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: +31.2% higher average FPS across 48 shared CPU benchmark tests.
✅+166.7% larger total L3 cache (64 MB vs 24 MB).
✅20% more PCIe lanes (24 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Launch MSRP is still $549 MSRP, while Xeon 6357P mostly shows up through inconsistent older-market listings.
❌31.3% higher power demand at 105W vs 80W.
❌Older platform position on AM4 with DDR4, while Xeon 6357P moves to LGA1700 and DDR5.

Xeon 6357P

2025

Why buy it

✅Draws 80W instead of 105W, a 25W reduction.
✅Newer platform on LGA1700 with DDR5 support instead of AM4 and DDR4.
✅AVX-512 support for select workstation, AI, and scientific workloads.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 5900X across 48 shared CPU benchmark tests.
❌Lower Cinebench R23 multi-core (18,000 vs 21,000).
❌Smaller total L3 cache (24 MB vs 64 MB).

Ryzen 9 5900X

2020

Xeon 6357P

2025

Why buy it

✅Better for gaming: +31.2% higher average FPS across 48 shared CPU benchmark tests.
✅+166.7% larger total L3 cache (64 MB vs 24 MB).
✅20% more PCIe lanes (24 vs 20) for storage and expansion-heavy builds.

Why buy it

✅Draws 80W instead of 105W, a 25W reduction.
✅Newer platform on LGA1700 with DDR5 support instead of AM4 and DDR4.
✅AVX-512 support for select workstation, AI, and scientific workloads.

Trade-offs

❌Launch MSRP is still $549 MSRP, while Xeon 6357P mostly shows up through inconsistent older-market listings.
❌31.3% higher power demand at 105W vs 80W.
❌Older platform position on AM4 with DDR4, while Xeon 6357P moves to LGA1700 and DDR5.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 5900X across 48 shared CPU benchmark tests.
❌Lower Cinebench R23 multi-core (18,000 vs 21,000).
❌Smaller total L3 cache (24 MB vs 64 MB).

Quick Answers

So, is Ryzen 9 5900X better than Xeon 6357P?

Not in a simple one-size-fits-all way. Xeon 6357P 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 gaming?

If gaming is the priority, Ryzen 9 5900X is the better pick here. According to our tests, it delivers 31.2% more average FPS across 48 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Ryzen 9 5900X is the better fit. You are getting 16.7% better Cinebench R23 multi-core, backed by 12 cores and 24 threads. It also carries the larger cache pool with 166.7% larger total L3 cache (64 MB vs 24 MB).

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

Ryzen 9 5900X is the smarter buy today. Ryzen 9 5900X is at an unclear MSRP at $549 MSRP versus unclear MSRP, and it gives you a 31.2% average FPS lead across 48 shared CPU game tests in our data. It is also 100.0% better value on MSRP (71.0 vs 0.0 PassMark/$), 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 6357P is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2020), a healthier platform with LGA1700 and DDR5 instead of AM4, and AVX-512 support for heavier modern compute workloads. 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.

Ryzen 9 5900X Benchmark Check

Xeon 6357P Benchmark Check

Path of Exile 2

Preset	Ryzen 9 5900X	Xeon 6357P
1080p
low	323 FPS	257 FPS
medium	291 FPS	246 FPS
high	243 FPS	205 FPS
ultra	193 FPS	176 FPS
1440p
low	307 FPS	222 FPS
medium	248 FPS	190 FPS
high	192 FPS	152 FPS
ultra	157 FPS	133 FPS
4K
low	193 FPS	153 FPS
medium	156 FPS	130 FPS
high	115 FPS	99 FPS
ultra	103 FPS	88 FPS

Open Ryzen 9 5900X Open Xeon 6357P

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Ryzen 9 5900X	Xeon 6357P
1080p
low	772 FPS	620 FPS
medium	647 FPS	523 FPS
high	508 FPS	442 FPS
ultra	450 FPS	408 FPS
1440p
low	619 FPS	532 FPS
medium	536 FPS	467 FPS
high	443 FPS	398 FPS
ultra	364 FPS	346 FPS
4K
low	365 FPS	311 FPS
medium	318 FPS	278 FPS
high	289 FPS	265 FPS
ultra	255 FPS	233 FPS

Open Ryzen 9 5900X Open Xeon 6357P

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Ryzen 9 5900X	Xeon 6357P
1080p
low	832 FPS	646 FPS
medium	645 FPS	529 FPS
high	558 FPS	466 FPS
ultra	459 FPS	404 FPS
1440p
low	721 FPS	588 FPS
medium	565 FPS	489 FPS
high	488 FPS	425 FPS
ultra	407 FPS	369 FPS
4K
low	511 FPS	424 FPS
medium	421 FPS	369 FPS
high	374 FPS	335 FPS
ultra	308 FPS	285 FPS

