Pentium P6000 vs Xeon E5420

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 E5420 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 E5420: 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

✅+0.3% higher PassMark.
✅Costs $7,064 less on MSRP ($150 MSRP vs $7,214 MSRP).
✅Delivers 4725.8% more PassMark for each dollar spent, at 13.7 vs 0.3 PassMark/$ ($150 MSRP vs $7,214 MSRP).
✅Draws 35W instead of 80W, a 45W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon E5420 across 50 shared CPU benchmark tests.
❌Smaller total L3 cache (3 MB vs 12 MB).
❌Less compelling for workstation-style loads than Xeon E5420, which brings 4 cores / 4 threads and 32 PCIe lanes.

Xeon E5420

2007

Why buy it

✅Better for gaming: +3.6% higher average FPS across 50 shared CPU benchmark tests.
✅+300% larger total L3 cache (12 MB vs 3 MB).
✅Better for workstations and heavier parallel workloads: 4 cores / 4 threads, plus 32 PCIe lanes vs 0.
✅100+% more PCIe lanes (32 vs 0) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark (2,044 vs 2,051).
❌Lower PassMark per dollar, at 0.3 vs 13.7 PassMark/$ ($7,214 MSRP vs $150 MSRP).
❌128.6% higher power demand at 80W vs 35W.

Quick Answers

So, is Pentium P6000 better than Xeon E5420?

Not really, because they are built for different jobs. Xeon E5420 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 streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, Pentium P6000 is the stronger fit. You are getting 0.3% 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 $7,064 cheaper on MSRP at $150 MSRP versus $7,214 MSRP, and it still gives you 0.3% better PassMark. The compromise is that Xeon E5420 is still the better pure gaming CPU with a 3.6% average FPS lead across 50 shared CPU game tests in our data. It is also 4725.8% better value on MSRP (13.7 vs 0.3 PassMark/$), 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 2007) 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 E5420 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 E5420

The Xeon E5420 is manufactured by Intel. It was released in 11 November 2007 (18 years ago). It is based on the Harpertown (2007−2008) architecture. It features 4 cores and 4 threads. Base frequency is 2.5 GHz, with boost up to 2.5 GHz. L3 cache: 12 MB L2 Cache. L2 cache: 6 MB (total). Built on 45 nm process technology. Socket: LGA771. Thermal design power (TDP): 80 Watt. Memory support: DDR2, DDR3 Depends on motherboard. Passmark benchmark score: 2,044 points. Launch price was $316.

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Processing Power

The Pentium P6000 packs 2 cores / 2 threads, while the Xeon E5420 offers 4 cores / 4 threads — the Xeon E5420 has 2 more cores. Boost clocks reach 1.88 GHz on the Pentium P6000 versus 2.5 GHz on the Xeon E5420 — a 28.3% clock advantage for the Xeon E5420 (base: 1.86 GHz vs 2.5 GHz). The Pentium P6000 uses the Arrandale (2010−2011) architecture (32 nm), while the Xeon E5420 uses Harpertown (2007−2008) (45 nm). In PassMark, the Pentium P6000 scores 2,051 against the Xeon E5420's 2,044 — a 0.3% lead for the Pentium P6000. L3 cache: 3 MB (total) on the Pentium P6000 vs 12 MB L2 Cache on the Xeon E5420.

Feature	Pentium P6000	Xeon E5420
Cores / Threads	2 / 2	4 / 4+100%
Boost Clock	1.88 GHz	2.5 GHz+33%
Base Clock	1.86 GHz	2.5 GHz+34%
L3 Cache	3 MB (total)	12 MB L2 Cache+300%
L2 Cache	256K (per core)+4167%	6 MB (total)
Process	32 nm-29%	45 nm
Architecture	Arrandale (2010−2011)	Harpertown (2007−2008)
PassMark	2,051	2,044
Geekbench 6 Single	—	314
Geekbench 6 Multi	—	881

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Memory & Platform

The Pentium P6000 uses the PGA988 socket (PCIe 2.0), while the Xeon E5420 uses LGA771 (PCIe 2.0) — making them incompatible on the same motherboard.

Feature	Pentium P6000	Xeon E5420
Socket	PGA988	LGA771
PCIe Generation	PCIe 2.0	PCIe 2.0
Max RAM Speed	—	DDR2-667
Max RAM Capacity	—	32 GB
RAM Channels	—	4
ECC Support	—	Yes
PCIe Lanes	—	32

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Advanced Features

Virtualization: not specified (Pentium P6000) / Yes (Xeon E5420).

Feature	Pentium P6000	Xeon E5420
Integrated GPU	—	No
AVX-512	—	No
Virtualization	—	Yes

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Value Analysis

At launch, the Pentium P6000 was priced at $150, while the Xeon E5420 came in at $7214. On launch pricing ($150 vs $7214), Pentium P6000 was $7064 cheaper. In terms of value on MSRP (PassMark points per dollar), the Pentium P6000 delivers 13.7 pts/$ vs 0.3 pts/$ for the Xeon E5420 — making the Pentium P6000 the 191.9% better value option.

Feature	Pentium P6000	Xeon E5420
MSRP	$150-98%	$7214
Performance per Dollar	13.7+4467%	0.3
Release Date	2010	2007

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