Intel Core Ultra 5 250KF Plus vs Core i5-6600 CPU Comparison

The main differences between Intel Core Ultra 5 250KF Plus and Intel Core i5-6600 are in CPU Single-Core Performance (+152%), Core Name, Socket and Integrated Graphics.

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Intel Core Ultra 5 250KF Plus	Intel Core i5-6600
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 16 minutes ago. In Stock Free shipping $199.98 In Stock $204.99 Show 1 more offers	Prices (Change region) Out of Stock Free shipping $90.07 Out of Stock Free shipping $306.63 - Buy now
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Pangoly Score (How do we rate?) -	Pangoly Score (How do we rate?) 92
Brand Intel	Brand Intel
Model BX80768250KF	Model BX80662I56600
Release Date 📅 March 2026	Release Date 📅 September 2015
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews Add a product review	User reviews ★★★☆☆ (11 reviews) Add a product review
CPU Single-Core Performance (Charts) 5th / 589 (0%)	CPU Single-Core Performance (Charts) 192nd / 589 (-152%)
Single-Core Effective Value 3rd / 244	Single-Core Effective Value 127th / 244
Workstation Performance (Charts) 30th / 270 (0%)	Workstation Performance (Charts) 222nd / 270 (-835%)
Workstation Effective Value 2nd / 263	Workstation Effective Value 227th / 263
Gaming Performance (Charts) 22nd / 148	Gaming Performance (Charts) n/a
Gaming Effective Value 7th / 145	Gaming Effective Value -
TDP 🔌 125 Watts	TDP 🔌 91 Watts
Price history View Details ►	Price history View Details ►
Compatible PC parts Motherboards ► CPU Coolers ►	Compatible PC parts Motherboards ► CPU Coolers ►
Pros -	Pros Low power consumption under both idle and load Great performance
Cons -	Cons Not much faster than Haswell
Series Core Ultra 5 (Series 2)	Series Core i5 6th Gen
Core Name Arrow Lake Refresh	Core Name Skylake
Socket LGA1851	Socket LGA1151
Integrated Graphics None	Integrated Graphics HD Graphics 530
CPU Cores 18	CPU Cores 4
CPU Threads 18	CPU Threads 4
CPU Clock Rate 4200 MHz	CPU Clock Rate 3300 MHz
CPU Turbo Clock Rate 5300 MHz	CPU Turbo Clock Rate 3900 MHz
Efficiency Core Clock Rate 3300 MHz	Efficiency Core Clock Rate -
Efficiency Core Turbo Clock Rate 4600 MHz	Efficiency Core Turbo Clock Rate -
CPU Cooler included No	CPU Cooler included Yes
Manufacturing Process 3 nm	Manufacturing Process 14 nm
Maximum Supported Memory 256 GB	Maximum Supported Memory 64 GB
Cache L3 30 MB	Cache L3 6 MB
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