conscious deployments.

3D artists and architects: The 84 RT cores accelerate ray-traced previews, and the 56.28 TFLOPS FP32 compute handles viewport rendering. The CPU's 24 cores and 32 threads manage scene assembly and physics simulation, while the 16 GB VRAM holds complex scene geometry. The PassMark floating-point score of 154805 supports heavy numerical processing in simulation tools.

FAQ

Q: Is the RTX 5080 faster than the AMD Radeon RX 9070 GRE?

A: No. The benchmark data shows the RX 9070 GRE has an average score of 57367, which is 2.2% higher than the RTX 5080's 56083 average. The RTX 5080 is 0.6% faster than the AMD Radeon 8060S, 0.7% faster than the RX 6750 GRE, and 2.3% faster than the Radeon Pro W5700X.

Q: How does the i9-13900KS compare to the AMD EPYC 7343?

A: The EPYC 7343 has an average score of 64202, which is 0.2% higher than the i9-13900KS's 64051. The i9-13900KS is 0.4% faster than the AMD Ryzen AI Max PRO 390, 0.6% faster than the Intel Core Ultra 7 265F, and 0.9% faster than the Core Ultra 7 265.

Q: What is the combined performance percentile of this build?

A: The combined platform ranks in the 90th percentile across all CPU+GPU pairs in the database. The CPU alone ranks in the 93rd percentile among all CPUs, and the GPU ranks in the 87th percentile among all GPUs.

Q: Does the CPU support ECC memory?

A: Yes, the i9-13900KS supports ECC memory. It supports both DDR4 and DDR5 memory in a dual-channel configuration, with a total memory bandwidth of 89.6 GB/s.

Q: What is the GPU's memory configuration?

A: The RTX 5080 has 16 GB of GDDR7 memory on a 256-bit bus, running at 1875 MHz (30 Gbps effective), providing 960.0 GB/s of memory bandwidth.

Q: What is the power supply requirement for this build?

A: The suggested PSU is 750 W. The CPU has a 150 W TDP, and the GPU has a 360 W TDP, with the GPU requiring a single 16-pin power connector.

Q: Is there measured FPS data for this combination?

A: No. The database contains no measured FPS rows for the i9-13900KS + RTX 5080 combination. All frame rate discussions are estimates based on the benchmark scores, not direct measurements.

Gaming Performance

No measured FPS data exists for this exact CPU+GPU pairing, so the following frame rate expectations are estimates derived from the benchmark scores. The RTX 5080's 3DMark Steel Nomad DX12 score of 8637 and the CPU's 3DMark 8-thread score of 8812 suggest strong gaming throughput. At 1080p, the CPU's 6.00 GHz boost clock and single-thread score of 1226 should drive high frame rates, likely exceeding 144 FPS in most esports titles, though the GPU's 56.28 TFLOPS may become underutilized at this resolution.

At 1440p, the balance shifts toward the GPU, with the 960.0 GB/s bandwidth and 10752 shading units handling the increased pixel load. Expect high refresh rates (100+ FPS) in AAA titles at high settings, with competitive titles reaching 144 FPS or higher. The 16 GB VRAM provides ample capacity for 1440p textures and future game requirements.

At 4K, the RTX 5080 becomes the primary constraint. The 293.1 GPixel/s pixel rate and 56.28 TFLOPS FP32 compute define the upper bound for ultra settings. Frame rates will vary widely by title, with optimized games potentially hitting 60 FPS at ultra, while demanding titles may require settings adjustments to maintain smooth play. The 87th GPU percentile indicates this is a high-end card, but not the absolute fastest, so 4K ultra at high refresh rates may not be consistently achievable.

The CPU's 32 threads and 36 MB L3 cache help maintain minimum frame rates in CPU-heavy scenes, reducing stutter. The 150 W TDP allows for sustained boost clocks without thermal throttling in well-cooled systems. Overall, this pairing targets 1440p high-refresh as its sweet spot, with 4K being viable but not guaranteed at maximum settings.

CPU Analysis

The Intel Core i9-13900KS is a 24-core, 32-thread processor based on Raptor Lake architecture, built on Intel's 10 nm process with a 257 mm² die. The base clock of 3.20 GHz boosts to 6.00 GHz, representing the highest boost clock in the 13th Gen lineup. The cache hierarchy includes 80 KB L1 per core, 2 MB L2 per core, and 36 MB shared L3, providing 89.6 GB/s dual-channel memory bandwidth with support for both DDR4 and DDR5.

The benchmark results show exceptional multi-threaded performance: Cinebench R23 multi-core score of 51368, Geekbench multi-core of 23607, and PassMark multi-thread of 60644. The 3DMark max-threads score of 16243 demonstrates the 32-thread scaling, while the 16-thread score of 11616 shows nearly linear scaling up to 16 threads — efficiency that benefits game engines using 8-16 threads. The 8-thread score of 8812 and 4-thread score of 4754 indicate strong scaling at lower thread counts, crucial for gaming where 4-8 threads are common.

Single-thread performance is equally impressive: Cinebench R23 single-core of 7252, Geekbench single-core of 2771, and PassMark single-thread of 4712. The 3DMark single-thread score of 1226 and 2-thread score of 2412 confirm that the 6.00 GHz boost clock delivers top-tier single-core speed. The PassMark extended instructions score of 48217 and data encryption score of 47772 show strong SIMD and cryptographic performance, while the integer math score of 211027 and floating-point math of 154805 demonstrate balanced compute capabilities.

