Core 2 Duo E7300 vs Xeon E5335

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 E7300 vs Xeon E5335 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 E7300 vs Xeon E5335: 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 E7300

2008

Why buy it

✅Draws 65W instead of 80W, a 15W reduction.
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Includes a boxed cooler (Stock), unlike Xeon E5335.

Trade-offs

❌Less compelling for workstation-style loads than Xeon E5335, which brings 4 cores / 4 threads.
❌Launch MSRP is still $133 MSRP, while Xeon E5335 mostly shows up through inconsistent older-market listings.

Xeon E5335

2006

Why buy it

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

Trade-offs

❌Lower PassMark (1,549 vs 1,555).
❌23.1% higher power demand at 80W vs 65W.
❌No boxed cooler included, unlike Core 2 Duo E7300.

Quick Answers

So, is Core 2 Duo E7300 better than Xeon E5335?

Not really, because they are built for different jobs. Xeon E5335 makes more sense for workstation-style multi-core throughput, while Core 2 Duo E7300 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 E7300 is the better pick. According to our tests, it delivers 2.1% 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 E7300 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?

Core 2 Duo E7300 is the better buy right now. Core 2 Duo E7300 comes in at an unclear MSRP at $133 MSRP versus unclear MSRP, and it still gives you a 2.1% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (11.7 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Core 2 Duo E7300 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2008 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 E7300 vs Xeon E5335 Technical Specifications

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

Core 2 Duo E7300

The Core 2 Duo E7300 is manufactured by Intel. It was released in 2008-01-01. It is based on the Wolfdale (2008−2010) architecture. It features 2 cores and 2 threads. Base frequency is 2.66 GHz, with boost up to 2.67 GHz. L3 cache: 0 kB. L2 cache: 3 MB (total). Built on 45 nm process technology. Socket: LGA775. Thermal design power (TDP): 65 Watt. Memory support: DDR1, DDR2, DDR3. Passmark benchmark score: 1,555 points. Launch price was $249.

Xeon E5335

The Xeon E5335 is manufactured by Intel. It was released in 2015-01-01. It is based on the Clovertown (2006−2007) architecture. It features 4 cores and 4 threads. Base frequency is 2 GHz, with boost up to 2 GHz. L3 cache: 8 MB L2 Cache. L2 cache: 4 MB (total). Built on 65 nm process technology. Socket: LGA771. Thermal design power (TDP): 80 Watt. Memory support: DDR2, DDR3 Depends on motherboard. Passmark benchmark score: 1,549 points. Launch price was $800.

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Processing Power

The Core 2 Duo E7300 packs 2 cores / 2 threads, while the Xeon E5335 offers 4 cores / 4 threads — the Xeon E5335 has 2 more cores. Boost clocks reach 2.67 GHz on the Core 2 Duo E7300 versus 2 GHz on the Xeon E5335 — a 28.7% clock advantage for the Core 2 Duo E7300 (base: 2.66 GHz vs 2 GHz). The Core 2 Duo E7300 uses the Wolfdale (2008−2010) architecture (45 nm), while the Xeon E5335 uses Clovertown (2006−2007) (65 nm). In PassMark, the Core 2 Duo E7300 scores 1,555 against the Xeon E5335's 1,549 — a 0.4% lead for the Core 2 Duo E7300. L3 cache: 0 kB on the Core 2 Duo E7300 vs 8 MB L2 Cache on the Xeon E5335.

Feature	Core 2 Duo E7300	Xeon E5335
Cores / Threads	2 / 2	4 / 4+100%
Boost Clock	2.67 GHz+34%	2 GHz
Base Clock	2.66 GHz+33%	2 GHz
L3 Cache	0 kB	8 MB L2 Cache
L2 Cache	3 MB (total)	4 MB (total)+33%
Process	45 nm-31%	65 nm
Architecture	Wolfdale (2008−2010)	Clovertown (2006−2007)
PassMark	1,555	1,549
Geekbench 6 Single	412	—
Geekbench 6 Multi	725	—

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Memory & Platform

The Core 2 Duo E7300 uses the LGA775 socket (PCIe 1.1), while the Xeon E5335 uses LGA771 (PCIe 2.0) — making them incompatible on the same motherboard.

Feature	Core 2 Duo E7300	Xeon E5335
Socket	LGA775	LGA771
PCIe Generation	PCIe 1.1	PCIe 2.0+82%
Max RAM Speed	DDR2-800	—
Max RAM Capacity	8 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	16	—

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Advanced Features

Virtualization: VT-x (Core 2 Duo E7300) / not specified (Xeon E5335). Primary use case: Core 2 Duo E7300 targets Legacy Desktop. Direct competitor: Core 2 Duo E7300 rivals Athlon II X2 245.