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 2 Duo T8100 vs Core i5-13400F 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 2 Duo T8100 vs Core i5-13400F: Pros, Cons & Final Verdict

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

Core 2 Duo T8100

2008

Why buy it

✅Draws 3W instead of 65W, a 62W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Core i5-13400F across 50 shared CPU benchmark tests.
❌Lower Geekbench multi-core (700 vs 11,408).
❌Smaller total L3 cache (3 MB vs 20 MB).
❌Lower PassMark per dollar, at 11.1 vs 127.7 PassMark/$ ($209 MSRP vs $196 MSRP).
❌Older platform position on PGA478, while Core i5-13400F moves to LGA1700 and DDR5.

Core i5-13400F

2023

Why buy it

✅Better for gaming: +301.4% higher average FPS across 50 shared CPU benchmark tests.
✅+566.7% larger total L3 cache (20 MB vs 3 MB).
✅Costs $13 less on MSRP ($196 MSRP vs $209 MSRP).
✅Delivers 1050.4% more PassMark for each dollar spent, at 127.7 vs 11.1 PassMark/$ ($196 MSRP vs $209 MSRP).
✅Newer platform on LGA1700 with DDR5 support instead of PGA478 and older memory support.

Trade-offs

❌2066.7% higher power demand at 65W vs 3W.

Quick Answers

So, is Core i5-13400F better than Core 2 Duo T8100?

Yes. Core i5-13400F is the better all-around CPU here. It gives you a 301.4% average FPS lead across 50 shared CPU game tests in our data, 1529.7% better Geekbench multi-core, 978.8% higher 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 i5-13400F is the better pick. According to our tests, it delivers 301.4% 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 i5-13400F is the stronger fit. You are getting 1529.7% better Geekbench multi-core, backed by 10 cores and 16 threads. It also has the larger cache pool with 566.7% larger total L3 cache (20 MB vs 3 MB).

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

Core i5-13400F is the better buy right now. Core i5-13400F comes in $13 cheaper on MSRP at $196 MSRP versus $209 MSRP, and it still gives you a 301.4% average FPS lead across 50 shared CPU game tests in our data. It is also 1050.4% better value on MSRP (127.7 vs 11.1 PassMark/$), 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 i5-13400F makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2008), a healthier platform with LGA1700 and DDR5 instead of PGA478, 566.7% larger total L3 cache (20 MB vs 3 MB), and more multi-core headroom with 10 cores / 16 threads instead of 2/2. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core 2 Duo T8100 vs Core i5-13400F Technical Specifications

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

Core 2 Duo T8100

The Core 2 Duo T8100 is manufactured by Intel. It was released in 10 January 2008 (17 years ago). It is based on the Penryn (2008−2011) architecture. It features 2 cores and 2 threads. Base frequency is 2.1 GHz, with boost up to 2.1 GHz. L3 cache: 3 MB L2 Cache. L2 cache: 3 MB. Built on 45 nm process technology. Socket: PGA478. Thermal design power (TDP): 35 Watt. Passmark benchmark score: 2,320 points. Launch price was $209.

Core i5-13400F

The Core i5-13400F 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 10 cores and 16 threads. Base frequency is 2.5 GHz, with boost up to 4.6 GHz. L3 cache: 20 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 65 Watt. Memory support: DDR5, DDR4. Passmark benchmark score: 25,029 points. Launch price was $196.

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Processing Power

The Core 2 Duo T8100 packs 2 cores / 2 threads, while the Core i5-13400F offers 10 cores / 16 threads — the Core i5-13400F has 8 more cores. Boost clocks reach 2.1 GHz on the Core 2 Duo T8100 versus 4.6 GHz on the Core i5-13400F — a 74.6% clock advantage for the Core i5-13400F (base: 2.1 GHz vs 2.5 GHz). The Core 2 Duo T8100 uses the Penryn (2008−2011) architecture (45 nm), while the Core i5-13400F uses Raptor Lake-S (2023−2024) (Intel 7 nm). In PassMark, the Core 2 Duo T8100 scores 2,320 against the Core i5-13400F's 25,029 — a 166.1% lead for the Core i5-13400F. Geekbench 6 single-core — the metric most relevant to gaming — records 380 vs 2,407, a 145.5% lead for the Core i5-13400F that directly translates to higher frame rates. Multi-core Geekbench: 700 vs 11,408 (176.9% advantage for the Core i5-13400F). L3 cache: 3 MB L2 Cache on the Core 2 Duo T8100 vs 20 MB (total) on the Core i5-13400F.

Feature	Core 2 Duo T8100	Core i5-13400F
Cores / Threads	2 / 2	10 / 16+400%
Boost Clock	2.1 GHz	4.6 GHz+119%
Base Clock	2.1 GHz	2.5 GHz+19%
L3 Cache	3 MB L2 Cache	20 MB (total)+567%
L2 Cache	3 MB+140%	1.25 MB (per core)
Process	45 nm	Intel 7 nm-84%
Architecture	Penryn (2008−2011)	Raptor Lake-S (2023−2024)
PassMark	2,320	25,029+979%
Cinebench R23 Multi	—	16,211
Geekbench 6 Single	380	2,407+533%
Geekbench 6 Multi	700	11,408+1530%

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Memory & Platform

The Core 2 Duo T8100 uses the PGA478 socket (PCIe 1.1), while the Core i5-13400F uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR2-667 on the Core 2 Duo T8100 versus DDR5-4800, DDR4-3200 on the Core i5-13400F — the Core i5-13400F supports 619.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i5-13400F supports up to 192 GB of RAM compared to 4 GB — 4700% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 0 (Core 2 Duo T8100) vs 20 (Core i5-13400F) — the Core i5-13400F offers 20 more lanes for additional GPUs or NVMe drives. Chipset compatibility: GM965,PM965 (Core 2 Duo T8100) and H610,B660,H670,Z690,B760,H770,Z790 (Core i5-13400F).

Feature	Core 2 Duo T8100	Core i5-13400F
Socket	PGA478	LGA1700
PCIe Generation	PCIe 1.1	PCIe 5.0+355%
Max RAM Speed	DDR2-667	DDR5-4800, DDR4-3200+620%
Max RAM Capacity	4 GB	192 GB+4700%
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	0	20

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Advanced Features

Neither processor supports overclocking. Virtualization support: VT-x (Core 2 Duo T8100) vs VT-x, VT-d (Core i5-13400F). Primary use case: Core 2 Duo T8100 targets Legacy Laptop, Core i5-13400F targets Gaming. Direct competitor: Core 2 Duo T8100 rivals Core 2 Duo T7250; Core i5-13400F rivals Ryzen 5 7600.

Feature	Core 2 Duo T8100	Core i5-13400F
Integrated GPU	No	No
Unlocked	No	No
AVX-512	No	No
Virtualization	VT-x	VT-x, VT-d
Target Use	Legacy Laptop	Gaming

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Value Analysis

At launch, the Core 2 Duo T8100 was priced at $209, while the Core i5-13400F came in at $196. On launch pricing ($209 vs $196), Core i5-13400F was $13 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core 2 Duo T8100 delivers 11.1 pts/$ vs 127.7 pts/$ for the Core i5-13400F — making the Core i5-13400F the 168% better value option.

Feature	Core 2 Duo T8100	Core i5-13400F
MSRP	$209	$196-6%
Performance per Dollar	11.1	127.7+1050%
Release Date	2008	2023

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