Intel Core i7-5820K vs Core Ultra 5 250KF Plus CPU Comparison

Intel Core i7-5820K and Intel Core Ultra 5 250KF Plus are both processors with the same Integrated Graphics (None). The main differences are in CPU Single-Core Performance (+192%), Core Name, Socket and CPU Cores.

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Intel Core i7-5820K	Intel Core Ultra 5 250KF Plus
Prices (Change region) Out of Stock Free shipping $169.87 - Buy now	Prices (Change region) In Stock Free shipping $189.99 (~~$199.99~~) $10.00 off w/ promo code: SSF69353, ends 6/3 In Stock $198.95 Last updated 31 minutes ago. In Stock Free shipping $199.98 In Stock $204.99 Show 1 more offers
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Pangoly Score (How do we rate?) 92	Pangoly Score (How do we rate?) -
Brand Intel	Brand Intel
Model BX80648I75820K	Model BX80768250KF
Release Date 📅 August 2014	Release Date 📅 March 2026
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews ★★★★★ (195 reviews) Add a product review	User reviews Add a product review
CPU Single-Core Performance (Charts) 214th / 589 (-192%)	CPU Single-Core Performance (Charts) 5th / 589 (0%)
Single-Core Effective Value 227th / 244	Single-Core Effective Value 3rd / 244
Workstation Performance (Charts) 195th / 270 (-473%)	Workstation Performance (Charts) 30th / 270 (0%)
Workstation Effective Value 210th / 263	Workstation Effective Value 2nd / 263
Gaming Performance (Charts) n/a	Gaming Performance (Charts) 22nd / 148
Gaming Effective Value -	Gaming Effective Value 7th / 145
TDP 🔌 140 Watts	TDP 🔌 125 Watts
Price history View Details ►	Price history View Details ►
Compatible PC parts Motherboards ► CPU Coolers ►	Compatible PC parts Motherboards ► CPU Coolers ►
Series Core i7 4th Gen	Series Core Ultra 5 (Series 2)
Core Name Haswell-E	Core Name Arrow Lake Refresh
Socket LGA2011-3	Socket LGA1851
Integrated Graphics None	Integrated Graphics None
CPU Cores 6	CPU Cores 18
CPU Threads 12	CPU Threads 18
CPU Clock Rate 3300 MHz	CPU Clock Rate 4200 MHz
CPU Turbo Clock Rate 3600 MHz	CPU Turbo Clock Rate 5300 MHz
Efficiency Core Clock Rate -	Efficiency Core Clock Rate 3300 MHz
Efficiency Core Turbo Clock Rate -	Efficiency Core Turbo Clock Rate 4600 MHz
CPU Cooler included No	CPU Cooler included No
Manufacturing Process 22 nm	Manufacturing Process 3 nm
Maximum Supported Memory 64 GB	Maximum Supported Memory 256 GB
Cache L3 15 MB	Cache L3 30 MB