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 Core i9-13900TE 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 Core i9-13900TE: 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

✅120% more PCIe lanes (44 vs 20) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Core i9-13900TE across 50 shared CPU benchmark tests.
❌Lower PassMark (20,456 vs 20,602).
❌Smaller total L3 cache (17 MB vs 36 MB).
❌Lower PassMark per dollar, at 23.0 vs 37.2 PassMark/$ ($889 MSRP vs $554 MSRP).
❌371.4% higher power demand at 165W vs 35W.

Core i9-13900TE

2023

Why buy it

✅Better for gaming: +27.7% higher average FPS across 50 shared CPU benchmark tests.
✅+118.2% larger total L3 cache (36 MB vs 17 MB).
✅Costs $335 less on MSRP ($554 MSRP vs $889 MSRP).
✅Delivers 61.6% more PassMark for each dollar spent, at 37.2 vs 23.0 PassMark/$ ($554 MSRP vs $889 MSRP).
✅Draws 35W instead of 165W, a 130W reduction.

Trade-offs

❌Fewer obvious downsides in this matchup outside of normal market pricing swings.

Quick Answers

So, is Core i9-13900TE better than Core i9-9820X?

Yes. Core i9-13900TE is the better all-around CPU here. It gives you a 27.7% average FPS lead across 50 shared CPU game tests in our data, 0.7% better PassMark, and the stronger long-term platform, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Core i9-13900TE is the better pick. According to our tests, it delivers 27.7% 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 i9-13900TE is the stronger fit. You are getting 0.7% better PassMark, backed by 24 cores and 32 threads. It also has the larger cache pool with 118.2% larger total L3 cache (36 MB vs 17 MB).

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

Core i9-13900TE is the better buy right now. Core i9-13900TE comes in $335 cheaper on MSRP at $554 MSRP versus $889 MSRP, and it still gives you a 27.7% average FPS lead across 50 shared CPU game tests in our data. It is also 61.6% better value on MSRP (37.2 vs 23.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Core i9-13900TE makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2018), a healthier platform with LGA1700 and DDR5 instead of LGA2066, 118.2% larger total L3 cache (36 MB vs 17 MB), and more multi-core headroom with 24 cores / 32 threads instead of 10/20. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core i9-9820X vs Core i9-13900TE 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.

Core i9-13900TE

The Core i9-13900TE is manufactured by Intel. It was released in 4 January 2023 (2 years ago). It is based on the Raptor Lake-S (2023−2024) architecture. It features 24 cores and 32 threads. Base frequency is 1 GHz, with boost up to 5 GHz. L3 cache: 36 MB (total). L2 cache: 2 MB (per core). Built on 10 nm process technology. Socket: LGA1700. Thermal design power (TDP): 35 Watt. Memory support: DDR4, DDR5 Dual-channel. Passmark benchmark score: 20,602 points. Launch price was $299.

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Processing Power

The Core i9-9820X packs 10 cores / 20 threads, while the Core i9-13900TE offers 24 cores / 32 threads — the Core i9-13900TE has 14 more cores. Boost clocks reach 4.2 GHz on the Core i9-9820X versus 5 GHz on the Core i9-13900TE — a 17.4% clock advantage for the Core i9-13900TE (base: 3.3 GHz vs 1 GHz). The Core i9-9820X uses the Skylake (server) (2017−2018) architecture (14 nm), while the Core i9-13900TE uses Raptor Lake-S (2023−2024) (10 nm). In PassMark, the Core i9-9820X scores 20,456 against the Core i9-13900TE's 20,602 — a 0.7% lead for the Core i9-13900TE. L3 cache: 16.5 MB (total) on the Core i9-9820X vs 36 MB (total) on the Core i9-13900TE.

Feature	Core i9-9820X	Core i9-13900TE
Cores / Threads	10 / 20	24 / 32+140%
Boost Clock	4.2 GHz	5 GHz+19%
Base Clock	3.3 GHz+230%	1 GHz
L3 Cache	16.5 MB (total)	36 MB (total)+118%
L2 Cache	1 MB (per core)	2 MB (per core)+100%
Process	14 nm	10 nm-29%
Architecture	Skylake (server) (2017−2018)	Raptor Lake-S (2023−2024)
PassMark	20,456	20,602
Geekbench 6 Single	1,394	—
Geekbench 6 Multi	9,361	—

🧠

Memory & Platform

The Core i9-9820X uses the LGA2066 socket (PCIe 3.0), while the Core i9-13900TE uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4 2666 MHz on the Core i9-9820X versus DDR5-5600 on the Core i9-13900TE — the Core i9-13900TE supports 110.1% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 128 GB of RAM. Memory channels: 4 (Core i9-9820X) vs 2 (Core i9-13900TE). PCIe lanes: 44 (Core i9-9820X) vs 20 (Core i9-13900TE) — the Core i9-9820X offers 24 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel X299 (Core i9-9820X) and LGA1700 (Core i9-13900TE).

Feature	Core i9-9820X	Core i9-13900TE
Socket	LGA2066	LGA1700
PCIe Generation	PCIe 3.0	PCIe 5.0+67%
Max RAM Speed	DDR4 2666 MHz	DDR5-5600+110%
Max RAM Capacity	128 GB	128 GB
RAM Channels	4+100%	2
ECC Support	No	Yes
PCIe Lanes	44+120%	20

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Advanced Features

Only the Core i9-9820X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: true (Core i9-9820X) vs VT-x, VT-d (Core i9-13900TE). The Core i9-13900TE includes integrated graphics (UHD Graphics 770), while the Core i9-9820X requires a dedicated GPU. Primary use case: Core i9-9820X targets Workstation.

Feature	Core i9-9820X	Core i9-13900TE
Integrated GPU	No	Yes
IGPU Model	—	UHD Graphics 770
Unlocked	Yes	No
AVX-512	Yes	Yes
Virtualization	true	VT-x, VT-d
Target Use	Workstation	—

💰

Value Analysis

At launch, the Core i9-9820X was priced at $889, while the Core i9-13900TE came in at $554. On launch pricing ($889 vs $554), Core i9-13900TE was $335 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i9-9820X delivers 23.0 pts/$ vs 37.2 pts/$ for the Core i9-13900TE — making the Core i9-13900TE the 47.1% better value option.

Feature	Core i9-9820X	Core i9-13900TE
MSRP	$889	$554-38%
Performance per Dollar	23.0	37.2+62%
Release Date	2018	2023

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