Core i7-9700K vs Sempron 140

Core i7-9700K vs Sempron 140 Performance Spectrum

Core i7-9700K

8 / 8

14,397

+2706.4%

513

0.0%

Ryzen Threadripper PRO 3955WX

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

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 i7-9700K vs Sempron 140 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 Sempron 140: 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: +1637.3% 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 Sempron 140 needs a discrete GPU.

Trade-offs

❌Launch MSRP is still $385 MSRP, while Sempron 140 mostly shows up through inconsistent older-market listings.
❌111.1% higher power demand at 95W vs 45W.
❌No boxed cooler included, unlike Sempron 140.

Sempron 140

2009

Why buy it

✅Draws 45W instead of 95W, a 50W reduction.
✅Includes a boxed cooler (Stock), unlike Core i7-9700K.

Trade-offs

❌Worse for gaming: lower average FPS than Core i7-9700K across 50 shared CPU benchmark tests.
❌Lower PassMark (513 vs 14,397).
❌No integrated graphics, while Core i7-9700K can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core i7-9700K better than Sempron 140?

Yes. Core i7-9700K is the better all-around CPU here. It gives you a 1637.3% average FPS lead across 50 shared CPU game tests in our data, 2706.4% better PassMark, and the stronger long-term platform, 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 1637.3% 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 2706.4% better PassMark, backed by 8 cores and 8 threads.

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 at an unclear MSRP at $385 MSRP versus unclear MSRP, and it still gives you a 1637.3% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (37.4 vs 0.0 PassMark/$), 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 i7-9700K makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2018 vs 2009) and more multi-core headroom with 8 cores / 8 threads instead of 1/1. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Core i7-9700K vs Sempron 140 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.

Sempron 140

The Sempron 140 is manufactured by AMD. It was released in 22 July 2009 (16 years ago). It is based on the Sargas (2009−2011) architecture. It features 1 cores and 1 threads. Base frequency is 2.7 GHz, with boost up to 2.7 GHz. L3 cache: 0 kB. L2 cache: 1 MB (per core). Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 45 Watt. Memory support: DDR3. Passmark benchmark score: 513 points. Launch price was $40.

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Processing Power

The Core i7-9700K packs 8 cores / 8 threads, while the Sempron 140 offers 1 cores / 1 threads — the Core i7-9700K has 7 more cores. Boost clocks reach 4.9 GHz on the Core i7-9700K versus 2.7 GHz on the Sempron 140 — a 57.9% clock advantage for the Core i7-9700K (base: 3.6 GHz vs 2.7 GHz). The Core i7-9700K uses the Coffee Lake-R (2018−2019) architecture (14 nm), while the Sempron 140 uses Sargas (2009−2011) (45 nm). In PassMark, the Core i7-9700K scores 14,397 against the Sempron 140's 513 — a 186.2% lead for the Core i7-9700K. L3 cache: 12 MB (total) on the Core i7-9700K vs 0 kB on the Sempron 140.

Feature	Core i7-9700K	Sempron 140
Cores / Threads	8 / 8+700%	1 / 1
Boost Clock	4.9 GHz+81%	2.7 GHz
Base Clock	3.6 GHz+33%	2.7 GHz
L3 Cache	12 MB (total)	0 kB
L2 Cache	256K (per core)+25500%	1 MB (per core)
Process	14 nm-69%	45 nm
Architecture	Coffee Lake-R (2018−2019)	Sargas (2009−2011)
PassMark	14,397+2706%	513
Geekbench 6 Single	—	292

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Memory & Platform

The Core i7-9700K uses the LGA1151 socket (PCIe 3.0), while the Sempron 140 uses AM3 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2666 on the Core i7-9700K versus DDR3-1066 on the Sempron 140 — the Core i7-9700K supports 150.1% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both feature 2-channel memory with ECC support. Chipset compatibility: Intel 300 series (Core i7-9700K) and AM3,AM2+ (Sempron 140).

Feature	Core i7-9700K	Sempron 140
Socket	LGA1151	AM3
PCIe Generation	PCIe 3.0+50%	PCIe 2.0
Max RAM Speed	DDR4-2666+150%	DDR3-1066
Max RAM Capacity	128 GB	—
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	16	—

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Advanced Features

Both processors feature an unlocked multiplier for overclocking. Virtualization support: VT-x, VT-d (Core i7-9700K) vs AMD-V (Sempron 140). The Core i7-9700K includes integrated graphics (UHD Graphics 630), while the Sempron 140 requires a dedicated GPU. Primary use case: Core i7-9700K targets Desktop, Sempron 140 targets Budget. Direct competitor: Sempron 140 rivals Celeron 420.