Celeron J4115 vs Celeron G4950

The Celeron J4115 packs 4 cores / 4 threads, while the Celeron G4950 offers 2 cores / 2 threads — the Celeron J4115 has 2 more cores. Boost clocks reach 2.5 GHz on the Celeron J4115 versus 3.3 GHz on the Celeron G4950 — a 27.6% clock advantage for the Celeron G4950 (base: 1.8 GHz vs 3.3 GHz). The Celeron J4115 uses the Gemini Lake (2019) architecture (14 nm), while the Celeron G4950 uses Coffee Lake (2017−2019) (14 nm). In PassMark, the Celeron J4115 scores 2,688 against the Celeron G4950's 2,714 — a 1% lead for the Celeron G4950. L3 cache: 4 MB on the Celeron J4115 vs 2 MB on the Celeron G4950.

The Celeron J4115 uses the FCBGA1090 socket (PCIe 3.0), while the Celeron G4950 uses LGA1151 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 2400 on the Celeron J4115 versus DDR4-2400 on the Celeron G4950 — the Celeron J4115 supports 199.3% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Celeron G4950 supports up to 64 GB of RAM compared to 8 — 155.6% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 6 (Celeron J4115) vs 16 (Celeron G4950) — the Celeron G4950 offers 10 more lanes for additional GPUs or NVMe drives. Chipset compatibility: BGA1090 (Celeron J4115) and H310,B360,B365,H370,Z370,Z390 (Celeron G4950).

Neither processor supports overclocking. Virtualization support: true (Celeron J4115) vs VT-x (Celeron G4950). Both include integrated graphics — Intel UHD Graphics 600 (Celeron J4115) and UHD Graphics 610 (Celeron G4950) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Celeron G4950 targets Budget. Direct competitor: Celeron J4115 rivals Ryzen Embedded R1305G; Celeron G4950 rivals Pentium G5420.