Core i5-10400F vs Opteron 6344

Core i5-10400F vs Opteron 6344 Performance Spectrum

Core i5-10400F

6 / 12

13,029

+114.7%

6,069

0.0%

Ryzen Threadripper PRO 3975WX

Ryzen Threadripper PRO 7965WX

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.

Core i5-10400F vs Opteron 6344 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 i5-10400F vs Opteron 6344: Pros, Cons & Final Verdict

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

Core i5-10400F

2020

Why buy it

✅Better for gaming: +46.5% higher average FPS across 50 shared CPU benchmark tests.
✅+50% larger total L3 cache (12 MB vs 8 MB).
✅Costs $255 less on MSRP ($160 MSRP vs $415 MSRP).
✅Delivers 456.8% more PassMark for each dollar spent, at 81.4 vs 14.6 PassMark/$ ($160 MSRP vs $415 MSRP).
✅Draws 65W instead of 115W, a 50W reduction.

Trade-offs

❌Less compelling for workstation-style loads than Opteron 6344, which brings 12 cores / 12 threads.

Opteron 6344

2012

Why buy it

✅Better for workstations and heavier parallel workloads: 12 cores / 12 threads.

Trade-offs

❌Worse for gaming: lower average FPS than Core i5-10400F across 50 shared CPU benchmark tests.
❌Lower PassMark (6,069 vs 13,029).
❌Smaller total L3 cache (8 MB vs 12 MB).
❌Lower PassMark per dollar, at 14.6 vs 81.4 PassMark/$ ($415 MSRP vs $160 MSRP).
❌76.9% higher power demand at 115W vs 65W.

Quick Answers

So, is Core i5-10400F better than Opteron 6344?

Not really, because they are built for different jobs. Opteron 6344 makes more sense for workstation-style multi-core throughput, while Core i5-10400F 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 i5-10400F is the better pick. According to our tests, it delivers 46.5% 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 i5-10400F is the stronger fit. You are getting 114.7% better PassMark, backed by 6 cores and 12 threads. It also has the larger cache pool with 50% larger total L3 cache (12 MB vs 8 MB).

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

Core i5-10400F is the better buy right now. Core i5-10400F comes in $255 cheaper on MSRP at $160 MSRP versus $415 MSRP, and it still gives you a 46.5% average FPS lead across 50 shared CPU game tests in our data. It is also 456.8% better value on MSRP (81.4 vs 14.6 PassMark/$), 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 i5-10400F makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2020 vs 2012), 50% larger total L3 cache (12 MB vs 8 MB), and more multi-core headroom with 6 cores / 12 threads instead of 12/12. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Core i5-10400F vs Opteron 6344 Technical Specifications

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

Core i5-10400F

The Core i5-10400F is manufactured by Intel. It was released in 30 April 2020 (5 years ago). It is based on the Comet Lake (2020−2025) architecture. It features 6 cores and 12 threads. Base frequency is 2.9 GHz, with boost up to 4.3 GHz. L3 cache: 12 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 13,029 points. Launch price was $155.

Opteron 6344

The Opteron 6344 is manufactured by AMD. It was released in 5 November 2012 (13 years ago). It is based on the Abu Dhabi (2012) architecture. It features 12 cores and 12 threads. Base frequency is 2.6 GHz, with boost up to 3.2 GHz. L3 cache: 8 MB (total). L2 cache: 2 MB (per module). Built on 32 nm process technology. Socket: G34. Thermal design power (TDP): 115 Watt. Memory support: DDR3. Passmark benchmark score: 6,069 points. Launch price was $415.

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Processing Power

The Core i5-10400F packs 6 cores / 12 threads, while the Opteron 6344 offers 12 cores / 12 threads — the Opteron 6344 has 6 more cores. Boost clocks reach 4.3 GHz on the Core i5-10400F versus 3.2 GHz on the Opteron 6344 — a 29.3% clock advantage for the Core i5-10400F (base: 2.9 GHz vs 2.6 GHz). The Core i5-10400F uses the Comet Lake (2020−2025) architecture (14 nm), while the Opteron 6344 uses Abu Dhabi (2012) (32 nm). In PassMark, the Core i5-10400F scores 13,029 against the Opteron 6344's 6,069 — a 72.9% lead for the Core i5-10400F. L3 cache: 12 MB (total) on the Core i5-10400F vs 8 MB (total) on the Opteron 6344.

Feature	Core i5-10400F	Opteron 6344
Cores / Threads	6 / 12	12 / 12+100%
Boost Clock	4.3 GHz+34%	3.2 GHz
Base Clock	2.9 GHz+12%	2.6 GHz
L3 Cache	12 MB (total)+50%	8 MB (total)
L2 Cache	256K (per core)+12700%	2 MB (per module)
Process	14 nm-56%	32 nm
Architecture	Comet Lake (2020−2025)	Abu Dhabi (2012)
PassMark	13,029+115%	6,069
Cinebench R23 Multi	8,191	—
Geekbench 6 Single	1,454	—
Geekbench 6 Multi	5,783	—

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Memory & Platform

The Core i5-10400F uses the LGA1200 socket (PCIe 3.0), while the Opteron 6344 uses G34 (PCIe 2.0) — making them incompatible on the same motherboard.

Feature	Core i5-10400F	Opteron 6344
Socket	LGA1200	G34
PCIe Generation	PCIe 3.0+50%	PCIe 2.0
Max RAM Speed	DDR4-2666	—
Max RAM Capacity	128 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	16	—

🔧

Advanced Features

Virtualization: VT-x, VT-d (Core i5-10400F) / not specified (Opteron 6344). Primary use case: Core i5-10400F targets Gaming. Direct competitor: Core i5-10400F rivals Ryzen 5 3600.

Feature	Core i5-10400F	Opteron 6344
Integrated GPU	No	—
Unlocked	No	—
AVX-512	No	—
Virtualization	VT-x, VT-d	—
Target Use	Gaming	—

💰

Value Analysis

At launch, the Core i5-10400F was priced at $160, while the Opteron 6344 came in at $415. On launch pricing ($160 vs $415), Core i5-10400F was $255 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i5-10400F delivers 81.4 pts/$ vs 14.6 pts/$ for the Opteron 6344 — making the Core i5-10400F the 139.1% better value option.

Feature	Core i5-10400F	Opteron 6344
MSRP	$160-61%	$415
Performance per Dollar	81.4+458%	14.6
Release Date	2020	2012

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