Ryzen 5 7600X3D 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.

Ryzen 5 7600X3D vs Ryzen 5 7645HX 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 7600X3D vs Ryzen 5 7645HX: 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 7600X3D

2024

Why buy it

✅+19.5% higher Geekbench multi-core.
✅+200% larger total L3 cache (96 MB vs 32 MB).

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 5 7645HX across 50 shared CPU benchmark tests.
❌Launch MSRP is still $299 MSRP, while Ryzen 5 7645HX mostly shows up through inconsistent older-market listings.
❌44.4% higher power demand at 65W vs 45W.

Ryzen 5 7645HX

2023

Why buy it

✅Better for gaming: +7.5% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 45W instead of 65W, a 20W reduction.
✅16.7% more PCIe lanes (28 vs 24) for storage and expansion-heavy builds.

Trade-offs

❌Lower Geekbench multi-core (11,717 vs 14,000).
❌Smaller total L3 cache (32 MB vs 96 MB).

Quick Answers

So, is Ryzen 5 7600X3D better than Ryzen 5 7645HX?

It depends on what you want from the system. For gaming, Ryzen 5 7645HX is ahead with a 7.5% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Ryzen 5 7600X3D pulls ahead with 19.5% better Geekbench multi-core. Ryzen 5 7600X3D also has the bigger cache pool with 200% larger total L3 cache (96 MB vs 32 MB).

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

For streaming, content creation, and heavier multitasking, Ryzen 5 7600X3D is the stronger fit. You are getting 19.5% better Geekbench multi-core, backed by 6 cores and 12 threads. It also has the larger cache pool with 200% larger total L3 cache (96 MB vs 32 MB).

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

Ryzen 5 7600X3D is the better buy right now. Ryzen 5 7600X3D comes in at an unclear MSRP at $299 MSRP versus unclear MSRP, and it still gives you 19.5% better Geekbench multi-core. The compromise is that Ryzen 5 7645HX is still the better pure gaming CPU with a 7.5% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (86.0 vs 0.0 PassMark/$), 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 5 7600X3D makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2023), 200% larger total L3 cache (96 MB vs 32 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.

Ryzen 5 7600X3D vs Ryzen 5 7645HX Technical Specifications

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

Ryzen 5 7600X3D

The Ryzen 5 7600X3D is manufactured by AMD. It was released in 30 August 2024 (1 year ago). It is based on the Raphael (2023−2025) architecture. It features 6 cores and 12 threads. Base frequency is 4.1 GHz, with boost up to 4.7 GHz. L3 cache: 96 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: AM5. Thermal design power (TDP): 65 Watt. Memory support: DDR5. Passmark benchmark score: 25,723 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

Both the Ryzen 5 7600X3D and Ryzen 5 7645HX share an identical 6-core/12-thread configuration. Boost clocks reach 4.7 GHz on the Ryzen 5 7600X3D versus 5 GHz on the Ryzen 5 7645HX — a 6.2% clock advantage for the Ryzen 5 7645HX (base: 4.1 GHz vs 4 GHz). The Ryzen 5 7600X3D uses the Raphael (2023−2025) architecture (5 nm), while the Ryzen 5 7645HX uses Dragon Range (Zen4) (2023) (5 nm). In PassMark, the Ryzen 5 7600X3D scores 25,723 against the Ryzen 5 7645HX's 26,097 — a 1.4% lead for the Ryzen 5 7645HX. Geekbench 6 single-core — the metric most relevant to gaming — records 2,800 vs 2,588, a 7.9% lead for the Ryzen 5 7600X3D that directly translates to higher frame rates. Multi-core Geekbench: 14,000 vs 11,717 (17.8% advantage for the Ryzen 5 7600X3D). L3 cache: 96 MB (total) on the Ryzen 5 7600X3D vs 32 MB (total) on the Ryzen 5 7645HX.

Feature	Ryzen 5 7600X3D	Ryzen 5 7645HX
Cores / Threads	6 / 12	6 / 12
Boost Clock	4.7 GHz	5 GHz+6%
Base Clock	4.1 GHz+2%	4 GHz
L3 Cache	96 MB (total)+200%	32 MB (total)
L2 Cache	1 MB (per core)	1 MB (per core)
Process	5 nm	5 nm
Architecture	Raphael (2023−2025)	Dragon Range (Zen4) (2023)
PassMark	25,723	26,097+1%
Cinebench R23 Multi	—	13,985
Geekbench 6 Single	2,800+8%	2,588
Geekbench 6 Multi	14,000+19%	11,717

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Memory & Platform

The Ryzen 5 7600X3D uses the AM5 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 DDR5-5200 memory speed. The Ryzen 5 7600X3D supports up to 192 GB of RAM compared to 64 GB — 200% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 24 (Ryzen 5 7600X3D) vs 28 (Ryzen 5 7645HX) — the Ryzen 5 7645HX offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: B650,X670,B650E,X670E (Ryzen 5 7600X3D) and SoC (Ryzen 5 7645HX).

Feature	Ryzen 5 7600X3D	Ryzen 5 7645HX
Socket	AM5	FL1
PCIe Generation	PCIe 5.0	PCIe 5.0
Max RAM Speed	DDR5-5200	DDR5-5200
Max RAM Capacity	192 GB+200%	64 GB
RAM Channels	2	2
ECC Support	Yes	No
PCIe Lanes	24	28+17%

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Advanced Features

Neither processor supports overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: AMD-V (Ryzen 5 7600X3D) vs AMD-V (SVM) (Ryzen 5 7645HX). Both include integrated graphics — AMD Radeon Graphics (2 Cores) (Ryzen 5 7600X3D) and Radeon 610M (Ryzen 5 7645HX) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Ryzen 5 7600X3D targets Gaming, Ryzen 5 7645HX targets Gaming. Direct competitor: Ryzen 5 7645HX rivals Core i5-13500HX.