Core i5-10400F vs Ryzen 5 8645HS

CPU

GPU

Core i5-10400F

6 Cores12 Thrd65 WWMax: 4.3 GHz2020

Core family

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Ryzen 5 8645HS

6 Cores12 Thrd45 WWMax: 5 GHz2023

Ryzen family

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Core i5-10400F vs Ryzen 5 8645HS Performance Spectrum

Core i5-10400F

6 / 12

13,029

0.0%

22,257

+70.8%

Ryzen Threadripper PRO 3955WX

Ryzen 9 9900X3D

Ryzen Threadripper PRO 5975WX

Ryzen Threadripper 9960X

About PassMark

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.

Core i5-10400F vs Ryzen 5 8645HS FPS Benchmarks

Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.

Search any supported game below to compare 1080p FPS for both components.

Core i5-10400F vs Ryzen 5 8645HS: Pros, Cons & Final Verdict

See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.

Core i5-10400F

2020

Why buy it

✅Includes a boxed cooler (Yes), unlike Ryzen 5 8645HS.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 5 8645HS across 50 shared CPU benchmark tests.
❌Lower Cinebench R23 multi-core (8,191 vs 13,316).
❌Smaller total L3 cache (12 MB vs 16 MB).
❌Launch MSRP is still $160 MSRP, while Ryzen 5 8645HS mostly shows up through inconsistent older-market listings.
❌44.4% higher power demand at 65W vs 45W.

Ryzen 5 8645HS

2023

Why buy it

✅Better for gaming: +32.4% higher average FPS across 50 shared CPU benchmark tests.
✅+33.3% larger total L3 cache (16 MB vs 12 MB).
✅Draws 45W instead of 65W, a 20W reduction.
✅Newer platform on FP8 with DDR5 support instead of LGA1200 and DDR4.
✅25% more PCIe lanes (20 vs 16) for storage and expansion-heavy builds.

Trade-offs

❌No boxed cooler included, unlike Core i5-10400F.

Quick Answers

So, is Ryzen 5 8645HS better than Core i5-10400F?

Yes. Ryzen 5 8645HS is the better all-around CPU here. It gives you a 32.4% average FPS lead across 50 shared CPU game tests in our data, 62.6% better Cinebench R23 multi-core, 70.8% higher PassMark, and the stronger long-term platform, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Ryzen 5 8645HS is the better pick. According to our tests, it delivers 32.4% 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 stronger fit. You are getting 62.6% better Cinebench R23 multi-core, backed by 6 cores and 12 threads. It also has the larger cache pool with 33.3% larger total L3 cache (16 MB vs 12 MB).

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

Ryzen 5 8645HS is still the faster CPU overall, but Core i5-10400F is easier to justify if budget matters more than peak performance. Ryzen 5 8645HS comes in at an unclear MSRP at unclear MSRP versus $160 MSRP, and it still gives you a 32.4% average FPS lead across 50 shared CPU game tests in our data. Core i5-10400F is also 100.0% better value on MSRP (81.4 vs 0.0 PassMark/$), which is why it can still make sense for tighter-budget builds on paper.

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

Ryzen 5 8645HS makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2020), a healthier platform with FP8 and DDR5 instead of LGA1200, 33.3% larger total L3 cache (16 MB vs 12 MB), and more multi-core headroom with 6 cores / 12 threads instead of 6/12. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core i5-10400F vs Ryzen 5 8645HS Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Core i5-10400F

The Core i5-10400F is manufactured by Intel. It was released in 30 April 2020 (5 years ago). It is based on the Comet Lake (2020−2025) architecture. It features 6 cores and 12 threads. Base frequency is 2.9 GHz, with boost up to 4.3 GHz. L3 cache: 12 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 13,029 points. Launch price was $155.

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.

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Processing Power

Both the Core i5-10400F and Ryzen 5 8645HS share an identical 6-core/12-thread configuration. Boost clocks reach 4.3 GHz on the Core i5-10400F versus 5 GHz on the Ryzen 5 8645HS — a 15.1% clock advantage for the Ryzen 5 8645HS (base: 2.9 GHz vs 4.3 GHz). The Core i5-10400F uses the Comet Lake (2020−2025) architecture (14 nm), while the Ryzen 5 8645HS uses Hawk Point-HS (Zen 4) (2023−2024) (4 nm). In PassMark, the Core i5-10400F scores 13,029 against the Ryzen 5 8645HS's 22,257 — a 52.3% lead for the Ryzen 5 8645HS. Cinebench R23 multi-core: 8,191 vs 13,316 (47.7% advantage for the Ryzen 5 8645HS). Geekbench 6 single-core — the metric most relevant to gaming — records 1,454 vs 2,574, a 55.6% lead for the Ryzen 5 8645HS that directly translates to higher frame rates. Multi-core Geekbench: 5,783 vs 10,675 (59.4% advantage for the Ryzen 5 8645HS). L3 cache: 12 MB (total) on the Core i5-10400F vs 16 MB (total) on the Ryzen 5 8645HS.

Feature	Core i5-10400F	Ryzen 5 8645HS
Cores / Threads	6 / 12	6 / 12
Boost Clock	4.3 GHz	5 GHz+16%
Base Clock	2.9 GHz	4.3 GHz+48%
L3 Cache	12 MB (total)	16 MB (total)+33%
L2 Cache	256K (per core)+25500%	1 MB (per core)
Process	14 nm	4 nm-71%
Architecture	Comet Lake (2020−2025)	Hawk Point-HS (Zen 4) (2023−2024)
PassMark	13,029	22,257+71%
Cinebench R23 Multi	8,191	13,316+63%
Geekbench 6 Single	1,454	2,574+77%
Geekbench 6 Multi	5,783	10,675+85%

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Memory & Platform

The Core i5-10400F uses the LGA1200 socket (PCIe 3.0), while the Ryzen 5 8645HS uses FP8 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2666 on the Core i5-10400F versus LPDDR5x-7500 on the Ryzen 5 8645HS — the Ryzen 5 8645HS supports 181.3% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen 5 8645HS supports up to 256 GB of RAM compared to 128 GB — 100% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Core i5-10400F) vs 20 (Ryzen 5 8645HS) — the Ryzen 5 8645HS offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: H410,B460,H470,Z490,H510,B560,H570,Z590 (Core i5-10400F) and SoC (Ryzen 5 8645HS).

Feature	Core i5-10400F	Ryzen 5 8645HS
Socket	LGA1200	FP8
PCIe Generation	PCIe 3.0	PCIe 4.0+33%
Max RAM Speed	DDR4-2666	LPDDR5x-7500+181%
Max RAM Capacity	128 GB	256 GB+100%
RAM Channels	2	2
ECC Support	No	Yes
PCIe Lanes	16	20+25%

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Advanced Features

Neither processor supports overclocking. Only the Ryzen 5 8645HS supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (Core i5-10400F) vs AMD-V (SVM) (Ryzen 5 8645HS). The Ryzen 5 8645HS includes integrated graphics (Radeon 760M), while the Core i5-10400F requires a dedicated GPU. Primary use case: Core i5-10400F targets Gaming, Ryzen 5 8645HS targets Gaming. Direct competitor: Core i5-10400F rivals Ryzen 5 3600; Ryzen 5 8645HS rivals Core i5-13500H.