ProductCore i5-2550KCore i7-6850K
Brand Intel Intel
Street Price (Approx) ~ $1025
Search low Core i5-2550K price (Amazon)
~ $617
Search low Core i7-6850K price (Amazon)
# CPU Cores 46
Frequency (GHz) 3.4 GHz3.6 GHz
Cache (MB) 615
TDP (Watts) 95 W140 W
Product Segment DesktopDesktop
Status ReleasedReleased
Announced On 2012-01-012016-03-01
TechnicalsCore i5-2550KCore i7-6850K
Dimensions (2D) 37.5x37.5 mm
Conflict Free? 1
# CPU Cores 46
Threads/Core 412
Frequency (GHz) 3.4 GHz3.6 GHz
Turbo Frequency (GHz) 3.8 GHz3.8 GHz
Cache (MB) 615
Instructions Width (bits) 6464
Instructions Extensions SSE4.1/4.2, AVX
Lithography Process (nm) 32 nm14 nm
TDP (Watts) 95 W140 W
Max RAM 32 GB128 GB
RAM Types DDR3 1066/1333DDR4 2400/2133
# Memory Channels 24
Memory Bandwidth (GB/Sec) 21GB/s
Max CPU / Package 11
GPU None
PCI-E Version 23
PCI-E Max Lanes # 1640
Compatible Sockets LGA1155FCLGA2011-3
Intel Turbo Boost Version 22
Intel V-Pro NoNo
Intel Hyper-Thread NoYes
Intel Virtualization (VTX) YesYes
Intel Directed I/O (VTD) NoYes
Intel Ext. Page Tables (EPT) YesYes
Intel 64 YesYes
Idle States YesYes
Enhanced Speedstep Yes
Thermal MonitoringTech. Yes
Flex Memory Yes
Intel ID Protect Yes
Smart Response Technology Yes
Intel AES New Instructions YesYes
Trusted Execution NoNo
Execution Disable YesYes


Intel Core i5-2550K vs. Intel Core i7-6850K Specs & Speed Benchmarks

CPU Speed

These tests are designed to stress the CPU components of the processor

Geekbench 4 Multi, Higher is better

Geekbench 4 Single, Higher is better

Memory Bandwidth (GB/Sec), Higher is better


Performance/Price (Value)

Some of the same tests as above, but shown as a relation to the price. This shows what performance you get for each additional dollar spent. The higher the score, and the more value you get for your money

Geekbench 4 Multi / Price, Higher is better