ProductCore i7-4558UCore i7-7820HK
Brand Intel Intel
Street Price (Approx) ~ $426
Search low Core i7-4558U price (Amazon)
~ $378
Search low Core i7-7820HK price (Amazon)
# CPU Cores 24
Frequency (GHz) 2.8 GHz2.9 GHz
Cache (MB) 48
TDP (Watts) 28 W45 W
Product Segment MobileMobile
Status ReleasedReleased
Announced On 2013-06-012017-01-01
TechnicalsCore i7-4558UCore i7-7820HK
Dimensions (2D) 40x40 mm42x42 mm
Conflict Free? 11
# CPU Cores 24
Threads/Core 48
Frequency (GHz) 2.8 GHz2.9 GHz
Turbo Frequency (GHz) 3.3 GHz3.9 GHz
Cache (MB) 48
Instructions Width (bits) 6464
Instructions Extensions SSE4.1/4.2, AVX 2.0SSE4.1/4.2, AVX 2.0
Lithography Process (nm) 22 nm14 nm
TDP (Watts) 28 W45 W
TDP Down (W) 35
Max RAM 16 GB64 GB
RAM Types DDR3L 1333/1600DDR4-2400, LPDDR3-2133, DDR3L-1600
# Memory Channels 22
Memory Bandwidth (GB/Sec) 25.6GB/s34.1GB/s
Max CPU Temp. 100
Max CPU / Package 11
GPU Intel® HD Graphics 630
PCI-E Version 23
PCI-E Configurations 4x1, 2x4
PCI-E Max Lanes # 1216
Compatible Sockets FCBGA1168FCBGA1440
Intel Turbo Boost Version 22
Intel V-Pro NoNo
Intel Hyper-Thread YesYes
Intel Virtualization (VTX) YesYes
Intel Directed I/O (VTD) YesYes
Intel Ext. Page Tables (EPT) YesYes
Intel TSX Sync. Extensions NoYes
Intel 64 YesYes
Intel MyWiFi Yes
Idle States YesYes
Enhanced Speedstep Yes
Thermal MonitoringTech. YesYes
Flex Memory Yes
Intel ID Protect YesYes
Intel SIPP No
Smart Response Technology Yes
Intel AES New Instructions YesYes
Intel Secure Key YesYes
Intel SGX Yes
Intel MPX Yes
Intel OS Guard Yes
Trusted Execution NoNo
Execution Disable YesYes

 

Intel Core i7-4558U vs. Intel Core i7-7820HK Specs & Speed Benchmarks

Intel Core i7-4558U vs. Intel Core i7-7820HK 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)

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