Ryzen 7 5800X vs Xeon Gold 6138T

CPU

GPU

Ryzen 7 5800X

8 Cores16 Thrd105 WWMax: 4.7 GHz2020

Ryzen family

·······

Buy on Amazon

Xeon Gold 6138T

20 Cores40 Thrd125 WWMax: 3.7 GHz2017

Similar parts

·······

Buy on Amazon

Ryzen 7 5800X vs Xeon Gold 6138T Performance Spectrum

Ryzen 7 5800X

8 / 16

27,712

+36.1%

Ryzen Threadripper 3990X

Ryzen Threadripper PRO 9965WX

Xeon Gold 6138T

20 / 40

20,356

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.

Ryzen 7 5800X vs Xeon Gold 6138T 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.

Ryzen 7 5800X vs Xeon Gold 6138T: Pros, Cons & Final Verdict

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

Ryzen 7 5800X

2020

Why buy it

✅Better for gaming: +29.8% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $2,293 less on MSRP ($449 MSRP vs $2,742 MSRP).
✅Delivers 731.4% more PassMark for each dollar spent, at 61.7 vs 7.4 PassMark/$ ($449 MSRP vs $2,742 MSRP).
✅Draws 105W instead of 125W, a 20W reduction.

Trade-offs

❌Less compelling for workstation-style loads than Xeon Gold 6138T, which brings 20 cores / 40 threads and 48 PCIe lanes.
❌No AVX-512 support for niche heavy compute workloads where it can matter.

Xeon Gold 6138T

2017

Why buy it

✅Better for workstations and heavier parallel workloads: 20 cores / 40 threads, plus 48 PCIe lanes vs 24.
✅100% more PCIe lanes (48 vs 24) for storage and expansion-heavy builds.
✅AVX-512 support for select workstation, AI, and scientific workloads.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 5800X across 50 shared CPU benchmark tests.
❌Lower PassMark (20,356 vs 27,712).
❌Lower PassMark per dollar, at 7.4 vs 61.7 PassMark/$ ($2,742 MSRP vs $449 MSRP).
❌19% higher power demand at 125W vs 105W.

Quick Answers

So, is Ryzen 7 5800X better than Xeon Gold 6138T?

Not really, because they are built for different jobs. Xeon Gold 6138T makes more sense for workstation-style multi-core throughput, while Ryzen 7 5800X is the more practical desktop choice for gaming, platform cost, and everyday use.

Which one is better for gaming?

If gaming is the priority, Ryzen 7 5800X is the better pick. According to our tests, it delivers 29.8% 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, Ryzen 7 5800X is the stronger fit. You are getting 36.1% better PassMark, backed by 8 cores and 16 threads.

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

Ryzen 7 5800X is the better buy right now. Ryzen 7 5800X comes in $2,293 cheaper on MSRP at $449 MSRP versus $2,742 MSRP, and it still gives you a 29.8% average FPS lead across 50 shared CPU game tests in our data. It is also 731.4% better value on MSRP (61.7 vs 7.4 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Ryzen 7 5800X makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2020 vs 2017) and more multi-core headroom with 8 cores / 16 threads instead of 20/40. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Ryzen 7 5800X vs Xeon Gold 6138T Technical Specifications

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

Ryzen 7 5800X

The Ryzen 7 5800X is manufactured by AMD. It was released in 5 November 2020 (5 years ago). It is based on the Vermeer (Zen 3) (2020−2022) architecture. It features 8 cores and 16 threads. Base frequency is 3.8 GHz, with boost up to 4.7 GHz. L3 cache: 32 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4. Passmark benchmark score: 27,712 points. Launch price was $449.

Xeon Gold 6138T

The Xeon Gold 6138T is manufactured by Intel. It was released in 25 April 2017 (8 years ago). It is based on the Skylake (server) (2017−2018) architecture. It features 20 cores and 40 threads. Base frequency is 2 GHz, with boost up to 3.7 GHz. L3 cache: 27.5 MB. L2 cache: 20 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 125 Watt. Memory support: DDR4-2666. Passmark benchmark score: 20,356 points. Launch price was $2,742.

