Opteron 6378 vs Xeon E3-1505L v6

Opteron 6378 vs Xeon E3-1505L v6 Performance Spectrum

Opteron 6378

16 / 16

5,889

+0.1%

Ryzen Threadripper PRO 3975WX

Ryzen Threadripper PRO 7965WX

Xeon E3-1505L v6

4 / 8

5,882

0.0%

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.

Opteron 6378 vs Xeon E3-1505L v6 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.

Opteron 6378 vs Xeon E3-1505L v6: Pros, Cons & Final Verdict

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

Opteron 6378

2012

Why buy it

✅Better for gaming: +9.5% higher average FPS across 50 shared CPU benchmark tests.

Trade-offs

❌360% higher power demand at 115W vs 25W.

Xeon E3-1505L v6

2017

Why buy it

✅Draws 25W instead of 115W, a 90W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Opteron 6378 across 50 shared CPU benchmark tests.
❌Lower PassMark (5,882 vs 5,889).

Quick Answers

So, is Opteron 6378 better than Xeon E3-1505L v6?

Yes. Opteron 6378 is the better all-around CPU here. It gives you a 9.5% average FPS lead across 50 shared CPU game tests in our data and 0.1% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Opteron 6378 is the better pick. According to our tests, it delivers 9.5% 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, Opteron 6378 is the stronger fit. You are getting 0.1% better PassMark, backed by 16 cores and 16 threads.

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

Opteron 6378 still makes the most sense overall. Opteron 6378 comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 9.5% average FPS lead across 50 shared CPU game tests in our data.

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

Xeon E3-1505L v6 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2017 vs 2012). That makes it the safer long-term bet.

Opteron 6378 vs Xeon E3-1505L v6 Technical Specifications

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

Opteron 6378

The Opteron 6378 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 2.4 GHz, with boost up to 3.3 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: 5,889 points. Launch price was $396.

Xeon E3-1505L v6

The Xeon E3-1505L v6 is manufactured by Intel. It was released in 3 January 2017 (8 years ago). It is based on the Kaby Lake (2016−2019) architecture. It features 4 cores and 8 threads. Max frequency: 2.2 GHz. L3 cache: 8 MB. L2 cache: 1 MB. Built on 14 nm process technology. Thermal design power (TDP): 25 Watt. Memory support: DDR3L-1600. Passmark benchmark score: 5,882 points. Launch price was $433.

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Processing Power

The Opteron 6378 packs 16 cores / 16 threads, while the Xeon E3-1505L v6 offers 4 cores / 8 threads — the Opteron 6378 has 12 more cores. Boost clocks reach 3.3 GHz on the Opteron 6378 versus 2.2 GHz on the Xeon E3-1505L v6 — a 40% clock advantage for the Opteron 6378. The Opteron 6378 uses the Abu Dhabi (2012) architecture (32 nm), while the Xeon E3-1505L v6 uses Kaby Lake (2016−2019) (14 nm). In PassMark, the Opteron 6378 scores 5,889 against the Xeon E3-1505L v6's 5,882 — a 0.1% lead for the Opteron 6378. L3 cache: 8 MB (total) on the Opteron 6378 vs 8 MB on the Xeon E3-1505L v6.

Feature	Opteron 6378	Xeon E3-1505L v6
Cores / Threads	16 / 16+300%	4 / 8
Boost Clock	3.3 GHz+50%	2.2 GHz
Base Clock	2.4 GHz	—
L3 Cache	8 MB (total)	8 MB
L2 Cache	16 MB+1500%	1 MB
Process	32 nm	14 nm-56%
Architecture	Abu Dhabi (2012)	Kaby Lake (2016−2019)
PassMark	5,889	5,882