Core i9-14900KS vs Ryzen 7 7800X3D

CPU

GPU

Core i9-14900KS

24 Cores32 Thrd150 WWMax: 5.9 GHz2024

Core family

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Ryzen 7 7800X3D

8 Cores16 Thrd120 WWMax: 5 GHz2023

Ryzen family

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Core i9-14900KS vs Ryzen 7 7800X3D Performance Spectrum

Core i9-14900KS

24 / 32

60,531

+76.5%

34,293

0.0%

Ryzen Threadripper PRO 7965WX

Ryzen Threadripper 7970X

About PassMark

PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.

Core i9-14900KS vs Ryzen 7 7800X3D FPS Benchmarks

Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.

Search any supported game below to compare 1080p FPS for both components.

Core i9-14900KS vs Ryzen 7 7800X3D: Pros, Cons & Final Verdict

See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.

Core i9-14900KS

2024

Why buy it

✅+76.5% higher PassMark.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 7800X3D across 37 shared CPU benchmark tests.
❌
66.8% HIGHER MSRP
$749 MSRPvs$449 MSRP
❌25% higher power demand at 150W vs 120W.

Ryzen 7 7800X3D

2023

Why buy it

✅Better for gaming: +5.5% higher average FPS across 37 shared CPU benchmark tests.
✅Costs $300 less on MSRP ($449 MSRP vs $749 MSRP).
✅Draws 120W instead of 150W, a 30W reduction.
✅40% more PCIe lanes (28 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark (34,293 vs 60,531).

Quick Answers

So, is Core i9-14900KS better than Ryzen 7 7800X3D?

It depends on what you want from the system. For gaming, Ryzen 7 7800X3D is ahead with a 5.5% average FPS lead across 37 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Core i9-14900KS pulls ahead with 76.5% better PassMark. Ryzen 7 7800X3D also has the bigger cache pool with 166.7% larger total L3 cache (96 MB vs 36 MB).

Which one is better for streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, Core i9-14900KS is the stronger fit. You are getting 76.5% better PassMark, backed by 24 cores and 32 threads.

Which one is the smarter buy today, not just the cheaper CPU?

Core i9-14900KS is the better buy right now. Core i9-14900KS comes in 66.8% more expensive on MSRP at $749 MSRP versus $449 MSRP, and it still gives you 76.5% better PassMark. The compromise is that Ryzen 7 7800X3D is still the better pure gaming CPU with a 5.5% average FPS lead across 37 shared CPU game tests in our data. It is also 5.8% better value on MSRP (80.8 vs 76.4 PassMark/$), so you are getting the faster CPU without taking a value hit on paper. That said, if you already own a compatible AM5 + DDR5 setup, Ryzen 7 7800X3D is still an elite gaming CPU and a very strong platform-matched choice because it avoids a motherboard and RAM swap while remaining one of the strongest gaming chips you can buy.

Which one is more future-proof for 2026 and beyond?

Ryzen 7 7800X3D makes more sense long term for 2026 and beyond. You are getting 3D V-Cache and a much larger 96 MB L3 cache instead of 36 MB. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core i9-14900KS vs Ryzen 7 7800X3D Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Core i9-14900KS

The Core i9-14900KS is manufactured by Intel. It was released in Marchar 2024 (1 year ago). It is based on the Raptor Lake-R (2023−2025) architecture. It features 24 cores and 32 threads. Base frequency is 3.2 GHz, with boost up to 5.9 GHz. L3 cache: 36 MB (total). L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 150 Watt. Memory support: DDR5-5600, DDR4-3200. Passmark benchmark score: 60,531 points. Launch price was $689.

Ryzen 7 7800X3D

The Ryzen 7 7800X3D is manufactured by AMD. It was released in 4 January 2023 (2 years ago). It is based on the Raphael (Zen4) (2022−2023) architecture. It features 8 cores and 16 threads. Base frequency is 4.4 GHz, with boost up to 5 GHz. L3 cache: 96 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: AM5. Thermal design power (TDP): 120 Watt. Memory support: DDR5-5200. Passmark benchmark score: 34,293 points. Launch price was $449.

