Core i9-12900H vs Ryzen 7 7800X3D

CPU

GPU

Core i9-12900H

14 Cores20 Thrd45 WWMax: 5 GHz2022

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Ryzen 7 7800X3D

8 Cores16 Thrd120 WWMax: 5 GHz2023

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Core i9-12900H vs Ryzen 7 7800X3D Performance Spectrum

Core i9-12900H

14 / 20

27,079

0.0%

34,293

+26.6%

Ryzen Threadripper PRO 7965WX

Ryzen Threadripper 7970X

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 i9-12900H vs Ryzen 7 7800X3D 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 i9-12900H vs Ryzen 7 7800X3D: Pros, Cons & Final Verdict

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

Core i9-12900H

2022

Why buy it

✅Draws 45W instead of 120W, a 75W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 7800X3D across 37 shared CPU benchmark tests.
❌Lower Cinebench R23 multi-core (16,500 vs 18,500).
❌Lower PassMark per dollar, at 43.9 vs 76.4 PassMark/$ ($617 MSRP vs $449 MSRP).

Ryzen 7 7800X3D

2023

Why buy it

✅Better for gaming: +23.3% higher average FPS across 37 shared CPU benchmark tests.
✅Costs $168 less on MSRP ($449 MSRP vs $617 MSRP).
✅Delivers 74.0% more PassMark for each dollar spent, at 76.4 vs 43.9 PassMark/$ ($449 MSRP vs $617 MSRP).
✅40% more PCIe lanes (28 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌166.7% higher power demand at 120W vs 45W.

Quick Answers

So, is Ryzen 7 7800X3D better than Core i9-12900H?

Yes. Ryzen 7 7800X3D is the better all-around CPU here. It gives you a 23.3% average FPS lead across 37 shared CPU game tests in our data, 12.1% better Cinebench R23 multi-core, 26.6% 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 7 7800X3D is the better pick. According to our tests, it delivers 23.3% more average FPS across 37 shared CPU game tests. It also has a clear cache advantage at 96 MB versus 24 MB.

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

For streaming, content creation, and heavier multitasking, Ryzen 7 7800X3D is the stronger fit. You are getting 12.1% better Cinebench R23 multi-core, backed by 8 cores and 16 threads. It also has the larger cache pool with 300% larger total L3 cache (96 MB vs 24 MB).

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

Ryzen 7 7800X3D is the better buy right now. Ryzen 7 7800X3D comes in $168 cheaper on MSRP at $449 MSRP versus $617 MSRP, and it still gives you a 23.3% average FPS lead across 37 shared CPU game tests in our data. It is also 74.0% better value on MSRP (76.4 vs 43.9 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Ryzen 7 7800X3D makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2022), 3D V-Cache and a much larger 96 MB L3 cache instead of 24 MB, and more multi-core headroom with 8 cores / 16 threads instead of 14/20. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core i9-12900H vs Ryzen 7 7800X3D Technical Specifications

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

Core i9-12900H

The Core i9-12900H is manufactured by Intel. It was released in 4 January 2022 (3 years ago). It is based on the Alder Lake-H (2022) architecture. It features 14 cores and 20 threads. Base frequency is 2.5 GHz, with boost up to 5 GHz. L3 cache: 24 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: FCBGA1744. Thermal design power (TDP): 45 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 27,079 points. Launch price was $299.

Ryzen 7 7800X3D

The Ryzen 7 7800X3D is manufactured by AMD. It was released in 4 January 2023 (2 years ago). It is based on the Raphael (Zen4) (2022−2023) architecture. It features 8 cores and 16 threads. Base frequency is 4.4 GHz, with boost up to 5 GHz. L3 cache: 96 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: AM5. Thermal design power (TDP): 120 Watt. Memory support: DDR5-5200. Passmark benchmark score: 34,293 points. Launch price was $449.

