SYSTEM ANALYZER

Rate My PC: Intel Core i9-13900KS + NVIDIA GeForce RTX 3090

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

94 / 100
ULTIMATE READY

Apex Performer

Top 6% 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
93%
PROCESSOR

Intel Core i9-13900KS

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

NVIDIA GeForce RTX 3090

27,565 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
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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

# Balance and Bottleneck

The Intel Core i9-13900KS and NVIDIA GeForce RTX 3090 pairing sits at a 83rd combined percentile, indicating a high-tier desktop configuration where neither component is dramatically underpowered relative to the other. However, the data reveals a clear asymmetry: the CPU's average benchmark score of 64051 places it in the 93rd percentile among all CPUs, while the GPU's average score of 27565 puts it in the 73rd percentile among all GPUs. This 20-point percentile gap suggests the processor is the stronger component in raw compute terms, but the actual bottleneck direction depends heavily on workload type.

For multi-threaded CPU workloads, the i9-13900KS demonstrates overwhelming capability. Its 3dmark_max_threads score of 16243 and Cinebench R23 multicore score of 51368 indicate that CPU-bound tasks like compilation or physics simulation will rarely be constrained by the processor. The GPU, however, shows a different profile. The RTX 3090's Passmark G3D score of 26645 and 3dmark Steel Nomad DX12 score of 5118 are solid but not class-leading, meaning graphics-heavy workloads will see the GPU as the limiting factor in most gaming scenarios.

In gaming, the bottleneck almost always shifts to the GPU at higher resolutions. The RTX 3090's 24 GB of GDDR6X memory and 936.2 GB/s bandwidth handle high-resolution textures well, but its 73rd percentile rank suggests it will be the ceiling for frame rates in graphically intensive titles. Conversely, at lower resolutions or in CPU-bound games, the i9-13900KS with its 6.00 GHz boost clock and 32 threads can feed frames faster than the GPU can render them, flipping the bottleneck back to the graphics card.

The data shows no measured FPS rows exist for this exact combination, so all FPS discussion here is estimated from the benchmark scores. The 3dmark thread scaling tells a useful story: scores scale from 1226 single-thread to 11616 at 16 threads, then to 16243 at max threads. This 13.2x improvement from single-thread to full multi-thread utilization indicates excellent parallel scaling, meaning the CPU will not bottleneck in multi-threaded scenarios. For single-thread-light workloads, the 1226 single-thread score and 730 Cinebench R15 single-core result confirm strong per-core performance.

# Benchmark Performance

The combined picture from benchmark scores shows a desktop build with a 83rd combined percentile ranking. The CPU's average benchmark score of 64051 places it just 0.2% below the AMD EPYC 7343 (64202) and 0.4% above the AMD Ryzen AI Max PRO 390 (63765). Against Intel's own lineup, it leads the Core Ultra 7 265F (64438) by 0.6% and the Core Ultra 7 265 (64640) by 0.9%, though these deltas are small — the i9-13900KS effectively trades blows with its nearest rivals within a 1% band.

The GPU's average benchmark score of 27565 shows a different competitive picture. It sits 0.5% above the NVIDIA GeForce RTX 4070 Mobile (27435) and the AMD Radeon RX 6700 XT (27425), while trailing the AMD Radeon Pro Vega 20 (27839) by 1% and the AMD Radeon RX 7800M (27883) by 1.1%. These margins are tight, suggesting the RTX 3090 is competitive with mid-range current-generation parts despite being from an earlier series.

Looking at specific CPU benchmarks, the 3dmark suite shows progressive scaling: 2412 at 2 threads, 4754 at 4 threads, 8812 at 8 threads, 11616 at 16 threads, and 16243 at max threads. This near-linear scaling through 16 threads indicates the hybrid architecture is effective at distributing work. In Cinebench, the R20 multicore score of 21574 and R23 multicore score of 51368 represent strong rendering performance. Geekbench results show 23607 multicore and 2771 single-core, confirming balanced performance across different benchmark methodologies.

