Core Ultra 9 285HX vs Ryzen 9 7945HX3D

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 Ultra 9 285HX

2025

Why buy it

✅Better for gaming: +3.8% higher average FPS across 49 shared CPU benchmark tests.

Trade-offs

❌Smaller total L3 cache (36 MB vs 128 MB).

Ryzen 9 7945HX3D

2023

Why buy it

✅+255.6% larger total L3 cache (128 MB vs 36 MB).
✅16.7% more PCIe lanes (28 vs 24) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Core Ultra 9 285HX across 49 shared CPU benchmark tests.
❌Lower PassMark (57,803 vs 58,732).

Core Ultra 9 285HX

2025

Ryzen 9 7945HX3D

2023

Why buy it

✅Better for gaming: +3.8% higher average FPS across 49 shared CPU benchmark tests.

Why buy it

✅+255.6% larger total L3 cache (128 MB vs 36 MB).
✅16.7% more PCIe lanes (28 vs 24) for storage and expansion-heavy builds.

Trade-offs

❌Smaller total L3 cache (36 MB vs 128 MB).

Trade-offs

❌Worse for gaming: lower average FPS than Core Ultra 9 285HX across 49 shared CPU benchmark tests.
❌Lower PassMark (57,803 vs 58,732).

Quick Answers

So, is Core Ultra 9 285HX better than Ryzen 9 7945HX3D?

Yes. Core Ultra 9 285HX is the better overall CPU here. You are getting a 3.8% average FPS lead across 49 shared CPU game tests in our data, 1.6% 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, Core Ultra 9 285HX is the better pick here. According to our tests, it delivers 3.8% more average FPS across 49 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Core Ultra 9 285HX is the better fit. You are getting 1.6% better PassMark, backed by 24 cores and 24 threads.

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

Core Ultra 9 285HX still looks like the safer overall buy. Core Ultra 9 285HX is at an unclear MSRP at unclear MSRP versus unclear MSRP, and it gives you a 3.8% average FPS lead across 49 shared CPU game tests in our data.

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

Core Ultra 9 285HX is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2023) and more multi-core headroom with 24 cores / 24 threads instead of 16/32. 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.

Core Ultra 9 285HX Benchmark Check

Ryzen 9 7945HX3D Benchmark Check

Path of Exile 2

Preset	Core Ultra 9 285HX	Ryzen 9 7945HX3D
1080p
low	312 FPS	279 FPS
medium	300 FPS	257 FPS
high	247 FPS	210 FPS
ultra	209 FPS	178 FPS
1440p
low	271 FPS	263 FPS
medium	229 FPS	220 FPS
high	175 FPS	169 FPS
ultra	154 FPS	149 FPS
4K
low	180 FPS	183 FPS
medium	151 FPS	152 FPS
high	112 FPS	116 FPS
ultra	101 FPS	103 FPS

Open Core Ultra 9 285HX Open Ryzen 9 7945HX3D

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Core Ultra 9 285HX	Ryzen 9 7945HX3D
1080p
low	802 FPS	673 FPS
medium	700 FPS	580 FPS
high	565 FPS	432 FPS
ultra	495 FPS	363 FPS
1440p
low	682 FPS	559 FPS
medium	614 FPS	499 FPS
high	505 FPS	385 FPS
ultra	408 FPS	301 FPS
4K
low	382 FPS	314 FPS
medium	349 FPS	284 FPS
high	326 FPS	250 FPS
ultra	283 FPS	211 FPS

Open Core Ultra 9 285HX Open Ryzen 9 7945HX3D

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Core Ultra 9 285HX	Ryzen 9 7945HX3D
1080p
low	866 FPS	1025 FPS
medium	708 FPS	1077 FPS
high	628 FPS	1022 FPS
ultra	537 FPS	875 FPS
1440p
low	744 FPS	884 FPS
medium	611 FPS	805 FPS
high	529 FPS	740 FPS
ultra	453 FPS	647 FPS
4K
low	527 FPS	539 FPS
medium	446 FPS	464 FPS
high	403 FPS	418 FPS
ultra	344 FPS	355 FPS

