AMD Ryzen 9 7945HX vs AMD EPYC 75F3

Updated Nov 2026 · Scored by the Let’s Compare Data Engine · How we score

For most buyers the AMD EPYC 75F3 is the better pick — it scores 78/100 to the AMD Ryzen 9 7945HX's 69, leading on Benchmark. Choose the AMD Ryzen 9 7945HX instead if core specifications matters most to you, where it comes out ahead.

Verdict

Our overall take, at a glance

AMD EPYC 75F3 leads overall

AMD EPYC 75F3

AMD Ryzen 9 7945HX

Why it stands out

Core Specifications Cores: 32
Core Specifications Threads: 64
Core Specifications Base Frequency: 3 GHz (20% more)

Winner by category for AMD Ryzen 9 7945HX vs AMD EPYC 75F3
Category	AMD EPYC 75F3	AMD Ryzen 9 7945HX	Winner
Core Specifications	43	70	AMD Ryzen 9 7945HX
Integrated Graphics	0	0	Tie
Benchmark	95	68	AMD EPYC 75F3

In-depth analysisAI

AI-generated from the cited sources — may be incomplete or inaccurate; verify important details before deciding · generated Nov 2026.

AMD Ryzen 9 7945HX

The AMD Ryzen 9 7945HX is an x86-64 microprocessor manufactured by AMD. Ryzen processors, which include the Ryzen 9 series, are based on the Zen microarchitecture. Mobile processors with the HX suffix are noted among these products.

AMD EPYC 75F3

The AMD EPYC 75F3 is a server and workstation processor featuring 32 cores and 64 threads built on a 7nm lithography process. Released in March 2021, it operates at a base clock of 3.0 GHz with a maximum boost frequency of 4.0 GHz and includes 256 MB of L3 cache. Designed for high-throughput enterprise workloads, the processor has a rated thermal design power of 280W.

Best for Enterprise servers and workstations running compute-heavy applications that beneBest for Data-intensive workloads that profit from large L3 cache allocations

Pros

High peak boost frequency of 4.0 GHz paired with 32 cores delivers strong per-core and parallel computing performance
Large 256 MB L3 cache aids memory-intensive enterprise and workstation applications
Strong multi-threaded performance score of 64,505 in PassMark CPU Mark benchmarks

Cons

Substantial 280W power requirement demands robust thermal management and infrastructure
Lacks integrated graphics, requiring a discrete GPU for display output
Multiplier is locked, offering no option for manual clock adjustment

Value for Money

Which is the better deal for the price

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AMD Ryzen 9 7945HX

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AMD EPYC 75F3

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Performance

Higher benchmark score = faster

AMD Ryzen 9 7945HX53,741

AMD EPYC 75F364,505

See the raw benchmark values →

Benchmark score — a measured indicator of raw performance, not a guarantee of real-world speed.

Detailed Specifications

The full spec sheet, side by side

Core Specifications

Feature	AMD Ryzen 9 7945HX	AMD EPYC 75F3
Cores	16	32
Threads	32	64
Base Frequency	2.5 GHz	3 GHz20% more
Base Power Consumption	55 W	280 W409% more
Maximum Frequency	5.4 GHz35% more	4 GHz
Maximum Power Consumption	75 W	280 W273% more
L1 Cache	1,024 KB	N/A
L2 Cache	16 MB	N/A
L3 Cache	64 MB	256 MB300% more
Lithography Process	5 nm29% less	7 nm
Is unlocked	Yes	N/A

Integrated Graphics

Feature	AMD Ryzen 9 7945HX	AMD EPYC 75F3
Model	N/A	N/A

Benchmark

Feature	AMD Ryzen 9 7945HX	AMD EPYC 75F3
PassMark CPU Mark	53,741	64,50520% more

Specification Note

Specifications are compiled from official manufacturer data and other reliable internet sources. Some features may vary by region or model configuration.

Frequently Asked Questions

Common questions about AMD Ryzen 9 7945HX vs AMD EPYC 75F3 comparison

Based on our overall comparison score, AMD Ryzen 9 7945HX rates higher at 90/100 versus 86/100 for AMD EPYC 75F3 — a 4-point lead. AMD Ryzen 9 7945HX is the stronger overall pick, though the right choice still depends on which specs matter most to you; the full spec table above breaks down every difference.

AMD Ryzen 9 7945HX and AMD EPYC 75F3 are compared side by side above across every spec in the cpus category — including performance, features and design — each scored 0–100 so you can see exactly where one leads the other. Our overall scores are 90/100 for AMD Ryzen 9 7945HX and 86/100 for AMD EPYC 75F3.

If you want the higher-rated cpus option overall, AMD Ryzen 9 7945HX (90/100) edges out AMD EPYC 75F3 (86/100). But if AMD EPYC 75F3 is cheaper or stronger on the specific specs you care about, it can still be the better buy — use the spec table and strengths profile above to decide.