A8-3820 vs Core i5-13400F

CPU

GPU

A8-3820

4 Cores4 Thrd65 WWMax: 2.8 GHz2011

Similar parts

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Core i5-13400F

10 Cores16 Thrd65 WWMax: 4.6 GHz2023

Core family

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A8-3820 vs Core i5-13400F Performance Spectrum

A8-3820

4 / 4

2,178

0.0%

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Core i5-13400F

10 / 16

25,029

+1049.2%

About PassMark

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.

A8-3820 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.

A8-3820 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.

A8-3820

2011

Why buy it

✅Integrated graphics onboard with Radeon HD 6550D, while Core i5-13400F needs a discrete GPU.

Trade-offs

❌Worse for gaming: lower average FPS than Core i5-13400F across 50 shared CPU benchmark tests.
❌Lower PassMark (2,178 vs 25,029).
❌Lower PassMark per dollar, at 7.8 vs 127.7 PassMark/$ ($280 MSRP vs $196 MSRP).
❌Older platform position on FM1, while Core i5-13400F moves to LGA1700 and DDR5.

Core i5-13400F

2023

Why buy it

✅Better for gaming: +308.7% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $84 less on MSRP ($196 MSRP vs $280 MSRP).
✅Delivers 1541.7% more PassMark for each dollar spent, at 127.7 vs 7.8 PassMark/$ ($196 MSRP vs $280 MSRP).
✅Newer platform on LGA1700 with DDR5 support instead of FM1 and older memory support.

Trade-offs

❌No integrated graphics, while A8-3820 can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core i5-13400F better than A8-3820?

Yes. Core i5-13400F is the better all-around CPU here. It gives you a 308.7% average FPS lead across 50 shared CPU game tests in our data, 1049.2% 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 i5-13400F is the better pick. According to our tests, it delivers 308.7% 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 i5-13400F is the stronger fit. You are getting 1049.2% better PassMark, backed by 10 cores and 16 threads.

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 $84 cheaper on MSRP at $196 MSRP versus $280 MSRP, and it still gives you a 308.7% average FPS lead across 50 shared CPU game tests in our data. It is also 1541.7% better value on MSRP (127.7 vs 7.8 PassMark/$), 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 i5-13400F makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2011), a healthier platform with LGA1700 and DDR5 instead of FM1, and more multi-core headroom with 10 cores / 16 threads instead of 4/4. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

A8-3820 vs Core i5-13400F Technical Specifications

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

A8-3820

The A8-3820 is manufactured by AMD. It was released in 2014-01-01. It is based on the Llano (2011−2012) architecture. It features 4 cores and 4 threads. Base frequency is 2.5 GHz, with boost up to 2.8 GHz. L3 cache: 0 kB. L2 cache: 1 MB (per core). Built on 32 nm process technology. Socket: FM1. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 2,178 points. Launch price was $90.

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 A8-3820 packs 4 cores / 4 threads, while the Core i5-13400F offers 10 cores / 16 threads — the Core i5-13400F has 6 more cores. Boost clocks reach 2.8 GHz on the A8-3820 versus 4.6 GHz on the Core i5-13400F — a 48.6% clock advantage for the Core i5-13400F (base: 2.5 GHz vs 2.5 GHz). The A8-3820 uses the Llano (2011−2012) architecture (32 nm), while the Core i5-13400F uses Raptor Lake-S (2023−2024) (Intel 7 nm). In PassMark, the A8-3820 scores 2,178 against the Core i5-13400F's 25,029 — a 168% lead for the Core i5-13400F. Geekbench 6 single-core — the metric most relevant to gaming — records 354 vs 2,407, a 148.7% lead for the Core i5-13400F that directly translates to higher frame rates. L3 cache: 0 kB on the A8-3820 vs 20 MB (total) on the Core i5-13400F.

Feature	A8-3820	Core i5-13400F
Cores / Threads	4 / 4	10 / 16+150%
Boost Clock	2.8 GHz	4.6 GHz+64%
Base Clock	2.5 GHz	2.5 GHz
L3 Cache	0 kB	20 MB (total)
L2 Cache	1 MB (per core)	1.25 MB (per core)+25%
Process	32 nm	Intel 7 nm-78%
Architecture	Llano (2011−2012)	Raptor Lake-S (2023−2024)
PassMark	2,178	25,029+1049%
Cinebench R23 Multi	—	16,211
Geekbench 6 Single	354	2,407+580%
Geekbench 6 Multi	—	11,408

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Memory & Platform

The A8-3820 uses the FM1 socket (PCIe 2.0), while the Core i5-13400F uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1866 on the A8-3820 versus DDR5-4800, DDR4-3200 on the Core i5-13400F — the Core i5-13400F supports 157.2% 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 32 GB — 500% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 20 PCIe lanes. Chipset compatibility: A55,A75 (A8-3820) and H610,B660,H670,Z690,B760,H770,Z790 (Core i5-13400F).

Feature	A8-3820	Core i5-13400F
Socket	FM1	LGA1700
PCIe Generation	PCIe 2.0	PCIe 5.0+150%
Max RAM Speed	DDR3-1866	DDR5-4800, DDR4-3200+157%
Max RAM Capacity	32 GB	192 GB+500%
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	20	20

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Advanced Features

Neither processor supports overclocking. Virtualization support: AMD-V (A8-3820) vs VT-x, VT-d (Core i5-13400F). The A8-3820 includes integrated graphics (Radeon HD 6550D), while the Core i5-13400F requires a dedicated GPU. Primary use case: A8-3820 targets Budget Desktop, Core i5-13400F targets Gaming. Direct competitor: A8-3820 rivals Core i3-2120; Core i5-13400F rivals Ryzen 5 7600.

Feature	A8-3820	Core i5-13400F
Integrated GPU	Yes	No
IGPU Model	Radeon HD 6550D	—
Unlocked	No	No
AVX-512	No	No
Virtualization	AMD-V	VT-x, VT-d
Target Use	Budget Desktop	Gaming

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Value Analysis

At launch, the A8-3820 was priced at $280, while the Core i5-13400F came in at $196. On launch pricing ($280 vs $196), Core i5-13400F was $84 cheaper. In terms of value on MSRP (PassMark points per dollar), the A8-3820 delivers 7.8 pts/$ vs 127.7 pts/$ for the Core i5-13400F — making the Core i5-13400F the 177% better value option.

Feature	A8-3820	Core i5-13400F
MSRP	$280	$196-30%
Performance per Dollar	7.8	127.7+1537%
Release Date	2011	2023

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