Phenom X4 9750B vs Core i7-13700K

The Phenom X4 9750B packs 4 cores / 4 threads, while the Core i7-13700K offers 16 cores / 24 threads — the Core i7-13700K has 12 more cores. Boost clocks reach 2.4 GHz on the Phenom X4 9750B versus 5.4 GHz on the Core i7-13700K — a 76.9% clock advantage for the Core i7-13700K. The Phenom X4 9750B uses the Agena (2007−2008) architecture (65 nm), while the Core i7-13700K uses Raptor Lake, Raptor Cove, Gracemont (2022) (Intel 7 nm). In PassMark, the Phenom X4 9750B scores 1,520 against the Core i7-13700K's 45,784 — a 187.1% lead for the Core i7-13700K. Geekbench 6 single-core — the metric most relevant to gaming — records 300 vs 2,846, a 161.9% lead for the Core i7-13700K that directly translates to higher frame rates. Multi-core Geekbench: 1,000 vs 18,980 (180% advantage for the Core i7-13700K). L3 cache: 2 MB (total) on the Phenom X4 9750B vs 30 MB (total) on the Core i7-13700K.

The Phenom X4 9750B uses the AM2+ socket (PCIe 2.0), while the Core i7-13700K uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR2-1066 on the Phenom X4 9750B versus DDR5-5600 on the Core i7-13700K — the Core i7-13700K supports 85.7% 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 8 GB — 184% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Phenom X4 9750B) vs 20 (Core i7-13700K) — the Core i7-13700K offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AM2+,AM2 (Phenom X4 9750B) and Intel Z790,Intel H770,Intel B760,Intel Z690,Intel H670,Intel B660,Intel H610 (Core i7-13700K).

Only the Core i7-13700K has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: AMD-V (Phenom X4 9750B) vs true (Core i7-13700K). The Core i7-13700K includes integrated graphics (Intel UHD Graphics 770), while the Phenom X4 9750B requires a dedicated GPU. Primary use case: Phenom X4 9750B targets Legacy Desktop. Direct competitor: Core i7-13700K rivals Ryzen 9 7900X.

The Phenom X4 9750B launched at $215 MSRP, while the Core i7-13700K debuted at $409. At current prices ($34 vs $400), the Phenom X4 9750B is $366 cheaper. In terms of value (PassMark points per dollar), the Phenom X4 9750B delivers 44.7 pts/$ vs 114.5 pts/$ for the Core i7-13700K — making the Core i7-13700K the 87.6% better value option.