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Rate My PC: Intel Core i9-14900T + NVIDIA GeForce RTX 4090 D

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PROCESSOR (CPU)

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GRAPHICS CARD (GPU)

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97 Score

Top 3% Ranking

97 / 100

ULTIMATE READY

Apex Performer

Top 3% 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

94%

GPU

99%

PROCESSOR

Intel Core i9-14900T

51,015 Benchmark Score

Top 6% Market Ranking

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GRAPHICS CARD

NVIDIA GeForce RTX 4090 D

178,050 Benchmark Score

Top 1% Market Ranking

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0-30

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30-60

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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

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1080p Ultra or 1440p Medium, great value for most gamers

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30-49

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1080p Medium settings, suitable for eSports and older titles

1080p Med eSports

0-29

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Basic gaming, older titles, consider upgrading for modern games

720p-1080p Low Older Games

# Intel Core i9-14900T + NVIDIA GeForce RTX 4090 D: A Desktop Powerhouse with an Unusual Bottleneck

This pairing combines Intel's most power-efficient desktop flagship, the Core i9-14900T, with NVIDIA's RTX 4090 D, a GPU that sits in the 98th percentile of all graphics cards. The combined percentile for this desktop build is 94, placing it among the top tier of systems. However, the data reveals a significant imbalance: the CPU, with its 35W TDP and 1.10 GHz base clock, occupies the 90th percentile among all CPUs, while the GPU demands a suggested 800W PSU and delivers performance that rivals professional workstation cards. This is a system built around raw graphical might, but the CPU's low base clock raises immediate questions about whether it can feed the GPU adequately in CPU-bound scenarios.

Upgrade Path and Platform

The foundation of this build is the Intel Socket 1700 platform, which supports both DDR4 and DDR5 memory in a dual-channel configuration. The Core i9-14900T is part of the Core 14th Gen series, built on the Raptor Lake architecture with a 10 nm process node from Intel. The CPU offers 16 PCIe Gen 5 lanes from the processor, while the RTX 4090 D itself uses a PCIe 4.0 x16 interface — meaning the GPU will operate at Gen 4 speeds, which is fully backward compatible but does not exploit the CPU's Gen 5 capability.

Memory flexibility is a notable strength here. The platform's support for both DDR4 and DDR5 means builders can choose between cost-effective older memory or faster new-gen modules. The CPU also supports ECC memory, a feature typically found in workstation or server platforms, which adds reliability for long compute tasks. With a 35W TDP for the CPU and a 425W TDP for the GPU, the suggested PSU is 800W, providing headroom for the combined load. The GPU's power delivery requires a single 16-pin connector, and the triple-slot cooler suggests substantial thermal management is built in.

A sensible next upgrade path on this platform would be swapping the 14900T for a higher-clocked 14th Gen chip with a higher base clock, since the socket and memory support remain identical. However, the RTX 4090 D is already end-of-life, with its successor being the GeForce 50 series, so GPU upgrades would require a new card but the PCIe 4.0 interface remains compatible with future cards. The CPU's 16 PCIe Gen 5 lanes are underutilized by the current GPU, so a future GPU with Gen 5 support could theoretically benefit — though the RTX 4090 D's PCIe 4.0 x16 bandwidth of 1.01 TB/s is already substantial.

FAQ

Q: Does this CPU support overclocking?

A: No. The Core i9-14900T has a locked multiplier (multiplierUnlocked: false), meaning the base clock of 1.10 GHz and boost clock of 5.50 GHz are fixed by Intel's specifications.

Q: What is the memory bandwidth of the RTX 4090 D?

A: The GPU has a memory bandwidth of 1.01 TB/s, achieved through 24 GB of GDDR6X memory on a 384-bit bus, with memory clocked at 1313 MHz (21 Gbps effective).

Q: Can this system use DDR4 memory?

A: Yes. The CPU supports both DDR4 and DDR5 in a dual-channel configuration, giving builders flexibility in memory choice.

Q: What is the production status of both components?

