Opteron 6278 vs Xeon D-1587

Opteron 6278 vs Xeon D-1587 Performance Spectrum

Opteron 6278

16 / 16

13,733

+0.8%

Ryzen Threadripper PRO 7945WX

Ryzen Threadripper PRO 9955WX

Ryzen Threadripper 9960X

Xeon D-1587

16 / 32

13,630

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-1587 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-1587: 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

✅+0.8% higher PassMark.
✅+433.3% larger total L3 cache (8 MB vs 1.5 MB).

Trade-offs

❌Worse for gaming: lower average FPS than Xeon D-1587 across 50 shared CPU benchmark tests.
❌76.9% higher power demand at 115W vs 65W.

Xeon D-1587

2016

Why buy it

✅Better for gaming: +8.6% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 65W instead of 115W, a 50W reduction.

Trade-offs

❌Lower PassMark (13,630 vs 13,733).
❌Smaller total L3 cache (1.5 MB vs 8 MB).
❌Launch MSRP is still $1,652 MSRP, while Opteron 6278 mostly shows up through inconsistent older-market listings.

Quick Answers

So, is Xeon D-1587 better than Opteron 6278?

It depends on what you want from the system. For gaming, Xeon D-1587 is ahead with a 8.6% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Opteron 6278 pulls ahead with 0.8% better PassMark. Opteron 6278 also has the bigger cache pool with 433.3% larger total L3 cache (8 MB vs 1.5 MB).

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 0.8% better PassMark, backed by 16 cores and 16 threads. It also has the larger cache pool with 433.3% larger total L3 cache (8 MB vs 1.5 MB).

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

Xeon D-1587 is the better buy right now. Xeon D-1587 comes in at an unclear MSRP at $1,652 MSRP versus unclear MSRP, and it still gives you a 8.6% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Opteron 6278 is still stronger for heavier multi-core work with 0.8% better PassMark. It is also 100.0% better value on MSRP (8.3 vs 0.0 PassMark/$), 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 D-1587 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2016 vs 2012). That makes it the safer long-term bet.

Opteron 6278 vs Xeon D-1587 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-1587

The Xeon D-1587 is manufactured by Intel. It was released in 24 February 2016 (9 years ago). It is based on the Broadwell (2015−2019) architecture. It features 16 cores and 32 threads. Base frequency is 1.7 GHz, with boost up to 2.3 GHz. L3 cache: 1.5 MB (per core). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: FCBGA1667. Thermal design power (TDP): 65 Watt. Memory support: DDR4, DDR3. Passmark benchmark score: 13,630 points. Launch price was $1,443.

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Processing Power

The Opteron 6278 packs 16 cores / 16 threads, matching the Xeon D-1587's 16 cores. Boost clocks reach 3.3 GHz on the Opteron 6278 versus 2.3 GHz on the Xeon D-1587 — a 35.7% clock advantage for the Opteron 6278 (base: 2.4 GHz vs 1.7 GHz). The Opteron 6278 uses the Interlagos (2011−2012) architecture (32 nm), while the Xeon D-1587 uses Broadwell (2015−2019) (14 nm). In PassMark, the Opteron 6278 scores 13,733 against the Xeon D-1587's 13,630 — a 0.8% lead for the Opteron 6278. L3 cache: 8 MB (total) on the Opteron 6278 vs 1.5 MB (per core) on the Xeon D-1587.

Feature	Opteron 6278	Xeon D-1587
Cores / Threads	16 / 16	16 / 32
Boost Clock	3.3 GHz+43%	2.3 GHz
Base Clock	2.4 GHz+41%	1.7 GHz
L3 Cache	8 MB (total)+433%	1.5 MB (per core)
L2 Cache	2 MB (per module)	256K (per core)+12700%
Process	32 nm	14 nm-56%
Architecture	Interlagos (2011−2012)	Broadwell (2015−2019)
PassMark	13,733	13,630

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Memory & Platform

The Opteron 6278 uses the G34 socket (PCIe 2.0), while the Xeon D-1587 uses FCBGA1667 (PCIe 3.0) — making them incompatible on the same motherboard.