Core i5-6600 vs Opteron 6344

Core i5-6600 vs Opteron 6344 Performance Spectrum

Core i5-6600

4 / 4

6,058

0.0%

6,069

+0.2%

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 i5-6600 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 i5-6600 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 i5-6600

2015

Why buy it

✅Costs $191 less on MSRP ($224 MSRP vs $415 MSRP).
✅Delivers 84.9% more PassMark for each dollar spent, at 27.0 vs 14.6 PassMark/$ ($224 MSRP vs $415 MSRP).
✅Draws 65W instead of 115W, a 50W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Opteron 6344 across 50 shared CPU benchmark tests.
❌Lower PassMark (6,058 vs 6,069).
❌Smaller total L3 cache (6 MB vs 8 MB).
❌Less compelling for workstation-style loads than Opteron 6344, which brings 12 cores / 12 threads.

Opteron 6344

2012

Why buy it

✅Better for gaming: +16.7% higher average FPS across 50 shared CPU benchmark tests.
✅+33.3% larger total L3 cache (8 MB vs 6 MB).
✅Better for workstations and heavier parallel workloads: 12 cores / 12 threads.

Trade-offs

❌Lower PassMark per dollar, at 14.6 vs 27.0 PassMark/$ ($415 MSRP vs $224 MSRP).
❌76.9% higher power demand at 115W vs 65W.

Quick Answers

So, is Opteron 6344 better than Core i5-6600?

Not really, because they are built for different jobs. Opteron 6344 makes more sense for workstation-style multi-core throughput, while Core i5-6600 is the more practical desktop choice for gaming, platform cost, and everyday use.

Which one is better for gaming?

If gaming is the priority, Opteron 6344 is the better pick. According to our tests, it delivers 16.7% 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, Opteron 6344 is the stronger fit. You are getting 0.2% better PassMark, backed by 12 cores and 12 threads. It also has the larger cache pool with 33.3% larger total L3 cache (8 MB vs 6 MB).

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

Opteron 6344 is still the much better call for a fresh build. Opteron 6344 comes in 85.3% more expensive on MSRP at $415 MSRP versus $224 MSRP, and it still gives you a 16.7% average FPS lead across 50 shared CPU game tests in our data. Core i5-6600 only looks stronger on raw value math because it is extremely cheap, but that usually means used-market pricing on an obsolete 2015 platform. Even with 84.9% better value on paper (27.0 vs 14.6 PassMark/$), it really only makes sense as a cheap stopgap or a niche existing-platform option for someone already on LGA1151.

Which one is more future-proof for 2026 and beyond?

Core i5-6600 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2015 vs 2012). That makes it the safer long-term bet.

Core i5-6600 vs Opteron 6344 Technical Specifications

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

Core i5-6600

The Core i5-6600 is manufactured by Intel. It was released in 1 July 2015 (10 years ago). It is based on the Skylake (2015−2016) architecture. It features 4 cores and 4 threads. Base frequency is 3.3 GHz, with boost up to 3.9 GHz. L3 cache: 6 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 6,058 points. Launch price was $224.

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 i5-6600 packs 4 cores / 4 threads, while the Opteron 6344 offers 12 cores / 12 threads — the Opteron 6344 has 8 more cores. Boost clocks reach 3.9 GHz on the Core i5-6600 versus 3.2 GHz on the Opteron 6344 — a 19.7% clock advantage for the Core i5-6600 (base: 3.3 GHz vs 2.6 GHz). The Core i5-6600 uses the Skylake (2015−2016) architecture (14 nm), while the Opteron 6344 uses Abu Dhabi (2012) (32 nm). In PassMark, the Core i5-6600 scores 6,058 against the Opteron 6344's 6,069 — a 0.2% lead for the Opteron 6344. L3 cache: 6 MB (total) on the Core i5-6600 vs 8 MB (total) on the Opteron 6344.

Feature	Core i5-6600	Opteron 6344
Cores / Threads	4 / 4	12 / 12+200%
Boost Clock	3.9 GHz+22%	3.2 GHz
Base Clock	3.3 GHz+27%	2.6 GHz
L3 Cache	6 MB (total)	8 MB (total)+33%
L2 Cache	256 kB (per core)	2 MB (per module)+700%
Process	14 nm-56%	32 nm
Architecture	Skylake (2015−2016)	Abu Dhabi (2012)
PassMark	6,058	6,069

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Memory & Platform

The Core i5-6600 uses the LGA1151 socket (PCIe 3.0), while the Opteron 6344 uses G34 (PCIe 2.0) — making them incompatible on the same motherboard.

Feature	Core i5-6600	Opteron 6344
Socket	LGA1151	G34
PCIe Generation	PCIe 3.0+50%	PCIe 2.0

💰

Value Analysis

At launch, the Core i5-6600 was priced at $224, while the Opteron 6344 came in at $415. On launch pricing ($224 vs $415), Core i5-6600 was $191 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i5-6600 delivers 27.0 pts/$ vs 14.6 pts/$ for the Opteron 6344 — making the Core i5-6600 the 59.6% better value option.

Feature	Core i5-6600	Opteron 6344
MSRP	$224-46%	$415
Performance per Dollar	27.0+85%	14.6
Release Date	2015	2012

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