ProductCore i7-7700KCore i7-4790
Brand Intel Intel
Street Price (Approx) ~ $295
Search low Core i7-7700K price (Amazon)
~ $475
Search low Core i7-4790 price (Amazon)
# CPU Cores 44
Frequency (GHz) 4.2 GHz3.6 GHz
Cache (MB) 88
TDP (Watts) 91 W84 W
Product Segment DesktopDesktop
Status ReleasedReleased
Announced On 2017-01-012014-03-01
TechnicalsCore i7-7700KCore i7-4790
Dimensions (2D) 37.5x37.5 mm37.5x37.5 mm
Conflict Free? 11
# CPU Cores 44
Threads/Core 88
Frequency (GHz) 4.2 GHz3.6 GHz
Turbo Frequency (GHz) 4.5 GHz4 GHz
Cache (MB) 88
Instructions Width (bits) 6464
Instructions Extensions SSE4.1/4.2, AVX 2.0SSE4.1/4.2, AVX 2.0
Lithography Process (nm) 14 nm22 nm
TDP (Watts) 91 W84 W
Max RAM 64 GB32 GB
RAM Types DDR4-2133/2400, DDR3L-1333/1600 @ 1.35VDDR3-1333/1600, DDR3L-1333/1600 @ 1.5V
# Memory Channels 22
Memory Bandwidth (GB/Sec) 25.6GB/s
Max CPU / Package 11
GPU Intel® HD Graphics 630
PCI-E Version 33
PCI-E Configurations Up to 1x16, 2x8, 1x8+2x4
PCI-E Max Lanes # 1616
Compatible Sockets FCLGA1151FCLGA1150
Intel Turbo Boost Version 22
Intel V-Pro NoYes
Intel Hyper-Thread YesYes
Intel Virtualization (VTX) YesYes
Intel Directed I/O (VTD) YesYes
Intel Ext. Page Tables (EPT) YesYes
Intel TSX Sync. Extensions YesNo
Intel 64 YesYes
Intel MyWiFi Yes
Idle States YesYes
Enhanced Speedstep Yes
Thermal MonitoringTech. YesYes
Intel ID Protect YesYes
Intel SIPP NoYes
Intel SMB Advantage Yes
Intel AES New Instructions YesYes
Intel Secure Key YesYes
Intel SGX Yes
Intel MPX Yes
Intel OS Guard YesYes
Trusted Execution Yes
Execution Disable YesYes

 

Intel Core i7-7700K vs. Intel Core i7-4790 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