ProductCore i5-3450SCore i7-7820X X-series
Brand Intel Intel
Street Price (Approx) ~ $155
Search low Core i5-3450S price (Amazon)
~ $455
Search low Core i7-7820X X-series price (Amazon)
# CPU Cores 48
Frequency (GHz) 2.8 GHz3.6 GHz
Cache (MB) 611
TDP (Watts) 65 W140 W
Product Segment DesktopDesktop
Status ReleasedReleased
Announced On 2012-03-012017-03-01
TechnicalsCore i5-3450SCore i7-7820X X-series
Dimensions (2D) 37.5x37.5 mm
Conflict Free? 11
# CPU Cores 48
Threads/Core 416
Frequency (GHz) 2.8 GHz3.6 GHz
Turbo Frequency (GHz) 3.5 GHz4.3 GHz
Cache (MB) 611
Instructions Width (bits) 6464
Instructions Extensions SSE4.1/4.2, AVXSSE4.1/4.2, AVX 2.0, AVX-512
Lithography Process (nm) 22 nm14 nm
TDP (Watts) 65 W140 W
Max RAM 32 GB128 GB
RAM Types DDR3 1333/1600DDR4-2666
# Memory Channels 24
Memory Bandwidth (GB/Sec) 25.6GB/s
Max CPU / Package 11
PCI-E Version 33
PCI-E Configurations up to 1x16, 2x8, 1x8 & 2x4
PCI-E Max Lanes # 28
Compatible Sockets FCLGA1155FCLGA2066
Intel Turbo Boost Version 22
Intel V-Pro No
Intel Hyper-Thread NoYes
Intel Virtualization (VTX) YesYes
Intel Directed I/O (VTD) NoYes
Intel Ext. Page Tables (EPT) Yes
Intel TSX Sync. Extensions No
Intel 64 YesYes
Idle States Yes
Enhanced Speedstep Yes
Thermal MonitoringTech. Yes
Intel ID Protect Yes
Intel AES New Instructions YesYes
Intel Secure Key Yes
Trusted Execution No
Execution Disable YesYes

 

Intel Core i5-3450S vs. Intel Core i7-7820X X-series Specs & Speed Benchmarks

Intel Core i5-3450S vs. Intel Core i7-7820X X-series Specs & Speed Benchmarks

Geekbench 4 Multi

Higher is better

Geekbench 4 Single

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Memory Bandwidth (GB/Sec)

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Geekbench 4 Multi / Price (Market)

Higher is better