Core i7-3635QM vs Xeon E5640

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 i7-3635QM vs Xeon E5640 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 i7-3635QM vs Xeon E5640: Pros, Cons & Final Verdict

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

Core i7-3635QM

2012

Why buy it

✅Draws 45W instead of 80W, a 35W reduction.

Trade-offs

❌Lower PassMark (4,728 vs 4,755).

Xeon E5640

2010

Why buy it

Trade-offs

❌77.8% higher power demand at 80W vs 45W.

Quick Answers

So, is Xeon E5640 better than Core i7-3635QM?

Not really, because they are built for different jobs. Xeon E5640 makes more sense for workstation-style multi-core throughput, while Core i7-3635QM is the more practical desktop choice for gaming, platform cost, and everyday use.

Which one is better for gaming?

If gaming is the priority, Xeon E5640 is the better pick. According to our tests, it delivers 1.1% 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, Xeon E5640 is the stronger fit. You are getting 0.6% better PassMark.

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

Xeon E5640 still makes the most sense overall. Xeon E5640 comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 1.1% average FPS lead across 50 shared CPU game tests in our data.

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

Core i7-3635QM makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2012 vs 2010). That makes it the safer long-term bet.

Core i7-3635QM vs Xeon E5640 Technical Specifications

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

Core i7-3635QM

The Core i7-3635QM is manufactured by Intel. It was released in 1 September 2012 (13 years ago). It is based on the Ivy Bridge (2012−2013) architecture. It features 4 cores and 8 threads. Base frequency is 2.4 GHz, with boost up to 3.4 GHz. L3 cache: 6 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: FCBGA1224. Thermal design power (TDP): 45 Watt. Memory support: DDR3. Passmark benchmark score: 4,728 points. Launch price was $69.

Xeon E5640

The Xeon E5640 is manufactured by Intel. It was released in 2015-01-01. Passmark benchmark score: 4,755 points. Launch price was $800.

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Processing Power

The Core i7-3635QM is built on the Ivy Bridge (2012−2013) architecture. In PassMark, the Core i7-3635QM scores 4,728 against the Xeon E5640's 4,755 — a 0.6% lead for the Xeon E5640.

Feature	Core i7-3635QM	Xeon E5640
Cores / Threads	4 / 8	—
Boost Clock	3.4 GHz	—
Base Clock	2.4 GHz	—
L3 Cache	6 MB (total)	—
L2 Cache	256K (per core)	—
Process	22 nm	—
Architecture	Ivy Bridge (2012−2013)	—
PassMark	4,728	4,755