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

✅Better for gaming: +26.0% higher average FPS across 4 shared CPU benchmark tests.
✅Draws 105W instead of 129W, a 24W reduction.

Trade-offs

❌Lower PassMark (27,712 vs 33,792).
❌Less compelling for workstation-style loads than Xeon D-2799, which brings 20 cores / 40 threads and 32 PCIe lanes.
❌Launch MSRP is still $449 MSRP, while Xeon D-2799 mostly shows up through inconsistent older-market listings.

Xeon D-2799

2022

Why buy it

✅+21.9% higher PassMark.
✅Better for workstations and heavier parallel workloads: 20 cores / 40 threads, plus 32 PCIe lanes vs 24.
✅33.3% more PCIe lanes (32 vs 24) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 5800X across 4 shared CPU benchmark tests.
❌22.9% higher power demand at 129W vs 105W.

Ryzen 7 5800X

2020

Xeon D-2799

2022

Why buy it

✅Better for gaming: +26.0% higher average FPS across 4 shared CPU benchmark tests.
✅Draws 105W instead of 129W, a 24W reduction.

Why buy it

✅+21.9% higher PassMark.
✅Better for workstations and heavier parallel workloads: 20 cores / 40 threads, plus 32 PCIe lanes vs 24.
✅33.3% more PCIe lanes (32 vs 24) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark (27,712 vs 33,792).
❌Less compelling for workstation-style loads than Xeon D-2799, which brings 20 cores / 40 threads and 32 PCIe lanes.
❌Launch MSRP is still $449 MSRP, while Xeon D-2799 mostly shows up through inconsistent older-market listings.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 5800X across 4 shared CPU benchmark tests.
❌22.9% higher power demand at 129W vs 105W.

Quick Answers

So, is Ryzen 7 5800X better than Xeon D-2799?

Not in a simple one-size-fits-all way. Xeon D-2799 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 D-2799 is the better fit. You are getting 21.9% better PassMark, backed by 20 cores and 40 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 at an unclear MSRP at $449 MSRP versus unclear MSRP, and it gives you a 26.0% average FPS lead across 4 shared CPU game tests in our data. The trade-off is that Xeon D-2799 is still stronger for heavier multi-core work with 21.9% better PassMark. It is also 100.0% better value on MSRP (61.7 vs 0.0 PassMark/$), 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 D-2799 is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2022 vs 2020), more multi-core headroom with 20 cores / 40 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 D-2799 Benchmark Check

Path of Exile 2

Preset	Ryzen 7 5800X	Xeon D-2799
1080p
low	206 FPS	184 FPS
medium	178 FPS	154 FPS
high	146 FPS	123 FPS
ultra	110 FPS	97 FPS
1440p
low	170 FPS	147 FPS
medium	142 FPS	118 FPS
high	115 FPS	92 FPS
ultra	88 FPS	73 FPS
4K
low	83 FPS	70 FPS
medium	74 FPS	59 FPS
high	59 FPS	46 FPS
ultra	46 FPS	36 FPS

Open Ryzen 7 5800X Open Xeon D-2799

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Ryzen 7 5800X	Xeon D-2799
1080p
low	662 FPS	364 FPS
medium	558 FPS	316 FPS
high	466 FPS	262 FPS
ultra	417 FPS	213 FPS
1440p
low	563 FPS	313 FPS
medium	493 FPS	281 FPS
high	423 FPS	238 FPS
ultra	361 FPS	190 FPS
4K
low	350 FPS	202 FPS
medium	308 FPS	183 FPS
high	288 FPS	155 FPS
ultra	250 FPS	124 FPS

Open Ryzen 7 5800X Open Xeon D-2799

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Ryzen 7 5800X	Xeon D-2799
1080p
low	693 FPS	721 FPS
medium	651 FPS	581 FPS
high	570 FPS	504 FPS
ultra	464 FPS	441 FPS
1440p
low	693 FPS	587 FPS
medium	573 FPS	478 FPS
high	498 FPS	415 FPS
ultra	413 FPS	362 FPS
4K
low	484 FPS	429 FPS
medium	410 FPS	333 FPS
high	363 FPS	285 FPS
ultra	302 FPS	229 FPS

