EPYC 9634 vs Xeon 6781P

EPYC 9634 vs Xeon 6781P Performance Spectrum

EPYC 9634

84 / 168

107,944

0.0%

Ryzen Threadripper PRO 7955WX

Ryzen 9 9950X3D

Ryzen Threadripper 7960X

Ryzen Threadripper PRO 7975WX

Ryzen Threadripper PRO 7985WX

Ryzen Threadripper 7980X

Ryzen Threadripper 9980X

Ryzen Threadripper PRO 7995WX

Xeon 6781P

80 / 160

117,946

+9.3%

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 9634 vs Xeon 6781P 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 9634 vs Xeon 6781P: Pros, Cons & Final Verdict

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

EPYC 9634

2022

Why buy it

✅Better for gaming: +6.5% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 290W instead of 350W, a 60W reduction.
✅AVX-512 support for select workstation, AI, and scientific workloads.

Trade-offs

❌Lower PassMark (107,944 vs 117,946).
❌Lower PassMark per dollar, at 10.5 vs 13.2 PassMark/$ ($10,304 MSRP vs $8,960 MSRP).

Xeon 6781P

2025

Why buy it

✅+9.3% higher PassMark.
✅Costs $1,344 less on MSRP ($8,960 MSRP vs $10,304 MSRP).
✅Delivers 25.7% more PassMark for each dollar spent, at 13.2 vs 10.5 PassMark/$ ($8,960 MSRP vs $10,304 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 9634 across 50 shared CPU benchmark tests.
❌20.7% higher power demand at 350W vs 290W.
❌No AVX-512 support for niche heavy compute workloads where it can matter.

Quick Answers

So, is Xeon 6781P better than EPYC 9634?

It depends on what you want from the system. For gaming, EPYC 9634 is ahead with a 6.5% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Xeon 6781P pulls ahead with 9.3% better PassMark.

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

For streaming, content creation, and heavier multitasking, Xeon 6781P is the stronger fit. You are getting 9.3% better PassMark, backed by 80 cores and 160 threads.

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

Xeon 6781P is the better buy right now. Xeon 6781P comes in $1,344 cheaper on MSRP at $8,960 MSRP versus $10,304 MSRP, and it still gives you 9.3% better PassMark. The compromise is that EPYC 9634 is still the better pure gaming CPU with a 6.5% average FPS lead across 50 shared CPU game tests in our data. It is also 25.7% better value on MSRP (13.2 vs 10.5 PassMark/$), 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 6781P makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2022) and more multi-core headroom with 80 cores / 160 threads instead of 84/168. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

EPYC 9634 vs Xeon 6781P Technical Specifications

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

EPYC 9634

The EPYC 9634 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 84 cores and 168 threads. Base frequency is 2.25 GHz, with boost up to 3.7 GHz. L3 cache: 384 MB (total). L2 cache: 1 MB (per core). Built on 5 nm, 6 nm process technology. Socket: SP5. Thermal design power (TDP): 290 Watt. Memory support: DDR5-4800. Passmark benchmark score: 107,944 points. Launch price was $10,304.

Xeon 6781P

The Xeon 6781P 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 80 cores and 160 threads. Base frequency is 2 GHz, with boost up to 3.8 GHz. L3 cache: 336 MB (total). L2 cache: 2 MB (per core). Built on Intel 3 nm process technology. Socket: LGA4710. Thermal design power (TDP): 350 Watt. Memory support: DDR5(6400MT/s), MRDIMM(8800MT/s). Passmark benchmark score: 117,946 points. Launch price was $8,960.

⚡

Processing Power

The EPYC 9634 packs 84 cores / 168 threads, while the Xeon 6781P offers 80 cores / 160 threads — the EPYC 9634 has 4 more cores. Boost clocks reach 3.7 GHz on the EPYC 9634 versus 3.8 GHz on the Xeon 6781P — a 2.7% clock advantage for the Xeon 6781P (base: 2.25 GHz vs 2 GHz). The EPYC 9634 uses the Genoa (2022−2023) architecture (5 nm, 6 nm), while the Xeon 6781P uses Granite Rapids (2024−2025) (Intel 3 nm). In PassMark, the EPYC 9634 scores 107,944 against the Xeon 6781P's 117,946 — a 8.9% lead for the Xeon 6781P. L3 cache: 384 MB (total) on the EPYC 9634 vs 336 MB (total) on the Xeon 6781P.

Feature	EPYC 9634	Xeon 6781P
Cores / Threads	84 / 168+5%	80 / 160
Boost Clock	3.7 GHz	3.8 GHz+3%
Base Clock	2.25 GHz+13%	2 GHz
L3 Cache	384 MB (total)+14%	336 MB (total)
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	107,944	117,946+9%
Geekbench 6 Single	1,800	—
Geekbench 6 Multi	85,000	—

🧠

Memory & Platform

The EPYC 9634 uses the SP5 socket (PCIe 5.0), while the Xeon 6781P uses LGA4710 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800 on the EPYC 9634 versus DDR5-6400 on the Xeon 6781P — the Xeon 6781P supports 33.3% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 9634 supports up to 6144 GB of RAM compared to 4 TB — 50% more capacity for professional workloads. Memory channels: 12 (EPYC 9634) vs 8 (Xeon 6781P). PCIe lanes: 128 (EPYC 9634) vs 136 (Xeon 6781P) — the Xeon 6781P offers 8 more lanes for additional GPUs or NVMe drives.

Feature	EPYC 9634	Xeon 6781P
Socket	SP5	LGA4710
PCIe Generation	PCIe 5.0+25%	PCIe 4.0
Max RAM Speed	DDR5-4800	DDR5-6400+33%
Max RAM Capacity	6144 GB+50%	4 TB
RAM Channels	12+50%	8
ECC Support	Yes	Yes
PCIe Lanes	128	136+6%

🔧

Advanced Features

Virtualization support: AMD-V (EPYC 9634) vs VT-x, VT-d, VT-x EPT (Xeon 6781P). Primary use case: EPYC 9634 targets Server/Datacenter, Xeon 6781P targets Data Center / Cloud Scale. Direct competitor: EPYC 9634 rivals Xeon 8470; Xeon 6781P rivals EPYC 9655.

Feature	EPYC 9634	Xeon 6781P
Integrated GPU	No	No
Unlocked	No	—
AVX-512	Yes	—
Virtualization	AMD-V	VT-x, VT-d, VT-x EPT
Target Use	Server/Datacenter	Data Center / Cloud Scale

💰

Value Analysis

At launch, the EPYC 9634 was priced at $10304, while the Xeon 6781P came in at $8960. On launch pricing ($10304 vs $8960), Xeon 6781P was $1344 cheaper. In terms of value on MSRP (PassMark points per dollar), the EPYC 9634 delivers 10.5 pts/$ vs 13.2 pts/$ for the Xeon 6781P — making the Xeon 6781P the 22.7% better value option.

Feature	EPYC 9634	Xeon 6781P
MSRP	$10304	$8960-13%
Performance per Dollar	10.5	13.2+26%
Release Date	2022	2025

Search EPYC 9634 on Amazon

Search Xeon 6781P on Amazon

Affiliate Disclosure

ChipVERSUS is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. We may earn a commission on qualifying purchases made through our links. This comes at no additional cost to you and helps support our work in providing comprehensive PC building guides and tools.

Amazon and the Amazon logo are trademarks of Amazon.com, Inc. or its affiliates.