Ryzen 5 7645HX vs Ryzen 7 PRO 5845

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 5 7645HX vs Ryzen 7 PRO 5845 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 5 7645HX vs Ryzen 7 PRO 5845: Pros, Cons & Final Verdict

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

Ryzen 5 7645HX

2023

Why buy it

✅Better for gaming: +14.3% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 45W instead of 65W, a 20W reduction.
✅Newer platform on FL1 with DDR5 support instead of AM4 and DDR4.
✅100+% more PCIe lanes (28 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Radeon 610M, while Ryzen 7 PRO 5845 needs a discrete GPU.

Trade-offs

❌Fewer obvious downsides in this matchup outside of normal market pricing swings.

Ryzen 7 PRO 5845

2022

Why buy it

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 5 7645HX across 50 shared CPU benchmark tests.
❌Lower PassMark (26,054 vs 26,097).
❌Launch MSRP is still $300 MSRP, while Ryzen 5 7645HX mostly shows up through inconsistent older-market listings.
❌44.4% higher power demand at 65W vs 45W.
❌Older platform position on AM4 with DDR4, while Ryzen 5 7645HX moves to FL1 and DDR5.

Quick Answers

So, is Ryzen 5 7645HX better than Ryzen 7 PRO 5845?

Yes. Ryzen 5 7645HX is the better all-around CPU here. It gives you a 14.3% average FPS lead across 50 shared CPU game tests in our data, 0.2% better 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 7645HX is the better pick. According to our tests, it delivers 14.3% 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 7645HX is the stronger fit. You are getting 0.2% better PassMark, backed by 6 cores and 12 threads.

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

Ryzen 5 7645HX is still the faster CPU overall, but Ryzen 7 PRO 5845 is easier to justify if budget matters more than peak performance. Ryzen 5 7645HX comes in at an unclear MSRP at unclear MSRP versus $300 MSRP, and it still gives you a 14.3% average FPS lead across 50 shared CPU game tests in our data. Ryzen 7 PRO 5845 is also 100.0% better value on MSRP (86.8 vs 0.0 PassMark/$), 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 7645HX makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2022), a healthier platform with FL1 and DDR5 instead of AM4, and more multi-core headroom with 6 cores / 12 threads instead of 8/16. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Ryzen 5 7645HX vs Ryzen 7 PRO 5845 Technical Specifications

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

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.

Ryzen 7 PRO 5845

The Ryzen 7 PRO 5845 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 8 cores and 16 threads. Base frequency is 3.4 GHz, with boost up to 4.6 GHz. L3 cache: 32 MB (total). 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: 26,054 points. Launch price was $299.

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Processing Power

The Ryzen 5 7645HX packs 6 cores / 12 threads, while the Ryzen 7 PRO 5845 offers 8 cores / 16 threads — the Ryzen 7 PRO 5845 has 2 more cores. Boost clocks reach 5 GHz on the Ryzen 5 7645HX versus 4.6 GHz on the Ryzen 7 PRO 5845 — a 8.3% clock advantage for the Ryzen 5 7645HX (base: 4 GHz vs 3.4 GHz). The Ryzen 5 7645HX uses the Dragon Range (Zen4) (2023) architecture (5 nm), while the Ryzen 7 PRO 5845 uses Vermeer (2020−2025) (7 nm). In PassMark, the Ryzen 5 7645HX scores 26,097 against the Ryzen 7 PRO 5845's 26,054 — a 0.2% lead for the Ryzen 5 7645HX. Both processors carry 32 MB (total) of L3 cache.

Feature	Ryzen 5 7645HX	Ryzen 7 PRO 5845
Cores / Threads	6 / 12	8 / 16+33%
Boost Clock	5 GHz+9%	4.6 GHz
Base Clock	4 GHz+18%	3.4 GHz
L3 Cache	32 MB (total)	32 MB (total)
L2 Cache	1 MB (per core)+100%	512 kB (per core)
Process	5 nm-29%	7 nm
Architecture	Dragon Range (Zen4) (2023)	Vermeer (2020−2025)
PassMark	26,097	26,054
Cinebench R23 Multi	13,985	—
Geekbench 6 Single	2,588	—
Geekbench 6 Multi	11,717	—

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Memory & Platform

The Ryzen 5 7645HX uses the FL1 socket (PCIe 5.0), while the Ryzen 7 PRO 5845 uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard.

Feature	Ryzen 5 7645HX	Ryzen 7 PRO 5845
Socket	FL1	AM4
PCIe Generation	PCIe 5.0+25%	PCIe 4.0
Max RAM Speed	DDR5-5200	—
Max RAM Capacity	64 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	28	—

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Advanced Features

Virtualization: AMD-V (SVM) (Ryzen 5 7645HX) / not specified (Ryzen 7 PRO 5845). The Ryzen 5 7645HX includes integrated graphics (Radeon 610M), while the Ryzen 7 PRO 5845 requires a dedicated GPU. Primary use case: Ryzen 5 7645HX targets Gaming. Direct competitor: Ryzen 5 7645HX rivals Core i5-13500HX.