A: The CPU is listed as "Active" production, while the GPU is "End-of-life" — the RTX 4090 D was released on 2023-12-27 and its successor is the GeForce 50 series.

Q: How many PCIe lanes does the CPU provide?

A: The CPU provides 16 PCIe Gen 5 lanes. The GPU uses PCIe 4.0 x16, so the lanes are compatible but run at Gen 4 speeds.

Q: What is the CPU's L3 cache size?

A: The Core i9-14900T has 36 MB of shared L3 cache, with 80 KB L1 per core and 2 MB L2 per core.

Q: Does the GPU support hardware ray tracing?

A: Yes, the RTX 4090 D has 114 RT cores and 456 tensor cores, supporting DirectX 12 Ultimate (12_2), Vulkan 1.4, and OpenGL 4.6.

Benchmark Performance

The CPU's average benchmark score is 51,015, placing it in the 90th percentile of all CPUs. Its nearest rival is the Intel Core i7-13850HX with an average score of 50,761, a mere 0.5% difference. The AMD Ryzen 9 5900XT scores 50,718 (0.6% behind), and the AMD Ryzen AI 9 HX PRO 370 scores 50,448 (1.1% behind). The only rival ahead is the Intel Core Ultra 9 285T at 51,310, which is 0.6% faster. This tight clustering means the 14900T is statistically indistinguishable from its nearest competitors in overall CPU performance.

The GPU tells a different story. With an average benchmark score of 178,050, the RTX 4090 D sits in the 98th percentile of all GPUs. Its nearest rival, the NVIDIA RTX PRO 5000 Blackwell, scores 182,109 — a 2.2% lead. The A100 SXM4 80 GB scores 183,725 (3.1% ahead), and the RTX 5000 Ada Generation scores 184,664 (3.6% ahead). The A100 SXM4 40 GB leads by 4.9% with a score of 187,147. These are all professional or data-center class cards, so the RTX 4090 D is competing at the very top of the consumer and prosumer GPU hierarchy.

In specific CPU benchmarks, the 14900T shows strong multi-threaded performance: Cinebench R23 multi-core scores 30,803, while single-core scores 4,348. PassMark multi-thread score is 36,239, and single-thread is 4,016. The GPU's 3DMark Steel Nomad DX12 score is 8,587, with Geekbench OpenCL at 278,621 and Vulkan at 246,941. The combined picture is a system where the GPU's 98th percentile ranking vastly outshines the CPU's 90th percentile, suggesting the graphics card is the dominant component in most workloads.

Balance and Bottleneck

The data presents a clear imbalance: the GPU is 8 percentile points higher than the CPU (98 vs 90). In GPU-bound scenarios — such as high-resolution gaming with ray tracing — the RTX 4090 D will be the limiting factor only at extreme settings, while the CPU's 35W TDP and 1.10 GHz base clock could throttle in CPU-heavy scenes. The CPU's boost clock of 5.50 GHz is excellent, but sustained multi-threaded workloads will rely on the 24 cores and 32 threads to compensate for the low base clock.

The PassMark data shows the CPU excels at integer math (138,149) and floating-point math (92,699), but scores only 164 in find prime numbers — a test that is highly sensitive to clock speed. This suggests the CPU's single-thread performance is adequate but not exceptional, with a PassMark single-thread score of 4,016. In gaming, where frame rates often depend on single-core performance, this could be a bottleneck. The FPS scaling from the GPU (98th percentile) versus CPU (90th percentile) implies that at lower resolutions or with less demanding graphics settings, the CPU will limit frame rates, while at 4K or with ray tracing, the GPU becomes the primary constraint.

The CPU's Cinebench R23 multi-core score of 30,803 is respectable for a 35W part, but it trails the performance of higher-TDP desktop CPUs in sustained loads. The 36 MB L3 cache helps mitigate memory latency, but the dual-channel memory bus (bandwidth not specified) may limit the GPU's data feed in some scenarios. The RTX 4090 D's 1.01 TB/s memory bandwidth is massive, and the CPU-to-GPU data path via PCIe 4.0 x16 is sufficient, but the CPU's low base clock could cause stutter in CPU-bound titles.

