Pentium P6000 vs Xeon X5355

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.

Pentium P6000 vs Xeon X5355 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.

Pentium P6000 vs Xeon X5355: Pros, Cons & Final Verdict

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

Pentium P6000

2010

Why buy it

✅Costs $4,341 less on MSRP ($150 MSRP vs $4,491 MSRP).
✅Delivers 2911.6% more PassMark for each dollar spent, at 13.7 vs 0.5 PassMark/$ ($150 MSRP vs $4,491 MSRP).
✅Draws 35W instead of 120W, a 85W reduction.

Trade-offs

❌Smaller total L3 cache (3 MB vs 8 MB).
❌Less compelling for workstation-style loads than Xeon X5355, which brings 4 cores / 4 threads.

Xeon X5355

2006

Why buy it

✅+166.7% larger total L3 cache (8 MB vs 3 MB).
✅Better for workstations and heavier parallel workloads: 4 cores / 4 threads.

Trade-offs

❌Lower PassMark (2,039 vs 2,051).
❌Lower PassMark per dollar, at 0.5 vs 13.7 PassMark/$ ($4,491 MSRP vs $150 MSRP).
❌242.9% higher power demand at 120W vs 35W.

Quick Answers

So, is Pentium P6000 better than Xeon X5355?

Not really, because they are built for different jobs. Xeon X5355 makes more sense for workstation-style multi-core throughput, while Pentium P6000 is the more practical desktop choice for gaming, platform cost, and everyday use.

Which one is better for gaming?

If gaming is the priority, Pentium P6000 is the better pick. According to our tests, it delivers 1.2% 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, Pentium P6000 is the stronger fit. You are getting 0.6% better PassMark, backed by 2 cores and 2 threads.

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

Pentium P6000 is the better buy right now. Pentium P6000 comes in $4,341 cheaper on MSRP at $150 MSRP versus $4,491 MSRP, and it still gives you a 1.2% average FPS lead across 50 shared CPU game tests in our data. It is also 2911.6% better value on MSRP (13.7 vs 0.5 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Pentium P6000 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2010 vs 2006) and more multi-core headroom with 2 cores / 2 threads instead of 4/4. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Pentium P6000 vs Xeon X5355 Technical Specifications

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

Pentium P6000

The Pentium P6000 is manufactured by Intel. It was released in 2007-01-01. It is based on the Arrandale (2010−2011) architecture. It features 2 cores and 2 threads. Base frequency is 1.86 GHz, with boost up to 1.88 GHz. L3 cache: 3 MB (total). L2 cache: 256K (per core). Built on 32 nm process technology. Socket: PGA988. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 2,051 points. Launch price was $69.

Xeon X5355

The Xeon X5355 is manufactured by Intel. It was released in 14 November 2006 (19 years ago). It is based on the Clovertown (2006−2007) architecture. It features 4 cores and 4 threads. Base frequency is 2.66 GHz, with boost up to 0.67 GHz. L3 cache: 8 MB L2 Cache. L2 cache: 4 MB (total). Built on 65 nm process technology. Socket: LGA771. Thermal design power (TDP): 120 Watt. Memory support: DDR2, DDR3 Depends on motherboard. Passmark benchmark score: 2,039 points. Launch price was $1,172.

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Processing Power

The Pentium P6000 packs 2 cores / 2 threads, while the Xeon X5355 offers 4 cores / 4 threads — the Xeon X5355 has 2 more cores. Boost clocks reach 1.88 GHz on the Pentium P6000 versus 0.67 GHz on the Xeon X5355 — a 94.9% clock advantage for the Pentium P6000 (base: 1.86 GHz vs 2.66 GHz). The Pentium P6000 uses the Arrandale (2010−2011) architecture (32 nm), while the Xeon X5355 uses Clovertown (2006−2007) (65 nm). In PassMark, the Pentium P6000 scores 2,051 against the Xeon X5355's 2,039 — a 0.6% lead for the Pentium P6000. L3 cache: 3 MB (total) on the Pentium P6000 vs 8 MB L2 Cache on the Xeon X5355.

Feature	Pentium P6000	Xeon X5355
Cores / Threads	2 / 2	4 / 4+100%
Boost Clock	1.88 GHz+181%	0.67 GHz
Base Clock	1.86 GHz	2.66 GHz+43%
L3 Cache	3 MB (total)	8 MB L2 Cache+167%
L2 Cache	256K (per core)+6300%	4 MB (total)
Process	32 nm-51%	65 nm
Architecture	Arrandale (2010−2011)	Clovertown (2006−2007)
PassMark	2,051	2,039

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Memory & Platform

The Pentium P6000 uses the PGA988 socket (PCIe 2.0), while the Xeon X5355 uses LGA771 (PCIe 2.0) — making them incompatible on the same motherboard.

Feature	Pentium P6000	Xeon X5355
Socket	PGA988	LGA771
PCIe Generation	PCIe 2.0	PCIe 2.0

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Value Analysis

At launch, the Pentium P6000 was priced at $150, while the Xeon X5355 came in at $4491. On launch pricing ($150 vs $4491), Pentium P6000 was $4341 cheaper. In terms of value on MSRP (PassMark points per dollar), the Pentium P6000 delivers 13.7 pts/$ vs 0.5 pts/$ for the Xeon X5355 — making the Pentium P6000 the 187.1% better value option.

Feature	Pentium P6000	Xeon X5355
MSRP	$150-97%	$4491
Performance per Dollar	13.7+2640%	0.5
Release Date	2010	2006

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