Celeron 3755U vs Core i3-2312M

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 3755U vs Core i3-2312M 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 3755U vs Core i3-2312M: Pros, Cons & Final Verdict

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

Celeron 3755U

2015

Why buy it

✅Draws 15W instead of 512W, a 497W reduction.

Trade-offs

❌Lower Geekbench multi-core (625 vs 731).
❌Smaller total L3 cache (2 MB vs 3 MB).

Core i3-2312M

2011

Why buy it

✅+50% larger total L3 cache (3 MB vs 2 MB).
✅33.3% more PCIe lanes (16 vs 12) for storage and expansion-heavy builds.

Trade-offs

❌Launch MSRP is still $225 MSRP, while Celeron 3755U mostly shows up through inconsistent older-market listings.
❌3313.3% higher power demand at 512W vs 15W.

Quick Answers

So, is Core i3-2312M better than Celeron 3755U?

Yes. Core i3-2312M is the better all-around CPU here. It gives you 17% better Geekbench multi-core and 0.6% higher PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Core i3-2312M has the edge because it leads the single-thread side of this matchup with 23.5% higher max boost clock.

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

For streaming, content creation, and heavier multitasking, Core i3-2312M is the stronger fit. You are getting 17% better Geekbench multi-core, backed by 2 cores and 4 threads. It also has the larger cache pool with 50% larger total L3 cache (3 MB vs 2 MB).

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

Core i3-2312M is the better buy right now. Core i3-2312M comes in at an unclear MSRP at $225 MSRP versus unclear MSRP, and it still gives you 0.6% higher PassMark. It is also 100.0% better value on MSRP (5.3 vs 0.0 PassMark/$), 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 3755U makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2015 vs 2011). That makes it the safer long-term bet.

Celeron 3755U vs Core i3-2312M Technical Specifications

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

Celeron 3755U

The Celeron 3755U is manufactured by Intel. It was released in 1 March 2015 (10 years ago). It is based on the Broadwell-U (2015) architecture. It features 2 cores and 2 threads. Base frequency is 1.7 GHz, with boost up to 1.7 GHz. L3 cache: 2 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: FCBGA1168. Thermal design power (TDP): 15 Watt. Memory support: DDR3. Passmark benchmark score: 1,182 points. Launch price was $107.

Core i3-2312M

The Core i3-2312M is manufactured by Intel. It was released in 1 September 2011 (14 years ago). It is based on the Sandy Bridge (2011−2013) architecture. It features 2 cores and 4 threads. Base frequency is 2.1 GHz, with boost up to 2.1 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: 1,189 points. Launch price was $225.

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Processing Power

The Celeron 3755U packs 2 cores / 2 threads, matching the Core i3-2312M's 2 cores. Boost clocks reach 1.7 GHz on the Celeron 3755U versus 2.1 GHz on the Core i3-2312M — a 21.1% clock advantage for the Core i3-2312M (base: 1.7 GHz vs 2.1 GHz). The Celeron 3755U uses the Broadwell-U (2015) architecture (14 nm), while the Core i3-2312M uses Sandy Bridge (2011−2013) (32 nm). In PassMark, the Celeron 3755U scores 1,182 against the Core i3-2312M's 1,189 — a 0.6% lead for the Core i3-2312M. Multi-core Geekbench: 625 vs 731 (15.6% advantage for the Core i3-2312M). L3 cache: 2 MB (total) on the Celeron 3755U vs 3 MB (total) on the Core i3-2312M.

Feature	Celeron 3755U	Core i3-2312M
Cores / Threads	2 / 2	2 / 4
Boost Clock	1.7 GHz	2.1 GHz+24%
Base Clock	1.7 GHz	2.1 GHz+24%
L3 Cache	2 MB (total)	3 MB (total)+50%
L2 Cache	256K (per core)	256K (per core)
Process	14 nm-56%	32 nm
Architecture	Broadwell-U (2015)	Sandy Bridge (2011−2013)
PassMark	1,182	1,189
Geekbench 6 Multi	625	731+17%

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Memory & Platform

The Celeron 3755U uses the FCBGA1168 socket (PCIe 3.0), while the Core i3-2312M uses PGA988 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3L-1600 on the Celeron 3755U versus 1333 on the Core i3-2312M — the Celeron 3755U supports 20% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 16 GB of RAM. Both feature 2-channel memory with ECC support. PCIe lanes: 12 (Celeron 3755U) vs 16 (Core i3-2312M) — the Core i3-2312M offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Wildcat Point-LP (Celeron 3755U) and HM65,HM67,QM67 (Core i3-2312M).

Feature	Celeron 3755U	Core i3-2312M
Socket	FCBGA1168	PGA988
PCIe Generation	PCIe 3.0+50%	PCIe 2.0
Max RAM Speed	DDR3L-1600+20%	1333
Max RAM Capacity	16 GB	16 GB
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	12	16+33%

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Advanced Features

Neither processor supports overclocking. Virtualization support: VT-x, VT-d (Celeron 3755U) vs true (Core i3-2312M). Both include integrated graphics — HD Graphics (Broadwell) (Celeron 3755U) and Intel HD Graphics 3000 (Core i3-2312M) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Celeron 3755U targets Budget. Direct competitor: Celeron 3755U rivals Pentium 3825U.