The GPU benchmarks reveal specific strengths. The Geekbench OpenCL score of 172758 is substantial, while Vulkan scores 53927. Passmark results show G3D at 26645 and GPU compute at 15356. The DirectX scores are more modest — DX11 at 220, DX12 at 110, DX10 at 182, DX9 at 268 — indicating the card's legacy API performance is less impressive than its modern API results. The Passmark G2D score of 1063 suggests adequate 2D performance for desktop tasks.

# 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. It features a base clock of 3.20 GHz and a boost clock of 6.00 GHz, with a 150 W TDP. The cache hierarchy includes 80 KB L1 per core, 2 MB L2 per core, and 36 MB of shared L3 cache. This is an unlocked multiplier part, allowing overclocking, and it supports both DDR4 and DDR5 memory in a dual-channel configuration with 89.6 GB/s bandwidth. ECC memory support is included, which is unusual for a consumer desktop chip.

The benchmark data shows exceptional multi-threaded performance. The Passmark multithread score of 60644, combined with the 3dmark max threads score of 16243, places this CPU in the 93rd percentile overall. The Cinebench R23 multicore score of 51368 is particularly strong for rendering workloads. Single-thread performance is equally impressive, with a Passmark single-thread score of 4712 and a Cinebench R23 single-core score of 7252, reflecting the high 6.00 GHz boost capability.

Specialized workloads show specific strengths. The Passmark data compression score of 814838 is very high, indicating excellent performance for archive handling and data transfer tasks. Data encryption scores 47772, and extended instructions score 48217, showing strong cryptographic and SIMD performance. Floating-point math scores 154805, while integer math scores 211027. The Passmark physics score of 3441 and random string sorting score of 90257 round out the picture, with prime number finding at 257 being a relatively weaker result.

The CPU's 3dmark thread scaling — from 1226 single-thread to 16243 max threads — represents a 13.2x multiplier, which is excellent for a consumer chip. The 2-thread score of 2412 is nearly double the single-thread score, confirming that the two performance cores can operate independently at high clocks. The 16-thread score of 11616 demonstrates that the hybrid P-core/E-core arrangement scales well up to that point, with the remaining threads adding another 40% performance at max threads.

# Who Should Build It

This CPU+GPU pairing targets users who need both high-end processing power and substantial graphics capability. The i9-13900KS's 93rd CPU percentile makes it suitable for professionals running multi-threaded applications like 3D rendering, video encoding, and scientific computation. The Cinebench R23 multicore score of 51368 and Geekbench multicore score of 23607 indicate strong performance for content creation workloads.

Gamers at high resolutions will find the RTX 3090's 24 GB VRAM and 936.2 GB/s bandwidth sufficient for 4K textures, though the GPU's 73rd percentile means it is not the fastest available. The CPU's high single-thread scores — 7252 in Cinebench R23 single-core and 4712 in Passmark single-thread — ensure that CPU-bound gaming scenarios at lower resolutions will not be limited by the processor.

Software developers benefit from the 32 threads and 36 MB L3 cache, which accelerate compilation tasks. The Passmark data compression score of 814838 and integer math score of 211027 suggest strong performance for build servers and code compilation. Students and small business users in technical fields — engineering, data science, video production — will find the combination capable of handling their workloads, though the high-end nature of both components exceeds typical student requirements.

The CPU's ECC memory support is a notable feature for workstation use, as it allows error correction in memory-heavy tasks. The dual memory support for DDR4 and DDR5 provides flexibility in system configuration. The integrated UHD Graphics 770 offers a fallback display output if the dedicated GPU is unavailable, which is a minor convenience for troubleshooting or secondary displays.

# Upgrade Path and Platform

The Intel Core i9-13900KS uses Intel Socket 1700, which is the platform for 13th-generation Core processors. This socket supports both DDR4 and DDR5 memory, giving builders choice in memory configuration. The CPU provides PCIe Gen 5 with 20 lanes, enabling fast NVMe storage and PCIe 5.0 graphics cards, though the RTX 3090 uses PCIe 4.0 x16, which is backward compatible.

