ProductCore i5-6600KCore i7-7740X X-series
Brand Intel Intel
Street Price (Approx) ~ $225
Search low Core i5-6600K price (Amazon)
~ $315
Search low Core i7-7740X X-series price (Amazon)
# CPU Cores 44
Frequency (GHz) 3.5 GHz4.3 GHz
Cache (MB) 68
TDP (Watts) 91 W112 W
Product Segment DesktopDesktop
Status ReleasedReleased
Announced On 2015-06-012017-03-01
TechnicalsCore i5-6600KCore i7-7740X X-series
Dimensions (2D) 37.5x37.5 mm
Conflict Free? 11
# CPU Cores 44
Threads/Core 48
Frequency (GHz) 3.5 GHz4.3 GHz
Turbo Frequency (GHz) 3.9 GHz4.5 GHz
Cache (MB) 68
Instructions Width (bits) 6464
Instructions Extensions SSE4.1/4.2, AVX 2.0SSE4.1/4.2, AVX 2.0
Lithography Process (nm) 14 nm14 nm
TDP (Watts) 91 W112 W
Max RAM 64 GB64 GB
RAM Types DDR4-1866/2133, DDR3L-1333/1600 @ 1.35VDDR4-2666
# Memory Channels 22
Memory Bandwidth (GB/Sec) 34.1GB/s
Max CPU / Package 11
GPU None
PCI-E Version 33
PCI-E Configurations Up to 1x16, 2x8, 1x8+2x4
PCI-E Max Lanes # 1616
Compatible Sockets FCLGA1151FCLGA2066
Intel Turbo Boost Version 22
Intel V-Pro No
Intel Hyper-Thread NoYes
Intel Virtualization (VTX) YesYes
Intel Directed I/O (VTD) YesYes
Intel Ext. Page Tables (EPT) Yes
Intel TSX Sync. Extensions Yes
Intel 64 YesYes
Idle States Yes
Thermal MonitoringTech. Yes
Intel ID Protect Yes
Intel SIPP No
Intel SMB Advantage Yes
Intel AES New Instructions YesYes
Intel Secure Key Yes
Intel OS Guard Yes
Trusted Execution No
Execution Disable Yes

 

Intel Core i5-6600K vs. Intel Core i7-7740X X-series Specs & Speed Benchmarks

Intel Core i5-6600K vs. Intel Core i7-7740X X-series Specs & Speed Benchmarks

Geekbench 4 Multi

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Geekbench 4 Single

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Memory Bandwidth (GB/Sec)

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Geekbench 4 Multi / Price (Market)

Higher is better