Core i3-9100 vs Xeon E3-1240L v5

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 i3-9100 vs Xeon E3-1240L v5 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 i3-9100 vs Xeon E3-1240L v5: Pros, Cons & Final Verdict

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

Core i3-9100

2019

Why buy it

✅Better for gaming: +3.6% higher average FPS across 50 shared CPU benchmark tests.

Trade-offs

❌Smaller total L3 cache (6 MB vs 8 MB).
❌Less compelling for workstation-style loads than Xeon E3-1240L v5, which brings 4 cores / 8 threads.
❌Launch MSRP is still $122 MSRP, while Xeon E3-1240L v5 mostly shows up through inconsistent older-market listings.
❌160% higher power demand at 65W vs 25W.

Xeon E3-1240L v5

2015

Why buy it

✅+33.3% larger total L3 cache (8 MB vs 6 MB).
✅Better for workstations and heavier parallel workloads: 4 cores / 8 threads.
✅Draws 25W instead of 65W, a 40W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Core i3-9100 across 50 shared CPU benchmark tests.
❌Lower PassMark (6,547 vs 6,586).

Quick Answers

So, is Core i3-9100 better than Xeon E3-1240L v5?

Not really, because they are built for different jobs. Xeon E3-1240L v5 makes more sense for workstation-style multi-core throughput, while Core i3-9100 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 i3-9100 is the better pick. According to our tests, it delivers 3.6% 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 i3-9100 is the stronger fit. You are getting 0.6% better PassMark, backed by 4 cores and 4 threads.

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

Core i3-9100 is the better buy right now. Core i3-9100 comes in at an unclear MSRP at $122 MSRP versus unclear MSRP, and it still gives you a 3.6% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (54.0 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Core i3-9100 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2019 vs 2015) and more multi-core headroom with 4 cores / 4 threads instead of 4/8. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Core i3-9100 vs Xeon E3-1240L v5 Technical Specifications

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

Core i3-9100

The Core i3-9100 is manufactured by Intel. It was released in 1 September 2018 (7 years ago). It is based on the Coffee Lake (2017−2019) architecture. It features 4 cores and 4 threads. Base frequency is 3.6 GHz, with boost up to 4.2 GHz. L3 cache: 6 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 65 Watt. Memory support: DDR4-2400. Passmark benchmark score: 6,586 points. Launch price was $122.

Xeon E3-1240L v5

The Xeon E3-1240L v5 is manufactured by Intel. It was released in 19 October 2015 (10 years ago). It is based on the Skylake-DT (2015) architecture. It features 4 cores and 8 threads. Base frequency is 2.1 GHz, with boost up to 3.2 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 25 Watt. Memory support: DDR4-1866/2133, DDR3L-1333/1600. Passmark benchmark score: 6,547 points. Launch price was $278.

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Processing Power

The Core i3-9100 packs 4 cores / 4 threads, matching the Xeon E3-1240L v5's 4 cores. Boost clocks reach 4.2 GHz on the Core i3-9100 versus 3.2 GHz on the Xeon E3-1240L v5 — a 27% clock advantage for the Core i3-9100 (base: 3.6 GHz vs 2.1 GHz). The Core i3-9100 uses the Coffee Lake (2017−2019) architecture (14 nm), while the Xeon E3-1240L v5 uses Skylake-DT (2015) (14 nm). In PassMark, the Core i3-9100 scores 6,586 against the Xeon E3-1240L v5's 6,547 — a 0.6% lead for the Core i3-9100. L3 cache: 6 MB (total) on the Core i3-9100 vs 8 MB (total) on the Xeon E3-1240L v5.

Feature	Core i3-9100	Xeon E3-1240L v5
Cores / Threads	4 / 4	4 / 8
Boost Clock	4.2 GHz+31%	3.2 GHz
Base Clock	3.6 GHz+71%	2.1 GHz
L3 Cache	6 MB (total)	8 MB (total)+33%
L2 Cache	256K (per core)	256 kB (per core)
Process	14 nm	14 nm
Architecture	Coffee Lake (2017−2019)	Skylake-DT (2015)
PassMark	6,586	6,547