EPYC 7351 vs Ryzen 9 6900HS

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 7351 vs Ryzen 9 6900HS 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 7351 vs Ryzen 9 6900HS: Pros, Cons & Final Verdict

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

EPYC 7351

2017

Why buy it

✅+0.8% higher PassMark.
✅+300% larger total L3 cache (64 MB vs 16 MB).
✅Better for workstations and heavier parallel workloads: 16 cores / 32 threads.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 6900HS across 50 shared CPU benchmark tests.
❌342.9% higher power demand at 155W vs 35W.
❌Older platform position on TR4 with DDR4, while Ryzen 9 6900HS moves to FP7 and DDR5.
❌No integrated graphics, while Ryzen 9 6900HS can still boot and troubleshoot without a discrete GPU.

Ryzen 9 6900HS

2022

Why buy it

✅Better for gaming: +6.4% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 35W instead of 155W, a 120W reduction.
✅Newer platform on FP7 with DDR5 support instead of TR4 and DDR4.
✅100+% more PCIe lanes (20 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Radeon 680M, while EPYC 7351 needs a discrete GPU.

Trade-offs

❌Lower PassMark (23,040 vs 23,226).
❌Smaller total L3 cache (16 MB vs 64 MB).
❌Less compelling for workstation-style loads than EPYC 7351, which brings 16 cores / 32 threads.

Quick Answers

So, is Ryzen 9 6900HS better than EPYC 7351?

Not really, because they are built for different jobs. EPYC 7351 makes more sense for workstation-style multi-core throughput, while Ryzen 9 6900HS 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 7351 is the stronger fit. You are getting 0.8% better PassMark, backed by 16 cores and 32 threads. It also has the larger cache pool with 300% larger total L3 cache (64 MB vs 16 MB).

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

Ryzen 9 6900HS still makes the most sense overall. Ryzen 9 6900HS comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 6.4% average FPS lead across 50 shared CPU game tests in our data.

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

Ryzen 9 6900HS makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2022 vs 2017) and a healthier platform with FP7 and DDR5 instead of TR4. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

EPYC 7351 vs Ryzen 9 6900HS Technical Specifications

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

EPYC 7351

The EPYC 7351 is manufactured by AMD. It was released in 29 June 2017 (8 years ago). It is based on the Naples (2017−2018) architecture. It features 16 cores and 32 threads. Base frequency is 2.4 GHz, with boost up to 2.9 GHz. L3 cache: 64 MB (total). L2 cache: 512K (per core). Built on 14 nm process technology. Socket: TR4. Thermal design power (TDP): 170 Watt. Memory support: DDR4 Eight-channel. Passmark benchmark score: 23,226 points. Launch price was $1,100.

Ryzen 9 6900HS

The Ryzen 9 6900HS is manufactured by AMD. It was released in Janeiro 2022 (3 years ago). It is based on the Rembrandt-H (Zen 3+) (2022) architecture. It features 8 cores and 16 threads. Base frequency is 3.3 GHz, with boost up to 4.9 GHz. L3 cache: 16 MB (total). L2 cache: 512K (per core). Built on 6 nm process technology. Socket: FP7. Thermal design power (TDP): 35 Watt. Memory support: DDR5. Passmark benchmark score: 23,040 points. Launch price was $299.

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Processing Power

The EPYC 7351 packs 16 cores / 32 threads, while the Ryzen 9 6900HS offers 8 cores / 16 threads — the EPYC 7351 has 8 more cores. Boost clocks reach 2.9 GHz on the EPYC 7351 versus 4.9 GHz on the Ryzen 9 6900HS — a 51.3% clock advantage for the Ryzen 9 6900HS (base: 2.4 GHz vs 3.3 GHz). The EPYC 7351 uses the Naples (2017−2018) architecture (14 nm), while the Ryzen 9 6900HS uses Rembrandt-H (Zen 3+) (2022) (6 nm). In PassMark, the EPYC 7351 scores 23,226 against the Ryzen 9 6900HS's 23,040 — a 0.8% lead for the EPYC 7351. L3 cache: 64 MB (total) on the EPYC 7351 vs 16 MB (total) on the Ryzen 9 6900HS.

Feature	EPYC 7351	Ryzen 9 6900HS
Cores / Threads	16 / 32+100%	8 / 16
Boost Clock	2.9 GHz	4.9 GHz+69%
Base Clock	2.4 GHz	3.3 GHz+38%
L3 Cache	64 MB (total)+300%	16 MB (total)
L2 Cache	512K (per core)	512K (per core)
Process	14 nm	6 nm-57%
Architecture	Naples (2017−2018)	Rembrandt-H (Zen 3+) (2022)
PassMark	23,226	23,040
Cinebench R23 Multi	—	13,445
Geekbench 6 Single	—	1,854
Geekbench 6 Multi	—	8,732

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Memory & Platform

The EPYC 7351 uses the TR4 socket (PCIe 4.0), while the Ryzen 9 6900HS uses FP7 (PCIe 4.0) — making them incompatible on the same motherboard.

Feature	EPYC 7351	Ryzen 9 6900HS
Socket	TR4	FP7
PCIe Generation	PCIe 4.0	PCIe 4.0
Max RAM Speed	—	DDR5-4800
Max RAM Capacity	—	64 GB
RAM Channels	—	2
ECC Support	—	No
PCIe Lanes	—	20

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Advanced Features

Virtualization: not specified (EPYC 7351) / AMD-V (Ryzen 9 6900HS). The Ryzen 9 6900HS includes integrated graphics (Radeon 680M), while the EPYC 7351 requires a dedicated GPU.