Core i9-9820X vs Xeon Gold 6226

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.

Core i9-9820X vs Xeon Gold 6226 FPS Benchmarks

Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.

Search any supported game below to compare 1080p FPS for both components.

Core i9-9820X vs Xeon Gold 6226: Pros, Cons & Final Verdict

See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.

Core i9-9820X

2018

Why buy it

✅100+% more PCIe lanes (44 vs 0) for storage and expansion-heavy builds.
✅AVX-512 support for select workstation, AI, and scientific workloads.

Trade-offs

❌Lower PassMark (20,456 vs 20,619).
❌Less compelling for workstation-style loads than Xeon Gold 6226, which brings 12 cores / 24 threads.
❌Launch MSRP is still $889 MSRP, while Xeon Gold 6226 mostly shows up through inconsistent older-market listings.
❌32% higher power demand at 165W vs 125W.

Xeon Gold 6226

2019

Why buy it

✅+0.8% higher PassMark.
✅Better for workstations and heavier parallel workloads: 12 cores / 24 threads.
✅Draws 125W instead of 165W, a 40W reduction.

Trade-offs

❌No AVX-512 support for niche heavy compute workloads where it can matter.

Quick Answers

So, is Xeon Gold 6226 better than Core i9-9820X?

Not really, because they are built for different jobs. Xeon Gold 6226 makes more sense for workstation-style multi-core throughput, while Core i9-9820X is the more practical desktop choice for gaming, platform cost, and everyday use.

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

For streaming, content creation, and heavier multitasking, Xeon Gold 6226 is the stronger fit. You are getting 0.8% better PassMark, backed by 12 cores and 24 threads.

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

Xeon Gold 6226 is still the much better call for a fresh build. Xeon Gold 6226 comes in at an unclear MSRP at unclear MSRP versus $889 MSRP, and it still gives you 0.8% better PassMark. Core i9-9820X only looks stronger on raw value math because it is extremely cheap, but that usually means used-market pricing on an obsolete 2018 platform. Even with 100.0% better value on paper (23.0 vs 0.0 PassMark/$), it really only makes sense as a cheap stopgap or a niche existing-platform option for someone already on LGA2066.

Which one is more future-proof for 2026 and beyond?

Xeon Gold 6226 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2019 vs 2018) and more multi-core headroom with 12 cores / 24 threads instead of 10/20. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Core i9-9820X vs Xeon Gold 6226 Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Core i9-9820X

The Core i9-9820X is manufactured by Intel. It was released in 19 October 2018 (7 years ago). It is based on the Skylake (server) (2017−2018) architecture. It features 10 cores and 20 threads. Base frequency is 3.3 GHz, with boost up to 4.2 GHz. L3 cache: 16.5 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA2066. Thermal design power (TDP): 165 Watt. Memory support: DDR4-2666. Passmark benchmark score: 20,456 points. Launch price was $898.

Xeon Gold 6226

The Xeon Gold 6226 is manufactured by Intel. It was released in 2 April 2019 (6 years ago). It is based on the Cascade Lake (2019−2020) architecture. It features 12 cores and 24 threads. Base frequency is 2.7 GHz, with boost up to 3.7 GHz. L3 cache: 19.25 MB. L2 cache: 12 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 125 Watt. Memory support: DDR4-2933. Passmark benchmark score: 20,619 points. Launch price was $1,776.

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Processing Power

The Core i9-9820X packs 10 cores / 20 threads, while the Xeon Gold 6226 offers 12 cores / 24 threads — the Xeon Gold 6226 has 2 more cores. Boost clocks reach 4.2 GHz on the Core i9-9820X versus 3.7 GHz on the Xeon Gold 6226 — a 12.7% clock advantage for the Core i9-9820X (base: 3.3 GHz vs 2.7 GHz). The Core i9-9820X uses the Skylake (server) (2017−2018) architecture (14 nm), while the Xeon Gold 6226 uses Cascade Lake (2019−2020) (14 nm). In PassMark, the Core i9-9820X scores 20,456 against the Xeon Gold 6226's 20,619 — a 0.8% lead for the Xeon Gold 6226. L3 cache: 16.5 MB (total) on the Core i9-9820X vs 19.25 MB on the Xeon Gold 6226.

Feature	Core i9-9820X	Xeon Gold 6226
Cores / Threads	10 / 20	12 / 24+20%
Boost Clock	4.2 GHz+14%	3.7 GHz
Base Clock	3.3 GHz+22%	2.7 GHz
L3 Cache	16.5 MB (total)	19.25 MB+17%
L2 Cache	1 MB (per core)	12 MB+1100%
Process	14 nm	14 nm
Architecture	Skylake (server) (2017−2018)	Cascade Lake (2019−2020)
PassMark	20,456	20,619
Geekbench 6 Single	1,394	—
Geekbench 6 Multi	9,361	—

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Memory & Platform

The Core i9-9820X uses the LGA2066 socket (PCIe 3.0), while the Xeon Gold 6226 uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	Core i9-9820X	Xeon Gold 6226
Socket	LGA2066	LGA3647
PCIe Generation	PCIe 3.0	PCIe 3.0
Max RAM Speed	DDR4 2666 MHz	—
Max RAM Capacity	128 GB	—
RAM Channels	4	—
ECC Support	No	—
PCIe Lanes	44	—