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 i3-12100TE vs Core i5-9600K 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 i3-12100TE vs Core i5-9600K: Pros, Cons & Final Verdict

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

Core i3-12100TE

2022

Why buy it

✅+33.3% larger total L3 cache (12 MB vs 9 MB).
✅Costs $114 less on MSRP ($149 MSRP vs $263 MSRP).
✅Delivers 73.0% more PassMark for each dollar spent, at 70.0 vs 40.5 PassMark/$ ($149 MSRP vs $263 MSRP).
✅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 i5-9600K across 50 shared CPU benchmark tests.
❌Lower PassMark (10,432 vs 10,645).

Core i5-9600K

2018

Why buy it

✅Better for gaming: +5.2% higher average FPS across 50 shared CPU benchmark tests.

Trade-offs

❌Smaller total L3 cache (9 MB vs 12 MB).
❌Lower PassMark per dollar, at 40.5 vs 70.0 PassMark/$ ($263 MSRP vs $149 MSRP).
❌171.4% higher power demand at 95W vs 35W.
❌Older platform position on LGA1151 with DDR4, while Core i3-12100TE moves to LGA1700 and DDR5.

Quick Answers

So, is Core i5-9600K better than Core i3-12100TE?

Yes. Core i5-9600K is the better all-around CPU here. It gives you a 5.2% average FPS lead across 50 shared CPU game tests in our data and 2% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Core i5-9600K is the better pick. According to our tests, it delivers 5.2% more average FPS across 50 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Core i5-9600K is the stronger fit. You are getting 2% better PassMark, backed by 6 cores and 6 threads.

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

Core i5-9600K is still the faster CPU overall, but Core i3-12100TE is easier to justify if budget matters more than peak performance. Core i5-9600K comes in 76.5% more expensive on MSRP at $263 MSRP versus $149 MSRP, and it still gives you a 5.2% average FPS lead across 50 shared CPU game tests in our data. Core i3-12100TE is also 73.0% better value on MSRP (70.0 vs 40.5 PassMark/$), which is why it can still make sense for tighter-budget builds on paper. That said, if you already own a compatible LGA1700 + DDR5 setup, Core i3-12100TE can still make sense as a platform-matched option because it avoids a motherboard and RAM swap.

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

Core i3-12100TE makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2022 vs 2018), a healthier platform with LGA1700 and DDR5 instead of LGA1151, and 33.3% larger total L3 cache (12 MB vs 9 MB). That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core i3-12100TE vs Core i5-9600K Technical Specifications

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

Core i3-12100TE

The Core i3-12100TE is manufactured by Intel. It was released in Janeiro 2022 (3 years ago). It is based on the Alder Lake-S (2022) architecture. It features 4 cores and 8 threads. Base frequency is 2.1 GHz, with boost up to 4 GHz. L3 cache: 12 MB (total). L2 cache: 1.25 MB (per core). Built on 10 nm process technology. Socket: LGA1700. Thermal design power (TDP): 35 Watt. Memory support: DDR4, DDR5 Dual-channel. Passmark benchmark score: 10,432 points. Launch price was $149.

Core i5-9600K

The Core i5-9600K 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 6 cores and 6 threads. Base frequency is 3.7 GHz, with boost up to 4.6 GHz. L3 cache: 9 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 95 Watt. Memory support: DDR4-2666. Passmark benchmark score: 10,645 points. Launch price was $262.

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Processing Power

The Core i3-12100TE packs 4 cores / 8 threads, while the Core i5-9600K offers 6 cores / 6 threads — the Core i5-9600K has 2 more cores. Boost clocks reach 4 GHz on the Core i3-12100TE versus 4.6 GHz on the Core i5-9600K — a 14% clock advantage for the Core i5-9600K (base: 2.1 GHz vs 3.7 GHz). The Core i3-12100TE uses the Alder Lake-S (2022) architecture (10 nm), while the Core i5-9600K uses Coffee Lake-R (2018−2019) (14 nm). In PassMark, the Core i3-12100TE scores 10,432 against the Core i5-9600K's 10,645 — a 2% lead for the Core i5-9600K. L3 cache: 12 MB (total) on the Core i3-12100TE vs 9 MB (total) on the Core i5-9600K.

Feature	Core i3-12100TE	Core i5-9600K
Cores / Threads	4 / 8	6 / 6+50%
Boost Clock	4 GHz	4.6 GHz+15%
Base Clock	2.1 GHz	3.7 GHz+76%
L3 Cache	12 MB (total)+33%	9 MB (total)
L2 Cache	1.25 MB (per core)	256K (per core)+20380%
Process	10 nm-29%	14 nm
Architecture	Alder Lake-S (2022)	Coffee Lake-R (2018−2019)
PassMark	10,432	10,645+2%
Geekbench 6 Single	2,100	—

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Memory & Platform

The Core i3-12100TE uses the LGA1700 socket (PCIe 5.0), while the Core i5-9600K uses LGA1151 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800 on the Core i3-12100TE versus 2666 on the Core i5-9600K — the Core i3-12100TE supports 80% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 128 GB of RAM. Both feature 2-channel memory with ECC support. PCIe lanes: 20 (Core i3-12100TE) vs 16 (Core i5-9600K) — the Core i3-12100TE offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: H610,B660,H670,Z690,Q670,W680,H770 (Core i3-12100TE) and Z390,Q370,H370,B360,H310 (Core i5-9600K).

Feature	Core i3-12100TE	Core i5-9600K
Socket	LGA1700	LGA1151
PCIe Generation	PCIe 5.0+67%	PCIe 3.0
Max RAM Speed	DDR5-4800+80%	2666
Max RAM Capacity	128 GB	128 GB
RAM Channels	2	2
ECC Support	Yes	No
PCIe Lanes	20+25%	16

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Advanced Features

Only the Core i5-9600K has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: VT-x, VT-d, EPT (Core i3-12100TE) vs true (Core i5-9600K). Both include integrated graphics — UHD Graphics 730 (Core i3-12100TE) and Intel UHD Graphics 630 (Core i5-9600K) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i3-12100TE targets Embedded. Direct competitor: Core i3-12100TE rivals Ryzen Embedded V2000.

Feature	Core i3-12100TE	Core i5-9600K
Integrated GPU	Yes	Yes
IGPU Model	UHD Graphics 730	Intel UHD Graphics 630
Unlocked	No	Yes
AVX-512	No	No
Virtualization	VT-x, VT-d, EPT	true
Target Use	Embedded	—

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Value Analysis

At launch, the Core i3-12100TE was priced at $149, while the Core i5-9600K came in at $263. On launch pricing ($149 vs $263), Core i3-12100TE was $114 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i3-12100TE delivers 70.0 pts/$ vs 40.5 pts/$ for the Core i5-9600K — making the Core i3-12100TE the 53.5% better value option.

Feature	Core i3-12100TE	Core i5-9600K
MSRP	$149-43%	$263
Performance per Dollar	70.0+73%	40.5
Release Date	2022	2018

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