Core i7-12800HE vs Ryzen 5 7645HX

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 i7-12800HE

2022

Why buy it

✅+4.1% higher Geekbench multi-core.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 5 7645HX across 4 shared CPU benchmark tests.
❌Smaller total L3 cache (24 MB vs 32 MB).

Ryzen 5 7645HX

2023

Why buy it

✅Better for gaming: +14.8% higher average FPS across 4 shared CPU benchmark tests.
✅+33.3% larger total L3 cache (32 MB vs 24 MB).

Trade-offs

❌Lower Geekbench multi-core (11,717 vs 12,200).

Core i7-12800HE

2022

Ryzen 5 7645HX

2023

Why buy it

✅+4.1% higher Geekbench multi-core.

Why buy it

✅Better for gaming: +14.8% higher average FPS across 4 shared CPU benchmark tests.
✅+33.3% larger total L3 cache (32 MB vs 24 MB).

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 5 7645HX across 4 shared CPU benchmark tests.
❌Smaller total L3 cache (24 MB vs 32 MB).

Trade-offs

❌Lower Geekbench multi-core (11,717 vs 12,200).

Quick Answers

So, is Ryzen 5 7645HX better than Core i7-12800HE?

It depends on what matters more to you. For gaming, Ryzen 5 7645HX is ahead with a 14.8% average FPS lead across 4 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Core i7-12800HE pulls ahead with 4.1% better Geekbench multi-core. Ryzen 5 7645HX also has the bigger cache pool with 33.3% larger total L3 cache (32 MB vs 24 MB).

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

For streaming, content creation, and heavier multitasking, Core i7-12800HE is the better fit. You are getting 4.1% better Geekbench multi-core, backed by 14 cores and 20 threads.

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

Ryzen 5 7645HX still looks like the safer overall buy. Ryzen 5 7645HX is at an unclear MSRP at unclear MSRP versus unclear MSRP, and it gives you a 14.8% average FPS lead across 4 shared CPU game tests in our data.

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

Ryzen 5 7645HX is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2022) and 33.3% larger total L3 cache (32 MB vs 24 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 i7-12800HE Benchmark Check

Ryzen 5 7645HX Benchmark Check

Path of Exile 2

Preset	Core i7-12800HE	Ryzen 5 7645HX
1080p
low	170 FPS	272 FPS
medium	154 FPS	249 FPS
high	129 FPS	212 FPS
ultra	107 FPS	182 FPS
1440p
low	141 FPS	229 FPS
medium	121 FPS	190 FPS
high	99 FPS	155 FPS
ultra	83 FPS	137 FPS
4K
low	77 FPS	160 FPS
medium	71 FPS	133 FPS
high	57 FPS	103 FPS
ultra	45 FPS	89 FPS

Open Core i7-12800HE Open Ryzen 5 7645HX

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Core i7-12800HE	Ryzen 5 7645HX
1080p
low	591 FPS	631 FPS
medium	505 FPS	515 FPS
high	426 FPS	430 FPS
ultra	386 FPS	385 FPS
1440p
low	506 FPS	541 FPS
medium	445 FPS	459 FPS
high	387 FPS	390 FPS
ultra	334 FPS	335 FPS
4K
low	312 FPS	343 FPS
medium	277 FPS	294 FPS
high	261 FPS	273 FPS
ultra	228 FPS	236 FPS

Open Core i7-12800HE Open Ryzen 5 7645HX

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Core i7-12800HE	Ryzen 5 7645HX
1080p
low	652 FPS	652 FPS
medium	582 FPS	652 FPS
high	533 FPS	652 FPS
ultra	458 FPS	590 FPS
1440p
low	615 FPS	652 FPS
medium	511 FPS	598 FPS
high	458 FPS	515 FPS
ultra	397 FPS	442 FPS
4K
low	460 FPS	513 FPS
medium	371 FPS	433 FPS
high	330 FPS	374 FPS
ultra	271 FPS	306 FPS

Open Core i7-12800HE Open Ryzen 5 7645HX

League of Legends

League of Legends

Valorant

Preset	Core i7-12800HE	Ryzen 5 7645HX
1080p
low	652 FPS	652 FPS
medium	652 FPS	652 FPS
high	652 FPS	652 FPS
ultra	625 FPS	652 FPS
1440p
low	652 FPS	652 FPS
medium	652 FPS	652 FPS
high	583 FPS	652 FPS
ultra	512 FPS	570 FPS
4K
low	522 FPS	586 FPS
medium	478 FPS	525 FPS
high	428 FPS	474 FPS
ultra	375 FPS	405 FPS

