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 7 5800X

2020

Why buy it

✅Costs $2,050 less on MSRP ($449 MSRP vs $2,499 MSRP).
✅Delivers 220.4% more PassMark for each dollar spent, at 61.7 vs 19.3 PassMark/$ ($449 MSRP vs $2,499 MSRP).
✅Draws 105W instead of 250W, a 145W reduction.

Trade-offs

❌Lower PassMark (27,712 vs 48,140).
❌Less compelling for workstation-style loads than Xeon W-3345, which brings 24 cores / 48 threads and 128 PCIe lanes.
❌No AVX-512 support for niche heavy compute workloads where it can matter.

Xeon W-3345

2021

Why buy it

✅+73.7% higher PassMark.
✅Better for workstations and heavier parallel workloads: 24 cores / 48 threads, plus 128 PCIe lanes vs 24.
✅433.3% more PCIe lanes (128 vs 24) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark per dollar, at 19.3 vs 61.7 PassMark/$ ($2,499 MSRP vs $449 MSRP).
❌138.1% higher power demand at 250W vs 105W.

Ryzen 7 5800X

2020

Xeon W-3345

2021

Why buy it

✅Costs $2,050 less on MSRP ($449 MSRP vs $2,499 MSRP).
✅Delivers 220.4% more PassMark for each dollar spent, at 61.7 vs 19.3 PassMark/$ ($449 MSRP vs $2,499 MSRP).
✅Draws 105W instead of 250W, a 145W reduction.

Why buy it

✅+73.7% higher PassMark.
✅Better for workstations and heavier parallel workloads: 24 cores / 48 threads, plus 128 PCIe lanes vs 24.
✅433.3% more PCIe lanes (128 vs 24) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark (27,712 vs 48,140).
❌Less compelling for workstation-style loads than Xeon W-3345, which brings 24 cores / 48 threads and 128 PCIe lanes.
❌No AVX-512 support for niche heavy compute workloads where it can matter.

Trade-offs

❌Lower PassMark per dollar, at 19.3 vs 61.7 PassMark/$ ($2,499 MSRP vs $449 MSRP).
❌138.1% higher power demand at 250W vs 105W.

Quick Answers

So, is Ryzen 7 5800X better than Xeon W-3345?

Not in a simple one-size-fits-all way. Xeon W-3345 makes more sense for workstation-style multi-core throughput, while Ryzen 7 5800X 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 W-3345 is the better fit. You are getting 73.7% better PassMark, backed by 24 cores and 48 threads.

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

Ryzen 7 5800X is the smarter buy today. Ryzen 7 5800X is $2,050 cheaper on MSRP at $449 MSRP versus $2,499 MSRP, and it gives you a 0.5% average FPS lead across 50 shared CPU game tests in our data. The trade-off is that Xeon W-3345 is still stronger for heavier multi-core work with 73.7% better PassMark. It is also 220.4% better value on MSRP (61.7 vs 19.3 PassMark/$), 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 W-3345 is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2021 vs 2020), more multi-core headroom with 24 cores / 48 threads instead of 8/16, 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 7 5800X Benchmark Check

Xeon W-3345 Benchmark Check

Path of Exile 2

Preset	Ryzen 7 5800X	Xeon W-3345
1080p
low	206 FPS	194 FPS
medium	178 FPS	155 FPS
high	146 FPS	127 FPS
ultra	110 FPS	98 FPS
1440p
low	170 FPS	159 FPS
medium	142 FPS	124 FPS
high	115 FPS	97 FPS
ultra	88 FPS	77 FPS
4K
low	83 FPS	73 FPS
medium	74 FPS	60 FPS
high	59 FPS	47 FPS
ultra	46 FPS	39 FPS

Open Ryzen 7 5800X Open Xeon W-3345

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Ryzen 7 5800X	Xeon W-3345
1080p
low	662 FPS	497 FPS
medium	558 FPS	431 FPS
high	466 FPS	345 FPS
ultra	417 FPS	285 FPS
1440p
low	563 FPS	425 FPS
medium	493 FPS	376 FPS
high	423 FPS	309 FPS
ultra	361 FPS	245 FPS
4K
low	350 FPS	264 FPS
medium	308 FPS	237 FPS
high	288 FPS	209 FPS
ultra	250 FPS	174 FPS

Open Ryzen 7 5800X Open Xeon W-3345

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Ryzen 7 5800X	Xeon W-3345
1080p
low	693 FPS	1025 FPS
medium	651 FPS	973 FPS
high	570 FPS	914 FPS
ultra	464 FPS	826 FPS
1440p
low	693 FPS	841 FPS
medium	573 FPS	744 FPS
high	498 FPS	699 FPS
ultra	413 FPS	626 FPS
4K
low	484 FPS	540 FPS
medium	410 FPS	444 FPS
high	363 FPS	390 FPS
ultra	302 FPS	320 FPS

