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 7 265K

2024

Why buy it

✅+5.7% higher Geekbench single-core performance for gaming and desktop responsiveness.

Trade-offs

❌Smaller total L3 cache (30 MB vs 36 MB).
❌Launch MSRP is still $309 MSRP, while Core Ultra 9 285HX mostly shows up through inconsistent older-market listings.
❌127.3% higher power demand at 125W vs 55W.

Core Ultra 9 285HX

2025

Why buy it

✅+20% larger total L3 cache (36 MB vs 30 MB).
✅Draws 55W instead of 125W, a 70W reduction.
✅20% more PCIe lanes (24 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Lower Geekbench single-core performance for gaming (3,106 vs 3,283).
❌Lower Geekbench multi-core (22,200 vs 22,293).

Core Ultra 7 265K

2024

Core Ultra 9 285HX

2025

Why buy it

✅+5.7% higher Geekbench single-core performance for gaming and desktop responsiveness.

Why buy it

✅+20% larger total L3 cache (36 MB vs 30 MB).
✅Draws 55W instead of 125W, a 70W reduction.
✅20% more PCIe lanes (24 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Smaller total L3 cache (30 MB vs 36 MB).
❌Launch MSRP is still $309 MSRP, while Core Ultra 9 285HX mostly shows up through inconsistent older-market listings.
❌127.3% higher power demand at 125W vs 55W.

Trade-offs

❌Lower Geekbench single-core performance for gaming (3,106 vs 3,283).
❌Lower Geekbench multi-core (22,200 vs 22,293).

Quick Answers

So, is Core Ultra 7 265K better than Core Ultra 9 285HX?

Yes. Core Ultra 7 265K is the better overall CPU here. You are getting a 1.7% average FPS lead across 4 shared CPU game tests in our data, 0.4% better Geekbench multi-core, and 0.1% higher PassMark, which makes it the stronger all-around choice.

Which one is better for gaming?

If gaming is the priority, Core Ultra 7 265K is the better pick here. According to our tests, it delivers 1.7% more average FPS across 4 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Core Ultra 7 265K is the better fit. You are getting 0.4% better Geekbench multi-core, backed by 20 cores and 20 threads.

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

Core Ultra 7 265K is the smarter buy today. Core Ultra 7 265K is at an unclear MSRP at $309 MSRP versus unclear MSRP, and it gives you a 1.7% average FPS lead across 4 shared CPU game tests in our data. It is also 100.0% better value on MSRP (190.3 vs 0.0 PassMark/$), 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?

Core Ultra 9 285HX is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2024) and 20% larger total L3 cache (36 MB vs 30 MB). That makes it the safer long-term pick.

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 7 265K Benchmark Check

Core Ultra 9 285HX Benchmark Check

Path of Exile 2

Preset	Core Ultra 7 265K	Core Ultra 9 285HX
1080p
low	305 FPS	312 FPS
medium	290 FPS	300 FPS
high	244 FPS	247 FPS
ultra	205 FPS	209 FPS
1440p
low	240 FPS	271 FPS
medium	201 FPS	229 FPS
high	163 FPS	175 FPS
ultra	142 FPS	154 FPS
4K
low	158 FPS	180 FPS
medium	132 FPS	151 FPS
high	102 FPS	112 FPS
ultra	89 FPS	101 FPS

Open Core Ultra 7 265K Open Core Ultra 9 285HX

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Core Ultra 7 265K	Core Ultra 9 285HX
1080p
low	778 FPS	802 FPS
medium	656 FPS	700 FPS
high	548 FPS	565 FPS
ultra	491 FPS	495 FPS
1440p
low	673 FPS	682 FPS
medium	595 FPS	614 FPS
high	499 FPS	505 FPS
ultra	422 FPS	408 FPS
4K
low	395 FPS	382 FPS
medium	357 FPS	349 FPS
high	335 FPS	326 FPS
ultra	292 FPS	283 FPS

Open Core Ultra 7 265K Open Core Ultra 9 285HX

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Core Ultra 7 265K	Core Ultra 9 285HX
1080p
low	851 FPS	866 FPS
medium	694 FPS	708 FPS
high	617 FPS	628 FPS
ultra	528 FPS	537 FPS
1440p
low	731 FPS	744 FPS
medium	599 FPS	611 FPS
high	521 FPS	529 FPS
ultra	442 FPS	453 FPS
4K
low	517 FPS	527 FPS
medium	436 FPS	446 FPS
high	396 FPS	403 FPS
ultra	337 FPS	344 FPS

