Core i9-9820X vs Xeon D-1747NTE

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 D-1747NTE 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 D-1747NTE: 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

✅Better for gaming: +7.4% higher average FPS across 50 shared CPU benchmark tests.
✅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

❌Launch MSRP is still $889 MSRP, while Xeon D-1747NTE mostly shows up through inconsistent older-market listings.
❌106.3% higher power demand at 165W vs 80W.

Xeon D-1747NTE

2022

Why buy it

✅Draws 80W instead of 165W, a 85W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Core i9-9820X across 50 shared CPU benchmark tests.
❌Lower PassMark (20,279 vs 20,456).
❌No AVX-512 support for niche heavy compute workloads where it can matter.

Quick Answers

So, is Core i9-9820X better than Xeon D-1747NTE?

Not really, because they are built for different jobs. Xeon D-1747NTE 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 gaming?

If gaming is the priority, Core i9-9820X is the better pick. According to our tests, it delivers 7.4% more average FPS across 50 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Core i9-9820X is the stronger fit. You are getting 0.9% better PassMark, backed by 10 cores and 20 threads.

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

Core i9-9820X is the better buy right now. Core i9-9820X comes in at an unclear MSRP at $889 MSRP versus unclear MSRP, and it still gives you a 7.4% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (23.0 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Xeon D-1747NTE makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2022 vs 2018). That makes it the safer long-term bet.

Core i9-9820X vs Xeon D-1747NTE 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 D-1747NTE

The Xeon D-1747NTE is manufactured by Intel. It was released in 2015-01-01. It features 10 cores and 20 threads. Base frequency is 2.5 GHz, with boost up to 3.5 GHz. L3 cache: 15 MB. Built on 10 nm process technology. Socket: FCBGA2227. Thermal design power (TDP): 80 Watt. Memory support: DDR4. Passmark benchmark score: 20,279 points. Launch price was $800.

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Processing Power

Both the Core i9-9820X and Xeon D-1747NTE share an identical 10-core/20-thread configuration. Boost clocks reach 4.2 GHz on the Core i9-9820X versus 3.5 GHz on the Xeon D-1747NTE — a 18.2% clock advantage for the Core i9-9820X (base: 3.3 GHz vs 2.5 GHz). The Core i9-9820X is built on the Skylake (server) (2017−2018) architecture. In PassMark, the Core i9-9820X scores 20,456 against the Xeon D-1747NTE's 20,279 — a 0.9% lead for the Core i9-9820X. L3 cache: 16.5 MB (total) on the Core i9-9820X vs 15 MB on the Xeon D-1747NTE.

Feature	Core i9-9820X	Xeon D-1747NTE
Cores / Threads	10 / 20	10 / 20
Boost Clock	4.2 GHz+20%	3.5 GHz
Base Clock	3.3 GHz+32%	2.5 GHz
L3 Cache	16.5 MB (total)+10%	15 MB
L2 Cache	1 MB (per core)	—
Process	14 nm	10 nm-29%
Architecture	Skylake (server) (2017−2018)	—
PassMark	20,456	20,279
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 D-1747NTE uses FCBGA2227 (PCIe 4.0) — making them incompatible on the same motherboard.

Feature	Core i9-9820X	Xeon D-1747NTE
Socket	LGA2066	FCBGA2227
PCIe Generation	PCIe 3.0	PCIe 4.0+33%
Max RAM Speed	DDR4 2666 MHz	—
Max RAM Capacity	128 GB	—
RAM Channels	4	—
ECC Support	No	—
PCIe Lanes	44	—