Phenom X4 9650
Xeon L5408
Phenom X4 9650 vs Xeon L5408 Performance Spectrum
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 X4 9650 vs Xeon L5408 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.
Path of Exile 2
Counter-Strike 2
League of Legends
Valorant
Among Us
Apex Legends
ARC Raiders
Baldur's Gate 3
Call of Duty: Black Ops 6
Phenom X4 9650 vs Xeon L5408: Pros, Cons & Final Verdict
See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.
Phenom X4 9650
2008Why buy it
- ✅+0.5% higher PassMark.
Trade-offs
- ❌Worse for gaming: lower average FPS than Xeon L5408 across 49 shared CPU benchmark tests.
- ❌137.5% higher power demand at 95W vs 40W.
Xeon L5408
2008Why buy it
- ✅Better for gaming: +3.0% higher average FPS across 49 shared CPU benchmark tests.
- ✅Draws 40W instead of 95W, a 55W reduction.
Trade-offs
- ❌Lower PassMark (1,769 vs 1,777).
Quick Answers
So, is Phenom X4 9650 better than Xeon L5408?
Which one is better for streaming, content creation, and heavy multitasking?
Which one is the smarter buy today, not just the cheaper CPU?
Which one is more future-proof for 2026 and beyond?
Phenom X4 9650 vs Xeon L5408 Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.
Phenom X4 9650
The Phenom X4 9650 is manufactured by AMD. It was released in 2009-01-01. It is based on the Agena (2007−2008) architecture. It features 4 cores and 4 threads. Max frequency: 2.3 GHz. L3 cache: 2 MB (total). L2 cache: 512 kB (per core). Built on 65 nm process technology. Socket: AM2+. Thermal design power (TDP): 95 Watt. Passmark benchmark score: 1,777 points. Launch price was $149.
Xeon L5408
The Xeon L5408 is manufactured by Intel. It was released in 2015-01-01. It is based on the Harpertown (2007−2008) architecture. It features 4 cores and 4 threads. Base frequency is 2.133 GHz, with boost up to 0.13 GHz. L2 cache: 6 MB (total). Built on 45 nm process technology. Socket: LGA771. Thermal design power (TDP): 40 Watt. Memory support: DDR2, DDR3 Depends on motherboard. Passmark benchmark score: 1,769 points. Launch price was $800.
Processing Power
Both the Phenom X4 9650 and Xeon L5408 share an identical 4-core/4-thread configuration. Boost clocks reach 2.3 GHz on the Phenom X4 9650 versus 0.13 GHz on the Xeon L5408 — a 178.6% clock advantage for the Phenom X4 9650. The Phenom X4 9650 uses the Agena (2007−2008) architecture (65 nm), while the Xeon L5408 uses Harpertown (2007−2008) (45 nm). In PassMark, the Phenom X4 9650 scores 1,777 against the Xeon L5408's 1,769 — a 0.5% lead for the Phenom X4 9650.
| Feature | Phenom X4 9650 | Xeon L5408 |
|---|---|---|
| Cores / Threads | 4 / 4 | 4 / 4 |
| Boost Clock | 2.3 GHz+1669% | 0.13 GHz |
| Base Clock | — | 2.133 GHz |
| L3 Cache | 2 MB (total) | — |
| L2 Cache | 512 kB (per core) | 6 MB (total)+1100% |
| Process | 65 nm | 45 nm-31% |
| Architecture | Agena (2007−2008) | Harpertown (2007−2008) |
| PassMark | 1,777 | 1,769 |
Memory & Platform
The Phenom X4 9650 uses the AM2+ socket (PCIe 2.0), while the Xeon L5408 uses LGA771 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Phenom X4 9650 | Xeon L5408 |
|---|---|---|
| Socket | AM2+ | LGA771 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
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