Core i7-5930K vs Core i7-9750HF

Both the Core i7-5930K and Core i7-9750HF share an identical 6-core/12-thread configuration. Boost clocks reach 3.7 GHz on the Core i7-5930K versus 4.5 GHz on the Core i7-9750HF — a 19.5% clock advantage for the Core i7-9750HF (base: 3.5 GHz vs 2.6 GHz). The Core i7-5930K uses the Haswell-E (2014) architecture (22 nm), while the Core i7-9750HF uses Coffee Lake-HR (2019) (14 nm). In PassMark, the Core i7-5930K scores 10,369 against the Core i7-9750HF's 10,393 — a 0.2% lead for the Core i7-9750HF. Geekbench 6 single-core — the metric most relevant to gaming — records 1,000 vs 1,120, a 11.3% lead for the Core i7-9750HF that directly translates to higher frame rates. Multi-core Geekbench: 6,000 vs 5,149 (15.3% advantage for the Core i7-5930K). L3 cache: 15 MB (total) on the Core i7-5930K vs 12 MB (total) on the Core i7-9750HF.

The Core i7-5930K uses the LGA2011 socket (PCIe 3.0), while the Core i7-9750HF uses BGA1440 (PCIe 3.0) — making them incompatible on the same motherboard. Both support up to DDR4-2133 memory speed. The Core i7-9750HF supports up to 128 GB of RAM compared to 64 GB — 66.7% more capacity for professional workloads. Memory channels: 4 (Core i7-5930K) vs 2 (Core i7-9750HF). PCIe lanes: 40 (Core i7-5930K) vs 16 (Core i7-9750HF) — the Core i7-5930K offers 24 more lanes for additional GPUs or NVMe drives. Chipset compatibility: X99 (Core i7-5930K) and HM370,QM370,CM246 (Core i7-9750HF).

Virtualization support: VT-x, VT-d (Core i7-5930K) vs Yes (Core i7-9750HF). Primary use case: Core i7-5930K targets High End Desktop. Direct competitor: Core i7-5930K rivals Ryzen 5 1600.

The Core i7-5930K launched at $583 MSRP, while the Core i7-9750HF debuted at $395. At current prices ($410 vs $395), the Core i7-9750HF is $15 cheaper. In terms of value (PassMark points per dollar), the Core i7-5930K delivers 25.3 pts/$ vs 26.3 pts/$ for the Core i7-9750HF — making the Core i7-9750HF the 4% better value option.