⚡

Processing Power

The Ryzen 7 5800X packs 8 cores / 16 threads, while the Xeon Gold 6138T offers 20 cores / 40 threads — the Xeon Gold 6138T has 12 more cores. Boost clocks reach 4.7 GHz on the Ryzen 7 5800X versus 3.7 GHz on the Xeon Gold 6138T — a 23.8% clock advantage for the Ryzen 7 5800X (base: 3.8 GHz vs 2 GHz). The Ryzen 7 5800X uses the Vermeer (Zen 3) (2020−2022) architecture (7 nm, 12 nm), while the Xeon Gold 6138T uses Skylake (server) (2017−2018) (14 nm). In PassMark, the Ryzen 7 5800X scores 27,712 against the Xeon Gold 6138T's 20,356 — a 30.6% lead for the Ryzen 7 5800X. L3 cache: 32 MB on the Ryzen 7 5800X vs 27.5 MB on the Xeon Gold 6138T.

Feature	Ryzen 7 5800X	Xeon Gold 6138T
Cores / Threads	8 / 16	20 / 40+150%
Boost Clock	4.7 GHz+27%	3.7 GHz
Base Clock	3.8 GHz+90%	2 GHz
L3 Cache	32 MB+16%	27.5 MB
L2 Cache	512K (per core)+2460%	20 MB
Process	7 nm, 12 nm-50%	14 nm
Architecture	Vermeer (Zen 3) (2020−2022)	Skylake (server) (2017−2018)
PassMark	27,712+36%	20,356
Geekbench 6 Single	—	1,030
Geekbench 6 Multi	—	11,988

🧠

Memory & Platform

The Ryzen 7 5800X uses the AM4 socket (PCIe 4.0), while the Xeon Gold 6138T uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Ryzen 7 5800X versus DDR4-2666 on the Xeon Gold 6138T — the Ryzen 7 5800X supports 20% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Gold 6138T supports up to 768 GB of RAM compared to 128 GB — 500% more capacity for professional workloads. Memory channels: 2 (Ryzen 7 5800X) vs 6 (Xeon Gold 6138T). PCIe lanes: 24 (Ryzen 7 5800X) vs 48 (Xeon Gold 6138T) — the Xeon Gold 6138T offers 24 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD 500 series,AMD 400 series,AMD 300 series (Ryzen 7 5800X) and C620 (Xeon Gold 6138T).

Feature	Ryzen 7 5800X	Xeon Gold 6138T
Socket	AM4	LGA3647
PCIe Generation	PCIe 4.0+33%	PCIe 3.0
Max RAM Speed	DDR4-3200+20%	DDR4-2666
Max RAM Capacity	128 GB	768 GB+500%
RAM Channels	2	6+200%
ECC Support	Yes	Yes
PCIe Lanes	24	48+100%

🔧

Advanced Features

Only the Xeon Gold 6138T supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: AMD-V (Ryzen 7 5800X) vs Yes (Xeon Gold 6138T). Primary use case: Ryzen 7 5800X targets Desktop.

Feature	Ryzen 7 5800X	Xeon Gold 6138T
Integrated GPU	No	No
Unlocked	Yes	—
AVX-512	No	Yes
Virtualization	AMD-V	Yes
Target Use	Desktop	—

💰

Value Analysis

At launch, the Ryzen 7 5800X was priced at $449, while the Xeon Gold 6138T came in at $2742. On launch pricing ($449 vs $2742), Ryzen 7 5800X was $2293 cheaper. In terms of value on MSRP (PassMark points per dollar), the Ryzen 7 5800X delivers 61.7 pts/$ vs 7.4 pts/$ for the Xeon Gold 6138T — making the Ryzen 7 5800X the 157.1% better value option.

Feature	Ryzen 7 5800X	Xeon Gold 6138T
MSRP	$449-84%	$2742
Performance per Dollar	61.7+734%	7.4
Release Date	2020	2017

Search Ryzen 7 5800X on Amazon

Search Xeon Gold 6138T 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.