Core i7-13700K vs Celeron B840

The Core i7-13700K packs 16 cores / 24 threads, while the Celeron B840 offers 2 cores / 2 threads — the Core i7-13700K has 14 more cores. Boost clocks reach 5.4 GHz on the Core i7-13700K versus 1.9 GHz on the Celeron B840 — a 95.9% clock advantage for the Core i7-13700K (base: 3.4 GHz vs 1.9 GHz). The Core i7-13700K uses the Raptor Lake, Raptor Cove, Gracemont (2022) architecture (Intel 7 nm), while the Celeron B840 uses Sandy Bridge (2011−2013) (32 nm). In PassMark, the Core i7-13700K scores 45,784 against the Celeron B840's 1,065 — a 190.9% lead for the Core i7-13700K. Geekbench 6 single-core — the metric most relevant to gaming — records 2,846 vs 450, a 145.4% lead for the Core i7-13700K that directly translates to higher frame rates. Multi-core Geekbench: 18,980 vs 790 (184% advantage for the Core i7-13700K). L3 cache: 30 MB (total) on the Core i7-13700K vs 2 MB (total) on the Celeron B840.

The Core i7-13700K uses the LGA1700 socket (PCIe 5.0), while the Celeron B840 uses PGA988 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-5600 on the Core i7-13700K versus 1333 on the Celeron B840 — the Celeron B840 supports 198.5% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i7-13700K supports up to 192 GB of RAM compared to 16 — 169.2% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 20 (Core i7-13700K) vs 16 (Celeron B840) — the Core i7-13700K offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel Z790,Intel H770,Intel B760,Intel Z690,Intel H670,Intel B660,Intel H610 (Core i7-13700K) and HM65,HM67,QM67 (Celeron B840).

Only the Core i7-13700K has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Both support true virtualization. Both include integrated graphics — Intel UHD Graphics 770 (Core i7-13700K) and Intel HD Graphics (Sandy Bridge) (Celeron B840) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Celeron B840 targets Budget. Direct competitor: Core i7-13700K rivals Ryzen 9 7900X; Celeron B840 rivals Pentium B940.

The Core i7-13700K launched at $409 MSRP, while the Celeron B840 debuted at $86. At current prices ($400 vs $15), the Celeron B840 is $385 cheaper. In terms of value (PassMark points per dollar), the Core i7-13700K delivers 114.5 pts/$ vs 71.0 pts/$ for the Celeron B840 — making the Core i7-13700K the 46.9% better value option.