Phenom II X2 N620 vs Xeon L7455

Phenom II X2 N620 vs Xeon L7455 Performance Spectrum

Phenom II X2 N620

2 / 2

2,503

+0.4%

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Xeon L7455

2,494

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.

Phenom II X2 N620 vs Xeon L7455 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.

Phenom II X2 N620 vs Xeon L7455: Pros, Cons & Final Verdict

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

Phenom II X2 N620

2010

Why buy it

✅+0.4% higher PassMark.
✅Draws 2W instead of 65W, a 63W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon L7455 across 47 shared CPU benchmark tests.

Xeon L7455

2008

Why buy it

✅Better for gaming: +7.1% higher average FPS across 47 shared CPU benchmark tests.

Trade-offs

❌Lower PassMark (2,494 vs 2,503).
❌3150% higher power demand at 65W vs 2W.

Quick Answers

So, is Phenom II X2 N620 better than Xeon L7455?

Not really, because they are built for different jobs. Xeon L7455 makes more sense for workstation-style multi-core throughput, while Phenom II X2 N620 is the more practical desktop choice for gaming, platform cost, and everyday use.

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

For streaming, content creation, and heavier multitasking, Phenom II X2 N620 is the stronger fit. You are getting 0.4% better PassMark, backed by 2 cores and 2 threads.

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

Phenom II X2 N620 still makes the most sense overall. Phenom II X2 N620 comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you 0.4% better PassMark.

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

Phenom II X2 N620 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2010 vs 2008). That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Phenom II X2 N620 vs Xeon L7455 Technical Specifications

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

Phenom II X2 N620

The Phenom II X2 N620 is manufactured by AMD. It was released in 2009-01-01. It is based on the Champlain (2010−2011) architecture. It features 2 cores and 2 threads. Max frequency: 2.8 GHz. L2 cache: 2 MB. Built on 45 nm process technology. Socket: S1. Thermal design power (TDP): 2 MB. Memory support: DDR3. Passmark benchmark score: 2,503 points. Launch price was $149.

Xeon L7455

The Xeon L7455 is manufactured by Intel. It was released in 2015-01-01. Base frequency: 2.13 GHz. L3 cache: 12 MB L2 Cache. Built on 45 nm process technology. Socket: PGA604. Thermal design power (TDP): 65 Watt. Passmark benchmark score: 2,494 points. Launch price was $800.

⚡

Processing Power

The Phenom II X2 N620 is built on the Champlain (2010−2011) architecture. In PassMark, the Phenom II X2 N620 scores 2,503 against the Xeon L7455's 2,494 — a 0.4% lead for the Phenom II X2 N620.

Feature	Phenom II X2 N620	Xeon L7455
Cores / Threads	2 / 2	—
Boost Clock	2.8 GHz	—
Base Clock	—	2.13 GHz
L3 Cache	—	12 MB L2 Cache
L2 Cache	2 MB	—
Process	45 nm	45 nm
Architecture	Champlain (2010−2011)	—
PassMark	2,503	2,494

🧠

Memory & Platform

The Phenom II X2 N620 uses the S1 socket (PCIe 2.0), while the Xeon L7455 uses PGA604 (PCIe 2.0) — making them incompatible on the same motherboard.