Open Ryzen 7 5800X Open Xeon W-3345

League of Legends

League of Legends

Valorant

Preset	Ryzen 7 5800X	Xeon W-3345
1080p
low	693 FPS	938 FPS
medium	693 FPS	847 FPS
high	693 FPS	732 FPS
ultra	693 FPS	635 FPS
1440p
low	693 FPS	735 FPS
medium	693 FPS	645 FPS
high	672 FPS	554 FPS
ultra	593 FPS	481 FPS
4K
low	604 FPS	534 FPS
medium	550 FPS	477 FPS
high	495 FPS	419 FPS
ultra	436 FPS	362 FPS

Open Ryzen 7 5800X Open Xeon W-3345

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Ryzen 7 5800X and Xeon W-3345

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 W-3345

The Xeon W-3345 is manufactured by Intel. It was released in 2015-01-01. It is based on the Ice Lake-W (2021) architecture. It features 24 cores and 48 threads. Base frequency is 3 GHz, with boost up to 4 GHz. L3 cache: 36 MB (total). L2 cache: 1 MB (per core). Built on 10 nm process technology. Socket: LGA4189. Thermal design power (TDP): 250 Watt. Memory support: DDR4-3200. Passmark benchmark score: 48,140 points. Launch price was $800.

⚡

Processing Power

The Ryzen 7 5800X packs 8 cores / 16 threads, while the Xeon W-3345 offers 24 cores / 48 threads — the Xeon W-3345 has 16 more cores. Boost clocks reach 4.7 GHz on the Ryzen 7 5800X versus 4 GHz on the Xeon W-3345 — a 16.1% clock advantage for the Ryzen 7 5800X (base: 3.8 GHz vs 3 GHz). The Ryzen 7 5800X uses the Vermeer (Zen 3) (2020−2022) architecture (7 nm, 12 nm), while the Xeon W-3345 uses Ice Lake-W (2021) (10 nm). In PassMark, the Ryzen 7 5800X scores 27,712 against the Xeon W-3345's 48,140 — a 53.9% lead for the Xeon W-3345. L3 cache: 32 MB on the Ryzen 7 5800X vs 36 MB (total) on the Xeon W-3345.

Feature	Ryzen 7 5800X	Xeon W-3345
Cores / Threads	8 / 16	24 / 48+200%
Boost Clock	4.7 GHz+18%	4 GHz
Base Clock	3.8 GHz+27%	3 GHz
L3 Cache	32 MB	36 MB (total)+13%
L2 Cache	512K (per core)	1 MB (per core)+100%
Process	7 nm, 12 nm-30%	10 nm
Architecture	Vermeer (Zen 3) (2020−2022)	Ice Lake-W (2021)
PassMark	27,712	48,140+74%

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Memory & Platform

The Ryzen 7 5800X uses the AM4 socket (PCIe 4.0), while the Xeon W-3345 uses LGA4189 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Ryzen 7 5800X versus 3200 on the Xeon W-3345 — the Xeon W-3345 supports 199.5% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon W-3345 supports up to 4096 of RAM compared to 128 GB — 187.9% more capacity for professional workloads. Memory channels: 2 (Ryzen 7 5800X) vs 8 (Xeon W-3345). PCIe lanes: 24 (Ryzen 7 5800X) vs 128 (Xeon W-3345) — the Xeon W-3345 offers 104 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD 500 series,AMD 400 series,AMD 300 series (Ryzen 7 5800X) and SP3,C621A (Xeon W-3345).

Feature	Ryzen 7 5800X	Xeon W-3345
Socket	AM4	LGA4189
PCIe Generation	PCIe 4.0	PCIe 4.0
Max RAM Speed	DDR4-3200	3200+79900%
Max RAM Capacity	128 GB+3276700%	4096
RAM Channels	2	8+300%
ECC Support	Yes	Yes
PCIe Lanes	24	128+433%

🔧

Advanced Features

Only the Ryzen 7 5800X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon W-3345 supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: AMD-V (Ryzen 7 5800X) vs VT-x, VT-d (Xeon W-3345). Primary use case: Ryzen 7 5800X targets Desktop. Direct competitor: Xeon W-3345 rivals Xeon Platinum 8362.

Feature	Ryzen 7 5800X	Xeon W-3345
Integrated GPU	No	No
IGPU Model	—	None
Unlocked	Yes	No
AVX-512	No	Yes
Virtualization	AMD-V	VT-x, VT-d
Target Use	Desktop	—

💰

Value Analysis

The Ryzen 7 5800X launched at $449 MSRP, while the Xeon W-3345 debuted at $2499. On MSRP ($449 vs $2499), the Ryzen 7 5800X is $2050 cheaper. In terms of value on MSRP (PassMark points per dollar), the Ryzen 7 5800X delivers 61.7 pts/$ vs 19.3 pts/$ for the Xeon W-3345 — making the Ryzen 7 5800X the 104.9% better value option.