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 i7-9700K vs Core i7-10510U 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 i7-9700K vs Core i7-10510U: Pros, Cons & Final Verdict

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

Core i7-9700K

2018

Why buy it

✅Better for gaming: +71.7% higher average FPS across 50 shared CPU benchmark tests.
✅+50% larger total L3 cache (12 MB vs 8 MB).
✅Costs $24 less on MSRP ($385 MSRP vs $409 MSRP).
✅Delivers 138.7% more PassMark for each dollar spent, at 37.4 vs 15.7 PassMark/$ ($385 MSRP vs $409 MSRP).

Trade-offs

❌533.3% higher power demand at 95W vs 15W.

Core i7-10510U

2019

Why buy it

✅Draws 15W instead of 95W, a 80W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Core i7-9700K across 50 shared CPU benchmark tests.
❌Lower PassMark (6,408 vs 14,397).
❌Smaller total L3 cache (8 MB vs 12 MB).
❌Lower PassMark per dollar, at 15.7 vs 37.4 PassMark/$ ($409 MSRP vs $385 MSRP).

Quick Answers

So, is Core i7-9700K better than Core i7-10510U?

Yes. Core i7-9700K is the better all-around CPU here. It gives you a 71.7% average FPS lead across 50 shared CPU game tests in our data and 124.7% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Core i7-9700K is the better pick. According to our tests, it delivers 71.7% 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 i7-9700K is the stronger fit. You are getting 124.7% better PassMark, backed by 8 cores and 8 threads. It also has the larger cache pool with 50% larger total L3 cache (12 MB vs 8 MB).

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

Core i7-9700K is the better buy right now. Core i7-9700K comes in $24 cheaper on MSRP at $385 MSRP versus $409 MSRP, and it still gives you a 71.7% average FPS lead across 50 shared CPU game tests in our data. It is also 138.7% better value on MSRP (37.4 vs 15.7 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Core i7-10510U makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2019 vs 2018). That makes it the safer long-term bet.

Core i7-9700K vs Core i7-10510U Technical Specifications

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

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.

Core i7-10510U

The Core i7-10510U is manufactured by Intel. It was released in 21 August 2019 (6 years ago). It is based on the Comet Lake-U (2019−2020) architecture. It features 4 cores and 8 threads. Base frequency is 1.8 GHz, with boost up to 4.9 GHz. L3 cache: 8 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: FCBGA1528. Thermal design power (TDP): 15 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 6,408 points. Launch price was $409.

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Processing Power

The Core i7-9700K packs 8 cores / 8 threads, while the Core i7-10510U offers 4 cores / 8 threads — the Core i7-9700K has 4 more cores. Boost clocks reach 4.9 GHz on the Core i7-9700K versus 4.9 GHz on the Core i7-10510U — identical boost frequencies (base: 3.6 GHz vs 1.8 GHz). The Core i7-9700K uses the Coffee Lake-R (2018−2019) architecture (14 nm), while the Core i7-10510U uses Comet Lake-U (2019−2020) (14 nm). In PassMark, the Core i7-9700K scores 14,397 against the Core i7-10510U's 6,408 — a 76.8% lead for the Core i7-9700K. L3 cache: 12 MB (total) on the Core i7-9700K vs 8 MB (total) on the Core i7-10510U.

Feature	Core i7-9700K	Core i7-10510U
Cores / Threads	8 / 8+100%	4 / 8
Boost Clock	4.9 GHz	4.9 GHz
Base Clock	3.6 GHz+100%	1.8 GHz
L3 Cache	12 MB (total)+50%	8 MB (total)
L2 Cache	256K (per core)	256K (per core)
Process	14 nm	14 nm
Architecture	Coffee Lake-R (2018−2019)	Comet Lake-U (2019−2020)
PassMark	14,397+125%	6,408
Cinebench R23 Multi	—	3,866
Geekbench 6 Single	—	1,300
Geekbench 6 Multi	—	3,300

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Memory & Platform

The Core i7-9700K uses the LGA1151 socket (PCIe 3.0), while the Core i7-10510U uses FCBGA1528 (PCIe 3.0) — making them incompatible on the same motherboard. Both support up to DDR4-2666 memory speed. The Core i7-9700K supports up to 128 GB of RAM compared to 64 GB — 100% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: Intel 300 series (Core i7-9700K) and 400-series (Core i7-10510U).

Feature	Core i7-9700K	Core i7-10510U
Socket	LGA1151	FCBGA1528
PCIe Generation	PCIe 3.0	PCIe 3.0
Max RAM Speed	DDR4-2666	DDR4-2666
Max RAM Capacity	128 GB+100%	64 GB
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	16	16

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Advanced Features

Only the Core i7-9700K has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Both support VT-x, VT-d virtualization. Both include integrated graphics — UHD Graphics 630 (Core i7-9700K) and UHD Graphics (Core i7-10510U) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i7-9700K targets Desktop, Core i7-10510U targets Productivity. Direct competitor: Core i7-10510U rivals Ryzen 7 3700U.

Feature	Core i7-9700K	Core i7-10510U
Integrated GPU	Yes	Yes
IGPU Model	UHD Graphics 630	UHD Graphics
Unlocked	Yes	No
AVX-512	No	No
Virtualization	VT-x, VT-d	VT-x, VT-d
Target Use	Desktop	Productivity

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Value Analysis

At launch, the Core i7-9700K was priced at $385, while the Core i7-10510U came in at $409. On launch pricing ($385 vs $409), Core i7-9700K was $24 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i7-9700K delivers 37.4 pts/$ vs 15.7 pts/$ for the Core i7-10510U — making the Core i7-9700K the 81.9% better value option.

Feature	Core i7-9700K	Core i7-10510U
MSRP	$385-6%	$409
Performance per Dollar	37.4+138%	15.7
Release Date	2018	2019

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