Celeron G3920 vs Xeon E5-2403

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.

Celeron G3920 vs Xeon E5-2403 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.

Celeron G3920 vs Xeon E5-2403: Pros, Cons & Final Verdict

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

Celeron G3920

2015

Why buy it

✅Draws 51W instead of 80W, a 29W reduction.
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with HD Graphics 510, while Xeon E5-2403 needs a discrete GPU.

Trade-offs

❌Lower PassMark (2,358 vs 2,367).
❌Smaller total L3 cache (4 MB vs 10 MB).
❌Less compelling for workstation-style loads than Xeon E5-2403, which brings 4 cores / 4 threads.
❌Launch MSRP is still $40 MSRP, while Xeon E5-2403 mostly shows up through inconsistent older-market listings.

Xeon E5-2403

2012

Why buy it

✅+0.4% higher PassMark.
✅+150% larger total L3 cache (10 MB vs 4 MB).
✅Better for workstations and heavier parallel workloads: 4 cores / 4 threads.

Trade-offs

❌56.9% higher power demand at 80W vs 51W.
❌No integrated graphics, while Celeron G3920 can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Celeron G3920 better than Xeon E5-2403?

Not really, because they are built for different jobs. Xeon E5-2403 makes more sense for workstation-style multi-core throughput, while Celeron G3920 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, Xeon E5-2403 is the stronger fit. You are getting 0.4% better PassMark, backed by 4 cores and 4 threads. It also has the larger cache pool with 150% larger total L3 cache (10 MB vs 4 MB).

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

Celeron G3920 is the better buy right now. Celeron G3920 comes in at an unclear MSRP at $40 MSRP versus unclear MSRP, and it still gives you a 1.9% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Xeon E5-2403 is still stronger for heavier multi-core work with 0.4% better PassMark. It is also 100.0% better value on MSRP (59.0 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Celeron G3920 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2015 vs 2012). That makes it the safer long-term bet.

Celeron G3920 vs Xeon E5-2403 Technical Specifications

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

Celeron G3920

The Celeron G3920 is manufactured by Intel. It was released in 1 September 2015 (10 years ago). It is based on the Skylake (2015−2016) architecture. It features 2 cores and 2 threads. Base frequency is 2.9 GHz, with boost up to 2.9 GHz. L3 cache: 4 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 51 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 2,358 points. Launch price was $52.

Xeon E5-2403

The Xeon E5-2403 is manufactured by Intel. It was released in 14 May 2012 (13 years ago). It is based on the Sandy Bridge-EN (2012) architecture. It features 4 cores and 4 threads. Base frequency is 1.8 GHz, with boost up to 1.8 GHz. L3 cache: 10240 kB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1356. Thermal design power (TDP): 80 Watt. Memory support: DDR3. Passmark benchmark score: 2,367 points. Launch price was $230.

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Processing Power

The Celeron G3920 packs 2 cores / 2 threads, while the Xeon E5-2403 offers 4 cores / 4 threads — the Xeon E5-2403 has 2 more cores. Boost clocks reach 2.9 GHz on the Celeron G3920 versus 1.8 GHz on the Xeon E5-2403 — a 46.8% clock advantage for the Celeron G3920 (base: 2.9 GHz vs 1.8 GHz). The Celeron G3920 uses the Skylake (2015−2016) architecture (14 nm), while the Xeon E5-2403 uses Sandy Bridge-EN (2012) (32 nm). In PassMark, the Celeron G3920 scores 2,358 against the Xeon E5-2403's 2,367 — a 0.4% lead for the Xeon E5-2403. L3 cache: 4 MB (total) on the Celeron G3920 vs 10240 kB (total) on the Xeon E5-2403.

Feature	Celeron G3920	Xeon E5-2403
Cores / Threads	2 / 2	4 / 4+100%
Boost Clock	2.9 GHz+61%	1.8 GHz
Base Clock	2.9 GHz+61%	1.8 GHz
L3 Cache	4 MB (total)	10240 kB (total)+150%
L2 Cache	256K (per core)	256 kB (per core)
Process	14 nm-56%	32 nm
Architecture	Skylake (2015−2016)	Sandy Bridge-EN (2012)
PassMark	2,358	2,367
Geekbench 6 Single	699	—
Geekbench 6 Multi	948	—

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Memory & Platform

The Celeron G3920 uses the LGA1151 socket (PCIe 3.0), while the Xeon E5-2403 uses LGA1356 (PCIe 2.0) — making them incompatible on the same motherboard.

Feature	Celeron G3920	Xeon E5-2403
Socket	LGA1151	LGA1356
PCIe Generation	PCIe 3.0+50%	PCIe 2.0
Max RAM Speed	DDR4-2133	—
Max RAM Capacity	64 GB	—
RAM Channels	2	—
ECC Support	Yes	—
PCIe Lanes	16	—

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Advanced Features

Virtualization: VT-x (Celeron G3920) / not specified (Xeon E5-2403). The Celeron G3920 includes integrated graphics (HD Graphics 510), while the Xeon E5-2403 requires a dedicated GPU. Primary use case: Celeron G3920 targets Budget. Direct competitor: Celeron G3920 rivals Pentium G4400.