Open Core Ultra 9 285HX Open Ryzen 9 7945HX3D

League of Legends

League of Legends

Valorant

Preset	Core Ultra 9 285HX	Ryzen 9 7945HX3D
1080p
low	1078 FPS	1051 FPS
medium	959 FPS	951 FPS
high	841 FPS	833 FPS
ultra	757 FPS	745 FPS
1440p
low	862 FPS	831 FPS
medium	756 FPS	736 FPS
high	660 FPS	645 FPS
ultra	585 FPS	555 FPS
4K
low	635 FPS	607 FPS
medium	565 FPS	544 FPS
high	500 FPS	482 FPS
ultra	437 FPS	416 FPS

Open Core Ultra 9 285HX Open Ryzen 9 7945HX3D

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Core Ultra 9 285HX and Ryzen 9 7945HX3D

Core Ultra 9 285HX

The Core Ultra 9 285HX is manufactured by Intel. It was released in 2025-01-01. It is based on the Arrow Lake-S (2024−2025) architecture. It features 24 cores and 24 threads. Base frequency is 2.8 GHz, with boost up to 5.5 GHz. L3 cache: 36 MB (total). L2 cache: 3 MB (per core). Built on 3 nm process technology. Socket: FCBGA2114. Thermal design power (TDP): 55 Watt. Memory support: DDR5-6400. Passmark benchmark score: 58,732 points. Launch price was $650.

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.

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Processing Power

The Core Ultra 9 285HX packs 24 cores / 24 threads, while the Ryzen 9 7945HX3D offers 16 cores / 32 threads — the Core Ultra 9 285HX has 8 more cores. Boost clocks reach 5.5 GHz on the Core Ultra 9 285HX versus 5.4 GHz on the Ryzen 9 7945HX3D — a 1.8% clock advantage for the Core Ultra 9 285HX (base: 2.8 GHz vs 2.3 GHz). The Core Ultra 9 285HX uses the Arrow Lake-S (2024−2025) architecture (3 nm), while the Ryzen 9 7945HX3D uses Dragon Range-HX (Zen 4) (2023−2024) (5 nm). In PassMark, the Core Ultra 9 285HX scores 58,732 against the Ryzen 9 7945HX3D's 57,803 — a 1.6% lead for the Core Ultra 9 285HX. L3 cache: 36 MB (total) on the Core Ultra 9 285HX vs 128 MB (total) on the Ryzen 9 7945HX3D.

Feature	Core Ultra 9 285HX	Ryzen 9 7945HX3D
Cores / Threads	24 / 24+50%	16 / 32
Boost Clock	5.5 GHz+2%	5.4 GHz
Base Clock	2.8 GHz+22%	2.3 GHz
L3 Cache	36 MB (total)	128 MB (total)+256%
L2 Cache	3 MB (per core)+200%	1 MB (per core)
Process	3 nm-40%	5 nm
Architecture	Arrow Lake-S (2024−2025)	Dragon Range-HX (Zen 4) (2023−2024)
PassMark	58,732+2%	57,803
Geekbench 6 Single	3,106	—
Geekbench 6 Multi	22,200	—

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Memory & Platform

The Core Ultra 9 285HX uses the FCBGA2114 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 DDR5-6400 on the Core Ultra 9 285HX versus 5200 on the Ryzen 9 7945HX3D — the Ryzen 9 7945HX3D supports 199.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core Ultra 9 285HX supports up to 192 GB of RAM compared to 128 — 40% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 24 (Core Ultra 9 285HX) vs 28 (Ryzen 9 7945HX3D) — the Ryzen 9 7945HX3D offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel HM870 (Core Ultra 9 285HX) and FL1 (Ryzen 9 7945HX3D).

Feature	Core Ultra 9 285HX	Ryzen 9 7945HX3D
Socket	FCBGA2114	FL1
PCIe Generation	PCIe 5.0	PCIe 5.0
Max RAM Speed	DDR5-6400	5200+103900%
Max RAM Capacity	192 GB+157286300%	128
RAM Channels	2	2
ECC Support	Yes	Yes
PCIe Lanes	24	28+17%

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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: true (Core Ultra 9 285HX) vs VT-x, VT-d, AMD-V (Ryzen 9 7945HX3D). Both include integrated graphics — Intel Arc Graphics (Core Ultra 9 285HX) and AMD Radeon 610M (Ryzen 9 7945HX3D) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Direct competitor: Core Ultra 9 285HX rivals Ryzen 9 7945HX3D; Ryzen 9 7945HX3D rivals Core Ultra 9 285HX.