Celeron 4305UE vs Core i3-3120M

The Celeron 4305UE packs 2 cores / 2 threads, matching the Core i3-3120M's 2 cores. Boost clocks reach 2 GHz on the Celeron 4305UE versus 2.5 GHz on the Core i3-3120M — a 22.2% clock advantage for the Core i3-3120M. The Celeron 4305UE uses the Whiskey Lake-U (2018−2019) architecture (10 nm), while the Core i3-3120M uses Ivy Bridge (2012−2013) (22 nm). In PassMark, the Celeron 4305UE scores 1,699 against the Core i3-3120M's 1,709 — a 0.6% lead for the Core i3-3120M. Geekbench 6 single-core — the metric most relevant to gaming — records 670 vs 440, a 41.4% lead for the Celeron 4305UE that directly translates to higher frame rates. Multi-core Geekbench: 1,065 vs 930 (13.5% advantage for the Celeron 4305UE). L3 cache: 2 MB (total) on the Celeron 4305UE vs 3 MB (total) on the Core i3-3120M.

The Celeron 4305UE uses the FCBGA1528 socket (PCIe 3.0), while the Core i3-3120M uses PGA988 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2133 on the Celeron 4305UE versus DDR3-1600 on the Core i3-3120M — the Celeron 4305UE supports 28.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Celeron 4305UE supports up to 64 GB of RAM compared to 32 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: Whiskey Lake (Celeron 4305UE) and HM76,HM77 (Core i3-3120M).

Neither processor supports overclocking. Virtualization support: VT-x, VT-d, EPT (Celeron 4305UE) vs VT-x, VT-d (Core i3-3120M). Both include integrated graphics — UHD Graphics 610 (Celeron 4305UE) and Intel HD Graphics 4000 (Core i3-3120M) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Celeron 4305UE targets Budget, Core i3-3120M targets Budget Laptop. Direct competitor: Celeron 4305UE rivals Athlon Silver 3050GE; Core i3-3120M rivals AMD A8-4500M.