Core i7-9700K vs Ryzen 7 8840U

Intel

Core i7-9700K

8 Cores8 Thrd95 WWMax: 4.9 GHz2018
Similar parts
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VS
AMD

Ryzen 7 8840U

8 Cores16 Thrd28 WWMax: 5.1 GHz2023
Ryzen family
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Core i7-9700K vs Ryzen 7 8840U Performance Spectrum

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 Ryzen 7 8840U 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 Ryzen 7 8840U: 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

  • 100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
  • Integrated graphics onboard with UHD Graphics 630, while Ryzen 7 8840U needs a discrete GPU.

Trade-offs

  • Worse for gaming: lower average FPS than Ryzen 7 8840U across 50 shared CPU benchmark tests.
  • Lower PassMark (14,397 vs 23,415).
  • Smaller total L3 cache (12 MB vs 16 MB).
  • Launch MSRP is still $385 MSRP, while Ryzen 7 8840U mostly shows up through inconsistent older-market listings.
  • 239.3% higher power demand at 95W vs 28W.

Ryzen 7 8840U

2023

Why buy it

  • Better for gaming: +7.1% higher average FPS across 50 shared CPU benchmark tests.
  • +33.3% larger total L3 cache (16 MB vs 12 MB).
  • Draws 28W instead of 95W, a 67W reduction.
  • Newer platform on FP8 with DDR5 support instead of LGA1151 and DDR4.

Trade-offs

  • No integrated graphics, while Core i7-9700K can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Ryzen 7 8840U better than Core i7-9700K?
Yes. Ryzen 7 8840U is the better all-around CPU here. It gives you a 7.1% average FPS lead across 50 shared CPU game tests in our data, 62.6% 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, Ryzen 7 8840U is the better pick. According to our tests, it delivers 7.1% 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, Ryzen 7 8840U is the stronger fit. You are getting 62.6% better PassMark, backed by 8 cores and 16 threads. It also has the larger cache pool with 33.3% larger total L3 cache (16 MB vs 12 MB).
Which one is the smarter buy today, not just the cheaper CPU?
Ryzen 7 8840U is still the much better call for a fresh build. Ryzen 7 8840U comes in at an unclear MSRP at unclear MSRP versus $385 MSRP, and it still gives you a 7.1% average FPS lead across 50 shared CPU game tests in our data. Core i7-9700K only looks stronger on raw value math because it is extremely cheap, but that usually means used-market pricing on an obsolete 2018 platform. Even with 100.0% better value on paper (37.4 vs 0.0 PassMark/$), 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?
Ryzen 7 8840U makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2018), a healthier platform with FP8 and DDR5 instead of LGA1151, 33.3% larger total L3 cache (16 MB vs 12 MB), and more multi-core headroom with 8 cores / 16 threads instead of 8/8. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core i7-9700K vs Ryzen 7 8840U Technical Specifications

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

Intel

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.

AMD

Ryzen 7 8840U

The Ryzen 7 8840U is manufactured by AMD. It was released in 6 December 2023 (1 year ago). It is based on the Hawk Point-U (Zen 4) (2023−2025) architecture. It features 8 cores and 16 threads. Base frequency is 3.3 GHz, with boost up to 5.1 GHz. L3 cache: 16 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: FP8. Thermal design power (TDP): 28 Watt. Memory support: DDR5. Passmark benchmark score: 23,415 points. Launch price was $299.

Processing Power

The Core i7-9700K packs 8 cores / 8 threads, matching the Ryzen 7 8840U's 8 cores. Boost clocks reach 4.9 GHz on the Core i7-9700K versus 5.1 GHz on the Ryzen 7 8840U — a 4% clock advantage for the Ryzen 7 8840U (base: 3.6 GHz vs 3.3 GHz). The Core i7-9700K uses the Coffee Lake-R (2018−2019) architecture (14 nm), while the Ryzen 7 8840U uses Hawk Point-U (Zen 4) (2023−2025) (4 nm). In PassMark, the Core i7-9700K scores 14,397 against the Ryzen 7 8840U's 23,415 — a 47.7% lead for the Ryzen 7 8840U. L3 cache: 12 MB (total) on the Core i7-9700K vs 16 MB (total) on the Ryzen 7 8840U.

FeatureCore i7-9700KRyzen 7 8840U
Cores / Threads
8 / 8
8 / 16
Boost Clock
4.9 GHz
5.1 GHz+4%
Base Clock
3.6 GHz+9%
3.3 GHz
L3 Cache
12 MB (total)
16 MB (total)+33%
L2 Cache
256K (per core)+25500%
1 MB (per core)
Process
14 nm
4 nm-71%
Architecture
Coffee Lake-R (2018−2019)
Hawk Point-U (Zen 4) (2023−2025)
PassMark
14,397
23,415+63%
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Memory & Platform

The Core i7-9700K uses the LGA1151 socket (PCIe 3.0), while the Ryzen 7 8840U uses FP8 (PCIe 4.0) — making them incompatible on the same motherboard.

FeatureCore i7-9700KRyzen 7 8840U
Socket
LGA1151
FP8
PCIe Generation
PCIe 3.0
PCIe 4.0+33%
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: VT-x, VT-d (Core i7-9700K) / not specified (Ryzen 7 8840U). The Core i7-9700K includes integrated graphics (UHD Graphics 630), while the Ryzen 7 8840U requires a dedicated GPU. Primary use case: Core i7-9700K targets Desktop.

FeatureCore i7-9700KRyzen 7 8840U
Integrated GPU
Yes
IGPU Model
UHD Graphics 630
Unlocked
Yes
AVX-512
No
Virtualization
VT-x, VT-d
Target Use
Desktop