Core Ultra 5 135H vs Ryzen 5 8645HS

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 5 135H

2023

Why buy it

Trade-offs

❌Lower PassMark (22,116 vs 22,257).
❌No integrated graphics, while Ryzen 5 8645HS can still boot and troubleshoot without a discrete GPU.

Ryzen 5 8645HS

2023

Why buy it

✅100+% more PCIe lanes (20 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Radeon 760M, while Core Ultra 5 135H needs a discrete GPU.

Trade-offs

❌Fewer obvious downsides in this matchup outside of normal market pricing swings.

Core Ultra 5 135H

2023

Ryzen 5 8645HS

2023

Why buy it

✅100+% more PCIe lanes (20 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Radeon 760M, while Core Ultra 5 135H needs a discrete GPU.

Trade-offs

❌Lower PassMark (22,116 vs 22,257).
❌No integrated graphics, while Ryzen 5 8645HS can still boot and troubleshoot without a discrete GPU.

Trade-offs

❌Fewer obvious downsides in this matchup outside of normal market pricing swings.

Quick Answers

So, is Ryzen 5 8645HS better than Core Ultra 5 135H?

Yes. Ryzen 5 8645HS is the better overall CPU here. You are getting a 0.2% average FPS lead across 50 shared CPU game tests in our data and 0.6% better PassMark, which makes it the stronger all-around choice.

Which one is better for gaming?

If gaming is the priority, Ryzen 5 8645HS is the better pick here. According to our tests, it delivers 0.2% 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 5 8645HS is the better fit. You are getting 0.6% better PassMark, backed by 6 cores and 12 threads.

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

Ryzen 5 8645HS still looks like the safer overall buy. Ryzen 5 8645HS is at an unclear MSRP at unclear MSRP versus unclear MSRP, and it gives you a 0.2% average FPS lead across 50 shared CPU game tests in our data.

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

Ryzen 5 8645HS is the safer long-term CPU choice because it gives you more overall headroom and a better platform outlook.

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 5 135H Benchmark Check

Ryzen 5 8645HS Benchmark Check

Path of Exile 2

Preset	Core Ultra 5 135H	Ryzen 5 8645HS
1080p
low	193 FPS	265 FPS
medium	154 FPS	239 FPS
high	126 FPS	200 FPS
ultra	102 FPS	172 FPS
1440p
low	156 FPS	234 FPS
medium	122 FPS	191 FPS
high	98 FPS	156 FPS
ultra	81 FPS	138 FPS
4K
low	86 FPS	162 FPS
medium	73 FPS	135 FPS
high	59 FPS	104 FPS
ultra	45 FPS	91 FPS

Open Core Ultra 5 135H Open Ryzen 5 8645HS

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Core Ultra 5 135H	Ryzen 5 8645HS
1080p
low	553 FPS	426 FPS
medium	521 FPS	353 FPS
high	422 FPS	308 FPS
ultra	378 FPS	271 FPS
1440p
low	549 FPS	369 FPS
medium	457 FPS	320 FPS
high	379 FPS	281 FPS
ultra	324 FPS	240 FPS
4K
low	337 FPS	265 FPS
medium	283 FPS	235 FPS
high	258 FPS	218 FPS
ultra	226 FPS	183 FPS

Open Core Ultra 5 135H Open Ryzen 5 8645HS

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Core Ultra 5 135H	Ryzen 5 8645HS
1080p
low	553 FPS	556 FPS
medium	553 FPS	556 FPS
high	553 FPS	556 FPS
ultra	553 FPS	556 FPS
1440p
low	553 FPS	556 FPS
medium	553 FPS	556 FPS
high	553 FPS	520 FPS
ultra	494 FPS	449 FPS
4K
low	548 FPS	501 FPS
medium	441 FPS	445 FPS
high	400 FPS	380 FPS
ultra	321 FPS	315 FPS

Open Core Ultra 5 135H Open Ryzen 5 8645HS

League of Legends

League of Legends

Valorant

Preset	Core Ultra 5 135H	Ryzen 5 8645HS
1080p
low	553 FPS	556 FPS
medium	553 FPS	556 FPS
high	553 FPS	556 FPS
ultra	553 FPS	556 FPS
1440p
low	553 FPS	556 FPS
medium	553 FPS	556 FPS
high	553 FPS	556 FPS
ultra	553 FPS	545 FPS
4K
low	553 FPS	556 FPS
medium	524 FPS	506 FPS
high	473 FPS	450 FPS
ultra	413 FPS	386 FPS

