Core 2 Duo T7300 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.

Core 2 Duo T7300 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.

Core 2 Duo T7300 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.

Core 2 Duo T7300

2007

Why buy it

✅Draws 4W instead of 120W, a 116W reduction.

Trade-offs

❌Less compelling for workstation-style loads than Xeon X5355, which brings 4 cores / 4 threads.

Xeon X5355

2006

Why buy it

✅Better for workstations and heavier parallel workloads: 4 cores / 4 threads.

Trade-offs

❌Lower PassMark (2,039 vs 2,040).
❌Launch MSRP is still $4,491 MSRP, while Core 2 Duo T7300 mostly shows up through inconsistent older-market listings.
❌2900% higher power demand at 120W vs 4W.

Quick Answers

So, is Core 2 Duo T7300 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 Core 2 Duo T7300 is the more practical desktop choice for gaming, platform cost, and everyday use.

Which one is better for gaming?

If gaming is the priority, Core 2 Duo T7300 is the better pick. According to our tests, it delivers 1.3% 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, Core 2 Duo T7300 is the stronger fit. You are getting 0% better PassMark, backed by 2 cores and 2 threads.

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

Core 2 Duo T7300 is still the faster CPU overall, but Xeon X5355 is easier to justify if budget matters more than peak performance. Core 2 Duo T7300 comes in at an unclear MSRP at unclear MSRP versus $4,491 MSRP, and it still gives you a 1.3% average FPS lead across 50 shared CPU game tests in our data. Xeon X5355 is also 100.0% better value on MSRP (0.5 vs 0.0 PassMark/$), which is why it can still make sense for tighter-budget builds on paper.

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

Core 2 Duo T7300 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2007 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.

Core 2 Duo T7300 vs Xeon X5355 Technical Specifications

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

Core 2 Duo T7300

The Core 2 Duo T7300 is manufactured by Intel. It was released in 9 May 2007 (18 years ago). It is based on the Merom (2006−2008) architecture. It features 2 cores and 2 threads. Base frequency is 2 GHz, with boost up to 2 GHz. L3 cache: 0 kB. L2 cache: 4 MB. Built on 65 nm process technology. Socket: PGA478. Thermal design power (TDP): 35 Watt. Passmark benchmark score: 2,040 points. Launch price was $234.

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 Core 2 Duo T7300 packs 2 cores / 2 threads, while the Xeon X5355 offers 4 cores / 4 threads — the Xeon X5355 has 2 more cores. Boost clocks reach 2 GHz on the Core 2 Duo T7300 versus 0.67 GHz on the Xeon X5355 — a 99.6% clock advantage for the Core 2 Duo T7300 (base: 2 GHz vs 2.66 GHz). The Core 2 Duo T7300 uses the Merom (2006−2008) architecture (65 nm), while the Xeon X5355 uses Clovertown (2006−2007) (65 nm). In PassMark, the Core 2 Duo T7300 scores 2,040 against the Xeon X5355's 2,039 — a 0% lead for the Core 2 Duo T7300. L3 cache: 0 kB on the Core 2 Duo T7300 vs 8 MB L2 Cache on the Xeon X5355.

Feature	Core 2 Duo T7300	Xeon X5355
Cores / Threads	2 / 2	4 / 4+100%
Boost Clock	2 GHz+199%	0.67 GHz
Base Clock	2 GHz	2.66 GHz+33%
L3 Cache	0 kB	8 MB L2 Cache
L2 Cache	4 MB	4 MB (total)
Process	65 nm	65 nm
Architecture	Merom (2006−2008)	Clovertown (2006−2007)
PassMark	2,040	2,039
Geekbench 6 Multi	3,499	—

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Memory & Platform

The Core 2 Duo T7300 uses the PGA478 socket (PCIe 1.1), while the Xeon X5355 uses LGA771 (PCIe 2.0) — making them incompatible on the same motherboard.

Feature	Core 2 Duo T7300	Xeon X5355
Socket	PGA478	LGA771
PCIe Generation	PCIe 1.1	PCIe 2.0+82%
Max RAM Speed	DDR2-667	—
RAM Channels	2	—
ECC Support	No	—

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Advanced Features

Virtualization: VT-x (Core 2 Duo T7300) / not specified (Xeon X5355). Primary use case: Core 2 Duo T7300 targets Budget. Direct competitor: Core 2 Duo T7300 rivals Athlon 64 X2 TK-42.