Core i3-4350 vs Xeon E5620

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 i3-4350 vs Xeon E5620 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 i3-4350 vs Xeon E5620: Pros, Cons & Final Verdict

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

Core i3-4350

2014

Why buy it

✅Draws 54W instead of 80W, a 26W reduction.
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Intel HD Graphics 4600, while Xeon E5620 needs a discrete GPU.
✅Includes a boxed cooler (Stock), unlike Xeon E5620.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon E5620 across 50 shared CPU benchmark tests.
❌Lower PassMark (3,611 vs 3,621).
❌Smaller total L3 cache (4 MB vs 12 MB).
❌Less compelling for workstation-style loads than Xeon E5620, which brings 4 cores / 8 threads.
❌Launch MSRP is still $138 MSRP, while Xeon E5620 mostly shows up through inconsistent older-market listings.

Xeon E5620

2010

Why buy it

✅Better for gaming: +8.0% higher average FPS across 50 shared CPU benchmark tests.
✅+200% larger total L3 cache (12 MB vs 4 MB).
✅Better for workstations and heavier parallel workloads: 4 cores / 8 threads.

Trade-offs

❌48.1% higher power demand at 80W vs 54W.
❌No integrated graphics, while Core i3-4350 can still boot and troubleshoot without a discrete GPU.
❌No boxed cooler included, unlike Core i3-4350.

Quick Answers

So, is Xeon E5620 better than Core i3-4350?

Not really, because they are built for different jobs. Xeon E5620 makes more sense for workstation-style multi-core throughput, while Core i3-4350 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 E5620 is the better pick. According to our tests, it delivers 8.0% 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 E5620 is the stronger fit. You are getting 0.3% better PassMark, backed by 4 cores and 8 threads. It also has the larger cache pool with 200% larger total L3 cache (12 MB vs 4 MB).

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

Xeon E5620 is still the much better call for a fresh build. Xeon E5620 comes in at an unclear MSRP at unclear MSRP versus $138 MSRP, and it still gives you a 8.0% average FPS lead across 50 shared CPU game tests in our data. Core i3-4350 only looks stronger on raw value math because it is extremely cheap, but that usually means used-market pricing on an obsolete 2014 platform. Even with 100.0% better value on paper (26.2 vs 0.0 PassMark/$), it really only makes sense as a cheap stopgap or a niche existing-platform option for someone already on LGA1150.

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

Core i3-4350 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2014 vs 2010). That makes it the safer long-term bet.

Core i3-4350 vs Xeon E5620 Technical Specifications

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

Core i3-4350

The Core i3-4350 is manufactured by Intel. It was released in 1 May 2014 (11 years ago). It is based on the Haswell (2013−2015) architecture. It features 2 cores and 4 threads. Base frequency is 3.6 GHz, with boost up to 3.6 GHz. L3 cache: 4 MB (total). L2 cache: 256 kB (per core). Built on 22 nm process technology. Socket: LGA1150. Thermal design power (TDP): 54 Watt. Memory support: DDR3. Passmark benchmark score: 3,611 points. Launch price was $170.

Xeon E5620

The Xeon E5620 is manufactured by Intel. It was released in 16 March 2010 (15 years ago). It is based on the Westmere-EP (2010−2011) architecture. It features 4 cores and 8 threads. Base frequency is 2.4 GHz, with boost up to 2.66 GHz. L3 cache: 12 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1366. Thermal design power (TDP): 80 Watt. Memory support: DDR3. Passmark benchmark score: 3,621 points. Launch price was $35.

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Processing Power

The Core i3-4350 packs 2 cores / 4 threads, while the Xeon E5620 offers 4 cores / 8 threads — the Xeon E5620 has 2 more cores. Boost clocks reach 3.6 GHz on the Core i3-4350 versus 2.66 GHz on the Xeon E5620 — a 30% clock advantage for the Core i3-4350 (base: 3.6 GHz vs 2.4 GHz). The Core i3-4350 uses the Haswell (2013−2015) architecture (22 nm), while the Xeon E5620 uses Westmere-EP (2010−2011) (32 nm). In PassMark, the Core i3-4350 scores 3,611 against the Xeon E5620's 3,621 — a 0.3% lead for the Xeon E5620. L3 cache: 4 MB (total) on the Core i3-4350 vs 12 MB (total) on the Xeon E5620.

Feature	Core i3-4350	Xeon E5620
Cores / Threads	2 / 4	4 / 8+100%
Boost Clock	3.6 GHz+35%	2.66 GHz
Base Clock	3.6 GHz+50%	2.4 GHz
L3 Cache	4 MB (total)	12 MB (total)+200%
L2 Cache	256 kB (per core)	256 kB (per core)
Process	22 nm-31%	32 nm
Architecture	Haswell (2013−2015)	Westmere-EP (2010−2011)
PassMark	3,611	3,621
Geekbench 6 Single	951	—
Geekbench 6 Multi	1,827	—

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Memory & Platform

The Core i3-4350 uses the LGA1150 socket (PCIe 3.0), while the Xeon E5620 uses LGA1366 (PCIe 2.0) — making them incompatible on the same motherboard.

Feature	Core i3-4350	Xeon E5620
Socket	LGA1150	LGA1366
PCIe Generation	PCIe 3.0+50%	PCIe 2.0
Max RAM Speed	DDR3-1600	—
Max RAM Capacity	32 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	16	—

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Advanced Features

Virtualization: VT-x (Core i3-4350) / not specified (Xeon E5620). The Core i3-4350 includes integrated graphics (Intel HD Graphics 4600), while the Xeon E5620 requires a dedicated GPU. Primary use case: Core i3-4350 targets Office Desktop.