EPYC 7303 vs Ryzen 7 5800X3D

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.

EPYC 7303 vs Ryzen 7 5800X3D 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.

EPYC 7303 vs Ryzen 7 5800X3D: Pros, Cons & Final Verdict

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

EPYC 7303

2023

Why buy it

✅+1% higher PassMark.
✅Better for workstations and heavier parallel workloads: 16 cores / 32 threads, plus 128 PCIe lanes vs 24.
✅433.3% more PCIe lanes (128 vs 24) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 5800X3D across 50 shared CPU benchmark tests.
❌23.8% higher power demand at 130W vs 105W.

Ryzen 7 5800X3D

2022

Why buy it

✅Better for gaming: +22.0% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 105W instead of 130W, a 25W reduction.

Trade-offs

❌Lower PassMark (28,298 vs 28,572).
❌Less compelling for workstation-style loads than EPYC 7303, which brings 16 cores / 32 threads and 128 PCIe lanes.
❌Launch MSRP is still $449 MSRP, while EPYC 7303 mostly shows up through inconsistent older-market listings.

Quick Answers

So, is Ryzen 7 5800X3D better than EPYC 7303?

Not really, because they are built for different jobs. EPYC 7303 makes more sense for workstation-style multi-core throughput, while Ryzen 7 5800X3D is the more practical desktop choice for gaming, platform cost, and everyday use.

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

For streaming, content creation, and heavier multitasking, EPYC 7303 is the stronger fit. You are getting 1% better PassMark, backed by 16 cores and 32 threads.

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

Ryzen 7 5800X3D is the better buy right now. Ryzen 7 5800X3D comes in at an unclear MSRP at $449 MSRP versus unclear MSRP, and it still gives you a 22.0% average FPS lead across 50 shared CPU game tests in our data. The compromise is that EPYC 7303 is still stronger for heavier multi-core work with 1% better PassMark. It is also 100.0% better value on MSRP (63.0 vs 0.0 PassMark/$), 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 7 5800X3D makes more sense long term for 2026 and beyond. You are getting 3D V-Cache and a much larger 96 MB L3 cache instead of 64 MB. That extra cache should keep paying off in CPU-limited games and high-refresh builds.

EPYC 7303 vs Ryzen 7 5800X3D Technical Specifications

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

EPYC 7303

The EPYC 7303 is manufactured by AMD. It was released in 5 September 2023 (2 years ago). It is based on the Milan (2021−2023) architecture. It features 16 cores and 32 threads. Base frequency is 2.4 GHz, with boost up to 3.4 GHz. L3 cache: 64 MB (total). L2 cache: 512 kB (per core). Built on 7 nm process technology. Socket: SP3. Thermal design power (TDP): 130 Watt. Memory support: DDR4. Passmark benchmark score: 28,572 points. Launch price was $604.

Ryzen 7 5800X3D

The Ryzen 7 5800X3D is manufactured by AMD. It was released in 20 April 2022 (3 years ago). It is based on the Vermeer (Zen3) (2020−2022) architecture. It features 8 cores and 16 threads. Base frequency is 3.4 GHz, with boost up to 4.5 GHz. L3 cache: 96 MB (total). L2 cache: 512 kB (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4-3200. Passmark benchmark score: 28,298 points. Launch price was $449.

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Processing Power

The EPYC 7303 packs 16 cores / 32 threads, while the Ryzen 7 5800X3D offers 8 cores / 16 threads — the EPYC 7303 has 8 more cores. Boost clocks reach 3.4 GHz on the EPYC 7303 versus 4.5 GHz on the Ryzen 7 5800X3D — a 27.8% clock advantage for the Ryzen 7 5800X3D (base: 2.4 GHz vs 3.4 GHz). The EPYC 7303 uses the Milan (2021−2023) architecture (7 nm), while the Ryzen 7 5800X3D uses Vermeer (Zen3) (2020−2022) (7 nm, 12 nm). In PassMark, the EPYC 7303 scores 28,572 against the Ryzen 7 5800X3D's 28,298 — a 1% lead for the EPYC 7303. L3 cache: 64 MB (total) on the EPYC 7303 vs 96 MB (total) on the Ryzen 7 5800X3D.

Feature	EPYC 7303	Ryzen 7 5800X3D
Cores / Threads	16 / 32+100%	8 / 16
Boost Clock	3.4 GHz	4.5 GHz+32%
Base Clock	2.4 GHz	3.4 GHz+42%
L3 Cache	64 MB (total)	96 MB (total)+50%
L2 Cache	512 kB (per core)	512 kB (per core)
Process	7 nm	7 nm, 12 nm
Architecture	Milan (2021−2023)	Vermeer (Zen3) (2020−2022)
PassMark	28,572	28,298
Cinebench R23 Multi	18,000	—
Geekbench 6 Single	1,960	—
Geekbench 6 Multi	11,000	—

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Memory & Platform

The EPYC 7303 uses the SP3 socket (PCIe 4.0), while the Ryzen 7 5800X3D uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Both support up to DDR4-3200 memory speed. The EPYC 7303 supports up to 204 GB of RAM compared to 128 GB — 59.4% more capacity for professional workloads. Memory channels: 8 (EPYC 7303) vs 2 (Ryzen 7 5800X3D). PCIe lanes: 128 (EPYC 7303) vs 24 (Ryzen 7 5800X3D) — the EPYC 7303 offers 104 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SP3 platform (EPYC 7303) and AMD 500 series,AMD 400 series (Ryzen 7 5800X3D).

Feature	EPYC 7303	Ryzen 7 5800X3D
Socket	SP3	AM4
PCIe Generation	PCIe 4.0	PCIe 4.0
Max RAM Speed	DDR4-3200	DDR4-3200
Max RAM Capacity	204 GB+59%	128 GB
RAM Channels	8+300%	2
ECC Support	Yes	Yes
PCIe Lanes	128+433%	24

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Advanced Features

Virtualization: AMD-V, SVM (EPYC 7303) / not specified (Ryzen 7 5800X3D). Primary use case: EPYC 7303 targets High-frequency Server Workloads. Direct competitor: EPYC 7303 rivals Xeon Gold 6334.