Core i5-6500 vs Opteron 6376

Core i5-6500 vs Opteron 6376 Performance Spectrum

Core i5-6500

4 / 4

5,600

+0.5%

5,572

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 i5-6500 vs Opteron 6376 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 i5-6500 vs Opteron 6376: Pros, Cons & Final Verdict

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

Core i5-6500

2015

Why buy it

✅+0.5% higher PassMark.
✅Costs $464 less on MSRP ($239 MSRP vs $703 MSRP).
✅Delivers 195.6% more PassMark for each dollar spent, at 23.4 vs 7.9 PassMark/$ ($239 MSRP vs $703 MSRP).
✅Draws 65W instead of 115W, a 50W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Opteron 6376 across 19 shared CPU benchmark tests.
❌Smaller total L3 cache (6 MB vs 8 MB).
❌Less compelling for workstation-style loads than Opteron 6376, which brings 16 cores / 16 threads.

Opteron 6376

2012

Why buy it

✅Better for gaming: +11.4% higher average FPS across 19 shared CPU benchmark tests.
✅+33.3% larger total L3 cache (8 MB vs 6 MB).
✅Better for workstations and heavier parallel workloads: 16 cores / 16 threads.

Trade-offs

❌Lower PassMark (5,572 vs 5,600).
❌Lower PassMark per dollar, at 7.9 vs 23.4 PassMark/$ ($703 MSRP vs $239 MSRP).
❌76.9% higher power demand at 115W vs 65W.

Quick Answers

So, is Core i5-6500 better than Opteron 6376?

Not really, because they are built for different jobs. Opteron 6376 makes more sense for workstation-style multi-core throughput, while Core i5-6500 is the more practical desktop choice for gaming, platform cost, and everyday use.

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

For streaming, content creation, and heavier multitasking, Core i5-6500 is the stronger fit. You are getting 0.5% better PassMark, backed by 4 cores and 4 threads.

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

Core i5-6500 is the better buy right now. Core i5-6500 comes in $464 cheaper on MSRP at $239 MSRP versus $703 MSRP, and it still gives you 0.5% better PassMark. The compromise is that Opteron 6376 is still the better pure gaming CPU with a 11.4% average FPS lead across 19 shared CPU game tests in our data. It is also 195.6% better value on MSRP (23.4 vs 7.9 PassMark/$), 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 i5-6500 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2015 vs 2012) and more multi-core headroom with 4 cores / 4 threads instead of 16/16. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Core i5-6500 vs Opteron 6376 Technical Specifications

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

Core i5-6500

The Core i5-6500 is manufactured by Intel. It was released in 2 July 2015 (10 years ago). It is based on the Skylake (2015−2016) architecture. It features 4 cores and 4 threads. Base frequency is 3.2 GHz, with boost up to 3.6 GHz. L3 cache: 6 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 65 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 5,600 points. Launch price was $192.

Opteron 6376

The Opteron 6376 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 16 cores and 16 threads. Base frequency is 2.3 GHz, with boost up to 3.2 GHz. L3 cache: 8 MB (total). L2 cache: 16 MB. Built on 32 nm process technology. Socket: G34. Thermal design power (TDP): 115 Watt. Memory support: DDR3. Passmark benchmark score: 5,572 points. Launch price was $750.

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Processing Power

The Core i5-6500 packs 4 cores / 4 threads, while the Opteron 6376 offers 16 cores / 16 threads — the Opteron 6376 has 12 more cores. Boost clocks reach 3.6 GHz on the Core i5-6500 versus 3.2 GHz on the Opteron 6376 — a 11.8% clock advantage for the Core i5-6500 (base: 3.2 GHz vs 2.3 GHz). The Core i5-6500 uses the Skylake (2015−2016) architecture (14 nm), while the Opteron 6376 uses Abu Dhabi (2012) (32 nm). In PassMark, the Core i5-6500 scores 5,600 against the Opteron 6376's 5,572 — a 0.5% lead for the Core i5-6500. L3 cache: 6 MB (total) on the Core i5-6500 vs 8 MB (total) on the Opteron 6376.

Feature	Core i5-6500	Opteron 6376
Cores / Threads	4 / 4	16 / 16+300%
Boost Clock	3.6 GHz+12%	3.2 GHz
Base Clock	3.2 GHz+39%	2.3 GHz
L3 Cache	6 MB (total)	8 MB (total)+33%
L2 Cache	256K (per core)+1500%	16 MB
Process	14 nm-56%	32 nm
Architecture	Skylake (2015−2016)	Abu Dhabi (2012)
PassMark	5,600	5,572

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Memory & Platform

The Core i5-6500 uses the LGA1151 socket (PCIe 3.0), while the Opteron 6376 uses G34 (PCIe 2.0) — making them incompatible on the same motherboard.

Feature	Core i5-6500	Opteron 6376
Socket	LGA1151	G34
PCIe Generation	PCIe 3.0+50%	PCIe 2.0

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Value Analysis

At launch, the Core i5-6500 was priced at $239, while the Opteron 6376 came in at $703. On launch pricing ($239 vs $703), Core i5-6500 was $464 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i5-6500 delivers 23.4 pts/$ vs 7.9 pts/$ for the Opteron 6376 — making the Core i5-6500 the 98.9% better value option.

Feature	Core i5-6500	Opteron 6376
MSRP	$239-66%	$703
Performance per Dollar	23.4+196%	7.9
Release Date	2015	2012

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