Ryzen 9 PRO 5945 vs Xeon Gold 6238R

Ryzen 9 PRO 5945 vs Xeon Gold 6238R Performance Spectrum

Ryzen 9 PRO 5945

12 / 24

34,549

0.0%

Ryzen Threadripper PRO 7965WX

Ryzen Threadripper 7970X

Xeon Gold 6238R

28 / 56

34,751

+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.

Ryzen 9 PRO 5945 vs Xeon Gold 6238R 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 9 PRO 5945 vs Xeon Gold 6238R: Pros, Cons & Final Verdict

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

Ryzen 9 PRO 5945

2022

Why buy it

✅Better for gaming: +10.4% higher average FPS across 50 shared CPU benchmark tests.
✅+66.2% larger total L3 cache (64 MB vs 39 MB).
✅Draws 65W instead of 165W, a 100W reduction.

Trade-offs

❌Lower Geekbench multi-core (12,500 vs 21,433).
❌Less compelling for workstation-style loads than Xeon Gold 6238R, which brings 28 cores / 56 threads and 48 PCIe lanes.
❌No AVX-512 support for niche heavy compute workloads where it can matter.

Xeon Gold 6238R

2020

Why buy it

✅+71.5% higher Geekbench multi-core.
✅Better for workstations and heavier parallel workloads: 28 cores / 56 threads, plus 48 PCIe lanes vs 20.
✅140% more PCIe lanes (48 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 PRO 5945 across 50 shared CPU benchmark tests.
❌Smaller total L3 cache (39 MB vs 64 MB).
❌Launch MSRP is still $2,612 MSRP, while Ryzen 9 PRO 5945 mostly shows up through inconsistent older-market listings.
❌153.8% higher power demand at 165W vs 65W.

Quick Answers

So, is Ryzen 9 PRO 5945 better than Xeon Gold 6238R?

Not really, because they are built for different jobs. Xeon Gold 6238R makes more sense for workstation-style multi-core throughput, while Ryzen 9 PRO 5945 is the more practical desktop choice for gaming, platform cost, and everyday use.

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

For streaming, content creation, and heavier multitasking, Xeon Gold 6238R is the stronger fit. You are getting 71.5% better Geekbench multi-core, backed by 28 cores and 56 threads.

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

Ryzen 9 PRO 5945 is still the faster CPU overall, but Xeon Gold 6238R is easier to justify if budget matters more than peak performance. Ryzen 9 PRO 5945 comes in at an unclear MSRP at unclear MSRP versus $2,612 MSRP, and it still gives you a 10.4% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Xeon Gold 6238R is still stronger for heavier multi-core work with 71.5% better Geekbench multi-core. Xeon Gold 6238R is also 100.0% better value on MSRP (13.3 vs 0.0 PassMark/$), which is why it can still make sense for tighter-budget builds on paper.

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

Ryzen 9 PRO 5945 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2022 vs 2020) and 66.2% larger total L3 cache (64 MB vs 39 MB). That makes it the safer long-term bet.

Ryzen 9 PRO 5945 vs Xeon Gold 6238R Technical Specifications

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

Ryzen 9 PRO 5945

The Ryzen 9 PRO 5945 is manufactured by AMD. It was released in 4 April 2022 (3 years ago). It is based on the Vermeer (2020−2025) architecture. It features 12 cores and 24 threads. Base frequency is 3 GHz, with boost up to 4.7 GHz. L3 cache: 64 MB. L2 cache: 512 kB (per core). Built on 7 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 34,549 points. Launch price was $499.

Xeon Gold 6238R

The Xeon Gold 6238R is manufactured by Intel. It was released in 24 February 2020 (5 years ago). It is based on the Cascade Lake (2019−2020) architecture. It features 28 cores and 56 threads. Base frequency is 2.2 GHz, with boost up to 4 GHz. L3 cache: 38.5 MB. L2 cache: 28 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 165 Watt. Memory support: DDR4-2933. Passmark benchmark score: 34,751 points. Launch price was $2,612.

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Processing Power

The Ryzen 9 PRO 5945 packs 12 cores / 24 threads, while the Xeon Gold 6238R offers 28 cores / 56 threads — the Xeon Gold 6238R has 16 more cores. Boost clocks reach 4.7 GHz on the Ryzen 9 PRO 5945 versus 4 GHz on the Xeon Gold 6238R — a 16.1% clock advantage for the Ryzen 9 PRO 5945 (base: 3 GHz vs 2.2 GHz). The Ryzen 9 PRO 5945 uses the Vermeer (2020−2025) architecture (7 nm), while the Xeon Gold 6238R uses Cascade Lake (2019−2020) (14 nm). In PassMark, the Ryzen 9 PRO 5945 scores 34,549 against the Xeon Gold 6238R's 34,751 — a 0.6% lead for the Xeon Gold 6238R. Multi-core Geekbench: 12,500 vs 21,433 (52.7% advantage for the Xeon Gold 6238R). L3 cache: 64 MB on the Ryzen 9 PRO 5945 vs 38.5 MB on the Xeon Gold 6238R.

Feature	Ryzen 9 PRO 5945	Xeon Gold 6238R
Cores / Threads	12 / 24	28 / 56+133%
Boost Clock	4.7 GHz+18%	4 GHz
Base Clock	3 GHz+36%	2.2 GHz
L3 Cache	64 MB+66%	38.5 MB
L2 Cache	512 kB (per core)	28 MB+5500%
Process	7 nm-50%	14 nm
Architecture	Vermeer (2020−2025)	Cascade Lake (2019−2020)
PassMark	34,549	34,751
Cinebench R23 Multi	23,200	—
Geekbench 6 Single	2,175	—
Geekbench 6 Multi	12,500	21,433+71%

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Memory & Platform

The Ryzen 9 PRO 5945 uses the AM4 socket (PCIe 4.0), while the Xeon Gold 6238R uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Ryzen 9 PRO 5945 versus DDR4-2933 on the Xeon Gold 6238R — the Ryzen 9 PRO 5945 supports 9.1% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Gold 6238R supports up to 1 TB of RAM compared to 128 GB — 700% more capacity for professional workloads. Memory channels: 2 (Ryzen 9 PRO 5945) vs 6 (Xeon Gold 6238R). PCIe lanes: 20 (Ryzen 9 PRO 5945) vs 48 (Xeon Gold 6238R) — the Xeon Gold 6238R offers 28 more lanes for additional GPUs or NVMe drives. Chipset compatibility: X570,B550,A520,X470,B450 (Ryzen 9 PRO 5945) and C621,C622,C624,C627,C628 (Xeon Gold 6238R).

Feature	Ryzen 9 PRO 5945	Xeon Gold 6238R
Socket	AM4	LGA3647
PCIe Generation	PCIe 4.0+33%	PCIe 3.0
Max RAM Speed	DDR4-3200+9%	DDR4-2933
Max RAM Capacity	128 GB	1 TB+700%
RAM Channels	2	6+200%
ECC Support	Yes	Yes
PCIe Lanes	20	48+140%

🔧

Advanced Features

Neither processor supports overclocking. Only the Xeon Gold 6238R supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: AMD-V (SVM) (Ryzen 9 PRO 5945) vs VT-x, VT-d, EPT (Xeon Gold 6238R). Primary use case: Ryzen 9 PRO 5945 targets High-end Gaming, Xeon Gold 6238R targets Server. Direct competitor: Ryzen 9 PRO 5945 rivals Core i9-12900; Xeon Gold 6238R rivals Xeon Gold 6248R.