Core i7-9700K vs Ryzen 9 9955HX3D

Intel

Core i7-9700K

8 Cores8 Thrd95 WWMax: 4.9 GHz2018

Popular choices:

VS
AMD

Ryzen 9 9955HX3D

16 Cores32 Thrd55 WWMax: 5.4 GHz2025

Popular choices:

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 i7-9700K

2018

Why buy it

  • Costs $364 less on MSRP ($385 MSRP vs $749 MSRP).

Trade-offs

  • Worse for gaming: lower average FPS than Ryzen 9 9955HX3D across 5 shared CPU benchmark tests.
  • Lower PassMark (14,397 vs 61,578).
  • Lower PassMark per dollar, at 37.4 vs 82.2 PassMark/$ ($385 MSRP vs $749 MSRP).
  • 72.7% higher power demand at 95W vs 55W.
  • Older platform position on LGA1151 with DDR4, while Ryzen 9 9955HX3D moves to FL1 and DDR5.

Ryzen 9 9955HX3D

2025

Why buy it

  • Better for gaming: +56.4% higher average FPS across 5 shared CPU benchmark tests.
  • Delivers 119.9% more PassMark for each dollar spent, at 82.2 vs 37.4 PassMark/$ ($749 MSRP vs $385 MSRP).
  • Draws 55W instead of 95W, a 40W reduction.
  • Newer platform on FL1 with DDR5 support instead of LGA1151 and DDR4.
  • 75% more PCIe lanes (28 vs 16) for storage and expansion-heavy builds.

Trade-offs

  • 94.5% HIGHER MSRP
    $749 MSRPvs$385 MSRP

Quick Answers

So, is Ryzen 9 9955HX3D better than Core i7-9700K?
Yes. Ryzen 9 9955HX3D is the better overall CPU here. You are getting a 56.4% average FPS lead across 5 shared CPU game tests in our data, 327.7% 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, Ryzen 9 9955HX3D is the better pick here. According to our tests, it delivers 56.4% more average FPS across 5 shared CPU game tests. It also has a big cache advantage at 128 MB vs 12 MB.
Which one is better for streaming, content creation, and heavy multitasking?
For streaming, content creation, and heavier multitasking, Ryzen 9 9955HX3D is the better fit. You are getting 327.7% better PassMark, backed by 16 cores and 32 threads. It also carries the larger cache pool with 966.7% larger total L3 cache (128 MB vs 12 MB).
Which one is the smarter buy today, not just the cheaper CPU?
Ryzen 9 9955HX3D is the smarter buy today. Ryzen 9 9955HX3D is 94.5% more expensive on MSRP at $749 MSRP versus $385 MSRP, and it gives you a 56.4% average FPS lead across 5 shared CPU game tests in our data. It is also 119.9% better value on MSRP (82.2 vs 37.4 PassMark/$), so the better CPU is not just faster, it is also the cleaner value play on paper.
Which one is more future-proof for 2026 and beyond?
Ryzen 9 9955HX3D is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2018), a healthier platform with FL1 and DDR5 instead of LGA1151, 3D V-Cache and a much larger 128 MB L3 cache instead of 12 MB, and more multi-core headroom with 16 cores / 32 threads instead of 8/8. That should give you a better long-term upgrade path for motherboard, RAM, and future CPU swaps.

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 i7-9700KRyzen 9 9955HX3D
1080p
low308 FPS287 FPS
medium278 FPS265 FPS
high231 FPS217 FPS
ultra182 FPS183 FPS
1440p
low270 FPS264 FPS
medium221 FPS221 FPS
high178 FPS170 FPS
ultra143 FPS150 FPS
4K
low170 FPS183 FPS
medium140 FPS153 FPS
high108 FPS116 FPS
ultra95 FPS103 FPS
Counter-Strike 2

Counter-Strike 2

PresetCore i7-9700KRyzen 9 9955HX3D
1080p
low360 FPS698 FPS
medium321 FPS601 FPS
high291 FPS448 FPS
ultra259 FPS376 FPS
1440p
low324 FPS579 FPS
medium282 FPS517 FPS
high258 FPS398 FPS
ultra225 FPS311 FPS
4K
low249 FPS325 FPS
medium221 FPS294 FPS
high208 FPS258 FPS
ultra179 FPS218 FPS
League of Legends

League of Legends

PresetCore i7-9700KRyzen 9 9955HX3D
1080p
low360 FPS851 FPS
medium360 FPS696 FPS
high360 FPS627 FPS
ultra360 FPS539 FPS
1440p
low360 FPS680 FPS
medium360 FPS557 FPS
high360 FPS490 FPS
ultra360 FPS416 FPS
4K
low360 FPS484 FPS
medium360 FPS401 FPS
high360 FPS361 FPS
ultra318 FPS302 FPS
Valorant