CPU Analysis

The Intel Core i9-14900T is a 24-core, 32-thread processor based on Raptor Lake architecture, manufactured on Intel's 10 nm process with a die size of 257 mm². It has a base clock of just 1.10 GHz and a boost clock of 5.50 GHz, a wide range that allows it to idle at very low power (35W TDP) but burst to high performance when needed. The cache hierarchy includes 80 KB L1 per core, 2 MB L2 per core, and 36 MB shared L3. The integrated UHD Graphics 770 provides basic display output, though any serious graphics work will use the discrete RTX 4090 D.

Benchmark scores reveal a processor that punches above its power class. Cinebench R20 multi-core score of 12,937 and R15 of 3,104 indicate strong multi-threaded throughput, while single-core scores of 4,348 (R23) and 1,826 (R20) are competitive. The PassMark data compression score of 436,066 and data encryption of 27,062 show solid productivity performance. However, the extended instructions score of 23,660 and random string sorting of 49,484 are modest, suggesting AVX-512 or similar workloads may not be the primary strength.

In real workloads, the 14900T will excel at heavily threaded tasks like video encoding, 3D rendering, and software compilation, where the 24 cores can compensate for the low base clock. However, lightly threaded tasks that depend on clock speed — such as gaming physics or single-threaded scripting — will see the CPU's 1.10 GHz base clock become a liability, even though the 5.50 GHz boost can provide bursts of speed. The 35W TDP is remarkable for this core count, making it an excellent choice for small form factor or power-constrained builds, but it comes at the cost of sustained all-core performance.

Usage Scenarios

High-refresh gaming: At 1080p or 1440p with a high-refresh monitor, the CPU's 90th percentile single-thread score (4,016 PassMark) may limit frame rates in esports titles, while the GPU's 98th percentile ensures maximum graphical fidelity. The RTX 4090 D can push extremely high FPS in most games, but the CPU's 1.10 GHz base clock could cause dips in CPU-heavy scenes.

Streaming: The 24 cores and 32 threads provide ample headroom for encoding while gaming. The CPU's multi-thread score of 36,239 (PassMark) suggests it can handle x264 encoding at high presets, though the GPU's NVENC (via tensor cores) would offload this task more efficiently.

Video editing: Cinebench R23 multi-core of 30,803 indicates strong performance for 4K video export and effects rendering. The GPU's 24 GB VRAM and 1.01 TB/s bandwidth accelerate timeline scrubbing and GPU-accelerated effects.

3D rendering: The CPU's 24 cores will handle CPU-based rendering well, but the RTX 4090 D's 73.54 TFLOPS FP32 performance and 114 RT cores make GPU rendering (e.g., Blender Cycles or Octane) exceptionally fast. The GPU scores 8,587 in 3DMark Steel Nomad, confirming DX12 rendering capability.

Software development: The high core count and 36 MB L3 cache speed up compilation, while the ECC memory support adds stability for long builds. PassMark integer math of 138,149 shows strong arithmetic throughput.

Student and office work: The 35W TDP means low power draw for daily tasks, and the integrated UHD Graphics 770 can handle office workloads without the discrete GPU active. The CPU's single-thread score of 4,016 is more than adequate for web browsing, document editing, and spreadsheets.

Who Should Build It

This pairing targets users who prioritize graphical performance above all else. Gamers at 4K resolution or using high-refresh 1440p displays will benefit most from the RTX 4090 D's 98th percentile ranking, provided they play titles where the CPU's 90th percentile doesn't bottleneck. Content creators working with 8K video, complex 3D scenes, or AI inference will leverage the GPU's 24 GB VRAM and 456 tensor cores. Developers building large codebases will appreciate the 24 cores, while the ECC support makes it viable for small scientific computing or financial modeling workstations.