⚡

Processing Power

The Core i9-12900H packs 14 cores / 20 threads, while the Ryzen 7 7800X3D offers 8 cores / 16 threads — the Core i9-12900H has 6 more cores. Boost clocks reach 5 GHz on the Core i9-12900H versus 5 GHz on the Ryzen 7 7800X3D — identical boost frequencies (base: 2.5 GHz vs 4.4 GHz). The Core i9-12900H uses the Alder Lake-H (2022) architecture (Intel 7 nm), while the Ryzen 7 7800X3D uses Raphael (Zen4) (2022−2023) (5 nm). In PassMark, the Core i9-12900H scores 27,079 against the Ryzen 7 7800X3D's 34,293 — a 23.5% lead for the Ryzen 7 7800X3D. Cinebench R23 multi-core: 16,500 vs 18,500 (11.4% advantage for the Ryzen 7 7800X3D). Geekbench 6 single-core — the metric most relevant to gaming — records 2,400 vs 2,700, a 11.8% lead for the Ryzen 7 7800X3D that directly translates to higher frame rates. Multi-core Geekbench: 12,900 vs 15,000 (15.1% advantage for the Ryzen 7 7800X3D). L3 cache: 24 MB (total) on the Core i9-12900H vs 96 MB (total) on the Ryzen 7 7800X3D.

Feature	Core i9-12900H	Ryzen 7 7800X3D
Cores / Threads	14 / 20+75%	8 / 16
Boost Clock	5 GHz	5 GHz
Base Clock	2.5 GHz	4.4 GHz+76%
L3 Cache	24 MB (total)	96 MB (total)+300%
L2 Cache	1.25 MB (per core)+25%	1 MB (per core)
Process	Intel 7 nm	5 nm-29%
Architecture	Alder Lake-H (2022)	Raphael (Zen4) (2022−2023)
PassMark	27,079	34,293+27%
Cinebench R23 Multi	16,500	18,500+12%
Geekbench 6 Single	2,400	2,700+13%
Geekbench 6 Multi	12,900	15,000+16%

🧠

Memory & Platform

The Core i9-12900H uses the FCBGA1744 socket (PCIe 5.0), while the Ryzen 7 7800X3D uses AM5 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800 on the Core i9-12900H versus DDR5-5200 on the Ryzen 7 7800X3D — the Ryzen 7 7800X3D supports 8.3% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen 7 7800X3D supports up to 128 GB of RAM compared to 64 GB — 100% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 20 (Core i9-12900H) vs 28 (Ryzen 7 7800X3D) — the Ryzen 7 7800X3D offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel 600 Series (Mobile) (Core i9-12900H) and X670E,X670,B650E,B650,A620 (Ryzen 7 7800X3D).

Feature	Core i9-12900H	Ryzen 7 7800X3D
Socket	FCBGA1744	AM5
PCIe Generation	PCIe 5.0	PCIe 5.0
Max RAM Speed	DDR5-4800	DDR5-5200+8%
Max RAM Capacity	64 GB	128 GB+100%
RAM Channels	2	2
ECC Support	No	Yes
PCIe Lanes	20	28+40%

🔧

Advanced Features

Both processors feature an unlocked multiplier for overclocking. Only the Ryzen 7 7800X3D supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: Yes (Core i9-12900H) vs AMD-V (Ryzen 7 7800X3D). Both include integrated graphics — Iris Xe Graphics 96EU (Core i9-12900H) and AMD Radeon Graphics (2-core) (Ryzen 7 7800X3D) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Core i9-12900H targets Mobile, Ryzen 7 7800X3D targets Gaming. Direct competitor: Ryzen 7 7800X3D rivals Intel Core i7-14700K.

Feature	Core i9-12900H	Ryzen 7 7800X3D
Integrated GPU	Yes	Yes
IGPU Model	Iris Xe Graphics 96EU	AMD Radeon Graphics (2-core)
Unlocked	Yes	Yes
AVX-512	No	Yes
Virtualization	Yes	AMD-V
Target Use	Mobile	Gaming

💰

Value Analysis

At launch, the Core i9-12900H was priced at $617, while the Ryzen 7 7800X3D came in at $449. On launch pricing ($617 vs $449), Ryzen 7 7800X3D was $168 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i9-12900H delivers 43.9 pts/$ vs 76.4 pts/$ for the Ryzen 7 7800X3D — making the Ryzen 7 7800X3D the 54% better value option.

Feature	Core i9-12900H	Ryzen 7 7800X3D
MSRP	$617	$449-27%
Performance per Dollar	43.9	76.4+74%
Release Date	2022	2023

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