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Processing Power

The Core i9-14900KS packs 24 cores / 32 threads, while the Ryzen 7 7800X3D offers 8 cores / 16 threads — the Core i9-14900KS has 16 more cores. Boost clocks reach 5.9 GHz on the Core i9-14900KS versus 5 GHz on the Ryzen 7 7800X3D — a 16.5% clock advantage for the Core i9-14900KS (base: 3.2 GHz vs 4.4 GHz). The Core i9-14900KS uses the Raptor Lake-R (2023−2025) architecture (Intel 7 nm), while the Ryzen 7 7800X3D uses Raphael (Zen4) (2022−2023) (5 nm). In PassMark, the Core i9-14900KS scores 60,531 against the Ryzen 7 7800X3D's 34,293 — a 55.3% lead for the Core i9-14900KS. L3 cache: 36 MB (total) on the Core i9-14900KS vs 96 MB (total) on the Ryzen 7 7800X3D.

Feature	Core i9-14900KS	Ryzen 7 7800X3D
Cores / Threads	24 / 32+200%	8 / 16
Boost Clock	5.9 GHz+18%	5 GHz
Base Clock	3.2 GHz	4.4 GHz+38%
L3 Cache	36 MB (total)	96 MB (total)+167%
L2 Cache	2 MB (per core)+100%	1 MB (per core)
Process	Intel 7 nm	5 nm-29%
Architecture	Raptor Lake-R (2023−2025)	Raphael (Zen4) (2022−2023)
PassMark	60,531+77%	34,293
Cinebench R23 Multi	—	18,500
Geekbench 6 Single	—	2,700
Geekbench 6 Multi	—	15,000

🧠

Memory & Platform

The Core i9-14900KS uses the LGA1700 socket (PCIe 5.0), while the Ryzen 7 7800X3D uses AM5 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 5600 on the Core i9-14900KS versus DDR5-5200 on the Ryzen 7 7800X3D — the Core i9-14900KS supports 7.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i9-14900KS supports up to 192 GB of RAM compared to 128 GB — 50% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 20 (Core i9-14900KS) vs 28 (Ryzen 7 7800X3D) — the Ryzen 7 7800X3D offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Z790,Z690 (Core i9-14900KS) and X670E,X670,B650E,B650,A620 (Ryzen 7 7800X3D).

Feature	Core i9-14900KS	Ryzen 7 7800X3D
Socket	LGA1700	AM5
PCIe Generation	PCIe 5.0	PCIe 5.0
Max RAM Speed	5600+8%	DDR5-5200
Max RAM Capacity	192 GB+50%	128 GB
RAM Channels	2	2
ECC Support	Yes	Yes
PCIe Lanes	20	28+40%

🔧

Advanced Features

Both processors feature an unlocked multiplier for overclocking. Only the Ryzen 7 7800X3D supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (Core i9-14900KS) vs AMD-V (Ryzen 7 7800X3D). Both include integrated graphics — Intel UHD Graphics 770 (Core i9-14900KS) and AMD Radeon Graphics (2-core) (Ryzen 7 7800X3D) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Ryzen 7 7800X3D targets Gaming. Direct competitor: Core i9-14900KS rivals Ryzen 9 7950X; Ryzen 7 7800X3D rivals Intel Core i7-14700K.

Feature	Core i9-14900KS	Ryzen 7 7800X3D
Integrated GPU	Yes	Yes
IGPU Model	Intel UHD Graphics 770	AMD Radeon Graphics (2-core)
Unlocked	Yes	Yes
AVX-512	No	Yes
Virtualization	VT-x, VT-d	AMD-V
Target Use	—	Gaming

💰

Value Analysis

At launch, the Core i9-14900KS was priced at $749, while the Ryzen 7 7800X3D came in at $449. On launch pricing ($749 vs $449), Ryzen 7 7800X3D was $300 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i9-14900KS delivers 80.8 pts/$ vs 76.4 pts/$ for the Ryzen 7 7800X3D — making the Core i9-14900KS the 5.6% better value option.

Feature	Core i9-14900KS	Ryzen 7 7800X3D
MSRP	$749	$449-40%
Performance per Dollar	80.8+6%	76.4
Release Date	2024	2023

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