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.

Ryzen 9 5900X

2020

Why buy it

✅Better for gaming: +31.7% higher average FPS across 50 shared CPU benchmark tests.
✅+66.2% larger total L3 cache (64 MB vs 39 MB).
✅Costs $2,063 less on MSRP ($549 MSRP vs $2,612 MSRP).
✅Delivers 433.3% more PassMark for each dollar spent, at 71.0 vs 13.3 PassMark/$ ($549 MSRP vs $2,612 MSRP).
✅Draws 105W instead of 165W, a 60W reduction.

Trade-offs

❌Lower Geekbench multi-core (11,888 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

✅+80.3% higher Geekbench multi-core.
✅Better for workstations and heavier parallel workloads: 28 cores / 56 threads, plus 48 PCIe lanes vs 24.
✅100% more PCIe lanes (48 vs 24) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 5900X across 50 shared CPU benchmark tests.
❌Smaller total L3 cache (39 MB vs 64 MB).
❌Lower PassMark per dollar, at 13.3 vs 71.0 PassMark/$ ($2,612 MSRP vs $549 MSRP).
❌57.1% higher power demand at 165W vs 105W.

Ryzen 9 5900X

2020

Xeon Gold 6238R

2020

Why buy it

✅Better for gaming: +31.7% higher average FPS across 50 shared CPU benchmark tests.
✅+66.2% larger total L3 cache (64 MB vs 39 MB).
✅Costs $2,063 less on MSRP ($549 MSRP vs $2,612 MSRP).
✅Delivers 433.3% more PassMark for each dollar spent, at 71.0 vs 13.3 PassMark/$ ($549 MSRP vs $2,612 MSRP).
✅Draws 105W instead of 165W, a 60W reduction.

Why buy it

✅+80.3% higher Geekbench multi-core.
✅Better for workstations and heavier parallel workloads: 28 cores / 56 threads, plus 48 PCIe lanes vs 24.
✅100% more PCIe lanes (48 vs 24) for storage and expansion-heavy builds.

Trade-offs

❌Lower Geekbench multi-core (11,888 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.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 5900X across 50 shared CPU benchmark tests.
❌Smaller total L3 cache (39 MB vs 64 MB).
❌Lower PassMark per dollar, at 13.3 vs 71.0 PassMark/$ ($2,612 MSRP vs $549 MSRP).
❌57.1% higher power demand at 165W vs 105W.

Quick Answers

So, is Ryzen 9 5900X better than Xeon Gold 6238R?

Not in a simple one-size-fits-all way. Xeon Gold 6238R makes more sense for workstation-style multi-core throughput, while Ryzen 9 5900X is the better mainstream desktop choice for gaming, platform cost, and day-to-day practicality.

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

For streaming, content creation, and heavier multitasking, Xeon Gold 6238R is the better fit. You are getting 80.3% 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 5900X is the smarter buy today. Ryzen 9 5900X is $2,063 cheaper on MSRP at $549 MSRP versus $2,612 MSRP, and it gives you a 31.7% average FPS lead across 50 shared CPU game tests in our data. The trade-off is that Xeon Gold 6238R is still stronger for heavier multi-core work with 80.3% better Geekbench multi-core. It is also 433.3% better value on MSRP (71.0 vs 13.3 PassMark/$), 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 Gold 6238R is the more future-proof choice for 2026 and beyond. You are getting more multi-core headroom with 28 cores / 56 threads instead of 12/24 and AVX-512 support for heavier modern compute workloads. That extra compute headroom should age better as games, background tasks, and creator workloads get heavier.

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.

Ryzen 9 5900X Benchmark Check

Xeon Gold 6238R Benchmark Check

Path of Exile 2

Preset	Ryzen 9 5900X	Xeon Gold 6238R
1080p
low	323 FPS	196 FPS
medium	291 FPS	158 FPS
high	243 FPS	128 FPS
ultra	193 FPS	100 FPS
1440p
low	307 FPS	157 FPS
medium	248 FPS	123 FPS
high	192 FPS	96 FPS
ultra	157 FPS	76 FPS
4K
low	193 FPS	72 FPS
medium	156 FPS	60 FPS
high	115 FPS	47 FPS
ultra	103 FPS	38 FPS

Open Ryzen 9 5900X Open Xeon Gold 6238R

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Ryzen 9 5900X	Xeon Gold 6238R
1080p
low	772 FPS	233 FPS
medium	647 FPS	207 FPS
high	508 FPS	174 FPS
ultra	450 FPS	145 FPS
1440p
low	619 FPS	200 FPS
medium	536 FPS	180 FPS
high	443 FPS	153 FPS
ultra	364 FPS	123 FPS
4K
low	365 FPS	125 FPS
medium	318 FPS	114 FPS
high	289 FPS	104 FPS
ultra	255 FPS	86 FPS

Open Ryzen 9 5900X Open Xeon Gold 6238R

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Ryzen 9 5900X	Xeon Gold 6238R
1080p
low	832 FPS	869 FPS
medium	645 FPS	869 FPS
high	558 FPS	833 FPS
ultra	459 FPS	753 FPS
1440p
low	721 FPS	761 FPS
medium	565 FPS	676 FPS
high	488 FPS	635 FPS
ultra	407 FPS	569 FPS
4K
low	511 FPS	492 FPS
medium	421 FPS	406 FPS
high	374 FPS	357 FPS
ultra	308 FPS	292 FPS

