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 i9-14900K

2023

Why buy it

✅+1.3% higher PassMark.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 7945HX3D across 4 shared CPU benchmark tests.
❌Launch MSRP is still $589 MSRP, while Ryzen 9 7945HX3D mostly shows up through inconsistent older-market listings.
❌127.3% higher power demand at 125W vs 55W.

Ryzen 9 7945HX3D

2023

Why buy it

✅Better for gaming: +10.9% higher average FPS across 4 shared CPU benchmark tests.
✅Draws 55W instead of 125W, a 70W reduction.
✅40% more PCIe lanes (28 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark (57,803 vs 58,544).

Core i9-14900K

2023

Ryzen 9 7945HX3D

2023

Why buy it

✅+1.3% higher PassMark.

Why buy it

✅Better for gaming: +10.9% higher average FPS across 4 shared CPU benchmark tests.
✅Draws 55W instead of 125W, a 70W reduction.
✅40% more PCIe lanes (28 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 7945HX3D across 4 shared CPU benchmark tests.
❌Launch MSRP is still $589 MSRP, while Ryzen 9 7945HX3D mostly shows up through inconsistent older-market listings.
❌127.3% higher power demand at 125W vs 55W.

Trade-offs

❌Lower PassMark (57,803 vs 58,544).

Quick Answers

So, is Ryzen 9 7945HX3D better than Core i9-14900K?

It depends on what matters more to you. For gaming, Ryzen 9 7945HX3D is ahead with a 10.9% average FPS lead across 4 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Core i9-14900K pulls ahead with 1.3% better PassMark. Ryzen 9 7945HX3D also has the bigger cache pool with 255.6% larger total L3 cache (128 MB vs 36 MB).

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

For streaming, content creation, and heavier multitasking, Core i9-14900K is the better fit. You are getting 1.3% better PassMark, backed by 24 cores and 32 threads.

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

Ryzen 9 7945HX3D is still the faster CPU overall, but Core i9-14900K makes more sense if price matters more than absolute performance. Ryzen 9 7945HX3D is at an unclear MSRP at unclear MSRP versus $589 MSRP, and it gives you a 10.9% average FPS lead across 4 shared CPU game tests in our data. The trade-off is that Core i9-14900K is still stronger for heavier multi-core work with 1.3% better PassMark. Core i9-14900K is also 100.0% better value on MSRP (99.4 vs 0.0 PassMark/$), which is why it is easier to justify for price-conscious builds on paper.

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

Ryzen 9 7945HX3D is the more future-proof choice for 2026 and beyond. You are getting 3D V-Cache and a much larger 128 MB L3 cache instead of 36 MB. That extra cache should hold up really well in CPU-limited games and high-refresh builds.

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.

Core i9-14900K Benchmark Check

Ryzen 9 7945HX3D Benchmark Check

Path of Exile 2

Preset	Core i9-14900K	Ryzen 9 7945HX3D
1080p
low	325 FPS	279 FPS
medium	314 FPS	257 FPS
high	246 FPS	210 FPS
ultra	207 FPS	178 FPS
1440p
low	281 FPS	263 FPS
medium	241 FPS	220 FPS
high	177 FPS	169 FPS
ultra	156 FPS	149 FPS
4K
low	194 FPS	183 FPS
medium	165 FPS	152 FPS
high	122 FPS	116 FPS
ultra	110 FPS	103 FPS

Open Core i9-14900K Open Ryzen 9 7945HX3D

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Core i9-14900K	Ryzen 9 7945HX3D
1080p
low	792 FPS	673 FPS
medium	688 FPS	580 FPS
high	550 FPS	432 FPS
ultra	488 FPS	363 FPS
1440p
low	664 FPS	559 FPS
medium	597 FPS	499 FPS
high	490 FPS	385 FPS
ultra	400 FPS	301 FPS
4K
low	369 FPS	314 FPS
medium	336 FPS	284 FPS
high	312 FPS	250 FPS
ultra	275 FPS	211 FPS

Open Core i9-14900K Open Ryzen 9 7945HX3D

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Core i9-14900K	Ryzen 9 7945HX3D
1080p
low	794 FPS	1025 FPS
medium	660 FPS	1077 FPS
high	572 FPS	1022 FPS
ultra	493 FPS	875 FPS
1440p
low	711 FPS	884 FPS
medium	599 FPS	805 FPS
high	512 FPS	740 FPS
ultra	450 FPS	647 FPS
4K
low	522 FPS	539 FPS
medium	463 FPS	464 FPS
high	412 FPS	418 FPS
ultra	352 FPS	355 FPS

Open Core i9-14900K Open Ryzen 9 7945HX3D

League of Legends

League of Legends

Valorant

Preset	Core i9-14900K	Ryzen 9 7945HX3D
1080p
low	1091 FPS	1051 FPS
medium	975 FPS	951 FPS
high	853 FPS	833 FPS
ultra	760 FPS	745 FPS
1440p
low	900 FPS	831 FPS
medium	791 FPS	736 FPS
high	690 FPS	645 FPS
ultra	607 FPS	555 FPS
4K
low	662 FPS	607 FPS
medium	592 FPS	544 FPS
high	523 FPS	482 FPS
ultra	437 FPS	416 FPS

