EPYC 7451 vs Xeon Gold 5515+

EPYC 7451 vs Xeon Gold 5515+ Performance Spectrum

EPYC 7451

24 / 48

26,639

+1.1%

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Ryzen Threadripper 9960X

Xeon Gold 5515+

8 / 16

26,359

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 7451 vs Xeon Gold 5515+ 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 7451 vs Xeon Gold 5515+: Pros, Cons & Final Verdict

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

EPYC 7451

2017

Why buy it

✅Better for gaming: +5.4% higher average FPS across 50 shared CPU benchmark tests.
✅+184.4% larger total L3 cache (64 MB vs 23 MB).

Trade-offs

❌Older platform position on TR4 with DDR4, while Xeon Gold 5515+ moves to LGA4677 and DDR5.

Xeon Gold 5515+

2023

Why buy it

✅Draws 165W instead of 180W, a 15W reduction.
✅Newer platform on LGA4677 with DDR5 support instead of TR4 and DDR4.

Trade-offs

❌Worse for gaming: lower average FPS than EPYC 7451 across 50 shared CPU benchmark tests.
❌Lower PassMark (26,359 vs 26,639).
❌Smaller total L3 cache (23 MB vs 64 MB).

Quick Answers

So, is EPYC 7451 better than Xeon Gold 5515+?

Yes. EPYC 7451 is the better all-around CPU here. It gives you a 5.4% average FPS lead across 50 shared CPU game tests in our data and 1.1% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, EPYC 7451 is the better pick. According to our tests, it delivers 5.4% more average FPS across 50 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, EPYC 7451 is the stronger fit. You are getting 1.1% better PassMark, backed by 24 cores and 48 threads. It also has the larger cache pool with 184.4% larger total L3 cache (64 MB vs 23 MB).

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

EPYC 7451 still makes the most sense overall. EPYC 7451 comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 5.4% average FPS lead across 50 shared CPU game tests in our data.

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

Xeon Gold 5515+ makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2017) and a healthier platform with LGA4677 and DDR5 instead of TR4. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

EPYC 7451 vs Xeon Gold 5515+ Technical Specifications

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

EPYC 7451

The EPYC 7451 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 24 cores and 48 threads. Base frequency is 2.3 GHz, with boost up to 3.2 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: 26,639 points. Launch price was $2,400.

Xeon Gold 5515+

The Xeon Gold 5515+ is manufactured by Intel. It was released in 14 December 2023 (1 year ago). It is based on the Emerald Rapids (2023) architecture. It features 8 cores and 16 threads. Base frequency is 3.2 GHz, with boost up to 4.1 GHz. L3 cache: 22.5 MB (total). L2 cache: 2 MB (per core). Built on 10 nm process technology. Socket: LGA4677. Thermal design power (TDP): 165 Watt. Memory support: DDR5. Passmark benchmark score: 26,359 points. Launch price was $1,099.

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Processing Power

The EPYC 7451 packs 24 cores / 48 threads, while the Xeon Gold 5515+ offers 8 cores / 16 threads — the EPYC 7451 has 16 more cores. Boost clocks reach 3.2 GHz on the EPYC 7451 versus 4.1 GHz on the Xeon Gold 5515+ — a 24.7% clock advantage for the Xeon Gold 5515+ (base: 2.3 GHz vs 3.2 GHz). The EPYC 7451 uses the Naples (2017−2018) architecture (14 nm), while the Xeon Gold 5515+ uses Emerald Rapids (2023) (10 nm). In PassMark, the EPYC 7451 scores 26,639 against the Xeon Gold 5515+'s 26,359 — a 1.1% lead for the EPYC 7451. L3 cache: 64 MB (total) on the EPYC 7451 vs 22.5 MB (total) on the Xeon Gold 5515+.

Feature	EPYC 7451	Xeon Gold 5515+
Cores / Threads	24 / 48+200%	8 / 16
Boost Clock	3.2 GHz	4.1 GHz+28%
Base Clock	2.3 GHz	3.2 GHz+39%
L3 Cache	64 MB (total)+184%	22.5 MB (total)
L2 Cache	512K (per core)+25500%	2 MB (per core)
Process	14 nm	10 nm-29%
Architecture	Naples (2017−2018)	Emerald Rapids (2023)
PassMark	26,639+1%	26,359

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Memory & Platform

The EPYC 7451 uses the TR4 socket (PCIe 4.0), while the Xeon Gold 5515+ uses LGA4677 (PCIe 4.0) — making them incompatible on the same motherboard.