EPYC 7551P vs Xeon Gold 6346

EPYC 7551P vs Xeon Gold 6346 Performance Spectrum

EPYC 7551P

32 / 64

38,111

+1.0%

Ryzen Threadripper 9960X

Ryzen Threadripper 7970X

Xeon Gold 6346

16 / 32

37,739

0.0%

About PassMark

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 7551P vs Xeon Gold 6346 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 7551P vs Xeon Gold 6346: Pros, Cons & Final Verdict

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

EPYC 7551P

2017

Why buy it

✅+1% higher PassMark.
✅+77.8% larger total L3 cache (64 MB vs 36 MB).
✅Costs $608 less on MSRP ($2,100 MSRP vs $2,708 MSRP).
✅Delivers 30.2% more PassMark for each dollar spent, at 18.1 vs 13.9 PassMark/$ ($2,100 MSRP vs $2,708 MSRP).
✅Draws 180W instead of 205W, a 25W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon Gold 6346 across 50 shared CPU benchmark tests.

Xeon Gold 6346

2021

Why buy it

✅Better for gaming: +9.4% higher average FPS across 50 shared CPU benchmark tests.

Trade-offs

❌Lower PassMark (37,739 vs 38,111).
❌Smaller total L3 cache (36 MB vs 64 MB).
❌Lower PassMark per dollar, at 13.9 vs 18.1 PassMark/$ ($2,708 MSRP vs $2,100 MSRP).

Quick Answers

So, is EPYC 7551P better than Xeon Gold 6346?

It depends on what you want from the system. For gaming, Xeon Gold 6346 is ahead with a 9.4% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, EPYC 7551P pulls ahead with 1% better PassMark. EPYC 7551P also has the bigger cache pool with 77.8% larger total L3 cache (64 MB vs 36 MB).

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

For streaming, content creation, and heavier multitasking, EPYC 7551P is the stronger fit. You are getting 1% better PassMark, backed by 32 cores and 64 threads. It also has the larger cache pool with 77.8% larger total L3 cache (64 MB vs 36 MB).

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

EPYC 7551P is the better buy right now. EPYC 7551P comes in $608 cheaper on MSRP at $2,100 MSRP versus $2,708 MSRP, and it still gives you 1% better PassMark. The compromise is that Xeon Gold 6346 is still the better pure gaming CPU with a 9.4% average FPS lead across 50 shared CPU game tests in our data. It is also 30.2% better value on MSRP (18.1 vs 13.9 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Xeon Gold 6346 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2021 vs 2017). That makes it the safer long-term bet.

EPYC 7551P vs Xeon Gold 6346 Technical Specifications

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

EPYC 7551P

The EPYC 7551P 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 32 cores and 64 threads. Base frequency is 2 GHz, with boost up to 3 GHz. L3 cache: 64 MB (total). L2 cache: 512K (per core). Built on 14 nm process technology. Socket: TR4. Thermal design power (TDP): 180 Watt. Memory support: DDR4 Eight-channel. Passmark benchmark score: 38,111 points. Launch price was $2,100.

Xeon Gold 6346

The Xeon Gold 6346 is manufactured by Intel. It was released in 2015-01-01. It is based on the Ice Lake-SP (2021) architecture. It features 16 cores and 32 threads. Base frequency is 3.1 GHz, with boost up to 3.6 GHz. L3 cache: 36 MB (total). L2 cache: 1 MB (per core). Built on 10 nm process technology. Socket: LGA4189. Thermal design power (TDP): 205 Watt. Memory support: DDR4-3200. Passmark benchmark score: 37,739 points. Launch price was $800.

⚡

Processing Power

The EPYC 7551P packs 32 cores / 64 threads, while the Xeon Gold 6346 offers 16 cores / 32 threads — the EPYC 7551P has 16 more cores. Boost clocks reach 3 GHz on the EPYC 7551P versus 3.6 GHz on the Xeon Gold 6346 — a 18.2% clock advantage for the Xeon Gold 6346 (base: 2 GHz vs 3.1 GHz). The EPYC 7551P uses the Naples (2017−2018) architecture (14 nm), while the Xeon Gold 6346 uses Ice Lake-SP (2021) (10 nm). In PassMark, the EPYC 7551P scores 38,111 against the Xeon Gold 6346's 37,739 — a 1% lead for the EPYC 7551P. L3 cache: 64 MB (total) on the EPYC 7551P vs 36 MB (total) on the Xeon Gold 6346.

Feature	EPYC 7551P	Xeon Gold 6346
Cores / Threads	32 / 64+100%	16 / 32
Boost Clock	3 GHz	3.6 GHz+20%
Base Clock	2 GHz	3.1 GHz+55%
L3 Cache	64 MB (total)+78%	36 MB (total)
L2 Cache	512K (per core)+51100%	1 MB (per core)
Process	14 nm	10 nm-29%
Architecture	Naples (2017−2018)	Ice Lake-SP (2021)
PassMark	38,111	37,739

🧠

Memory & Platform

The EPYC 7551P uses the TR4 socket (PCIe 4.0), while the Xeon Gold 6346 uses LGA4189 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 2666 on the EPYC 7551P versus 3200 on the Xeon Gold 6346 — the Xeon Gold 6346 supports 20% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Gold 6346 supports up to 6144 of RAM compared to 2048 — 200% more capacity for professional workloads. Both feature 8-channel memory with ECC support. PCIe lanes: 128 (EPYC 7551P) vs 64 (Xeon Gold 6346) — the EPYC 7551P offers 64 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SP3 (EPYC 7551P) and C621A (Xeon Gold 6346).

Feature	EPYC 7551P	Xeon Gold 6346
Socket	TR4	LGA4189
PCIe Generation	PCIe 4.0	PCIe 4.0
Max RAM Speed	2666	3200+20%
Max RAM Capacity	2048	6144+200%
RAM Channels	8	8
ECC Support	Yes	Yes
PCIe Lanes	128+100%	64

🔧

Advanced Features

Neither processor supports overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: AMD-V, IOMMU (EPYC 7551P) vs VT-x, VT-d (Xeon Gold 6346). Direct competitor: EPYC 7551P rivals Xeon Platinum 8160; Xeon Gold 6346 rivals EPYC 73F3.

Feature	EPYC 7551P	Xeon Gold 6346
Integrated GPU	No	No
IGPU Model	None	None
Unlocked	No	No
AVX-512	Yes	Yes
Virtualization	AMD-V, IOMMU	VT-x, VT-d

💰

Value Analysis

At launch, the EPYC 7551P was priced at $2100, while the Xeon Gold 6346 came in at $2708. On launch pricing ($2100 vs $2708), EPYC 7551P was $608 cheaper. In terms of value on MSRP (PassMark points per dollar), the EPYC 7551P delivers 18.1 pts/$ vs 13.9 pts/$ for the Xeon Gold 6346 — making the EPYC 7551P the 26.3% better value option.

Feature	EPYC 7551P	Xeon Gold 6346
MSRP	$2100-22%	$2708
Performance per Dollar	18.1+30%	13.9
Release Date	2017	2021

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