Opteron 6278 vs Xeon E-2374G

Opteron 6278 vs Xeon E-2374G Performance Spectrum

Opteron 6278

16 / 16

13,733

+0.1%

Ryzen Threadripper PRO 7945WX

Ryzen Threadripper PRO 9955WX

Ryzen Threadripper 9960X

Xeon E-2374G

4 / 8

13,726

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 6278 vs Xeon E-2374G 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 6278 vs Xeon E-2374G: Pros, Cons & Final Verdict

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

Opteron 6278

2012

Why buy it

✅+0.1% higher PassMark.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon E-2374G across 50 shared CPU benchmark tests.
❌43.8% higher power demand at 115W vs 80W.

Xeon E-2374G

2021

Why buy it

✅Better for gaming: +24.9% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 80W instead of 115W, a 35W reduction.

Trade-offs

❌Lower PassMark (13,726 vs 13,733).

Quick Answers

So, is Xeon E-2374G better than Opteron 6278?

It depends on what you want from the system. For gaming, Xeon E-2374G is ahead with a 24.9% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Opteron 6278 pulls ahead with 0.1% better PassMark.

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

For streaming, content creation, and heavier multitasking, Opteron 6278 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?

Xeon E-2374G still makes the most sense overall. Xeon E-2374G comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 24.9% average FPS lead across 50 shared CPU game tests in our data.

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

Xeon E-2374G makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2021 vs 2012). That makes it the safer long-term bet.

Opteron 6278 vs Xeon E-2374G Technical Specifications

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

Opteron 6278

The Opteron 6278 is manufactured by AMD. It was released in 1 May 2012 (13 years ago). It is based on the Interlagos (2011−2012) 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: 2 MB (per module). Built on 32 nm process technology. Socket: G34. Thermal design power (TDP): 115 Watt. Memory support: DDR3. Passmark benchmark score: 13,733 points. Launch price was $988.

Xeon E-2374G

The Xeon E-2374G is manufactured by Intel. It was released in 2015-01-01. It is based on the Rocket Lake-E (2021) architecture. It features 4 cores and 8 threads. Base frequency is 3.7 GHz, with boost up to 5 GHz. L3 cache: 8 MB (total). L2 cache: 512K (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 80 Watt. Memory support: DDR4-3200. Passmark benchmark score: 13,726 points. Launch price was $800.

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Processing Power

The Opteron 6278 packs 16 cores / 16 threads, while the Xeon E-2374G offers 4 cores / 8 threads — the Opteron 6278 has 12 more cores. Boost clocks reach 3.3 GHz on the Opteron 6278 versus 5 GHz on the Xeon E-2374G — a 41% clock advantage for the Xeon E-2374G (base: 2.4 GHz vs 3.7 GHz). The Opteron 6278 uses the Interlagos (2011−2012) architecture (32 nm), while the Xeon E-2374G uses Rocket Lake-E (2021) (14 nm). In PassMark, the Opteron 6278 scores 13,733 against the Xeon E-2374G's 13,726 — a 0.1% lead for the Opteron 6278. Both processors carry 8 MB (total) of L3 cache.

Feature	Opteron 6278	Xeon E-2374G
Cores / Threads	16 / 16+300%	4 / 8
Boost Clock	3.3 GHz	5 GHz+52%
Base Clock	2.4 GHz	3.7 GHz+54%
L3 Cache	8 MB (total)	8 MB (total)
L2 Cache	2 MB (per module)	512K (per core)+25500%
Process	32 nm	14 nm-56%
Architecture	Interlagos (2011−2012)	Rocket Lake-E (2021)
PassMark	13,733	13,726

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Memory & Platform

The Opteron 6278 uses the G34 socket (PCIe 2.0), while the Xeon E-2374G uses LGA1200 (PCIe 4.0) — making them incompatible on the same motherboard.