EPYC 9254 vs Xeon 6521P

CPU

GPU

EPYC 9254

24 Cores48 Thrd200 WWMax: 4.15 GHz2022

Popular choices:

•••••••••

Xeon 6521P

24 Cores48 Thrd225 WWMax: 4.1 GHz2025

Popular choices:

•••••••••

Performance Spectrum - CPU

EPYC 9254

24 / 48

64,344

0.0%

Ryzen 7 7700X

Ryzen 7 8840HX

Ryzen Threadripper PRO 7945WX

Ryzen Threadripper PRO 9945WX

Ryzen Threadripper 3990X

Ryzen Threadripper 9960X

Ryzen Threadripper PRO 9975WX

Ryzen Threadripper PRO 7985WX

Xeon 6521P

24 / 48

64,761

+0.6%

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.

Head-to-Head Verdict, Benchmarks, Value & Long-Term Outlook

This comparison brings together gaming FPS, productivity performance, platform differences, power efficiency, pricing context, and upgrade path so you can see which CPU actually makes more sense.

EPYC 9254

2022

Why buy it

✅Better for gaming: +9.3% higher average FPS across 41 shared CPU benchmark tests.
✅Draws 200W instead of 225W, a 25W reduction.

Trade-offs

❌Lower PassMark (64,344 vs 64,761).
❌Lower PassMark per dollar, at 17.1 vs 51.8 PassMark/$ ($3,761 MSRP vs $1,250 MSRP).

Xeon 6521P

2025

Why buy it

✅+0.6% higher PassMark.
✅Costs $2,511 less on MSRP ($1,250 MSRP vs $3,761 MSRP).
✅Delivers 202.8% more PassMark for each dollar spent, at 51.8 vs 17.1 PassMark/$ ($1,250 MSRP vs $3,761 MSRP).
✅6.3% more PCIe lanes (136 vs 128) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than EPYC 9254 across 41 shared CPU benchmark tests.

EPYC 9254

2022

Xeon 6521P

2025

Why buy it

✅Better for gaming: +9.3% higher average FPS across 41 shared CPU benchmark tests.
✅Draws 200W instead of 225W, a 25W reduction.

Why buy it

✅+0.6% higher PassMark.
✅Costs $2,511 less on MSRP ($1,250 MSRP vs $3,761 MSRP).
✅Delivers 202.8% more PassMark for each dollar spent, at 51.8 vs 17.1 PassMark/$ ($1,250 MSRP vs $3,761 MSRP).
✅6.3% more PCIe lanes (136 vs 128) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark (64,344 vs 64,761).
❌Lower PassMark per dollar, at 17.1 vs 51.8 PassMark/$ ($3,761 MSRP vs $1,250 MSRP).

Trade-offs

❌Worse for gaming: lower average FPS than EPYC 9254 across 41 shared CPU benchmark tests.

Quick Answers

So, is Xeon 6521P better than EPYC 9254?

It depends on what matters more to you. For gaming, EPYC 9254 is ahead with a 9.3% average FPS lead across 41 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Xeon 6521P pulls ahead with 0.6% better PassMark.

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

For streaming, content creation, and heavier multitasking, Xeon 6521P is the better fit. You are getting 0.6% better PassMark, backed by 24 cores and 48 threads.

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

Xeon 6521P is the smarter buy today. Xeon 6521P is $2,511 cheaper on MSRP at $1,250 MSRP versus $3,761 MSRP, and it gives you 0.6% better PassMark. The trade-off is that EPYC 9254 is still the better pure gaming CPU with a 9.3% average FPS lead across 41 shared CPU game tests in our data. It is also 202.8% better value on MSRP (51.8 vs 17.1 PassMark/$), so the better CPU is not just faster, it is also the cleaner value play on paper.

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

Xeon 6521P is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2022) and more multi-core headroom with 24 cores / 48 threads instead of 24/48. That should give you a better long-term upgrade path for motherboard, RAM, and future CPU swaps.

Games Benchmarks

Paired with RTX 4090

To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.

Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.

EPYC 9254 Benchmark Check

Xeon 6521P Benchmark Check

Path of Exile 2

Preset	EPYC 9254	Xeon 6521P
1080p
low	171 FPS	188 FPS
medium	142 FPS	165 FPS
high	123 FPS	131 FPS
ultra	96 FPS	106 FPS
1440p
low	149 FPS	155 FPS
medium	120 FPS	131 FPS
high	97 FPS	100 FPS
ultra	77 FPS	82 FPS
4K
low	70 FPS	70 FPS
medium	60 FPS	63 FPS
high	47 FPS	49 FPS
ultra	39 FPS	40 FPS

Open EPYC 9254 Open Xeon 6521P

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	EPYC 9254	Xeon 6521P
1080p
low	603 FPS	585 FPS
medium	529 FPS	517 FPS
high	429 FPS	428 FPS
ultra	375 FPS	376 FPS
1440p
low	507 FPS	489 FPS
medium	453 FPS	437 FPS
high	379 FPS	372 FPS
ultra	314 FPS	309 FPS
4K
low	315 FPS	304 FPS
medium	285 FPS	274 FPS
high	257 FPS	250 FPS
ultra	230 FPS	222 FPS

Open EPYC 9254 Open Xeon 6521P

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	EPYC 9254	Xeon 6521P
1080p
low	716 FPS	900 FPS
medium	608 FPS	829 FPS
high	552 FPS	768 FPS
ultra	486 FPS	677 FPS
1440p
low	549 FPS	770 FPS
medium	465 FPS	706 FPS
high	415 FPS	650 FPS
ultra	359 FPS	581 FPS
4K
low	400 FPS	510 FPS
medium	321 FPS	429 FPS
high	283 FPS	383 FPS
ultra	227 FPS	318 FPS

