Opteron 6380 vs Xeon E5-2623 v3

Opteron 6380 vs Xeon E5-2623 v3 Performance Spectrum

Opteron 6380

16 / 16

6,687

+0.5%

Ryzen Threadripper 3970X

Ryzen Threadripper PRO 7965WX

Xeon E5-2623 v3

4 / 8

6,652

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 6380 vs Xeon E5-2623 v3 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 6380 vs Xeon E5-2623 v3: Pros, Cons & Final Verdict

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

Opteron 6380

2012

Why buy it

✅+0.5% higher PassMark.

Trade-offs

❌Smaller total L3 cache (8 MB vs 10 MB).
❌Lower PassMark per dollar, at 12.1 vs 15.0 PassMark/$ ($551 MSRP vs $444 MSRP).

Xeon E5-2623 v3

2014

Why buy it

✅+25% larger total L3 cache (10 MB vs 8 MB).
✅Costs $107 less on MSRP ($444 MSRP vs $551 MSRP).
✅Delivers 23.4% more PassMark for each dollar spent, at 15.0 vs 12.1 PassMark/$ ($444 MSRP vs $551 MSRP).
✅Draws 105W instead of 115W, a 10W reduction.
✅100+% more PCIe lanes (40 vs 0) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark (6,652 vs 6,687).

Quick Answers

So, is Xeon E5-2623 v3 better than Opteron 6380?

It depends on what you want from the system. For gaming, Xeon E5-2623 v3 is ahead with a 1.0% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Opteron 6380 pulls ahead with 0.5% better PassMark. Xeon E5-2623 v3 also has the bigger cache pool with 25% larger total L3 cache (10 MB vs 8 MB).

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

For streaming, content creation, and heavier multitasking, Opteron 6380 is the stronger fit. You are getting 0.5% better PassMark, backed by 16 cores and 16 threads.

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

Xeon E5-2623 v3 is the better buy right now. Xeon E5-2623 v3 comes in $107 cheaper on MSRP at $444 MSRP versus $551 MSRP, and it still gives you a 1.0% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Opteron 6380 is still stronger for heavier multi-core work with 0.5% better PassMark. It is also 23.4% better value on MSRP (15.0 vs 12.1 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Xeon E5-2623 v3 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2014 vs 2012) and 25% larger total L3 cache (10 MB vs 8 MB). That makes it the safer long-term bet.

Opteron 6380 vs Xeon E5-2623 v3 Technical Specifications

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

Opteron 6380

The Opteron 6380 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 2.5 GHz, with boost up to 3.4 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: 6,687 points. Launch price was $1,150.

Xeon E5-2623 v3

The Xeon E5-2623 v3 is manufactured by Intel. It was released in 2015-01-01. It is based on the Haswell-EP (2014−2015) architecture. It features 4 cores and 8 threads. Base frequency is 3 GHz, with boost up to 3.5 GHz. L3 cache: 10 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: LGA2011. Thermal design power (TDP): 105 Watt. Memory support: DDR4-1600, DDR4-1866. Passmark benchmark score: 6,652 points. Launch price was $800.

⚡

Processing Power

The Opteron 6380 packs 16 cores / 16 threads, while the Xeon E5-2623 v3 offers 4 cores / 8 threads — the Opteron 6380 has 12 more cores. Boost clocks reach 3.4 GHz on the Opteron 6380 versus 3.5 GHz on the Xeon E5-2623 v3 — a 2.9% clock advantage for the Xeon E5-2623 v3 (base: 2.5 GHz vs 3 GHz). The Opteron 6380 uses the Abu Dhabi (2012) architecture (32 nm), while the Xeon E5-2623 v3 uses Haswell-EP (2014−2015) (22 nm). In PassMark, the Opteron 6380 scores 6,687 against the Xeon E5-2623 v3's 6,652 — a 0.5% lead for the Opteron 6380. L3 cache: 8 MB (total) on the Opteron 6380 vs 10 MB (total) on the Xeon E5-2623 v3.

Feature	Opteron 6380	Xeon E5-2623 v3
Cores / Threads	16 / 16+300%	4 / 8
Boost Clock	3.4 GHz	3.5 GHz+3%
Base Clock	2.5 GHz	3 GHz+20%
L3 Cache	8 MB (total)	10 MB (total)+25%
L2 Cache	16 MB	256K (per core)+1500%
Process	32 nm	22 nm-31%
Architecture	Abu Dhabi (2012)	Haswell-EP (2014−2015)
PassMark	6,687	6,652
Geekbench 6 Single	—	899
Geekbench 6 Multi	—	3,683

🧠

Memory & Platform

The Opteron 6380 uses the G34 socket (PCIe 2.0), while the Xeon E5-2623 v3 uses LGA2011 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	Opteron 6380	Xeon E5-2623 v3
Socket	G34	LGA2011
PCIe Generation	PCIe 2.0	PCIe 3.0+50%
Max RAM Speed	—	DDR4-1866
Max RAM Capacity	—	768 GB
RAM Channels	—	4
ECC Support	—	Yes
PCIe Lanes	—	40

🔧

Advanced Features

Virtualization: not specified (Opteron 6380) / Yes (Xeon E5-2623 v3). Primary use case: Xeon E5-2623 v3 targets Server.

Feature	Opteron 6380	Xeon E5-2623 v3
Integrated GPU	—	No
Unlocked	—	No
AVX-512	—	No
Virtualization	—	Yes
Target Use	—	Server

💰

Value Analysis

At launch, the Opteron 6380 was priced at $551, while the Xeon E5-2623 v3 came in at $444. On launch pricing ($551 vs $444), Xeon E5-2623 v3 was $107 cheaper. In terms of value on MSRP (PassMark points per dollar), the Opteron 6380 delivers 12.1 pts/$ vs 15.0 pts/$ for the Xeon E5-2623 v3 — making the Xeon E5-2623 v3 the 21% better value option.

Feature	Opteron 6380	Xeon E5-2623 v3
MSRP	$551	$444-19%
Performance per Dollar	12.1	15.0+24%
Release Date	2012	2014

Search Opteron 6380 on Amazon

Search Xeon E5-2623 v3 on Amazon

Affiliate Disclosure

ChipVERSUS is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. We may earn a commission on qualifying purchases made through our links. This comes at no additional cost to you and helps support our work in providing comprehensive PC building guides and tools.

Amazon and the Amazon logo are trademarks of Amazon.com, Inc. or its affiliates.