Open Core Ultra 7 265K Open Core Ultra 9 285HX

League of Legends

League of Legends

Valorant

Preset	Core Ultra 7 265K	Core Ultra 9 285HX
1080p
low	1128 FPS	1076 FPS
medium	1015 FPS	959 FPS
high	889 FPS	841 FPS
ultra	808 FPS	757 FPS
1440p
low	892 FPS	861 FPS
medium	789 FPS	756 FPS
high	687 FPS	660 FPS
ultra	611 FPS	585 FPS
4K
low	604 FPS	634 FPS
medium	542 FPS	565 FPS
high	489 FPS	500 FPS
ultra	432 FPS	437 FPS

Open Core Ultra 7 265K Open Core Ultra 9 285HX

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Core Ultra 7 265K and Core Ultra 9 285HX

Core Ultra 7 265K

The Core Ultra 7 265K is manufactured by Intel. It was released in 24 October 2024 (1 year ago). It is based on the Arrow Lake-S (2024−2025) architecture. It features 20 cores and 20 threads. Base frequency is 3.9 GHz, with boost up to 5.5 GHz. L3 cache: 30 MB (total). L2 cache: 3 MB (per core). Built on 3 nm process technology. Socket: LGA1851. Thermal design power (TDP): 125 Watt. Memory support: DDR5-6400. Passmark benchmark score: 58,789 points. Launch price was $394.

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.

⚡

Processing Power

The Core Ultra 7 265K packs 20 cores / 20 threads, while the Core Ultra 9 285HX offers 24 cores / 24 threads — the Core Ultra 9 285HX has 4 more cores. Boost clocks reach 5.5 GHz on the Core Ultra 7 265K versus 5.5 GHz on the Core Ultra 9 285HX — identical boost frequencies (base: 3.9 GHz vs 2.8 GHz). Both are built on the Arrow Lake-S (2024−2025) architecture using a 3 nm process. In PassMark, the Core Ultra 7 265K scores 58,789 against the Core Ultra 9 285HX's 58,732 — a 0.1% lead for the Core Ultra 7 265K. Geekbench 6 single-core — the metric most relevant to gaming — records 3,283 vs 3,106, a 5.5% lead for the Core Ultra 7 265K that directly translates to higher frame rates. Multi-core Geekbench: 22,293 vs 22,200 (0.4% advantage for the Core Ultra 7 265K). L3 cache: 30 MB (total) on the Core Ultra 7 265K vs 36 MB (total) on the Core Ultra 9 285HX.

Feature	Core Ultra 7 265K	Core Ultra 9 285HX
Cores / Threads	20 / 20	24 / 24+20%
Boost Clock	5.5 GHz	5.5 GHz
Base Clock	3.9 GHz+39%	2.8 GHz
L3 Cache	30 MB (total)	36 MB (total)+20%
L2 Cache	3 MB (per core)	3 MB (per core)
Process	3 nm	3 nm
Architecture	Arrow Lake-S (2024−2025)	Arrow Lake-S (2024−2025)
PassMark	58,789	58,732
Cinebench R23 Multi	36,309	—
Geekbench 6 Single	3,283+6%	3,106
Geekbench 6 Multi	22,293	22,200

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Memory & Platform

The Core Ultra 7 265K uses the LGA1851 socket (PCIe 5.0), while the Core Ultra 9 285HX uses FCBGA2114 (PCIe 5.0) — making them incompatible on the same motherboard. Both support up to DDR5-6400 memory speed. The Core Ultra 7 265K supports up to 256 GB of RAM compared to 192 GB — 28.6% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 20 (Core Ultra 7 265K) vs 24 (Core Ultra 9 285HX) — the Core Ultra 9 285HX offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: LGA1851 (Core Ultra 7 265K) and Intel HM870 (Core Ultra 9 285HX).

Feature	Core Ultra 7 265K	Core Ultra 9 285HX
Socket	LGA1851	FCBGA2114
PCIe Generation	PCIe 5.0	PCIe 5.0
Max RAM Speed	DDR5-6400	DDR5-6400
Max RAM Capacity	256 GB+33%	192 GB
RAM Channels	2	2
ECC Support	Yes	Yes
PCIe Lanes	20	24+20%

🔧

Advanced Features

Both processors feature an unlocked multiplier for overclocking. Only the Core Ultra 7 265K supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (Core Ultra 7 265K) vs true (Core Ultra 9 285HX). Both include integrated graphics — Arc Graphics 64EU (Core Ultra 7 265K) and Intel Arc Graphics (Core Ultra 9 285HX) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Direct competitor: Core Ultra 9 285HX rivals Ryzen 9 7945HX3D.