Open EPYC 9254 Open Xeon 6521P

League of Legends

League of Legends

Valorant

Preset	EPYC 9254	Xeon 6521P
1080p
low	868 FPS	983 FPS
medium	793 FPS	884 FPS
high	684 FPS	764 FPS
ultra	605 FPS	663 FPS
1440p
low	695 FPS	803 FPS
medium	610 FPS	699 FPS
high	523 FPS	601 FPS
ultra	453 FPS	517 FPS
4K
low	502 FPS	579 FPS
medium	451 FPS	520 FPS
high	397 FPS	461 FPS
ultra	340 FPS	396 FPS

Open EPYC 9254 Open Xeon 6521P

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of EPYC 9254 and Xeon 6521P

EPYC 9254

The EPYC 9254 is manufactured by AMD. It was released in 10 November 2022 (3 years ago). It is based on the Genoa (2022−2023) architecture. It features 24 cores and 48 threads. Base frequency is 2.9 GHz, with boost up to 4.15 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 5 nm, 6 nm process technology. Socket: SP5. Thermal design power (TDP): 200 Watt. Memory support: DDR5-4800. Passmark benchmark score: 64,344 points. Launch price was $2,299.

Xeon 6521P

The Xeon 6521P is manufactured by Intel. It was released in 24 February 2025 (less than a year ago). It is based on the Granite Rapids (2024−2025) architecture. It features 24 cores and 48 threads. Base frequency is 2.6 GHz, with boost up to 4.1 GHz. L3 cache: 144 MB (total). L2 cache: 2 MB (per core). Built on Intel 3 nm process technology. Socket: LGA4710. Thermal design power (TDP): 225 Watt. Memory support: DDR5(6400MT/s). Passmark benchmark score: 64,761 points. Launch price was $1,250.

⚡

Processing Power

Both the EPYC 9254 and Xeon 6521P share an identical 24-core/48-thread configuration. Boost clocks reach 4.15 GHz on the EPYC 9254 versus 4.1 GHz on the Xeon 6521P — a 1.2% clock advantage for the EPYC 9254 (base: 2.9 GHz vs 2.6 GHz). The EPYC 9254 uses the Genoa (2022−2023) architecture (5 nm, 6 nm), while the Xeon 6521P uses Granite Rapids (2024−2025) (Intel 3 nm). In PassMark, the EPYC 9254 scores 64,344 against the Xeon 6521P's 64,761 — a 0.6% lead for the Xeon 6521P. L3 cache: 128 MB (total) on the EPYC 9254 vs 144 MB (total) on the Xeon 6521P.

Feature	EPYC 9254	Xeon 6521P
Cores / Threads	24 / 48	24 / 48
Boost Clock	4.15 GHz+1%	4.1 GHz
Base Clock	2.9 GHz+12%	2.6 GHz
L3 Cache	128 MB (total)	144 MB (total)+13%
L2 Cache	1 MB (per core)	2 MB (per core)+100%
Process	5 nm, 6 nm	Intel 3 nm-40%
Architecture	Genoa (2022−2023)	Granite Rapids (2024−2025)
PassMark	64,344	64,761
Geekbench 6 Single	2,233	—
Geekbench 6 Multi	18,023	—

🧠

Memory & Platform

The EPYC 9254 uses the SP5 socket (PCIe 5.0), while the Xeon 6521P uses LGA4710 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800 on the EPYC 9254 versus 6400 on the Xeon 6521P — the Xeon 6521P supports 199.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 9254 supports up to 6144 GB of RAM compared to 4096 — 40% more capacity for professional workloads. Memory channels: 12 (EPYC 9254) vs 8 (Xeon 6521P). PCIe lanes: 128 (EPYC 9254) vs 136 (Xeon 6521P) — the Xeon 6521P offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SP5 (EPYC 9254) and C741 (Xeon 6521P).

Feature	EPYC 9254	Xeon 6521P
Socket	SP5	LGA4710
PCIe Generation	PCIe 5.0	PCIe 5.0
Max RAM Speed	DDR5-4800	6400+127900%
Max RAM Capacity	6144 GB+157286300%	4096
RAM Channels	12+50%	8
ECC Support	Yes	Yes
PCIe Lanes	128	136+6%

🔧

Advanced Features

Neither processor supports overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: AMD-V (EPYC 9254) vs VT-x, VT-d (Xeon 6521P). Primary use case: EPYC 9254 targets Enterprise Server. Direct competitor: EPYC 9254 rivals Xeon Platinum 8468; Xeon 6521P rivals EPYC 9354.

Feature	EPYC 9254	Xeon 6521P
Integrated GPU	No	No
IGPU Model	None	None
Unlocked	No	No
AVX-512	Yes	Yes
Virtualization	AMD-V	VT-x, VT-d
Target Use	Enterprise Server	—

💰

Value Analysis

The EPYC 9254 launched at $3761 MSRP, while the Xeon 6521P debuted at $1250. On MSRP ($3761 vs $1250), the Xeon 6521P is $2511 cheaper. In terms of value on MSRP (PassMark points per dollar), the EPYC 9254 delivers 17.1 pts/$ vs 51.8 pts/$ for the Xeon 6521P — making the Xeon 6521P the 100.7% better value option.