Open Core i7-12800HE Open Ryzen 5 7645HX

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Core i7-12800HE and Ryzen 5 7645HX

Core i7-12800HE

The Core i7-12800HE is manufactured by Intel. It was released in Janeiro 2022 (3 years ago). It is based on the Alder Lake-H (2022) architecture. It features 14 cores and 20 threads. Base frequency is 2.4 GHz, with boost up to 4.6 GHz. L3 cache: 24 MB (total). L2 cache: 1.25 MB (per core). Built on 10 nm process technology. Socket: FCBGA1744. Thermal design power (TDP): 45 Watt. Memory support: DDR4, DDR5 Dual-channel. Passmark benchmark score: 26,096 points. Launch price was $299.

Ryzen 5 7645HX

The Ryzen 5 7645HX is manufactured by AMD. It was released in 4 January 2023 (2 years ago). It is based on the Dragon Range (Zen4) (2023) architecture. It features 6 cores and 12 threads. Base frequency is 4 GHz, with boost up to 5 GHz. L3 cache: 32 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: FL1. Thermal design power (TDP): 45 Watt. Memory support: DDR5-5200. Passmark benchmark score: 26,097 points. Launch price was $299.

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Processing Power

The Core i7-12800HE packs 14 cores / 20 threads, while the Ryzen 5 7645HX offers 6 cores / 12 threads — the Core i7-12800HE has 8 more cores. Boost clocks reach 4.6 GHz on the Core i7-12800HE versus 5 GHz on the Ryzen 5 7645HX — a 8.3% clock advantage for the Ryzen 5 7645HX (base: 2.4 GHz vs 4 GHz). The Core i7-12800HE uses the Alder Lake-H (2022) architecture (10 nm), while the Ryzen 5 7645HX uses Dragon Range (Zen4) (2023) (5 nm). In PassMark, the Core i7-12800HE scores 26,096 against the Ryzen 5 7645HX's 26,097 — a 0% lead for the Ryzen 5 7645HX. Geekbench 6 single-core — the metric most relevant to gaming — records 1,750 vs 2,588, a 38.6% lead for the Ryzen 5 7645HX that directly translates to higher frame rates. Multi-core Geekbench: 12,200 vs 11,717 (4% advantage for the Core i7-12800HE). L3 cache: 24 MB (total) on the Core i7-12800HE vs 32 MB (total) on the Ryzen 5 7645HX.

Feature	Core i7-12800HE	Ryzen 5 7645HX
Cores / Threads	14 / 20+133%	6 / 12
Boost Clock	4.6 GHz	5 GHz+9%
Base Clock	2.4 GHz	4 GHz+67%
L3 Cache	24 MB (total)	32 MB (total)+33%
L2 Cache	1.25 MB (per core)+25%	1 MB (per core)
Process	10 nm	5 nm-50%
Architecture	Alder Lake-H (2022)	Dragon Range (Zen4) (2023)
PassMark	26,096	26,097
Cinebench R23 Multi	—	13,985
Geekbench 6 Single	1,750	2,588+48%
Geekbench 6 Multi	12,200+4%	11,717

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Memory & Platform

The Core i7-12800HE uses the FCBGA1744 socket (PCIe 5.0), while the Ryzen 5 7645HX uses FL1 (PCIe 5.0) — making them incompatible on the same motherboard. Both support up to DDR5-4800 memory speed. Both support up to 64 GB of RAM. Both feature 2-channel memory with ECC support. Both provide 28 PCIe lanes. Chipset compatibility: Alder Lake-H (Core i7-12800HE) and SoC (Ryzen 5 7645HX).

Feature	Core i7-12800HE	Ryzen 5 7645HX
Socket	FCBGA1744	FL1
PCIe Generation	PCIe 5.0	PCIe 5.0
Max RAM Speed	DDR5-4800	DDR5-5200
Max RAM Capacity	64 GB	64 GB
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	28	28

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Advanced Features

Neither processor supports overclocking. Only the Ryzen 5 7645HX supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (Core i7-12800HE) vs AMD-V (SVM) (Ryzen 5 7645HX). Both include integrated graphics — Iris Xe Graphics (Core i7-12800HE) and Radeon 610M (Ryzen 5 7645HX) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i7-12800HE targets Embedded, Ryzen 5 7645HX targets Gaming. Direct competitor: Ryzen 5 7645HX rivals Core i5-13500HX.