Ryzen 9 PRO 5945 vs Ryzen AI 9 HX 375

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.

Ryzen 9 PRO 5945 vs Ryzen AI 9 HX 375 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.

Ryzen 9 PRO 5945 vs Ryzen AI 9 HX 375: Pros, Cons & Final Verdict

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

Ryzen 9 PRO 5945

2022

Why buy it

✅Better for gaming: +12.2% higher average FPS across 50 shared CPU benchmark tests.
✅+300% larger total L3 cache (64 MB vs 16 MB).
✅25% more PCIe lanes (20 vs 16) for storage and expansion-heavy builds.

Trade-offs

❌132.1% higher power demand at 65W vs 28W.
❌Older platform position on AM4 with DDR4, while Ryzen AI 9 HX 375 moves to FP8 and DDR5.
❌No integrated graphics, while Ryzen AI 9 HX 375 can still boot and troubleshoot without a discrete GPU.

Ryzen AI 9 HX 375

2024

Why buy it

✅Draws 28W instead of 65W, a 37W reduction.
✅Newer platform on FP8 with DDR5 support instead of AM4 and DDR4.
✅Integrated graphics onboard with Radeon 890M, while Ryzen 9 PRO 5945 needs a discrete GPU.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 PRO 5945 across 50 shared CPU benchmark tests.
❌Lower Cinebench R23 multi-core (22,246 vs 23,200).
❌Smaller total L3 cache (16 MB vs 64 MB).

Quick Answers

So, is Ryzen 9 PRO 5945 better than Ryzen AI 9 HX 375?

Yes. Ryzen 9 PRO 5945 is the better all-around CPU here. It gives you a 12.2% average FPS lead across 50 shared CPU game tests in our data and 4.3% better Cinebench R23 multi-core, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Ryzen 9 PRO 5945 is the better pick. According to our tests, it delivers 12.2% 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 9 PRO 5945 is the stronger fit. You are getting 4.3% better Cinebench R23 multi-core, backed by 12 cores and 24 threads. It also has the larger cache pool with 300% larger total L3 cache (64 MB vs 16 MB).

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

Ryzen 9 PRO 5945 still makes the most sense overall. Ryzen 9 PRO 5945 comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 12.2% average FPS lead across 50 shared CPU game tests in our data.

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

Ryzen AI 9 HX 375 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2022) and a healthier platform with FP8 and DDR5 instead of AM4. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Ryzen 9 PRO 5945 vs Ryzen AI 9 HX 375 Technical Specifications

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

Ryzen 9 PRO 5945

The Ryzen 9 PRO 5945 is manufactured by AMD. It was released in 4 April 2022 (3 years ago). It is based on the Vermeer (2020−2025) architecture. It features 12 cores and 24 threads. Base frequency is 3 GHz, with boost up to 4.7 GHz. L3 cache: 64 MB. L2 cache: 512 kB (per core). Built on 7 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 34,549 points. Launch price was $499.

Ryzen AI 9 HX 375

The Ryzen AI 9 HX 375 is manufactured by AMD. It was released in Julho 2024 (1 year ago). It is based on the Strix Point-HX (Zen 5) (2024) architecture. It features 12 cores and 24 threads. Base frequency is 2 GHz, with boost up to 5.1 GHz. L3 cache: 16 MB. L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: FP8. Thermal design power (TDP): 28 Watt. Memory support: DDR5. Passmark benchmark score: 34,585 points. Launch price was $499.

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Processing Power

Both the Ryzen 9 PRO 5945 and Ryzen AI 9 HX 375 share an identical 12-core/24-thread configuration. Boost clocks reach 4.7 GHz on the Ryzen 9 PRO 5945 versus 5.1 GHz on the Ryzen AI 9 HX 375 — a 8.2% clock advantage for the Ryzen AI 9 HX 375 (base: 3 GHz vs 2 GHz). The Ryzen 9 PRO 5945 uses the Vermeer (2020−2025) architecture (7 nm), while the Ryzen AI 9 HX 375 uses Strix Point-HX (Zen 5) (2024) (4 nm). In PassMark, the Ryzen 9 PRO 5945 scores 34,549 against the Ryzen AI 9 HX 375's 34,585 — a 0.1% lead for the Ryzen AI 9 HX 375. Cinebench R23 multi-core: 23,200 vs 22,246 (4.2% advantage for the Ryzen 9 PRO 5945). Geekbench 6 single-core — the metric most relevant to gaming — records 2,175 vs 2,865, a 27.4% lead for the Ryzen AI 9 HX 375 that directly translates to higher frame rates. Multi-core Geekbench: 12,500 vs 15,100 (18.8% advantage for the Ryzen AI 9 HX 375). L3 cache: 64 MB on the Ryzen 9 PRO 5945 vs 16 MB on the Ryzen AI 9 HX 375.

Feature	Ryzen 9 PRO 5945	Ryzen AI 9 HX 375
Cores / Threads	12 / 24	12 / 24
Boost Clock	4.7 GHz	5.1 GHz+9%
Base Clock	3 GHz+50%	2 GHz
L3 Cache	64 MB+300%	16 MB
L2 Cache	512 kB (per core)	1 MB (per core)+100%
Process	7 nm	4 nm-43%
Architecture	Vermeer (2020−2025)	Strix Point-HX (Zen 5) (2024)
PassMark	34,549	34,585
Cinebench R23 Multi	23,200+4%	22,246
Geekbench 6 Single	2,175	2,865+32%
Geekbench 6 Multi	12,500	15,100+21%

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Memory & Platform

The Ryzen 9 PRO 5945 uses the AM4 socket (PCIe 4.0), while the Ryzen AI 9 HX 375 uses FP8 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Ryzen 9 PRO 5945 versus LPDDR5x-8000, DDR5-5600 on the Ryzen AI 9 HX 375 — the Ryzen AI 9 HX 375 supports 150% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen AI 9 HX 375 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: 20 (Ryzen 9 PRO 5945) vs 16 (Ryzen AI 9 HX 375) — the Ryzen 9 PRO 5945 offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: X570,B550,A520,X470,B450 (Ryzen 9 PRO 5945) and SoC (Ryzen AI 9 HX 375).

Feature	Ryzen 9 PRO 5945	Ryzen AI 9 HX 375
Socket	AM4	FP8
PCIe Generation	PCIe 4.0	PCIe 4.0
Max RAM Speed	DDR4-3200	LPDDR5x-8000, DDR5-5600+150%
Max RAM Capacity	128 GB	256 GB+100%
RAM Channels	2	2
ECC Support	Yes	No
PCIe Lanes	20+25%	16

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Advanced Features

Neither processor supports overclocking. Only the Ryzen AI 9 HX 375 supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: AMD-V (SVM) (Ryzen 9 PRO 5945) vs AMD-V, AMD-Vi (Ryzen AI 9 HX 375). The Ryzen AI 9 HX 375 includes integrated graphics (Radeon 890M), while the Ryzen 9 PRO 5945 requires a dedicated GPU. Primary use case: Ryzen 9 PRO 5945 targets High-end Gaming, Ryzen AI 9 HX 375 targets AI-Notebook. Direct competitor: Ryzen 9 PRO 5945 rivals Core i9-12900; Ryzen AI 9 HX 375 rivals Ryzen AI 9 HX 370.