Intel Core i7-5820K vs Core Ultra 7 270K Plus CPU Comparison

The main differences between Intel Core i7-5820K and Intel Core Ultra 7 270K Plus are in CPU Single-Core Performance (+205%), Core Name, Socket and Integrated Graphics.

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Intel Core i7-5820K	Intel Core Ultra 7 270K Plus
Prices (Change region) Out of Stock Free shipping $169.87 - Buy now	Prices (Change region) In Stock $316.00 Last updated 31 minutes ago. In Stock Free shipping $319.99 In Stock Free shipping $319.99 In Stock $415.15 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 BX80768270K
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 (-205%)	CPU Single-Core Performance (Charts) 2nd / 589 (0%)
Single-Core Effective Value 227th / 244	Single-Core Effective Value 18th / 244
Workstation Performance (Charts) 195th / 270 (-686%)	Workstation Performance (Charts) 10th / 270 (0%)
Workstation Effective Value 210th / 263	Workstation Effective Value 1st / 263
Gaming Performance (Charts) n/a	Gaming Performance (Charts) 12th / 148
Gaming Effective Value -	Gaming Effective Value 33rd / 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 7 (Series 2)
Core Name Haswell-E	Core Name Arrow Lake Refresh
Socket LGA2011-3	Socket LGA1851
Integrated Graphics None	Integrated Graphics Intel Xe
CPU Cores 6	CPU Cores 24
CPU Threads 12	CPU Threads 24
CPU Clock Rate 3300 MHz	CPU Clock Rate 3700 MHz
CPU Turbo Clock Rate 3600 MHz	CPU Turbo Clock Rate 5400 MHz
Efficiency Core Clock Rate -	Efficiency Core Clock Rate 3200 MHz
Efficiency Core Turbo Clock Rate -	Efficiency Core Turbo Clock Rate 4700 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 36 MB