Ryzen 9 7940HX vs Ryzen 9 8945HX

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 7940HX vs Ryzen 9 8945HX 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 7940HX vs Ryzen 9 8945HX: 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 7940HX

2024

Why buy it

✅+0.8% higher PassMark.

Trade-offs

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

Ryzen 9 8945HX

2025

Why buy it

Trade-offs

❌Lower PassMark (53,211 vs 53,628).

Quick Answers

So, is Ryzen 9 7940HX better than Ryzen 9 8945HX?

It depends on what you want from the system. For gaming, Ryzen 9 8945HX is ahead with a 0.6% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Ryzen 9 7940HX pulls ahead with 0.8% better PassMark.

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

For streaming, content creation, and heavier multitasking, Ryzen 9 7940HX is the stronger fit. You are getting 0.8% better PassMark, backed by 16 cores and 32 threads.

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

Ryzen 9 7940HX still makes the most sense overall. Ryzen 9 7940HX comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you 0.8% better PassMark.

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

Ryzen 9 8945HX makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2024). That makes it the safer long-term bet.

Ryzen 9 7940HX vs Ryzen 9 8945HX Technical Specifications

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

Ryzen 9 7940HX

The Ryzen 9 7940HX is manufactured by AMD. It was released in 2024-01-01. It is based on the Dragon Range-HX (Zen 4) (2023−2024) architecture. It features 16 cores and 32 threads. Base frequency is 2.4 GHz, with boost up to 5.2 GHz. L3 cache: 64 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: FL1. Thermal design power (TDP): 55 Watt. Memory support: DDR5. Passmark benchmark score: 53,628 points. Launch price was $600.

Ryzen 9 8945HX

The Ryzen 9 8945HX is manufactured by AMD. It was released in 2025-04-01. It is based on the Dragon Range (2025) architecture. It features 16 cores and 32 threads. Base frequency is 2.5 GHz, with boost up to 5.4 GHz. L3 cache: 64 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: FL1. Thermal design power (TDP): 55 Watt. Memory support: DDR5. Passmark benchmark score: 53,211 points. Launch price was $700.

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Processing Power

Both the Ryzen 9 7940HX and Ryzen 9 8945HX share an identical 16-core/32-thread configuration. Boost clocks reach 5.2 GHz on the Ryzen 9 7940HX versus 5.4 GHz on the Ryzen 9 8945HX — a 3.8% clock advantage for the Ryzen 9 8945HX (base: 2.4 GHz vs 2.5 GHz). The Ryzen 9 7940HX uses the Dragon Range-HX (Zen 4) (2023−2024) architecture (5 nm), while the Ryzen 9 8945HX uses Dragon Range (2025) (5 nm). In PassMark, the Ryzen 9 7940HX scores 53,628 against the Ryzen 9 8945HX's 53,211 — a 0.8% lead for the Ryzen 9 7940HX. Both processors carry 64 MB (total) of L3 cache.

Feature	Ryzen 9 7940HX	Ryzen 9 8945HX
Cores / Threads	16 / 32	16 / 32
Boost Clock	5.2 GHz	5.4 GHz+4%
Base Clock	2.4 GHz	2.5 GHz+4%
L3 Cache	64 MB (total)	64 MB (total)
L2 Cache	1 MB (per core)	1 MB (per core)
Process	5 nm	5 nm
Architecture	Dragon Range-HX (Zen 4) (2023−2024)	Dragon Range (2025)
PassMark	53,628	53,211

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Memory & Platform

Both processors use the FL1 socket with PCIe 5.0. Maximum memory speed reaches 5200 on the Ryzen 9 7940HX versus 5600 on the Ryzen 9 8945HX — the Ryzen 9 8945HX supports 7.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen 9 7940HX supports up to 128 of RAM compared to 96 — 33.3% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 28 PCIe lanes. Chipset compatibility: FL1 (Ryzen 9 7940HX) and FL1 (Ryzen 9 8945HX).

Feature	Ryzen 9 7940HX	Ryzen 9 8945HX
Socket	FL1	FL1
PCIe Generation	PCIe 5.0	PCIe 5.0
Max RAM Speed	5200	5600+8%
Max RAM Capacity	128+33%	96
RAM Channels	2	2
ECC Support	Yes	Yes
PCIe Lanes	28	28

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Advanced Features

Both processors feature an unlocked multiplier for overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Both support VT-x, VT-d, AMD-V virtualization. Both include integrated graphics — AMD Radeon 610M (Ryzen 9 7940HX) and AMD Radeon 610M (Ryzen 9 8945HX) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Direct competitor: Ryzen 9 7940HX rivals Core i9-13900HX; Ryzen 9 8945HX rivals Core Ultra 9 275HX.