Open Core i9-14900K Open Ryzen 9 7945HX3D

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Core i9-14900K and Ryzen 9 7945HX3D

Core i9-14900K

The Core i9-14900K is manufactured by Intel. It was released in 17 October 2023 (2 years ago). It is based on the Raptor Lake-R (2023−2025) architecture. It features 24 cores and 32 threads. Base frequency is 3.2 GHz, with boost up to 5.8 GHz. L3 cache: 36 MB (total). L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 125 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 58,544 points. Launch price was $589.

Ryzen 9 7945HX3D

The Ryzen 9 7945HX3D is manufactured by AMD. It was released in 2023-07-27. It is based on the Dragon Range-HX (Zen 4) (2023−2024) architecture. It features 16 cores and 32 threads. Base frequency is 2.3 GHz, with boost up to 5.4 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: FL1. Thermal design power (TDP): 55 Watt. Memory support: DDR5-5200. Passmark benchmark score: 57,803 points. Launch price was $800.

⚡

Processing Power

The Core i9-14900K packs 24 cores / 32 threads, while the Ryzen 9 7945HX3D offers 16 cores / 32 threads — the Core i9-14900K has 8 more cores. Boost clocks reach 5.8 GHz on the Core i9-14900K versus 5.4 GHz on the Ryzen 9 7945HX3D — a 7.1% clock advantage for the Core i9-14900K (base: 3.2 GHz vs 2.3 GHz). The Core i9-14900K uses the Raptor Lake-R (2023−2025) architecture (Intel 7 nm), while the Ryzen 9 7945HX3D uses Dragon Range-HX (Zen 4) (2023−2024) (5 nm). In PassMark, the Core i9-14900K scores 58,544 against the Ryzen 9 7945HX3D's 57,803 — a 1.3% lead for the Core i9-14900K. L3 cache: 36 MB (total) on the Core i9-14900K vs 128 MB (total) on the Ryzen 9 7945HX3D.

Feature	Core i9-14900K	Ryzen 9 7945HX3D
Cores / Threads	24 / 32+50%	16 / 32
Boost Clock	5.8 GHz+7%	5.4 GHz
Base Clock	3.2 GHz+39%	2.3 GHz
L3 Cache	36 MB (total)	128 MB (total)+256%
L2 Cache	2 MB (per core)+100%	1 MB (per core)
Process	Intel 7 nm	5 nm-29%
Architecture	Raptor Lake-R (2023−2025)	Dragon Range-HX (Zen 4) (2023−2024)
PassMark	58,544+1%	57,803

🧠

Memory & Platform

The Core i9-14900K uses the LGA1700 socket (PCIe 5.0), while the Ryzen 9 7945HX3D uses FL1 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 5600 on the Core i9-14900K versus 5200 on the Ryzen 9 7945HX3D — the Core i9-14900K supports 7.4% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i9-14900K supports up to 192 of RAM compared to 128 — 40% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 20 (Core i9-14900K) vs 28 (Ryzen 9 7945HX3D) — the Ryzen 9 7945HX3D offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Z790,Z690 (Core i9-14900K) and FL1 (Ryzen 9 7945HX3D).

Feature	Core i9-14900K	Ryzen 9 7945HX3D
Socket	LGA1700	FL1
PCIe Generation	PCIe 5.0	PCIe 5.0
Max RAM Speed	5600+8%	5200
Max RAM Capacity	192+50%	128
RAM Channels	2	2
ECC Support	Yes	Yes
PCIe Lanes	20	28+40%

🔧

Advanced Features

Both processors feature an unlocked multiplier for overclocking. Only the Ryzen 9 7945HX3D supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (Core i9-14900K) vs VT-x, VT-d, AMD-V (Ryzen 9 7945HX3D). Both include integrated graphics — Intel UHD Graphics 770 (Core i9-14900K) and AMD Radeon 610M (Ryzen 9 7945HX3D) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Direct competitor: Core i9-14900K rivals Ryzen 9 7950X; Ryzen 9 7945HX3D rivals Core Ultra 9 285HX.

Feature	Core i9-14900K	Ryzen 9 7945HX3D
Integrated GPU	Yes	Yes
IGPU Model	Intel UHD Graphics 770	AMD Radeon 610M
Unlocked	Yes	Yes
AVX-512	No	Yes
Virtualization	VT-x, VT-d	VT-x, VT-d, AMD-V

💰

Value Analysis

The Core i9-14900K launched at $589 MSRP, while the Ryzen 9 7945HX3D debuted at $0. On MSRP ($589 vs $0), the Ryzen 9 7945HX3D is $589 cheaper.