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 3950X

2019

Why buy it

✅Better for gaming: +5.5% higher average FPS across 4 shared CPU benchmark tests.
✅+66.2% larger total L3 cache (64 MB vs 39 MB).
✅Costs $9,260 less on MSRP ($749 MSRP vs $10,009 MSRP).
✅Delivers 1245.4% more PassMark for each dollar spent, at 51.4 vs 3.8 PassMark/$ ($749 MSRP vs $10,009 MSRP).
✅Draws 105W instead of 205W, a 100W reduction.

Trade-offs

❌Less compelling for workstation-style loads than Xeon Platinum 8180, which brings 28 cores / 56 threads and 48 PCIe lanes.

Xeon Platinum 8180

2017

Why buy it

✅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 3950X across 4 shared CPU benchmark tests.
❌Lower PassMark (38,259 vs 38,519).
❌Smaller total L3 cache (39 MB vs 64 MB).
❌Lower PassMark per dollar, at 3.8 vs 51.4 PassMark/$ ($10,009 MSRP vs $749 MSRP).
❌95.2% higher power demand at 205W vs 105W.

Ryzen 9 3950X

2019

Xeon Platinum 8180

2017

Why buy it

✅Better for gaming: +5.5% higher average FPS across 4 shared CPU benchmark tests.
✅+66.2% larger total L3 cache (64 MB vs 39 MB).
✅Costs $9,260 less on MSRP ($749 MSRP vs $10,009 MSRP).
✅Delivers 1245.4% more PassMark for each dollar spent, at 51.4 vs 3.8 PassMark/$ ($749 MSRP vs $10,009 MSRP).
✅Draws 105W instead of 205W, a 100W reduction.

Why buy it

✅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

❌Less compelling for workstation-style loads than Xeon Platinum 8180, which brings 28 cores / 56 threads and 48 PCIe lanes.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 3950X across 4 shared CPU benchmark tests.
❌Lower PassMark (38,259 vs 38,519).
❌Smaller total L3 cache (39 MB vs 64 MB).
❌Lower PassMark per dollar, at 3.8 vs 51.4 PassMark/$ ($10,009 MSRP vs $749 MSRP).
❌95.2% higher power demand at 205W vs 105W.

Quick Answers

So, is Ryzen 9 3950X better than Xeon Platinum 8180?

Not in a simple one-size-fits-all way. Xeon Platinum 8180 makes more sense for workstation-style multi-core throughput, while Ryzen 9 3950X 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 3950X is the better pick here. According to our tests, it delivers 5.5% more average FPS across 4 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Ryzen 9 3950X is the better fit. You are getting 0.7% better PassMark, backed by 16 cores and 32 threads. It also carries the larger cache pool with 66.2% larger total L3 cache (64 MB vs 39 MB).

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

Ryzen 9 3950X is the smarter buy today. Ryzen 9 3950X is $9,260 cheaper on MSRP at $749 MSRP versus $10,009 MSRP, and it gives you a 5.5% average FPS lead across 4 shared CPU game tests in our data. It is also 1245.4% better value on MSRP (51.4 vs 3.8 PassMark/$), 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?

Ryzen 9 3950X is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2019 vs 2017), 66.2% larger total L3 cache (64 MB vs 39 MB), and more multi-core headroom with 16 cores / 32 threads instead of 28/56. 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 3950X Benchmark Check

Xeon Platinum 8180 Benchmark Check

Path of Exile 2

Preset	Ryzen 9 3950X	Xeon Platinum 8180
1080p
low	207 FPS	192 FPS
medium	182 FPS	156 FPS
high	147 FPS	127 FPS
ultra	119 FPS	99 FPS
1440p
low	167 FPS	158 FPS
medium	138 FPS	124 FPS
high	109 FPS	97 FPS
ultra	91 FPS	77 FPS
4K
low	89 FPS	72 FPS
medium	79 FPS	60 FPS
high	62 FPS	47 FPS
ultra	50 FPS	39 FPS

Open Ryzen 9 3950X Open Xeon Platinum 8180

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Ryzen 9 3950X	Xeon Platinum 8180
1080p
low	701 FPS	442 FPS
medium	616 FPS	386 FPS
high	497 FPS	315 FPS
ultra	438 FPS	259 FPS
1440p
low	580 FPS	381 FPS
medium	519 FPS	336 FPS
high	439 FPS	277 FPS
ultra	360 FPS	220 FPS
4K
low	340 FPS	238 FPS
medium	306 FPS	211 FPS
high	283 FPS	187 FPS
ultra	252 FPS	154 FPS

Open Ryzen 9 3950X Open Xeon Platinum 8180

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Ryzen 9 3950X	Xeon Platinum 8180
1080p
low	871 FPS	956 FPS
medium	701 FPS	897 FPS
high	623 FPS	866 FPS
ultra	520 FPS	781 FPS
1440p
low	710 FPS	722 FPS
medium	572 FPS	626 FPS
high	498 FPS	595 FPS
ultra	422 FPS	532 FPS
4K
low	494 FPS	462 FPS
medium	412 FPS	365 FPS
high	365 FPS	326 FPS
ultra	307 FPS	267 FPS

