Opteron 6278 vs Xeon D-1823NT

Opteron 6278 vs Xeon D-1823NT Performance Spectrum

Opteron 6278

16 / 16

13,733

+0.4%

Ryzen Threadripper PRO 7945WX

Ryzen Threadripper PRO 9955WX

Ryzen Threadripper 9960X

Xeon D-1823NT

6 / 12

13,673

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 D-1823NT 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 D-1823NT: 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

✅Better for gaming: +5.5% higher average FPS across 50 shared CPU benchmark tests.

Trade-offs

❌Smaller total L3 cache (8 MB vs 10 MB).
❌109.1% higher power demand at 115W vs 55W.

Xeon D-1823NT

2023

Why buy it

✅+25% larger total L3 cache (10 MB vs 8 MB).
✅Draws 55W instead of 115W, a 60W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Opteron 6278 across 50 shared CPU benchmark tests.
❌Lower PassMark (13,673 vs 13,733).

Quick Answers

So, is Opteron 6278 better than Xeon D-1823NT?

Yes. Opteron 6278 is the better all-around CPU here. It gives you a 5.5% average FPS lead across 50 shared CPU game tests in our data and 0.4% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Opteron 6278 is the better pick. According to our tests, it delivers 5.5% 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 6278 is the stronger fit. You are getting 0.4% better PassMark, backed by 16 cores and 16 threads.

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

Opteron 6278 still makes the most sense overall. Opteron 6278 comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 5.5% average FPS lead across 50 shared CPU game tests in our data.

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

Xeon D-1823NT makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2012) and 25% larger total L3 cache (10 MB vs 8 MB). That makes it the safer long-term bet.

Opteron 6278 vs Xeon D-1823NT 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 D-1823NT

The Xeon D-1823NT is manufactured by Intel. It was released in 2015-01-01. It features 6 cores and 12 threads. Base frequency is 2.8 GHz, with boost up to 3.5 GHz. L3 cache: 10240 kB. Socket: FCBGA2227. Thermal design power (TDP): 55 Watt. Memory support: DDR4. Passmark benchmark score: 13,673 points. Launch price was $800.

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Processing Power

The Opteron 6278 packs 16 cores / 16 threads, while the Xeon D-1823NT offers 6 cores / 12 threads — the Opteron 6278 has 10 more cores. Boost clocks reach 3.3 GHz on the Opteron 6278 versus 3.5 GHz on the Xeon D-1823NT — a 5.9% clock advantage for the Xeon D-1823NT (base: 2.4 GHz vs 2.8 GHz). The Opteron 6278 is built on the Interlagos (2011−2012) architecture. In PassMark, the Opteron 6278 scores 13,733 against the Xeon D-1823NT's 13,673 — a 0.4% lead for the Opteron 6278. L3 cache: 8 MB (total) on the Opteron 6278 vs 10240 kB on the Xeon D-1823NT.

Feature	Opteron 6278	Xeon D-1823NT
Cores / Threads	16 / 16+167%	6 / 12
Boost Clock	3.3 GHz	3.5 GHz+6%
Base Clock	2.4 GHz	2.8 GHz+17%
L3 Cache	8 MB (total)	10240 kB+25%
L2 Cache	2 MB (per module)	—
Process	32 nm	—
Architecture	Interlagos (2011−2012)	—
PassMark	13,733	13,673

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Memory & Platform

The Opteron 6278 uses the G34 socket (PCIe 2.0), while the Xeon D-1823NT uses FCBGA2227 (PCIe 4.0) — making them incompatible on the same motherboard.