Core i3-13100T vs Core i7-7800X

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 i3-13100T vs Core i7-7800X 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 i3-13100T vs Core i7-7800X: Pros, Cons & Final Verdict

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

Core i3-13100T

2023

Why buy it

✅+45.5% larger total L3 cache (12 MB vs 8.3 MB).
✅Costs $249 less on MSRP ($134 MSRP vs $383 MSRP).
✅Delivers 182.2% more PassMark for each dollar spent, at 95.5 vs 33.8 PassMark/$ ($134 MSRP vs $383 MSRP).
✅Draws 35W instead of 140W, a 105W reduction.
✅Newer platform on LGA1700 with DDR5 support instead of LGA2066 and DDR4.

Trade-offs

❌Lower PassMark (12,798 vs 12,963).

Core i7-7800X

2017

Why buy it

✅+1.3% higher PassMark.
✅100+% more PCIe lanes (28 vs 0) for storage and expansion-heavy builds.

Trade-offs

❌Smaller total L3 cache (8.3 MB vs 12 MB).
❌Lower PassMark per dollar, at 33.8 vs 95.5 PassMark/$ ($383 MSRP vs $134 MSRP).
❌300% higher power demand at 140W vs 35W.
❌Older platform position on LGA2066 with DDR4, while Core i3-13100T moves to LGA1700 and DDR5.

Quick Answers

So, is Core i3-13100T better than Core i7-7800X?

It depends on what you want from the system. For gaming, Core i3-13100T is ahead with a 1.4% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Core i7-7800X pulls ahead with 1.3% better PassMark. Core i3-13100T also has the bigger cache pool with 45.5% larger total L3 cache (12 MB vs 8.3 MB).

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

For streaming, content creation, and heavier multitasking, Core i7-7800X is the stronger fit. You are getting 1.3% better PassMark, backed by 6 cores and 12 threads.

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

Core i3-13100T is the better buy right now. Core i3-13100T comes in $249 cheaper on MSRP at $134 MSRP versus $383 MSRP, and it still gives you a 1.4% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Core i7-7800X is still stronger for heavier multi-core work with 1.3% better PassMark. It is also 182.2% better value on MSRP (95.5 vs 33.8 PassMark/$), 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 i3-13100T makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2017), a healthier platform with LGA1700 and DDR5 instead of LGA2066, and 45.5% larger total L3 cache (12 MB vs 8.3 MB). That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core i3-13100T vs Core i7-7800X Technical Specifications

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

Core i3-13100T

The Core i3-13100T 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 4 cores and 8 threads. Base frequency is 2.5 GHz, with boost up to 4.2 GHz. L3 cache: 12 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 35 Watt. Memory support: DDR5-4800, DDR4-3200. Passmark benchmark score: 12,798 points. Launch price was $134.

Core i7-7800X

The Core i7-7800X is manufactured by Intel. It was released in 26 June 2017 (8 years ago). It is based on the Skylake (server) (2017−2018) architecture. It features 6 cores and 12 threads. Base frequency is 3.5 GHz, with boost up to 4 GHz. L3 cache: 8.25 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA2066. Thermal design power (TDP): 140 Watt. Memory support: DDR4-2400. Passmark benchmark score: 12,963 points. Launch price was $383.

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Processing Power

The Core i3-13100T packs 4 cores / 8 threads, while the Core i7-7800X offers 6 cores / 12 threads — the Core i7-7800X has 2 more cores. Boost clocks reach 4.2 GHz on the Core i3-13100T versus 4 GHz on the Core i7-7800X — a 4.9% clock advantage for the Core i3-13100T (base: 2.5 GHz vs 3.5 GHz). The Core i3-13100T uses the Raptor Lake-S (2023−2024) architecture (Intel 7 nm), while the Core i7-7800X uses Skylake (server) (2017−2018) (14 nm). In PassMark, the Core i3-13100T scores 12,798 against the Core i7-7800X's 12,963 — a 1.3% lead for the Core i7-7800X. L3 cache: 12 MB (total) on the Core i3-13100T vs 8.25 MB (total) on the Core i7-7800X.

Feature	Core i3-13100T	Core i7-7800X
Cores / Threads	4 / 8	6 / 12+50%
Boost Clock	4.2 GHz+5%	4 GHz
Base Clock	2.5 GHz	3.5 GHz+40%
L3 Cache	12 MB (total)+45%	8.25 MB (total)
L2 Cache	1.25 MB (per core)+25%	1 MB (per core)
Process	Intel 7 nm-50%	14 nm
Architecture	Raptor Lake-S (2023−2024)	Skylake (server) (2017−2018)
PassMark	12,798	12,963+1%
Cinebench R23 Multi	—	6,897
Geekbench 6 Single	—	1,114
Geekbench 6 Multi	—	6,951

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Memory & Platform

The Core i3-13100T uses the LGA1700 socket (PCIe 5.0), while the Core i7-7800X uses LGA2066 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	Core i3-13100T	Core i7-7800X
Socket	LGA1700	LGA2066
PCIe Generation	PCIe 5.0+67%	PCIe 3.0
Max RAM Speed	—	DDR4-2400
Max RAM Capacity	—	128 GB
RAM Channels	—	4
ECC Support	—	No
PCIe Lanes	—	28

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Advanced Features

Virtualization: not specified (Core i3-13100T) / Yes (Core i7-7800X).

Feature	Core i3-13100T	Core i7-7800X
Integrated GPU	—	No
AVX-512	—	Yes
Virtualization	—	Yes

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Value Analysis

At launch, the Core i3-13100T was priced at $134, while the Core i7-7800X came in at $383. On launch pricing ($134 vs $383), Core i3-13100T was $249 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i3-13100T delivers 95.5 pts/$ vs 33.8 pts/$ for the Core i7-7800X — making the Core i3-13100T the 95.3% better value option.

Feature	Core i3-13100T	Core i7-7800X
MSRP	$134-65%	$383
Performance per Dollar	95.5+183%	33.8
Release Date	2023	2017

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