Xeon E-2276M vs Xeon E5-2663 V3

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.

Xeon E-2276M vs Xeon E5-2663 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.

Xeon E-2276M vs Xeon E5-2663 V3: Pros, Cons & Final Verdict

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

Xeon E-2276M

2019

Why buy it

✅Draws 45W instead of 105W, a 60W reduction.

Trade-offs

❌Lower PassMark (11,654 vs 11,777).
❌Smaller total L3 cache (12 MB vs 25 MB).
❌Launch MSRP is still $939 MSRP, while Xeon E5-2663 V3 mostly shows up through inconsistent older-market listings.

Xeon E5-2663 V3

2014

Why buy it

✅+1.1% higher PassMark.
✅+108.3% larger total L3 cache (25 MB vs 12 MB).

Trade-offs

❌133.3% higher power demand at 105W vs 45W.

Quick Answers

So, is Xeon E-2276M better than Xeon E5-2663 V3?

It depends on what you want from the system. For gaming, Xeon E-2276M 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, Xeon E5-2663 V3 pulls ahead with 1.1% better PassMark. Xeon E5-2663 V3 also has the bigger cache pool with 108.3% larger total L3 cache (25 MB vs 12 MB).

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

For streaming, content creation, and heavier multitasking, Xeon E5-2663 V3 is the stronger fit. You are getting 1.1% better PassMark, backed by 10 cores and 20 threads. It also has the larger cache pool with 108.3% larger total L3 cache (25 MB vs 12 MB).

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

Xeon E-2276M is the better buy right now. Xeon E-2276M comes in at an unclear MSRP at $939 MSRP versus unclear MSRP, and it still gives you a 1.0% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Xeon E5-2663 V3 is still stronger for heavier multi-core work with 1.1% better PassMark. It is also 100.0% better value on MSRP (12.4 vs 0.0 PassMark/$), 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 E-2276M makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2019 vs 2014). That makes it the safer long-term bet.

Xeon E-2276M vs Xeon E5-2663 V3 Technical Specifications

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

Xeon E-2276M

The Xeon E-2276M is manufactured by Intel. It was released in 29 May 2019 (6 years ago). It is based on the Coffee Lake-H (2018−2019) architecture. It features 6 cores and 12 threads. Base frequency is 2.8 GHz, with boost up to 4.7 GHz. L3 cache: 12 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: BGA1440. Thermal design power (TDP): 45 Watt. Memory support: DDR4. Passmark benchmark score: 11,654 points. Launch price was $450.

Xeon E5-2663 V3

The Xeon E5-2663 V3 is manufactured by Intel. It was released in 2015-01-01. It is based on the Haswell-EP (2014−2015) architecture. It features 10 cores and 20 threads. Base frequency is 2.8 GHz, with boost up to 3.5 GHz. L3 cache: 25 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: LGA2011-3. Thermal design power (TDP): 105 Watt. Memory support: DDR4-2133. Passmark benchmark score: 11,777 points. Launch price was $800.

⚡

Processing Power

The Xeon E-2276M packs 6 cores / 12 threads, while the Xeon E5-2663 V3 offers 10 cores / 20 threads — the Xeon E5-2663 V3 has 4 more cores. Boost clocks reach 4.7 GHz on the Xeon E-2276M versus 3.5 GHz on the Xeon E5-2663 V3 — a 29.3% clock advantage for the Xeon E-2276M (base: 2.8 GHz vs 2.8 GHz). The Xeon E-2276M uses the Coffee Lake-H (2018−2019) architecture (14 nm), while the Xeon E5-2663 V3 uses Haswell-EP (2014−2015) (22 nm). In PassMark, the Xeon E-2276M scores 11,654 against the Xeon E5-2663 V3's 11,777 — a 1% lead for the Xeon E5-2663 V3. L3 cache: 12 MB (total) on the Xeon E-2276M vs 25 MB (total) on the Xeon E5-2663 V3.

Feature	Xeon E-2276M	Xeon E5-2663 V3
Cores / Threads	6 / 12	10 / 20+67%
Boost Clock	4.7 GHz+34%	3.5 GHz
Base Clock	2.8 GHz	2.8 GHz
L3 Cache	12 MB (total)	25 MB (total)+108%
L2 Cache	256 kB (per core)	256K (per core)
Process	14 nm-36%	22 nm
Architecture	Coffee Lake-H (2018−2019)	Haswell-EP (2014−2015)
PassMark	11,654	11,777+1%

🧠

Memory & Platform

The Xeon E-2276M uses the BGA1440 socket (PCIe 3.0), while the Xeon E5-2663 V3 uses LGA2011-3 (PCIe 4.0) — making them incompatible on the same motherboard.