Core i5-3427U vs Pentium P6100

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 i5-3427U vs Pentium P6100 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 i5-3427U vs Pentium P6100: Pros, Cons & Final Verdict

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

Core i5-3427U

2012

Why buy it

✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Intel HD Graphics 4000, while Pentium P6100 needs a discrete GPU.

Trade-offs

❌1362.9% higher power demand at 512W vs 35W.

Pentium P6100

2010

Why buy it

✅Draws 35W instead of 512W, a 477W reduction.

Trade-offs

❌Lower PassMark (2,245 vs 2,252).
❌Launch MSRP is still $100 MSRP, while Core i5-3427U mostly shows up through inconsistent older-market listings.
❌No integrated graphics, while Core i5-3427U can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core i5-3427U better than Pentium P6100?

Yes. Core i5-3427U is the better all-around CPU here. It gives you a 2.7% average FPS lead across 43 shared CPU game tests in our data, 0.3% better PassMark, and the stronger long-term platform, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Core i5-3427U is the better pick. According to our tests, it delivers 2.7% more average FPS across 43 shared CPU game tests.

Which one is better for streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, Core i5-3427U is the stronger fit. You are getting 0.3% better PassMark, backed by 2 cores and 4 threads.

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

Core i5-3427U is still the much better call for a fresh build. Core i5-3427U comes in at an unclear MSRP at unclear MSRP versus $100 MSRP, and it still gives you a 2.7% average FPS lead across 43 shared CPU game tests in our data. Pentium P6100 only looks stronger on raw value math because it is extremely cheap, but that usually means used-market pricing on an obsolete 2010 platform. Even with 100.0% better value on paper (22.4 vs 0.0 PassMark/$), it really only makes sense as a cheap stopgap or a niche existing-platform option for someone already on PGA988.

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

Core i5-3427U makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2012 vs 2010) and more multi-core headroom with 2 cores / 4 threads instead of 2/2. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Core i5-3427U vs Pentium P6100 Technical Specifications

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

Core i5-3427U

The Core i5-3427U is manufactured by Intel. It was released in 1 June 2012 (13 years ago). It is based on the Ivy Bridge (2012−2013) architecture. It features 2 cores and 4 threads. Base frequency is 1.8 GHz, with boost up to 2.8 GHz. L3 cache: 3 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: BGA1023. Thermal design power (TDP): 17 Watt. Memory support: DDR3/L/-RS 1333/1600. Passmark benchmark score: 2,252 points. Launch price was $225.

Pentium P6100

The Pentium P6100 is manufactured by Intel. It was released in 26 September 2010 (15 years ago). It is based on the Arrandale (2010−2011) architecture. It features 2 cores and 2 threads. Base frequency is 2 GHz, with boost up to 2 GHz. L3 cache: 3 MB (total). L2 cache: 256K (per core). Built on 32 nm process technology. Socket: PGA988. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 2,245 points. Launch price was $12.

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Processing Power

The Core i5-3427U packs 2 cores / 4 threads, matching the Pentium P6100's 2 cores. Boost clocks reach 2.8 GHz on the Core i5-3427U versus 2 GHz on the Pentium P6100 — a 33.3% clock advantage for the Core i5-3427U (base: 1.8 GHz vs 2 GHz). The Core i5-3427U uses the Ivy Bridge (2012−2013) architecture (22 nm), while the Pentium P6100 uses Arrandale (2010−2011) (32 nm). In PassMark, the Core i5-3427U scores 2,252 against the Pentium P6100's 2,245 — a 0.3% lead for the Core i5-3427U. Both processors carry 3 MB (total) of L3 cache.

Feature	Core i5-3427U	Pentium P6100
Cores / Threads	2 / 4	2 / 2
Boost Clock	2.8 GHz+40%	2 GHz
Base Clock	1.8 GHz	2 GHz+11%
L3 Cache	3 MB (total)	3 MB (total)
L2 Cache	256K (per core)	256K (per core)
Process	22 nm-31%	32 nm
Architecture	Ivy Bridge (2012−2013)	Arrandale (2010−2011)
PassMark	2,252	2,245

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Memory & Platform

The Core i5-3427U uses the BGA1023 socket (PCIe 3.0), while the Pentium P6100 uses PGA988 (PCIe 2.0) — making them incompatible on the same motherboard.

Feature	Core i5-3427U	Pentium P6100
Socket	BGA1023	PGA988
PCIe Generation	PCIe 3.0+50%	PCIe 2.0
Max RAM Speed	1600	—
Max RAM Capacity	32	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	16	—

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Advanced Features

Virtualization: true (Core i5-3427U) / not specified (Pentium P6100). The Core i5-3427U includes integrated graphics (Intel HD Graphics 4000), while the Pentium P6100 requires a dedicated GPU. Direct competitor: Core i5-3427U rivals AMD A8-4555M.