ProductCore i7-7740X X-seriesCore i7-7820X X-series
Brand Intel Intel
Street Price (Approx) ~ $315
Search low Core i7-7740X X-series price (Amazon)
~ $455
Search low Core i7-7820X X-series price (Amazon)
# CPU Cores 48
Frequency (GHz) 4.3 GHz3.6 GHz
Cache (MB) 811
TDP (Watts) 112 W140 W
Product Segment DesktopDesktop
Status ReleasedReleased
Announced On 2017-03-012017-03-01
TechnicalsCore i7-7740X X-seriesCore i7-7820X X-series
Conflict Free? 11
# CPU Cores 48
Threads/Core 816
Frequency (GHz) 4.3 GHz3.6 GHz
Turbo Frequency (GHz) 4.5 GHz4.3 GHz
Cache (MB) 811
Instructions Width (bits) 6464
Instructions Extensions SSE4.1/4.2, AVX 2.0SSE4.1/4.2, AVX 2.0, AVX-512
Lithography Process (nm) 14 nm14 nm
TDP (Watts) 112 W140 W
Max RAM 64 GB128 GB
RAM Types DDR4-2666DDR4-2666
# Memory Channels 24
Max CPU / Package 11
GPU None
PCI-E Version 33
PCI-E Max Lanes # 1628
Compatible Sockets FCLGA2066FCLGA2066
Intel Turbo Boost Version 22
Intel Hyper-Thread YesYes
Intel Virtualization (VTX) YesYes
Intel Directed I/O (VTD) YesYes
Intel 64 YesYes
Enhanced Speedstep Yes
Intel AES New Instructions YesYes
Execution Disable Yes

 

Intel Core i7-7740X X-series vs. Intel Core i7-7820X X-series Specs & Speed Benchmarks

Intel Core i7-7740X X-series vs. Intel Core i7-7820X X-series Specs & Speed Benchmarks

Geekbench 4 Multi

Higher is better

Geekbench 4 Single

Higher is better

Geekbench 4 Multi / Price (Market)

Higher is better