Core i5-12400F vs Core i9-14900T

Intel

Core i5-12400F

6 Cores12 Thrd65 WWMax: 4.4 GHz2022

Popular choices:

VS
Intel

Core i9-14900T

24 Cores32 Thrd35 WWMax: 5.5 GHz2024

Popular choices:

i5-12400F

Performance Spectrum - CPU

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.

Head-to-Head Verdict, Benchmarks, Value & Long-Term Outlook

This comparison brings together gaming FPS, productivity performance, platform differences, power efficiency, pricing context, and upgrade path so you can see which CPU actually makes more sense.

Core i5-12400F

2022

Why buy it

  • Costs $375 less on MSRP ($174 MSRP vs $549 MSRP).
  • Delivers 61.5% more PassMark for each dollar spent, at 112.3 vs 69.5 PassMark/$ ($174 MSRP vs $549 MSRP).
  • Includes a boxed cooler (Yes), unlike Core i9-14900T.

Trade-offs

  • Worse for gaming: lower average FPS than Core i9-14900T across 4 shared CPU benchmark tests.
  • Lower PassMark (19,532 vs 38,168).
  • Smaller total L3 cache (18 MB vs 36 MB).
  • 85.7% higher power demand at 65W vs 35W.
  • No integrated graphics, while Core i9-14900T can still boot and troubleshoot without a discrete GPU.

Core i9-14900T

2024

Why buy it

  • Better for gaming: +19.1% higher average FPS across 4 shared CPU benchmark tests.
  • +100% larger total L3 cache (36 MB vs 18 MB).
  • Draws 35W instead of 65W, a 30W reduction.
  • Integrated graphics onboard with Intel UHD Graphics 770, while Core i5-12400F needs a discrete GPU.

Trade-offs

  • Lower PassMark per dollar, at 69.5 vs 112.3 PassMark/$ ($549 MSRP vs $174 MSRP).
  • No boxed cooler included, unlike Core i5-12400F.

Quick Answers

So, is Core i9-14900T better than Core i5-12400F?
Yes. Core i9-14900T is the better overall CPU here. You are getting a 19.1% average FPS lead across 4 shared CPU game tests in our data, 95.4% better PassMark, and the stronger long-term platform, which makes it the stronger all-around choice.
Which one is better for gaming?
If gaming is the priority, Core i9-14900T is the better pick here. According to our tests, it delivers 19.1% more average FPS across 4 shared CPU game tests.
Which one is better for streaming, content creation, and heavy multitasking?
For streaming, content creation, and heavier multitasking, Core i9-14900T is the better fit. You are getting 95.4% better PassMark, backed by 24 cores and 32 threads. It also carries the larger cache pool with 100% larger total L3 cache (36 MB vs 18 MB).
Which one is the smarter buy today, not just the cheaper CPU?
Core i9-14900T is still the faster CPU overall, but Core i5-12400F makes more sense if price matters more than absolute performance. Core i9-14900T is 215.5% more expensive on MSRP at $549 MSRP versus $174 MSRP, and it gives you a 19.1% average FPS lead across 4 shared CPU game tests in our data. Core i5-12400F is also 61.5% better value on MSRP (112.3 vs 69.5 PassMark/$), which is why it is easier to justify for price-conscious builds on paper.
Which one is more future-proof for 2026 and beyond?
Core i9-14900T is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2022), 100% larger total L3 cache (36 MB vs 18 MB), and more multi-core headroom with 24 cores / 32 threads instead of 6/12. That extra compute headroom should age better as games, background tasks, and creator workloads get heavier.

Games Benchmarks

Paired with RTX 4090

To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.

Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.

Path of Exile 2

Path of Exile 2

PresetCore i5-12400FCore i9-14900T
1080p
low183 FPS318 FPS
medium168 FPS309 FPS
high139 FPS244 FPS
ultra119 FPS205 FPS
1440p
low153 FPS276 FPS
medium132 FPS238 FPS
high106 FPS176 FPS
ultra89 FPS155 FPS
4K
low87 FPS190 FPS
medium81 FPS162 FPS
high64 FPS121 FPS
ultra49 FPS109 FPS
Counter-Strike 2

Counter-Strike 2

PresetCore i5-12400FCore i9-14900T
1080p
low471 FPS496 FPS
medium397 FPS434 FPS
high341 FPS354 FPS
ultra301 FPS312 FPS
1440p
low407 FPS421 FPS
medium351 FPS379 FPS
high309 FPS316 FPS
ultra265 FPS257 FPS
4K
low282 FPS236 FPS
medium248 FPS216 FPS
high229 FPS205 FPS
ultra196 FPS179 FPS
League of Legends

League of Legends

PresetCore i5-12400FCore i9-14900T
1080p
low488 FPS759 FPS
medium488 FPS623 FPS
high488 FPS540 FPS
ultra488 FPS464 FPS
1440p
low488 FPS676 FPS
medium488 FPS563 FPS
high485 FPS482 FPS
ultra434 FPS420 FPS
4K
low442 FPS494 FPS
medium389 FPS427 FPS
high337 FPS381 FPS
ultra274 FPS327 FPS
Valorant

