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 i5-10400T vs Xeon D-1718T 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 i5-10400T vs Xeon D-1718T: Pros, Cons & Final Verdict

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

Core i5-10400T

2020

Why buy it

✅+41.3% higher Geekbench single-core performance for gaming and desktop responsiveness.
✅+20% larger total L3 cache (12 MB vs 10 MB).
✅Costs $120 less on MSRP ($182 MSRP vs $302 MSRP).
✅Delivers 67.9% more PassMark for each dollar spent, at 53.8 vs 32.0 PassMark/$ ($182 MSRP vs $302 MSRP).
✅Draws 35W instead of 46W, a 11W reduction.

Trade-offs

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

Xeon D-1718T

2022

Why buy it

✅AVX-512 support for select workstation, AI, and scientific workloads.

Trade-offs

❌Lower Geekbench single-core performance for gaming (900 vs 1,272).
❌Lower PassMark (9,674 vs 9,789).
❌Smaller total L3 cache (10 MB vs 12 MB).
❌Lower PassMark per dollar, at 32.0 vs 53.8 PassMark/$ ($302 MSRP vs $182 MSRP).
❌31.4% higher power demand at 46W vs 35W.

Quick Answers

So, is Core i5-10400T better than Xeon D-1718T?

Not really, because they are built for different jobs. Xeon D-1718T makes more sense for workstation-style multi-core throughput, while Core i5-10400T 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 i5-10400T is the better pick. According to our tests, it delivers 2.2% 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 i5-10400T is the stronger fit. You are getting 1.2% better PassMark, backed by 6 cores and 12 threads. It also has the larger cache pool with 20% larger total L3 cache (12 MB vs 10 MB).

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

Core i5-10400T is the better buy right now. Core i5-10400T comes in $120 cheaper on MSRP at $182 MSRP versus $302 MSRP, and it still gives you a 2.2% average FPS lead across 50 shared CPU game tests in our data. It is also 67.9% better value on MSRP (53.8 vs 32.0 PassMark/$), 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-1718T makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2022 vs 2020) and AVX-512 support for heavier modern compute workloads. That makes it the safer long-term bet.

Core i5-10400T vs Xeon D-1718T Technical Specifications

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

Core i5-10400T

The Core i5-10400T is manufactured by Intel. It was released in 1 April 2020 (5 years ago). It features 6 cores and 12 threads. Base frequency is 2 GHz, with boost up to 3.6 GHz. L3 cache: 12 MB Intel® Smart Cache. Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 35 Watt. Memory support: DDR4-2666. Passmark benchmark score: 9,789 points. Launch price was $149.

Xeon D-1718T

The Xeon D-1718T is manufactured by Intel. It was released in 2015-01-01. It features 4 cores and 8 threads. Base frequency is 2.6 GHz, with boost up to 3.5 GHz. L3 cache: 10 MB. Built on 10 nm process technology. Socket: FCBGA2227. Thermal design power (TDP): 46 Watt. Memory support: DDR4. Passmark benchmark score: 9,674 points. Launch price was $800.

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Processing Power

The Core i5-10400T packs 6 cores / 12 threads, while the Xeon D-1718T offers 4 cores / 8 threads — the Core i5-10400T has 2 more cores. Boost clocks reach 3.6 GHz on the Core i5-10400T versus 3.5 GHz on the Xeon D-1718T — a 2.8% clock advantage for the Core i5-10400T (base: 2 GHz vs 2.6 GHz). In PassMark, the Core i5-10400T scores 9,789 against the Xeon D-1718T's 9,674 — a 1.2% lead for the Core i5-10400T. Geekbench 6 single-core — the metric most relevant to gaming — records 1,272 vs 900, a 34.3% lead for the Core i5-10400T that directly translates to higher frame rates. L3 cache: 12 MB Intel® Smart Cache on the Core i5-10400T vs 10 MB on the Xeon D-1718T.

Feature	Core i5-10400T	Xeon D-1718T
Cores / Threads	6 / 12+50%	4 / 8
Boost Clock	3.6 GHz+3%	3.5 GHz
Base Clock	2 GHz	2.6 GHz+30%
L3 Cache	12 MB Intel® Smart Cache+20%	10 MB
Process	14 nm	10 nm-29%
PassMark	9,789+1%	9,674
Geekbench 6 Single	1,272+41%	900
Geekbench 6 Multi	—	3,500

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Memory & Platform

The Core i5-10400T uses the LGA1200 socket (PCIe 3.0), while the Xeon D-1718T uses FCBGA2227 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2666 on the Core i5-10400T versus DDR4-2933 on the Xeon D-1718T — the Xeon D-1718T supports 10% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon D-1718T supports up to 256 GB of RAM compared to 128 GB — 100% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: H410,B460,H470,Z490,H510,B560,H570,Z590 (Core i5-10400T) and SoC (Xeon D-1718T).

Feature	Core i5-10400T	Xeon D-1718T
Socket	LGA1200	FCBGA2227
PCIe Generation	PCIe 3.0	PCIe 4.0+33%
Max RAM Speed	DDR4-2666	DDR4-2933+10%
Max RAM Capacity	128 GB	256 GB+100%
RAM Channels	2	2
ECC Support	No	Yes
PCIe Lanes	16	16

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Advanced Features

Neither processor supports overclocking. Only the Xeon D-1718T supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d, EPT (Core i5-10400T) vs VT-x, VT-d (Xeon D-1718T). The Core i5-10400T includes integrated graphics (UHD Graphics 630), while the Xeon D-1718T requires a dedicated GPU. Primary use case: Core i5-10400T targets Low Power Desktop, Xeon D-1718T targets Server/Edge. Direct competitor: Core i5-10400T rivals Ryzen 5 3400GE.

Feature	Core i5-10400T	Xeon D-1718T
Integrated GPU	Yes	No
IGPU Model	UHD Graphics 630	None
Unlocked	No	No
AVX-512	No	Yes
Virtualization	VT-x, VT-d, EPT	VT-x, VT-d
Target Use	Low Power Desktop	Server/Edge

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Value Analysis

At launch, the Core i5-10400T was priced at $182, while the Xeon D-1718T came in at $302. On launch pricing ($182 vs $302), Core i5-10400T was $120 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i5-10400T delivers 53.8 pts/$ vs 32.0 pts/$ for the Xeon D-1718T — making the Core i5-10400T the 50.7% better value option.

Feature	Core i5-10400T	Xeon D-1718T
MSRP	$182-40%	$302
Performance per Dollar	53.8+68%	32.0
Release Date	2020	2022

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