Open Ryzen 9 3950X Open Xeon Platinum 8180

League of Legends

League of Legends

Valorant

Preset	Ryzen 9 3950X	Xeon Platinum 8180
1080p
low	963 FPS	929 FPS
medium	963 FPS	848 FPS
high	887 FPS	733 FPS
ultra	796 FPS	636 FPS
1440p
low	883 FPS	738 FPS
medium	772 FPS	647 FPS
high	678 FPS	556 FPS
ultra	597 FPS	476 FPS
4K
low	649 FPS	532 FPS
medium	577 FPS	474 FPS
high	513 FPS	417 FPS
ultra	437 FPS	360 FPS

Open Ryzen 9 3950X Open Xeon Platinum 8180

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Ryzen 9 3950X and Xeon Platinum 8180

Ryzen 9 3950X

The Ryzen 9 3950X is manufactured by AMD. It was released in 14 November 2019 (6 years ago). It is based on the Matisse (Zen 2) (2019−2020) architecture. It features 16 cores and 32 threads. Base frequency is 3.5 GHz, with boost up to 4.7 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 Dual-channel. Passmark benchmark score: 38,519 points. Launch price was $799.

Xeon Platinum 8180

The Xeon Platinum 8180 is manufactured by Intel. It was released in 11 July 2017 (8 years ago). It is based on the Skylake (server) (2017−2018) architecture. It features 28 cores and 56 threads. Base frequency is 2.5 GHz, with boost up to 3.8 GHz. L3 cache: 38.5 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 205 Watt. Memory support: DDR4-2666. Passmark benchmark score: 38,259 points. Launch price was $10,009.

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Processing Power

The Ryzen 9 3950X packs 16 cores / 32 threads, while the Xeon Platinum 8180 offers 28 cores / 56 threads — the Xeon Platinum 8180 has 12 more cores. Boost clocks reach 4.7 GHz on the Ryzen 9 3950X versus 3.8 GHz on the Xeon Platinum 8180 — a 21.2% clock advantage for the Ryzen 9 3950X (base: 3.5 GHz vs 2.5 GHz). The Ryzen 9 3950X uses the Matisse (Zen 2) (2019−2020) architecture (7 nm, 12 nm), while the Xeon Platinum 8180 uses Skylake (server) (2017−2018) (14 nm). In PassMark, the Ryzen 9 3950X scores 38,519 against the Xeon Platinum 8180's 38,259 — a 0.7% lead for the Ryzen 9 3950X. L3 cache: 64 MB on the Ryzen 9 3950X vs 38.5 MB (total) on the Xeon Platinum 8180.

Feature	Ryzen 9 3950X	Xeon Platinum 8180
Cores / Threads	16 / 32	28 / 56+75%
Boost Clock	4.7 GHz+24%	3.8 GHz
Base Clock	3.5 GHz+40%	2.5 GHz
L3 Cache	64 MB+66%	38.5 MB (total)
L2 Cache	512K (per core)	1 MB (per core)+100%
Process	7 nm, 12 nm-50%	14 nm
Architecture	Matisse (Zen 2) (2019−2020)	Skylake (server) (2017−2018)
PassMark	38,519	38,259

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Memory & Platform

The Ryzen 9 3950X uses the AM4 socket (PCIe 4.0), while the Xeon Platinum 8180 uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard. Both support up to DDR4-3200 memory speed. The Xeon Platinum 8180 supports up to 768 GB of RAM compared to 128 GB — 142.9% more capacity for professional workloads. Memory channels: 2 (Ryzen 9 3950X) vs 6 (Xeon Platinum 8180). PCIe lanes: 24 (Ryzen 9 3950X) vs 48 (Xeon Platinum 8180) — the Xeon Platinum 8180 offers 24 more lanes for additional GPUs or NVMe drives. Chipset compatibility: X570,B550 (Ryzen 9 3950X) and Intel C621 (Xeon Platinum 8180).

Feature	Ryzen 9 3950X	Xeon Platinum 8180
Socket	AM4	LGA3647
PCIe Generation	PCIe 4.0+33%	PCIe 3.0
Max RAM Speed	DDR4-3200	DDR4-2666
Max RAM Capacity	128 GB	768 GB+500%
RAM Channels	2	6+200%
ECC Support	No	Yes
PCIe Lanes	24	48+100%

🔧

Advanced Features

Virtualization: AMD-V (Ryzen 9 3950X) / not specified (Xeon Platinum 8180).

Feature	Ryzen 9 3950X	Xeon Platinum 8180
Integrated GPU	No	No
Unlocked	Yes	—
AVX-512	No	—
Virtualization	AMD-V	—

💰

Value Analysis

The Ryzen 9 3950X launched at $749 MSRP, while the Xeon Platinum 8180 debuted at $10009. On MSRP ($749 vs $10009), the Ryzen 9 3950X is $9260 cheaper. In terms of value on MSRP (PassMark points per dollar), the Ryzen 9 3950X delivers 51.4 pts/$ vs 3.8 pts/$ for the Xeon Platinum 8180 — making the Ryzen 9 3950X the 172.3% better value option.