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 i5-13600K

2022

Why buy it

✅Better for gaming: +18.9% higher average FPS across 4 shared CPU benchmark tests.
✅+50% larger total L3 cache (24 MB vs 16 MB).

Trade-offs

❌Launch MSRP is still $329 MSRP, while Ryzen 5 8645HS mostly shows up through inconsistent older-market listings.
❌177.8% higher power demand at 125W vs 45W.

Ryzen 5 8645HS

2023

Why buy it

✅Draws 45W instead of 125W, a 80W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Core i5-13600K across 4 shared CPU benchmark tests.
❌Lower PassMark (22,257 vs 37,655).
❌Smaller total L3 cache (16 MB vs 24 MB).

Core i5-13600K

2022

Ryzen 5 8645HS

2023

Why buy it

✅Better for gaming: +18.9% higher average FPS across 4 shared CPU benchmark tests.
✅+50% larger total L3 cache (24 MB vs 16 MB).

Why buy it

✅Draws 45W instead of 125W, a 80W reduction.

Trade-offs

❌Launch MSRP is still $329 MSRP, while Ryzen 5 8645HS mostly shows up through inconsistent older-market listings.
❌177.8% higher power demand at 125W vs 45W.

Trade-offs

❌Worse for gaming: lower average FPS than Core i5-13600K across 4 shared CPU benchmark tests.
❌Lower PassMark (22,257 vs 37,655).
❌Smaller total L3 cache (16 MB vs 24 MB).

Quick Answers

So, is Core i5-13600K better than Ryzen 5 8645HS?

Yes. Core i5-13600K is the better overall CPU here. You are getting a 18.9% average FPS lead across 4 shared CPU game tests in our data and 69.2% better PassMark, which makes it the stronger all-around choice.

Which one is better for gaming?

If gaming is the priority, Core i5-13600K is the better pick here. According to our tests, it delivers 18.9% 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 i5-13600K is the better fit. You are getting 69.2% better PassMark, backed by 14 cores and 20 threads. It also carries the larger cache pool with 50% larger total L3 cache (24 MB vs 16 MB).

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

Core i5-13600K is the smarter buy today. Core i5-13600K is at an unclear MSRP at $329 MSRP versus unclear MSRP, and it gives you a 18.9% average FPS lead across 4 shared CPU game tests in our data. It is also 100.0% better value on MSRP (114.5 vs 0.0 PassMark/$), 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?

Ryzen 5 8645HS is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2022). 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 i5-13600K Benchmark Check

Ryzen 5 8645HS Benchmark Check

Path of Exile 2

Preset	Core i5-13600K	Ryzen 5 8645HS
1080p
low	281 FPS	265 FPS
medium	264 FPS	239 FPS
high	220 FPS	200 FPS
ultra	188 FPS	172 FPS
1440p
low	235 FPS	234 FPS
medium	198 FPS	191 FPS
high	158 FPS	156 FPS
ultra	138 FPS	138 FPS
4K
low	159 FPS	162 FPS
medium	133 FPS	135 FPS
high	102 FPS	104 FPS
ultra	90 FPS	91 FPS

Open Core i5-13600K Open Ryzen 5 8645HS

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Core i5-13600K	Ryzen 5 8645HS
1080p
low	632 FPS	426 FPS
medium	533 FPS	353 FPS
high	450 FPS	308 FPS
ultra	416 FPS	271 FPS
1440p
low	540 FPS	369 FPS
medium	474 FPS	320 FPS
high	403 FPS	281 FPS
ultra	351 FPS	240 FPS
4K
low	316 FPS	265 FPS
medium	282 FPS	235 FPS
high	269 FPS	218 FPS
ultra	238 FPS	183 FPS

Open Core i5-13600K Open Ryzen 5 8645HS

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Core i5-13600K	Ryzen 5 8645HS
1080p
low	663 FPS	556 FPS
medium	543 FPS	556 FPS
high	477 FPS	556 FPS
ultra	414 FPS	556 FPS
1440p
low	600 FPS	556 FPS
medium	499 FPS	556 FPS
high	434 FPS	520 FPS
ultra	376 FPS	449 FPS
4K
low	441 FPS	501 FPS
medium	381 FPS	445 FPS
high	344 FPS	380 FPS
ultra	295 FPS	315 FPS

