Core i5-14400T vs Core i7-9700K

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 i5-14400T vs Core i7-9700K 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 i5-14400T vs Core i7-9700K: Pros, Cons & Final Verdict

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

Core i5-14400T

2024

Why buy it

✅+45.2% higher PassMark.
✅+66.7% larger total L3 cache (20 MB vs 12 MB).
✅Draws 35W instead of 95W, a 60W reduction.
✅Newer platform on LGA1700 with DDR5 support instead of LGA1151 and DDR4.

Trade-offs

❌Worse for gaming: lower average FPS than Core i7-9700K across 50 shared CPU benchmark tests.
❌No integrated graphics, while Core i7-9700K can still boot and troubleshoot without a discrete GPU.

Core i7-9700K

2018

Why buy it

✅Better for gaming: +17.2% higher average FPS across 50 shared CPU benchmark tests.
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with UHD Graphics 630, while Core i5-14400T needs a discrete GPU.

Trade-offs

❌Lower PassMark (14,397 vs 20,911).
❌Smaller total L3 cache (12 MB vs 20 MB).
❌Launch MSRP is still $385 MSRP, while Core i5-14400T mostly shows up through inconsistent older-market listings.
❌171.4% higher power demand at 95W vs 35W.
❌Older platform position on LGA1151 with DDR4, while Core i5-14400T moves to LGA1700 and DDR5.

Quick Answers

So, is Core i5-14400T better than Core i7-9700K?

It depends on what you want from the system. For gaming, Core i7-9700K is ahead with a 17.2% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Core i5-14400T pulls ahead with 45.2% better PassMark. Core i5-14400T also has the bigger cache pool with 66.7% larger total L3 cache (20 MB vs 12 MB).

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

For streaming, content creation, and heavier multitasking, Core i5-14400T is the stronger fit. You are getting 45.2% better PassMark, backed by 10 cores and 16 threads. It also has the larger cache pool with 66.7% larger total L3 cache (20 MB vs 12 MB).

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

Core i5-14400T is still the much better call for a fresh build. Core i5-14400T comes in at an unclear MSRP at unclear MSRP versus $385 MSRP, and it still gives you 45.2% better PassMark. Core i7-9700K only looks stronger on raw value math because it is extremely cheap, but that usually means used-market pricing on an obsolete 2018 platform. Even with 100.0% better value on paper (37.4 vs 0.0 PassMark/$), it really only makes sense as a cheap stopgap or a niche existing-platform option for someone already on LGA1151.

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

Core i5-14400T makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2018), a healthier platform with LGA1700 and DDR5 instead of LGA1151, 66.7% larger total L3 cache (20 MB vs 12 MB), and more multi-core headroom with 10 cores / 16 threads instead of 8/8. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core i5-14400T vs Core i7-9700K Technical Specifications

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

Core i5-14400T

The Core i5-14400T is manufactured by Intel. It was released in 8 January 2024 (1 year ago). It is based on the Raptor Lake-R (2023−2025) architecture. It features 10 cores and 16 threads. Base frequency is 1.5 GHz, with boost up to 4.5 GHz. L3 cache: 20 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 35 Watt. Memory support: DDR5-4800, DDR4-3200. Passmark benchmark score: 20,911 points. Launch price was $221.

Core i7-9700K

The Core i7-9700K is manufactured by Intel. It was released in 19 October 2018 (7 years ago). It is based on the Coffee Lake-R (2018−2019) architecture. It features 8 cores and 8 threads. Base frequency is 3.6 GHz, with boost up to 4.9 GHz. L3 cache: 12 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 95 Watt. Memory support: DDR4. Passmark benchmark score: 14,397 points. Launch price was $374.

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Processing Power

The Core i5-14400T packs 10 cores / 16 threads, while the Core i7-9700K offers 8 cores / 8 threads — the Core i5-14400T has 2 more cores. Boost clocks reach 4.5 GHz on the Core i5-14400T versus 4.9 GHz on the Core i7-9700K — a 8.5% clock advantage for the Core i7-9700K (base: 1.5 GHz vs 3.6 GHz). The Core i5-14400T uses the Raptor Lake-R (2023−2025) architecture (Intel 7 nm), while the Core i7-9700K uses Coffee Lake-R (2018−2019) (14 nm). In PassMark, the Core i5-14400T scores 20,911 against the Core i7-9700K's 14,397 — a 36.9% lead for the Core i5-14400T. L3 cache: 20 MB (total) on the Core i5-14400T vs 12 MB (total) on the Core i7-9700K.

Feature	Core i5-14400T	Core i7-9700K
Cores / Threads	10 / 16+25%	8 / 8
Boost Clock	4.5 GHz	4.9 GHz+9%
Base Clock	1.5 GHz	3.6 GHz+140%
L3 Cache	20 MB (total)+67%	12 MB (total)
L2 Cache	1.25 MB (per core)	256K (per core)+20380%
Process	Intel 7 nm-50%	14 nm
Architecture	Raptor Lake-R (2023−2025)	Coffee Lake-R (2018−2019)
PassMark	20,911+45%	14,397

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Memory & Platform

The Core i5-14400T uses the LGA1700 socket (PCIe 5.0), while the Core i7-9700K uses LGA1151 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	Core i5-14400T	Core i7-9700K
Socket	LGA1700	LGA1151
PCIe Generation	PCIe 5.0+67%	PCIe 3.0
Max RAM Speed	—	DDR4-2666
Max RAM Capacity	—	128 GB
RAM Channels	—	2
ECC Support	—	No
PCIe Lanes	—	16

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Advanced Features

Virtualization: not specified (Core i5-14400T) / VT-x, VT-d (Core i7-9700K). The Core i7-9700K includes integrated graphics (UHD Graphics 630), while the Core i5-14400T requires a dedicated GPU. Primary use case: Core i7-9700K targets Desktop.