Open Core Ultra 5 135H Open Ryzen 5 8645HS

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Core Ultra 5 135H and Ryzen 5 8645HS

Core Ultra 5 135H

The Core Ultra 5 135H is manufactured by Intel. It was released in 14 December 2023 (1 year ago). It is based on the Meteor Lake-H (2023) architecture. It features 14 cores and 18 threads. Base frequency is 3.6 GHz, with boost up to 4.6 GHz. L3 cache: 18 MB (total). L2 cache: 2 MB (per core). Built on 7 nm process technology. Socket: FCBGA2049. Thermal design power (TDP): + 18 MB. Memory support: DDR5. Passmark benchmark score: 22,116 points. Launch price was $342.

Ryzen 5 8645HS

The Ryzen 5 8645HS is manufactured by AMD. It was released in 6 December 2023 (1 year ago). It is based on the Hawk Point-HS (Zen 4) (2023−2024) architecture. It features 6 cores and 12 threads. Base frequency is 4.3 GHz, with boost up to 5 GHz. L3 cache: 16 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: FP8. Thermal design power (TDP): 45 Watt. Memory support: DDR5. Passmark benchmark score: 22,257 points. Launch price was $299.

⚡

Processing Power

The Core Ultra 5 135H packs 14 cores / 18 threads, while the Ryzen 5 8645HS offers 6 cores / 12 threads — the Core Ultra 5 135H has 8 more cores. Boost clocks reach 4.6 GHz on the Core Ultra 5 135H versus 5 GHz on the Ryzen 5 8645HS — a 8.3% clock advantage for the Ryzen 5 8645HS (base: 3.6 GHz vs 4.3 GHz). The Core Ultra 5 135H uses the Meteor Lake-H (2023) architecture (7 nm), while the Ryzen 5 8645HS uses Hawk Point-HS (Zen 4) (2023−2024) (4 nm). In PassMark, the Core Ultra 5 135H scores 22,116 against the Ryzen 5 8645HS's 22,257 — a 0.6% lead for the Ryzen 5 8645HS. L3 cache: 18 MB (total) on the Core Ultra 5 135H vs 16 MB (total) on the Ryzen 5 8645HS.

Feature	Core Ultra 5 135H	Ryzen 5 8645HS
Cores / Threads	14 / 18+133%	6 / 12
Boost Clock	4.6 GHz	5 GHz+9%
Base Clock	3.6 GHz	4.3 GHz+19%
L3 Cache	18 MB (total)+13%	16 MB (total)
L2 Cache	2 MB (per core)+100%	1 MB (per core)
Process	7 nm	4 nm-43%
Architecture	Meteor Lake-H (2023)	Hawk Point-HS (Zen 4) (2023−2024)
PassMark	22,116	22,257
Cinebench R23 Multi	—	13,316
Geekbench 6 Single	—	2,574
Geekbench 6 Multi	—	10,675

🧠

Memory & Platform

The Core Ultra 5 135H uses the FCBGA2049 socket (PCIe 5.0), while the Ryzen 5 8645HS uses FP8 (PCIe 4.0) — making them incompatible on the same motherboard.

Feature	Core Ultra 5 135H	Ryzen 5 8645HS
Socket	FCBGA2049	FP8
PCIe Generation	PCIe 5.0+25%	PCIe 4.0
Max RAM Speed	—	LPDDR5x-7500
Max RAM Capacity	—	256 GB
RAM Channels	—	2
ECC Support	—	Yes
PCIe Lanes	—	20

🔧

Advanced Features

Virtualization: not specified (Core Ultra 5 135H) / AMD-V (SVM) (Ryzen 5 8645HS). The Ryzen 5 8645HS includes integrated graphics (Radeon 760M), while the Core Ultra 5 135H requires a dedicated GPU. Primary use case: Ryzen 5 8645HS targets Gaming. Direct competitor: Ryzen 5 8645HS rivals Core i5-13500H.