AMD Ryzen Threadripper 3990X vs AMD EPYC 7543

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

For most buyers the AMD Ryzen Threadripper 3990X is the better pick — it scores 84/100 to the AMD EPYC 7543's 67, leading on Core Specifications and Benchmark. Choose the AMD EPYC 7543 instead if you want to spend less.

Verdict

Our overall take, at a glance

AMD Ryzen Threadripper 3990X leads overall

AMD Ryzen Threadripper 3990X

AMD EPYC 7543

Why it stands out

Core Specifications Cores: 64
Core Specifications Threads: 128
Core Specifications Base Frequency: 2.9 GHz (4% more)

Winner by category for AMD Ryzen Threadripper 3990X vs AMD EPYC 7543
Category	AMD Ryzen Threadripper 3990X	AMD EPYC 7543	Winner
Core Specifications	60	57	AMD Ryzen Threadripper 3990X
Integrated Graphics	0	0	Tie
Benchmark	96	72	AMD Ryzen Threadripper 3990X

In-depth analysisAI

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

AMD Ryzen Threadripper 3990X

The AMD Ryzen Threadripper 3990X is a high-core count, x86-64 microprocessor designed for demanding professional computing tasks. It belongs to AMD's line of robust desktop processors, making it suitable for users needing extensive computational power. Its architecture focuses on scalability and performance over standard consumer usage.

Best for Workstation PCsBest for Video EditingBest for Scientific Simulation

Pros

Designed as a high-end processor, suggesting superior multi-threaded capability (general knowledge).
It is classified within the Threadripper segment, known for its suitability in complex professional workstations.
The overall line of processors includes various generation identifiers through history, indicating continuous development and specialization into compute tasks.

Cons

Being a high-power workstation chip often requires more complex cooling solutions than standard CPUs (general knowledge).
Its specific focus on professional work and core count places it at the higher end of the market spectrum.

AMD EPYC 7543

The AMD EPYC 7543 is a 32-core, 64-thread server processor built on a 7nm manufacturing process, engineered for enterprise data centers and heavy server workloads. It features a base clock frequency of 2.8 GHz, a maximum boost clock of 3.7 GHz, and a substantial 256 MB of L3 cache. Designed around a 225W base power envelope, it targets high-density virtualization and compute-intensive enterprise applications.

Best for Enterprise server virtualization and cloud infrastructure deploymentBest for Memory-bound server applications benefiting from expansive L3 cache

Pros

32 cores and 64 threads offer high multi-threaded compute density
Large 256 MB L3 cache helps mitigate memory bottlenecks in data-heavy tasks
Strong multi-core output demonstrated by a PassMark CPU Mark score over 60,000

Cons

High 225W base power draw (up to 240W max) demands robust thermal management
No integrated graphics onboard
Multiplier is locked, preventing hardware clock adjustments

Value for Money

Which is the better deal for the price

Pre-filled with launch prices where known — enter today's price for an up-to-date check. Use the same currency for both.

AMD Ryzen Threadripper 3990X

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AMD EPYC 7543

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Performance

Higher benchmark score = faster

AMD Ryzen Threadripper 3990X79,592

AMD EPYC 754360,960

See the raw benchmark values →

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

Review Videos

Hand-picked expert reviews for each product

Detailed Specifications

The full spec sheet, side by side

Core Specifications

Feature	AMD Ryzen Threadripper 3990X	AMD EPYC 7543
Cores	64	32
Threads	128	64
Base Frequency	2.9 GHz4% more	2.8 GHz
Base Power Consumption	280 W24% more	225 W
Maximum Frequency	4.3 GHz16% more	3.7 GHz
Maximum Power Consumption	N/A	240 W
L1 Cache	N/A	2,048 KB
L2 Cache	32 MB100% more	16 MB
L3 Cache	256 MB	256 MB
Lithography Process	7 nm	7 nm
Is unlocked	Yes	N/A

Integrated Graphics

Feature	AMD Ryzen Threadripper 3990X	AMD EPYC 7543
Model	N/A	N/A

Benchmark

Feature	AMD Ryzen Threadripper 3990X	AMD EPYC 7543
PassMark CPU Mark	79,59231% more	60,960

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 Threadripper 3990X vs AMD EPYC 7543 comparison

Based on our overall comparison score, AMD Ryzen Threadripper 3990X rates higher at 91/100 versus 86/100 for AMD EPYC 7543 — a 5-point lead. AMD Ryzen Threadripper 3990X 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 Threadripper 3990X and AMD EPYC 7543 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 91/100 for AMD Ryzen Threadripper 3990X and 86/100 for AMD EPYC 7543.

If you want the higher-rated cpus option overall, AMD Ryzen Threadripper 3990X (91/100) edges out AMD EPYC 7543 (86/100). But if AMD EPYC 7543 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.