For students, this build is overkill — the CPU's 35W TDP and integrated graphics alone would suffice for most academic work. Small business workstations requiring GPU acceleration for CAD, video production, or data visualization would find the RTX 4090 D's 1.01 TB/s bandwidth and 73.54 TFLOPS FP32 performance transformative. However, the GPU's end-of-life status and the CPU's low base clock suggest this is a niche build for users who know they need massive GPU compute and can tolerate the CPU's power efficiency trade-off.

Build Overview

This is a desktop-class build combining Intel's Core 14th Gen i9-14900T (Raptor Lake, 10 nm, 24 cores/32 threads) with NVIDIA's GeForce RTX 4090 D (Ada Lovelace, 5 nm, AD102 chip). The combined percentile of 94 places this system in the top tier of builds, though the individual components differ significantly: the GPU at 98th percentile is elite, while the CPU at 90th percentile is solidly high-end. The CPU's 35W TDP is extraordinary for its core count, making this a power-efficient CPU paired with a power-hungry 425W GPU. The build's overall tier is high-end desktop, suitable for demanding workloads but with a clear GPU-centric focus.

Gaming Performance

No measured FPS data exists for this exact CPU+GPU combination. The FACT PACK contains no measuredFpsUltraByGame entries, so all frame rate figures below are estimates derived from the benchmark scores and should be treated as projections, not empirical measurements.

Based on the GPU's 98th percentile and the CPU's 90th percentile, the RTX 4090 D can be expected to deliver ultra-high frame rates at 1440p and 4K in most titles. The GPU's 73.54 TFLOPS FP32 and 1.01 TB/s bandwidth suggest it can handle 4K ultra settings in demanding AAA games at 60+ FPS, and much higher in esports titles. However, the CPU's 1.10 GHz base clock may limit frame rates in CPU-bound games like strategy titles or MMOs, where the 4,016 PassMark single-thread score suggests moderate performance. At 1080p with high refresh rates, the CPU could become the bottleneck, potentially capping FPS below what the GPU can deliver. Ray tracing performance will be exceptional given the 114 RT cores, but the CPU's low base clock could introduce frame pacing issues in scenes with heavy physics or AI computation.

GPU Analysis

The NVIDIA GeForce RTX 4090 D is built on the Ada Lovelace architecture using TSMC's 5 nm process, with 76,300 million transistors on a 609 mm² die. The GPU has 14,592 shading units, 456 texture mapping units, and 176 raster operation units. Memory consists of 24 GB of GDDR6X on a 384-bit bus, delivering 1.01 TB/s bandwidth with a base clock of 2280 MHz and boost clock of 2520 MHz. The 114 RT cores and 456 tensor cores enable hardware ray tracing and AI acceleration, with FP32 and FP16 performance both at 73.54 TFLOPS. Pixel rate is 443.5 GPixel/s and texture rate is 1,149.1 GTexel/s.

In benchmarks, the RTX 4090 D scores 8,587 in 3DMark Steel Nomad DX12, 278,621 in Geekbench OpenCL, and 246,941 in Geekbench Vulkan. Its average benchmark score of 178,050 places it in the 98th percentile, with nearest rivals being professional cards like the RTX PRO 5000 Blackwell (2.2% faster) and A100 SXM4 80 GB (3.1% faster). This indicates the 4090 D is within striking distance of data-center GPUs for compute workloads while being designed for desktop use. The triple-slot cooler and 304 mm length require a full-sized case, and the 425W TDP demands the suggested 800W PSU. With its end-of-life status and successor in the GeForce 50 series, this GPU represents the peak of the 40-series generation, offering rendering performance that rivals professional visualization cards.

Rate My PC: Intel Core i9-14900T + NVIDIA GeForce RTX 4090 D

Apex Performer

System Balance Analysis

Intel Core i9-14900T

NVIDIA GeForce RTX 4090 D

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

Upgrade Path and Platform

FAQ

Benchmark Performance

Balance and Bottleneck

CPU Analysis

Usage Scenarios

Who Should Build It

Build Overview

Gaming Performance

GPU Analysis

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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