Open Core i5-13600K Open Ryzen 5 8645HS

League of Legends

League of Legends

Valorant

Preset	Core i5-13600K	Ryzen 5 8645HS
1080p
low	941 FPS	556 FPS
medium	941 FPS	556 FPS
high	923 FPS	556 FPS
ultra	831 FPS	556 FPS
1440p
low	941 FPS	556 FPS
medium	850 FPS	556 FPS
high	738 FPS	556 FPS
ultra	651 FPS	545 FPS
4K
low	651 FPS	556 FPS
medium	588 FPS	506 FPS
high	529 FPS	450 FPS
ultra	437 FPS	386 FPS

Open Core i5-13600K Open Ryzen 5 8645HS

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Core i5-13600K and Ryzen 5 8645HS

Core i5-13600K

The Core i5-13600K is manufactured by Intel. It was released in 27 September 2022 (3 years ago). It is based on the Raptor Lake, Raptor Cove, Gracemont (2022) architecture. It features 14 cores and 20 threads. Base frequency is 3.5 GHz, with boost up to 5.1 GHz. L3 cache: 24 MB. 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: 37,655 points. Launch price was $319.

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 i5-13600K packs 14 cores / 20 threads, while the Ryzen 5 8645HS offers 6 cores / 12 threads — the Core i5-13600K has 8 more cores. Boost clocks reach 5.1 GHz on the Core i5-13600K versus 5 GHz on the Ryzen 5 8645HS — a 2% clock advantage for the Core i5-13600K (base: 3.5 GHz vs 4.3 GHz). The Core i5-13600K uses the Raptor Lake, Raptor Cove, Gracemont (2022) architecture (Intel 7 nm), while the Ryzen 5 8645HS uses Hawk Point-HS (Zen 4) (2023−2024) (4 nm). In PassMark, the Core i5-13600K scores 37,655 against the Ryzen 5 8645HS's 22,257 — a 51.4% lead for the Core i5-13600K. L3 cache: 24 MB on the Core i5-13600K vs 16 MB (total) on the Ryzen 5 8645HS.

Feature	Core i5-13600K	Ryzen 5 8645HS
Cores / Threads	14 / 20+133%	6 / 12
Boost Clock	5.1 GHz+2%	5 GHz
Base Clock	3.5 GHz	4.3 GHz+23%
L3 Cache	24 MB+50%	16 MB (total)
L2 Cache	2 MB (per core)+100%	1 MB (per core)
Process	Intel 7 nm	4 nm-43%
Architecture	Raptor Lake, Raptor Cove, Gracemont (2022)	Hawk Point-HS (Zen 4) (2023−2024)
PassMark	37,655+69%	22,257
Cinebench R23 Multi	—	13,316
Geekbench 6 Single	—	2,574
Geekbench 6 Multi	—	10,675

🧠

Memory & Platform

The Core i5-13600K uses the LGA1700 socket (PCIe 5.0), while the Ryzen 5 8645HS uses FP8 (PCIe 4.0) — making them incompatible on the same motherboard. Both support up to DDR5-5600 memory speed. The Ryzen 5 8645HS 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. Both provide 20 PCIe lanes. Chipset compatibility: Intel 600 series,Intel 700 series (Core i5-13600K) and SoC (Ryzen 5 8645HS).

Feature	Core i5-13600K	Ryzen 5 8645HS
Socket	LGA1700	FP8
PCIe Generation	PCIe 5.0+25%	PCIe 4.0
Max RAM Speed	DDR5-5600	LPDDR5x-7500
Max RAM Capacity	192 GB	256 GB+33%
RAM Channels	2	2
ECC Support	Yes	Yes
PCIe Lanes	20	20

🔧

Advanced Features

Only the Core i5-13600K has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Ryzen 5 8645HS supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (Core i5-13600K) vs AMD-V (SVM) (Ryzen 5 8645HS). Both include integrated graphics — UHD Graphics 770 (Core i5-13600K) and Radeon 760M (Ryzen 5 8645HS) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i5-13600K targets Desktop, Ryzen 5 8645HS targets Gaming. Direct competitor: Ryzen 5 8645HS rivals Core i5-13500H.