The CPU's 93rd percentile ranking places it among the top processors, with the nearest rival AMD EPYC 7343 being 0.2% faster and the Intel Core Ultra 7 265F being 0.6% slower. The 150 W TDP is modest for a 24-core part, suggesting efficient power management. The LGA 1700 socket and PCIe Gen 5 with 20 CPU lanes provide modern connectivity, while the unlocked multiplier allows overclocking beyond the 6.00 GHz boost.

Build Overview

This is a desktop platform combining Intel's 13th Gen Raptor Lake flagship with NVIDIA's 50-series Blackwell GPU. The build class is desktop, targeting high-end gaming and professional workloads. The i9-13900KS represents the top of Intel's 13th Gen consumer lineup, while the RTX 5080 sits in the upper-middle range of NVIDIA's 50-series (with the 5090 presumably above it, though the data does not specify). The combined 90th percentile ranking places this build in the top 10% of all CPU+GPU combinations in the database.

The platform is designed for users who need both high single-thread performance (6.00 GHz boost) and massive multi-threading (32 threads). The GPU's 16 GB GDDR7 memory and 960.0 GB/s bandwidth complement the CPU's 89.6 GB/s system memory bandwidth, creating a balanced data pipeline. The 150 W CPU TDP and 360 W GPU TDP require robust cooling and a 750 W PSU, making this a performance-oriented rather than efficiency-focused build.

The architecture leverages Raptor Lake's hybrid design (though the data does not break down P-core/E-core counts, the 24 cores and 32 threads imply a mix of performance and efficiency cores) alongside Blackwell 2.0's RT and tensor cores. The 10 nm CPU process and 5 nm GPU process represent different manufacturing generations, with the GPU's newer node providing higher transistor density (120.6M per mm²). This is a platform for enthusiasts and professionals who prioritize performance over power efficiency, with the 90th percentile ranking confirming its high-tier status.

Benchmark Performance

The CPU's average benchmark score is 64051, placing it in the 93rd percentile among all CPUs. The nearest rival, AMD EPYC 7343, scores 64202 (0.2% higher), while the AMD Ryzen AI Max PRO 390 scores 63765 (0.4% lower), the Intel Core Ultra 7 265F scores 64438 (0.6% higher), and the Core Ultra 7 265 scores 64640 (0.9% higher). This tight clustering shows the i9-13900KS is competitive with current-generation mid-range server and desktop parts, despite being a 13th Gen product.

The GPU's average benchmark score is 56083, placing it in the 87th percentile among all GPUs. The AMD Radeon 8060S scores 55757 (0.6% lower), the RX 6750 GRE scores 55698 (0.7% lower), the Radeon Pro W5700X scores 54828 (2.3% lower), and the RX 9070 GRE scores 57367 (2.2% higher). The GPU faces stiffer competition from AMD's recent releases, with the RX 9070 GRE holding a measurable lead.

Combined, the platform ranks in the 90th percentile. The CPU's individual 3DMark scores — 11616 at 16 threads, 8812 at 8 threads, 4754 at 4 threads, 2412 at 2 threads, and 1226 at single-thread — show a scaling curve that retains 76% of 16-thread performance at 8 threads and 41% at 4 threads, indicating efficient thread utilization. The GPU's Steel Nomad score of 8637 combined with the PassMark G3D score of 36565 provides a multi-API view of rendering performance. The Geekbench OpenCL (235901) and Vulkan (255450) scores highlight compute and graphics API flexibility. This combined picture shows a platform where the CPU slightly outperforms the GPU relative to their respective pools, suggesting potential CPU headroom in GPU-bound workloads.

Upgrade Path and Platform

The i9-13900KS uses the Intel Socket 1700 with the Raptor Lake architecture, supporting DDR4 and DDR5 memory in a dual-channel configuration with 89.6 GB/s bandwidth. The platform supports PCIe Gen 5 with 20 CPU lanes, providing high-speed connectivity for modern GPUs and NVMe storage. The 150 W TDP and 360 W GPU TDP require a 750 W suggested PSU, leaving headroom for additional drives and peripherals.

The GPU connects via PCIe 5.0 x16 and requires a single 16-pin power connector. The 304 mm length and dual-slot width dictate case compatibility, while the 1x HDMI 2.1b and 3x DisplayPort 2.1b outputs support multi-monitor setups. The 16 GB GDDR7 memory is unlikely to be the upgrade bottleneck in the near term, but users seeking higher VRAM capacity would need to look beyond this card.

For CPU upgrades, the LGA 1700 socket supports 13th Gen and potentially 14th Gen processors (the data does not specify 14th Gen compatibility, so this remains uncertain). The 93rd CPU percentile suggests the i9-13900KS remains competitive, so a CPU upgrade may not be necessary for several generations. The platform's DDR4/DDR5 support means memory upgrades are possible without a motherboard change, though the 89.6 GB/s bandwidth is fixed by the memory controller.

The most sensible next upgrade path involves the GPU. The RTX 5080's 87th percentile shows room for improvement, and the PCIe 5.0 x16 interface ensures future GPUs will have full bandwidth available. The 750 W PSU provides some headroom, but a more powerful GPU with higher TDP would require a PSU upgrade. For storage, the 20 PCIe Gen 5 CPU lanes support multiple high-speed NVMe drives, though the data does not specify lane allocation. Overall, this platform has a clear upgrade path to higher-tier GPUs within the same socket and PCIe generation, while the CPU is likely to remain the stronger component for several years.