The RTX 3090 has a 350 W TDP, and the suggested PSU is 750 W. The CPU's 150 W TDP adds to the total system power draw, so builders should account for the combined load. The GPU requires a 1x 12-pin power connector, which may require an adapter for older PSUs. The card is a triple-slot design measuring 336 mm in length, 140 mm in height, and 61 mm in width, so case compatibility must be verified.

A sensible next upgrade path would focus on the GPU, since the CPU's 93rd percentile leaves less headroom for improvement. The RTX 3090's end-of-life status and 73rd percentile ranking suggest that a newer GPU could provide a meaningful performance uplift, especially in ray-traced workloads given the RTX 3090's 82 RT cores and 328 tensor cores. The CPU platform, however, is at the top of its socket generation — the i9-13900KS is the flagship 13th-gen part, so further CPU upgrades would require a new motherboard and socket.

Memory upgrades are possible since the platform supports both DDR4 and DDR5, though the 89.6 GB/s bandwidth figure represents the memory bus capability. The 36 MB L3 cache is shared across all cores, and the cache hierarchy (80 KB L1 per core, 2 MB L2 per core) is fixed by architecture. The production status for the CPU is Active, meaning it is still available, while the GPU is End-of-life, indicating it is no longer in production.

# FAQ

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

A: The combined percentile is 83, placing this desktop build in the upper tier of systems.

Q: How does the i9-13900KS compare to its nearest CPU rivals?

A: It is 0.2% below the AMD EPYC 7343, 0.4% above the AMD Ryzen AI Max PRO 390, 0.6% above the Intel Core Ultra 7 265F, and 0.9% above the Intel Core Ultra 7 265.

Q: What is the RTX 3090's memory configuration?

A: It has 24 GB of GDDR6X memory on a 384-bit bus with 936.2 GB/s bandwidth and 19.5 Gbps effective memory clock.

Q: Does this build support ECC memory?

A: Yes, the i9-13900KS supports ECC memory, which is notable for a consumer desktop processor.

Q: What is the TDP for each component?

A: The CPU has a 150 W TDP, and the GPU has a 350 W TDP, with a suggested PSU of 750 W.

Q: Are there measured FPS results for this specific combination?

A: No, the data contains no measured FPS rows for this exact CPU+GPU pairing; all FPS discussion is estimated from benchmark scores.

Q: What is the GPU's percentile ranking and how does it compare to rivals?

A: The RTX 3090 is in the 73rd percentile, sitting 0.5% above the RTX 4070 Mobile and RX 6700 XT, and 1% below the Radeon Pro Vega 20.

# Usage Scenarios

High-refresh gaming: The i9-13900KS's single-thread score of 4712 in Passmark and 7252 in Cinebench R23 single-core ensure high frame rates in CPU-bound titles, but the RTX 3090's 73rd percentile ranking means it will be the limiting factor at 1440p or 4K. The 24 GB VRAM provides ample texture storage, though the GPU's average benchmark score of 27565 suggests it cannot match newer cards in raw throughput.

Streaming: The 32 threads and 36 MB L3 cache of the i9-13900KS provide ample headroom for simultaneous game encoding and streaming workloads. The Passmark data compression score of 814838 indicates fast encoding of video streams, while the CPU's 93rd percentile ensures the streaming pipeline will not cause frame drops in most scenarios.

Video editing: The Cinebench R23 multicore score of 51368 and Geekbench multicore score of 23607 make the CPU well-suited for video editing timelines. The RTX 3090's 328 tensor cores and 35.58 TFLOPS FP32 performance accelerate effects and color grading, while the 24 GB VRAM handles large project files. The GPU's OpenCL score of 172758 supports GPU-accelerated rendering in compatible software.