Open Ryzen 9 5900X Open Xeon Gold 6238R

League of Legends

League of Legends

Valorant

Preset	Ryzen 9 5900X	Xeon Gold 6238R
1080p
low	974 FPS	869 FPS
medium	974 FPS	816 FPS
high	934 FPS	703 FPS
ultra	826 FPS	613 FPS
1440p
low	959 FPS	716 FPS
medium	843 FPS	628 FPS
high	726 FPS	539 FPS
ultra	617 FPS	466 FPS
4K
low	694 FPS	521 FPS
medium	621 FPS	465 FPS
high	541 FPS	408 FPS
ultra	437 FPS	351 FPS

Open Ryzen 9 5900X Open Xeon Gold 6238R

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Ryzen 9 5900X and Xeon Gold 6238R

Ryzen 9 5900X

The Ryzen 9 5900X is manufactured by AMD. It was released in 5 November 2020 (5 years ago). It is based on the Vermeer (Zen3) (2020−2022) architecture. It features 12 cores and 24 threads. Base frequency is 3.7 GHz, with boost up to 4.8 GHz. L3 cache: 64 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4-3200. Passmark benchmark score: 38,955 points. Launch price was $549.

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.

⚡

Processing Power

The Ryzen 9 5900X 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 4.8 GHz on the Ryzen 9 5900X versus 4 GHz on the Xeon Gold 6238R — a 18.2% clock advantage for the Ryzen 9 5900X (base: 3.7 GHz vs 2.2 GHz). The Ryzen 9 5900X uses the Vermeer (Zen3) (2020−2022) architecture (7 nm, 12 nm), while the Xeon Gold 6238R uses Cascade Lake (2019−2020) (14 nm). In PassMark, the Ryzen 9 5900X scores 38,955 against the Xeon Gold 6238R's 34,751 — a 11.4% lead for the Ryzen 9 5900X. Multi-core Geekbench: 11,888 vs 21,433 (57.3% advantage for the Xeon Gold 6238R). L3 cache: 64 MB on the Ryzen 9 5900X vs 38.5 MB on the Xeon Gold 6238R.

Feature	Ryzen 9 5900X	Xeon Gold 6238R
Cores / Threads	12 / 24	28 / 56+133%
Boost Clock	4.8 GHz+20%	4 GHz
Base Clock	3.7 GHz+68%	2.2 GHz
L3 Cache	64 MB+66%	38.5 MB
L2 Cache	512K (per core)	28 MB+5500%
Process	7 nm, 12 nm-50%	14 nm
Architecture	Vermeer (Zen3) (2020−2022)	Cascade Lake (2019−2020)
PassMark	38,955+12%	34,751
Cinebench R23 Multi	21,000	—
Geekbench 6 Single	2,174	—
Geekbench 6 Multi	11,888	21,433+80%

🧠

Memory & Platform

The Ryzen 9 5900X uses the AM4 socket (PCIe 4.0), while the Xeon Gold 6238R uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard. Both support up to DDR4-3200 memory speed. The Ryzen 9 5900X supports up to 128 GB of RAM compared to 1 TB — 196.9% more capacity for professional workloads. Memory channels: 2 (Ryzen 9 5900X) vs 6 (Xeon Gold 6238R). PCIe lanes: 24 (Ryzen 9 5900X) vs 48 (Xeon Gold 6238R) — the Xeon Gold 6238R offers 24 more lanes for additional GPUs or NVMe drives. Chipset compatibility: A320,B350,X370,B450,X470,B550,X570 (Ryzen 9 5900X) and C621,C622,C624,C627,C628 (Xeon Gold 6238R).

Feature	Ryzen 9 5900X	Xeon Gold 6238R
Socket	AM4	LGA3647
PCIe Generation	PCIe 4.0+33%	PCIe 3.0
Max RAM Speed	DDR4-3200	DDR4-2933
Max RAM Capacity	128 GB	1 TB+700%
RAM Channels	2	6+200%
ECC Support	Yes	Yes
PCIe Lanes	24	48+100%

🔧

Advanced Features

Only the Ryzen 9 5900X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon Gold 6238R supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: AMD-V (Ryzen 9 5900X) vs VT-x, VT-d, EPT (Xeon Gold 6238R). Primary use case: Ryzen 9 5900X targets Workstation, Xeon Gold 6238R targets Server. Direct competitor: Ryzen 9 5900X rivals Core i9-12900K; Xeon Gold 6238R rivals Xeon Gold 6248R.

Feature	Ryzen 9 5900X	Xeon Gold 6238R
Integrated GPU	No	No
Unlocked	Yes	No
AVX-512	No	Yes
Virtualization	AMD-V	VT-x, VT-d, EPT
Target Use	Workstation	Server

💰

Value Analysis

The Ryzen 9 5900X launched at $549 MSRP, while the Xeon Gold 6238R debuted at $2612. On MSRP ($549 vs $2612), the Ryzen 9 5900X is $2063 cheaper. In terms of value on MSRP (PassMark points per dollar), the Ryzen 9 5900X delivers 71.0 pts/$ vs 13.3 pts/$ for the Xeon Gold 6238R — making the Ryzen 9 5900X the 136.8% better value option.