Open Ryzen 7 5800X Open Xeon D-2799

League of Legends

League of Legends

Valorant

Preset	Ryzen 7 5800X	Xeon D-2799
1080p
low	693 FPS	845 FPS
medium	693 FPS	785 FPS
high	693 FPS	680 FPS
ultra	693 FPS	585 FPS
1440p
low	693 FPS	682 FPS
medium	693 FPS	596 FPS
high	672 FPS	513 FPS
ultra	593 FPS	442 FPS
4K
low	604 FPS	466 FPS
medium	550 FPS	418 FPS
high	495 FPS	373 FPS
ultra	436 FPS	326 FPS

Open Ryzen 7 5800X Open Xeon D-2799

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Ryzen 7 5800X and Xeon D-2799

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 D-2799

The Xeon D-2799 is manufactured by Intel. It was released in 24 February 2022 (3 years ago). It is based on the Ice Lake-D (2022−2023) architecture. It features 20 cores and 40 threads. Base frequency is 2.4 GHz, with boost up to 3.4 GHz. L3 cache: 30 MB (total). L2 cache: 1.25 MB (per core). Built on 10 nm process technology. Socket: FCBGA2579. Thermal design power (TDP): 129 Watt. Memory support: DDR4. Passmark benchmark score: 33,792 points. Launch price was $1,972.

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Processing Power

The Ryzen 7 5800X packs 8 cores / 16 threads, while the Xeon D-2799 offers 20 cores / 40 threads — the Xeon D-2799 has 12 more cores. Boost clocks reach 4.7 GHz on the Ryzen 7 5800X versus 3.4 GHz on the Xeon D-2799 — a 32.1% clock advantage for the Ryzen 7 5800X (base: 3.8 GHz vs 2.4 GHz). The Ryzen 7 5800X uses the Vermeer (Zen 3) (2020−2022) architecture (7 nm, 12 nm), while the Xeon D-2799 uses Ice Lake-D (2022−2023) (10 nm). In PassMark, the Ryzen 7 5800X scores 27,712 against the Xeon D-2799's 33,792 — a 19.8% lead for the Xeon D-2799. L3 cache: 32 MB on the Ryzen 7 5800X vs 30 MB (total) on the Xeon D-2799.

Feature	Ryzen 7 5800X	Xeon D-2799
Cores / Threads	8 / 16	20 / 40+150%
Boost Clock	4.7 GHz+38%	3.4 GHz
Base Clock	3.8 GHz+58%	2.4 GHz
L3 Cache	32 MB+7%	30 MB (total)
L2 Cache	512K (per core)	1.25 MB (per core)+150%
Process	7 nm, 12 nm-30%	10 nm
Architecture	Vermeer (Zen 3) (2020−2022)	Ice Lake-D (2022−2023)
PassMark	27,712	33,792+22%
Cinebench R23 Multi	—	20,000
Geekbench 6 Single	—	1,959
Geekbench 6 Multi	—	1,895

🧠

Memory & Platform

The Ryzen 7 5800X uses the AM4 socket (PCIe 4.0), while the Xeon D-2799 uses FCBGA2579 (PCIe 4.0) — making them incompatible on the same motherboard. Both support up to DDR4-3200 memory speed. The Xeon D-2799 supports up to 1024 GB of RAM compared to 128 GB — 155.6% more capacity for professional workloads. Memory channels: 2 (Ryzen 7 5800X) vs 4 (Xeon D-2799). PCIe lanes: 24 (Ryzen 7 5800X) vs 32 (Xeon D-2799) — the Xeon D-2799 offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD 500 series,AMD 400 series,AMD 300 series (Ryzen 7 5800X) and Ice Lake-D (Xeon D-2799).

Feature	Ryzen 7 5800X	Xeon D-2799
Socket	AM4	FCBGA2579
PCIe Generation	PCIe 4.0	PCIe 4.0
Max RAM Speed	DDR4-3200	DDR4-3200
Max RAM Capacity	128 GB	1024 GB+700%
RAM Channels	2	4+100%
ECC Support	Yes	Yes
PCIe Lanes	24	32+33%

🔧

Advanced Features

Only the Ryzen 7 5800X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon D-2799 supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: AMD-V (Ryzen 7 5800X) vs VT-x, VT-d, EPT (Xeon D-2799). Primary use case: Ryzen 7 5800X targets Desktop, Xeon D-2799 targets Edge Server / Networking. Direct competitor: Xeon D-2799 rivals EPYC 7302.