Valorant

PresetCore i5-12400FCore i9-14900T
1080p
low488 FPS954 FPS
medium488 FPS877 FPS
high488 FPS767 FPS
ultra488 FPS682 FPS
1440p
low488 FPS815 FPS
medium488 FPS716 FPS
high488 FPS626 FPS
ultra473 FPS550 FPS
4K
low488 FPS602 FPS
medium450 FPS538 FPS
high391 FPS475 FPS
ultra330 FPS417 FPS

Technical Specifications

Side-by-side comparison of Core i5-12400F and Core i9-14900T

Intel

Core i5-12400F

The Core i5-12400F is manufactured by Intel. It was released in 4 January 2022 (3 years ago). It is based on the Alder Lake-S (2022) architecture. It features 6 cores and 12 threads. Base frequency is 2.5 GHz, with boost up to 4.4 GHz. L3 cache: 18 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 65 Watt. Memory support: DDR5-4800, DDR4-3200. Passmark benchmark score: 19,532 points. Launch price was $180.

Intel

Core i9-14900T

The Core i9-14900T 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 24 cores and 32 threads. Base frequency is 1.1 GHz, with boost up to 5.5 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): 35 Watt. Memory support: DDR5-5600, DDR4-3200. Passmark benchmark score: 38,168 points. Launch price was $549.

Processing Power

The Core i5-12400F packs 6 cores / 12 threads, while the Core i9-14900T offers 24 cores / 32 threads — the Core i9-14900T has 18 more cores. Boost clocks reach 4.4 GHz on the Core i5-12400F versus 5.5 GHz on the Core i9-14900T — a 22.2% clock advantage for the Core i9-14900T (base: 2.5 GHz vs 1.1 GHz). The Core i5-12400F uses the Alder Lake-S (2022) architecture (Intel 7 nm), while the Core i9-14900T uses Raptor Lake-R (2023−2025) (Intel 7 nm). In PassMark, the Core i5-12400F scores 19,532 against the Core i9-14900T's 38,168 — a 64.6% lead for the Core i9-14900T. L3 cache: 18 MB (total) on the Core i5-12400F vs 36 MB (total) on the Core i9-14900T.

FeatureCore i5-12400FCore i9-14900T
Cores / Threads
6 / 12
24 / 32+300%
Boost Clock
4.4 GHz
5.5 GHz+25%
Base Clock
2.5 GHz+127%
1.1 GHz
L3 Cache
18 MB (total)
36 MB (total)+100%
L2 Cache
1.25 MB (per core)
2 MB (per core)+60%
Process
Intel 7 nm
Intel 7 nm
Architecture
Alder Lake-S (2022)
Raptor Lake-R (2023−2025)
PassMark
19,532
38,168+95%
Cinebench R23 Multi
12,380
Geekbench 6 Single
1,700
Geekbench 6 Multi
657
🧠

Memory & Platform

Both processors use the LGA1700 socket with PCIe 3.0. Maximum memory speed reaches DDR5-4800, DDR4-3200 on the Core i5-12400F versus 5600 on the Core i9-14900T — the Core i9-14900T supports 199.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i9-14900T supports up to 192 of RAM compared to 128 GB 40% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 20 PCIe lanes. Chipset compatibility: H610,B660,H670,Z690,B760,H770,Z790 (Core i5-12400F) and Z790,B760 (Core i9-14900T).

FeatureCore i5-12400FCore i9-14900T
Socket
LGA1700
LGA1700
PCIe Generation
PCIe 3.0
PCIe 5.0+67%
Max RAM Speed
DDR5-4800, DDR4-3200
5600+111900%
Max RAM Capacity
128 GB+69904967%
192
RAM Channels
2
2
ECC Support
No
Yes
PCIe Lanes
20
20
🔧

Advanced Features

Virtualization support: VT-x, VT-d, EPT (Core i5-12400F) vs VT-x, VT-d (Core i9-14900T). The Core i9-14900T includes integrated graphics (Intel UHD Graphics 770), while the Core i5-12400F requires a dedicated GPU. Primary use case: Core i5-12400F targets Gaming Performance/Value. Direct competitor: Core i5-12400F rivals Ryzen 5 5600; Core i9-14900T rivals Ryzen 9 7900.

FeatureCore i5-12400FCore i9-14900T
Integrated GPU
No
Yes
IGPU Model
Intel UHD Graphics 770
Unlocked
No
AVX-512
No
Virtualization
VT-x, VT-d, EPT
VT-x, VT-d
Target Use
Gaming Performance/Value
💰

Value Analysis

The Core i5-12400F launched at $174 MSRP, while the Core i9-14900T debuted at $549. On MSRP ($174 vs $549), the Core i5-12400F is $375 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i5-12400F delivers 112.3 pts/$ vs 69.5 pts/$ for the Core i9-14900T — making the Core i5-12400F the 47% better value option.

FeatureCore i5-12400FCore i9-14900T
MSRP
$174-68%
$549
Performance per Dollar
112.3+62%
69.5
Release Date
2022
2024