3D rendering: The CPU's Cinebench R23 multicore score of 51368 provides strong CPU-based rendering performance, while the GPU's 35.58 TFLOPS FP32 and 556.0 GTexel/s texture rate handle GPU-accelerated renderers. The 82 RT cores support ray-traced workloads, though the GPU's 73rd percentile means it is not top-tier for this application.

Software development: The 32 threads and 211027 Passmark integer math score accelerate compilation, while the 814838 data compression score speeds up build artifacts and version control operations. The 36 MB L3 cache reduces memory latency for frequently accessed code. The ECC memory support adds reliability for long compile sessions.

Student and office work: This build is overkill for typical office tasks, but the CPU's 93rd percentile ensures responsiveness in demanding applications like large spreadsheets or virtual machines. The integrated UHD Graphics 770 provides a backup display output, and the 89.6 GB/s memory bandwidth handles multitasking. The Passmark G2D score of 1063 for the GPU confirms adequate 2D performance for desktop productivity.

# Build Overview

This is a desktop-class build pairing the Intel Core i9-13900KS with the NVIDIA GeForce RTX 3090. The CPU is a 24-core, 32-thread Raptor Lake processor with a 6.00 GHz boost clock, while the GPU is an Ampere-architecture card with 24 GB of GDDR6X memory. The combined percentile of 83 indicates this system sits in the upper range of desktop performance, though the 20-point gap between the CPU's 93rd percentile and the GPU's 73rd percentile shows the processor is the stronger component.

The build class is desktop, and the production status reflects a mix: the CPU is Active while the GPU is End-of-life. The CPU's launch MSRP is $699, and the GPU's launch MSRP is 1,499 USD. This pairing represents a high-end processor with a previous-generation flagship GPU, creating a system that excels at CPU-intensive workloads while remaining competitive in graphics performance. The 3dmark max threads score of 16243 and the GPU's 3dmark Steel Nomad DX12 score of 5118 together define a system capable of demanding tasks.

# GPU Analysis

The NVIDIA GeForce RTX 3090 is built on the GA102 chip using Samsung's 8 nm process, with 28,300 million transistors on a 628 mm² die. The memory subsystem comprises 24 GB of GDDR6X on a 384-bit bus, delivering 936.2 GB/s bandwidth with a 19.5 Gbps effective memory clock. The card features 10496 shading units, 328 texture mapping units, and 112 ROPs, with 82 RT cores and 328 tensor cores. The base clock is 1395 MHz with a boost clock of 1695 MHz, producing a pixel rate of 189.8 GPixel/s and a texture rate of 556.0 GTexel/s. FP32 and FP16 performance are both rated at 35.58 TFLOPS.

The benchmark scores reveal a GPU that performs well in compute-oriented tasks. The Geekbench OpenCL score of 172758 is strong, indicating good general-purpose compute capability. The Vulkan score of 53927 shows solid graphics API performance. In Passmark, the G3D score of 26645 and GPU compute score of 15356 confirm a capable graphics processor. The DirectX scores are more variable — DX11 at 220 and DX12 at 110 — suggesting that the card's modern API performance is stronger than its legacy API results.

The RTX 3090's 73rd percentile ranking places it in the upper-middle tier of GPUs. Its nearest rivals show a tightly clustered competition: it is 0.5% above the RTX 4070 Mobile and RX 6700 XT, and 1% below the Radeon Pro Vega 20 and 1.1% below the RX 7800M. This means the RTX 3090 delivers performance comparable to mid-range current-generation cards despite being an earlier release. The 82 RT cores and 328 tensor cores provide ray tracing and DLSS capability, though the exact performance gains depend on software implementation.

For rendering workloads, the 35.58 TFLOPS FP32 performance and 24 GB VRAM make the RTX 3090 well-suited for GPU-accelerated rendering, especially at high resolutions where memory capacity matters. The 936.2 GB/s bandwidth supports large texture sets and complex scenes. The card's 350 W TDP and suggested 750 W PSU requirement are significant power demands, and the triple-slot form factor requires adequate case space. The display outputs include 1x HDMI 2.1 and 3x DisplayPort 1.4a, with API support for DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4.