Valorant

PresetCore i7-9700KRyzen 9 9955HX3D
1080p
low360 FPS1080 FPS
medium360 FPS976 FPS
high360 FPS854 FPS
ultra360 FPS768 FPS
1440p
low360 FPS853 FPS
medium360 FPS753 FPS
high360 FPS660 FPS
ultra360 FPS571 FPS
4K
low360 FPS622 FPS
medium360 FPS557 FPS
high360 FPS494 FPS
ultra360 FPS426 FPS

Technical Specifications

Side-by-side comparison of Core i7-9700K and Ryzen 9 9955HX3D

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 9 9955HX3D

The Ryzen 9 9955HX3D is manufactured by AMD. It was released in 2025-01-01. It is based on the Fire Range-HX (Zen 5) (2025) architecture. It features 16 cores and 32 threads. Base frequency is 2.5 GHz, with boost up to 5.4 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: FL1. Thermal design power (TDP): 55 Watt. Memory support: DDR5. Passmark benchmark score: 61,578 points. Launch price was $700.

Processing Power

The Core i7-9700K packs 8 cores / 8 threads, while the Ryzen 9 9955HX3D offers 16 cores / 32 threads — the Ryzen 9 9955HX3D has 8 more cores. Boost clocks reach 4.9 GHz on the Core i7-9700K versus 5.4 GHz on the Ryzen 9 9955HX3D — a 9.7% clock advantage for the Ryzen 9 9955HX3D (base: 3.6 GHz vs 2.5 GHz). The Core i7-9700K uses the Coffee Lake-R (2018−2019) architecture (14 nm), while the Ryzen 9 9955HX3D uses Fire Range-HX (Zen 5) (2025) (4 nm). In PassMark, the Core i7-9700K scores 14,397 against the Ryzen 9 9955HX3D's 61,578 — a 124.2% lead for the Ryzen 9 9955HX3D. L3 cache: 12 MB (total) on the Core i7-9700K vs 128 MB (total) on the Ryzen 9 9955HX3D.

FeatureCore i7-9700KRyzen 9 9955HX3D
Cores / Threads
8 / 8
16 / 32+100%
Boost Clock
4.9 GHz
5.4 GHz+10%
Base Clock
3.6 GHz+44%
2.5 GHz
L3 Cache
12 MB (total)
128 MB (total)+967%
L2 Cache
256K (per core)
1 MB (per core)+300%
Process
14 nm
4 nm-71%
Architecture
Coffee Lake-R (2018−2019)
Fire Range-HX (Zen 5) (2025)
PassMark
14,397
61,578+328%
🧠

Memory & Platform

The Core i7-9700K uses the LGA1151 socket (PCIe 3.0), while the Ryzen 9 9955HX3D uses FL1 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2666 on the Core i7-9700K versus 5600 on the Ryzen 9 9955HX3D — the Ryzen 9 9955HX3D supports 199.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i7-9700K supports up to 128 GB of RAM compared to 96 28.6% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Core i7-9700K) vs 28 (Ryzen 9 9955HX3D) — the Ryzen 9 9955HX3D offers 12 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel 300 series (Core i7-9700K) and FL1 (Ryzen 9 9955HX3D).

FeatureCore i7-9700KRyzen 9 9955HX3D
Socket
LGA1151
FL1
PCIe Generation
PCIe 3.0
PCIe 5.0+67%
Max RAM Speed
DDR4-2666
5600+139900%
Max RAM Capacity
128 GB+139810033%
96
RAM Channels
2
2
ECC Support
No
Yes
PCIe Lanes
16
28+75%
🔧

Advanced Features

Both processors feature an unlocked multiplier for overclocking. Only the Ryzen 9 9955HX3D supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (Core i7-9700K) vs VT-x, VT-d, AMD-V (Ryzen 9 9955HX3D). Both include integrated graphics UHD Graphics 630 (Core i7-9700K) and AMD Radeon 610M (Ryzen 9 9955HX3D) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i7-9700K targets Desktop. Direct competitor: Ryzen 9 9955HX3D rivals Core Ultra 9 185H.

FeatureCore i7-9700KRyzen 9 9955HX3D
Integrated GPU
Yes
Yes
IGPU Model
UHD Graphics 630
AMD Radeon 610M
Unlocked
Yes
Yes
AVX-512
No
Yes
Virtualization
VT-x, VT-d
VT-x, VT-d, AMD-V
Target Use
Desktop
💰

Value Analysis

The Core i7-9700K launched at $385 MSRP, while the Ryzen 9 9955HX3D debuted at $749. On MSRP ($385 vs $749), the Core i7-9700K is $364 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i7-9700K delivers 37.4 pts/$ vs 82.2 pts/$ for the Ryzen 9 9955HX3D — making the Ryzen 9 9955HX3D the 74.9% better value option.

FeatureCore i7-9700KRyzen 9 9955HX3D
MSRP
$385-49%
$749
Performance per Dollar
37.4
82.2+120%
Release Date
2018
2025