Open Ryzen 9 5900X Open Xeon 6357P

League of Legends

League of Legends

Valorant

Preset	Ryzen 9 5900X	Xeon 6357P
1080p
low	974 FPS	760 FPS
medium	974 FPS	760 FPS
high	934 FPS	726 FPS
ultra	826 FPS	652 FPS
1440p
low	959 FPS	760 FPS
medium	843 FPS	704 FPS
high	726 FPS	609 FPS
ultra	617 FPS	536 FPS
4K
low	694 FPS	537 FPS
medium	621 FPS	490 FPS
high	541 FPS	439 FPS
ultra	437 FPS	383 FPS

Open Ryzen 9 5900X Open Xeon 6357P

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Ryzen 9 5900X and Xeon 6357P

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 6357P

The Xeon 6357P is manufactured by Intel. It was released in 24 February 2025 (less than a year ago). It is based on the Raptor Lake-R (2023−2025) architecture. It features 8 cores and 16 threads. Base frequency is 3 GHz, with boost up to 5.1 GHz. L3 cache: 24 MB (total). L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 80 Watt. Memory support: DDR5-4800. Passmark benchmark score: 30,401 points. Launch price was $556.

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Processing Power

The Ryzen 9 5900X packs 12 cores / 24 threads, while the Xeon 6357P offers 8 cores / 16 threads — the Ryzen 9 5900X has 4 more cores. Boost clocks reach 4.8 GHz on the Ryzen 9 5900X versus 5.1 GHz on the Xeon 6357P — a 6.1% clock advantage for the Xeon 6357P (base: 3.7 GHz vs 3 GHz). The Ryzen 9 5900X uses the Vermeer (Zen3) (2020−2022) architecture (7 nm, 12 nm), while the Xeon 6357P uses Raptor Lake-R (2023−2025) (Intel 7 nm). In PassMark, the Ryzen 9 5900X scores 38,955 against the Xeon 6357P's 30,401 — a 24.7% lead for the Ryzen 9 5900X. Cinebench R23 multi-core: 21,000 vs 18,000 (15.4% advantage for the Ryzen 9 5900X). Geekbench 6 single-core — the metric most relevant to gaming — records 2,174 vs 2,784, a 24.6% lead for the Xeon 6357P that directly translates to higher frame rates. Multi-core Geekbench: 11,888 vs 12,769 (7.1% advantage for the Xeon 6357P). L3 cache: 64 MB on the Ryzen 9 5900X vs 24 MB (total) on the Xeon 6357P.

Feature	Ryzen 9 5900X	Xeon 6357P
Cores / Threads	12 / 24+50%	8 / 16
Boost Clock	4.8 GHz	5.1 GHz+6%
Base Clock	3.7 GHz+23%	3 GHz
L3 Cache	64 MB+167%	24 MB (total)
L2 Cache	512K (per core)	2 MB (per core)+300%
Process	7 nm, 12 nm	Intel 7 nm
Architecture	Vermeer (Zen3) (2020−2022)	Raptor Lake-R (2023−2025)
PassMark	38,955+28%	30,401
Cinebench R23 Multi	21,000+17%	18,000
Geekbench 6 Single	2,174	2,784+28%
Geekbench 6 Multi	11,888	12,769+7%

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Memory & Platform

The Ryzen 9 5900X uses the AM4 socket (PCIe 4.0), while the Xeon 6357P uses LGA1700 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Ryzen 9 5900X versus DDR5-4800 on the Xeon 6357P — the Xeon 6357P supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 128 GB of RAM. Both feature 2-channel memory with ECC support. PCIe lanes: 24 (Ryzen 9 5900X) vs 20 (Xeon 6357P) — the Ryzen 9 5900X offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: A320,B350,X370,B450,X470,B550,X570 (Ryzen 9 5900X) and Server chipsets (Xeon 6357P).

Feature	Ryzen 9 5900X	Xeon 6357P
Socket	AM4	LGA1700
PCIe Generation	PCIe 4.0	PCIe 4.0
Max RAM Speed	DDR4-3200	DDR5-4800+25%
Max RAM Capacity	128 GB	128 GB
RAM Channels	2	2
ECC Support	Yes	Yes
PCIe Lanes	24+20%	20

🔧

Advanced Features

Only the Ryzen 9 5900X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon 6357P 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 6357P). Primary use case: Ryzen 9 5900X targets Workstation, Xeon 6357P targets Edge Server / Workstation. Direct competitor: Ryzen 9 5900X rivals Core i9-12900K; Xeon 6357P rivals Core i7-14700.