Core i9-9900KS vs Ryzen AI 5 PRO 340

Core i9-9900KS vs Ryzen AI 5 PRO 340 Performance Spectrum

Core i9-9900KS

8 / 16

19,397

0.0%

19,469

+0.4%

Ryzen Threadripper PRO 5975WX

Ryzen Threadripper 9960X

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 i9-9900KS vs Ryzen AI 5 PRO 340 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 i9-9900KS vs Ryzen AI 5 PRO 340: Pros, Cons & Final Verdict

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

Core i9-9900KS

2019

Why buy it

✅Better for gaming: +37.7% higher average FPS across 50 shared CPU benchmark tests.
✅+100% larger total L3 cache (16 MB vs 8 MB).

Trade-offs

❌Lower PassMark (19,397 vs 19,469).
❌Launch MSRP is still $513 MSRP, while Ryzen AI 5 PRO 340 mostly shows up through inconsistent older-market listings.
❌353.6% higher power demand at 127W vs 28W.
❌Older platform position on LGA1151 with DDR4, while Ryzen AI 5 PRO 340 moves to FP8 and DDR5.

Ryzen AI 5 PRO 340

2025

Why buy it

✅+0.4% higher PassMark.
✅Draws 28W instead of 127W, a 99W reduction.
✅Newer platform on FP8 with DDR5 support instead of LGA1151 and DDR4.

Trade-offs

❌Worse for gaming: lower average FPS than Core i9-9900KS across 50 shared CPU benchmark tests.
❌Smaller total L3 cache (8 MB vs 16 MB).

Quick Answers

So, is Ryzen AI 5 PRO 340 better than Core i9-9900KS?

It depends on what you want from the system. For gaming, Core i9-9900KS is ahead with a 37.7% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Ryzen AI 5 PRO 340 pulls ahead with 0.4% better PassMark. Core i9-9900KS also has the bigger cache pool with 100% larger total L3 cache (16 MB vs 8 MB).

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

For streaming, content creation, and heavier multitasking, Ryzen AI 5 PRO 340 is the stronger fit. You are getting 0.4% better PassMark, backed by 6 cores and 12 threads.

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

Ryzen AI 5 PRO 340 is still the faster CPU overall, but Core i9-9900KS is easier to justify if budget matters more than peak performance. Ryzen AI 5 PRO 340 comes in at an unclear MSRP at unclear MSRP versus $513 MSRP, and it still gives you 0.4% better PassMark. The compromise is that Core i9-9900KS is still the better pure gaming CPU with a 37.7% average FPS lead across 50 shared CPU game tests in our data. Core i9-9900KS is also 100.0% better value on MSRP (37.8 vs 0.0 PassMark/$), which is why it can still make sense for tighter-budget builds on paper.

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

Ryzen AI 5 PRO 340 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2019), a healthier platform with FP8 and DDR5 instead of LGA1151, and more multi-core headroom with 6 cores / 12 threads instead of 8/16. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core i9-9900KS vs Ryzen AI 5 PRO 340 Technical Specifications

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

Core i9-9900KS

The Core i9-9900KS is manufactured by Intel. It was released in 28 October 2019 (6 years ago). It is based on the Coffee Lake-R (2018−2019) architecture. It features 8 cores and 16 threads. Base frequency is 4 GHz, with boost up to 5 GHz. L3 cache: 16 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 127 Watt. Memory support: DDR4. Passmark benchmark score: 19,397 points. Launch price was $513.

Ryzen AI 5 PRO 340

The Ryzen AI 5 PRO 340 is manufactured by AMD. It was released in 6 January 2025 (less than a year ago). It is based on the Krackan Point (2025) architecture. It features 6 cores and 12 threads. Base frequency is 2 GHz, with boost up to 4.8 GHz. L3 cache: 8 MB. L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: FP8. Thermal design power (TDP): 28 Watt. Memory support: DDR5. Passmark benchmark score: 19,469 points. Launch price was $299.

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Processing Power

The Core i9-9900KS packs 8 cores / 16 threads, while the Ryzen AI 5 PRO 340 offers 6 cores / 12 threads — the Core i9-9900KS has 2 more cores. Boost clocks reach 5 GHz on the Core i9-9900KS versus 4.8 GHz on the Ryzen AI 5 PRO 340 — a 4.1% clock advantage for the Core i9-9900KS (base: 4 GHz vs 2 GHz). The Core i9-9900KS uses the Coffee Lake-R (2018−2019) architecture (14 nm), while the Ryzen AI 5 PRO 340 uses Krackan Point (2025) (4 nm). In PassMark, the Core i9-9900KS scores 19,397 against the Ryzen AI 5 PRO 340's 19,469 — a 0.4% lead for the Ryzen AI 5 PRO 340. L3 cache: 16 MB (total) on the Core i9-9900KS vs 8 MB on the Ryzen AI 5 PRO 340.

Feature	Core i9-9900KS	Ryzen AI 5 PRO 340
Cores / Threads	8 / 16+33%	6 / 12
Boost Clock	5 GHz+4%	4.8 GHz
Base Clock	4 GHz+100%	2 GHz
L3 Cache	16 MB (total)+100%	8 MB
L2 Cache	256 kB (per core)	1 MB (per core)+300%
Process	14 nm	4 nm-71%
Architecture	Coffee Lake-R (2018−2019)	Krackan Point (2025)
PassMark	19,397	19,469

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Memory & Platform

The Core i9-9900KS uses the LGA1151 socket (PCIe 4.0), while the Ryzen AI 5 PRO 340 uses FP8 (PCIe 4.0) — making them incompatible on the same motherboard.

Feature	Core i9-9900KS	Ryzen AI 5 PRO 340
Socket	LGA1151	FP8
PCIe Generation	PCIe 4.0	PCIe 4.0

💰

Value Analysis

At launch, the Core i9-9900KS was priced at $513, while the Ryzen AI 5 PRO 340 came in at $0. On launch pricing ($513 vs $0), Ryzen AI 5 PRO 340 was $513 cheaper.

Feature	Core i9-9900KS	Ryzen AI 5 PRO 340
MSRP	$513	$0-100%
Performance per Dollar	37.8	—
Release Date	2019	2025

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