Intel Core i7-8557U vs Intel Core i7-8565U: comparison

Comparison of Intel Core i7-8557U and Intel Core i7-8565U: key differences and a full specification table.

Key differences

Intel Core i7-8565U has a higher base clock (1.8 GHz vs 1.7 GHz), a higher maximum clock (4.6 GHz vs 4.5 GHz) and a higher maximum memory size (64 GB vs 32 GB).

Both processors match on: core count (4), thread count (8), L3 cache (8 MB), TDP (15 W), process node (14 nm), memory channels (2), PCIe version (3), maximum integrated graphics clock (1.15 GHz).

These are specification values: they show differences between the models but do not determine a performance winner. For a specific workload, rely on independent benchmarks.

Key specifications

ParameterIntel Core i7-8557UIntel Core i7-8565U
Cores / threads 4 / 8 4 / 8
Max boost clock 4.5 GHz 4.6 GHz
L3 cache 8 MB 8 MB
TDP 15 W 15 W
Process 14 nm 14 nm
Integrated graphics Intel Iris Plus Graphics 645 Intel UHD Graphics для процессоров Intel 8-го поколения

Full specification table

Differing values are highlighted. This is not a better/worse rating: numbers from different architectures are not always comparable.

Parameter Intel Core i7-8557U Intel Core i7-8565U
General
Model i7-8557U i7-8565U
Codename Coffee Lake Whiskey Lake
Segment Mobile Mobile
Product line Процессоры Intel Core i7 8-го поколения Процессоры Intel Core i7 8-го поколения
Process 14 nm 14 nm
Launch date Q3 2019 Q3 2018
Status Discontinued Discontinued
Embedded options available No No
CPU
Cores 4 4
Threads 8 8
Multithreading (SMT/HT) Yes Yes
Base clock 1.7 GHz 1.8 GHz
Max boost clock 4.5 GHz 4.6 GHz
Turbo Boost 2.0 frequency 4.5 GHz —
L3 cache 8 MB 8 MB
Bus speed 4 GT/s 4 GT/s
TDP 15 W 15 W
Configurable TDP-up — 25 W
Configurable TDP-down — 10 W
cTDP-up base frequency — 2 GHz
cTDP-down base frequency — 800 MHz
Turbo Boost Yes (2) Yes (2)
64-bit support Yes Yes
Instruction set width 64 bit 64 bit
Instruction set extensions SSE4.1, SSE4.2, AVX2 SSE4.1, SSE4.2, AVX2
Memory
Max memory size 32 GB 64 GB
Memory types DDR4, LPDDR3 DDR4, LPDDR3
Memory channels 2 2
Max memory bandwidth 37.5 GB/s 37.5 GB/s
ECC memory supported No No
Graphics
Integrated graphics Intel Iris Plus Graphics 645 Intel UHD Graphics для процессоров Intel 8-го поколения
Has integrated graphics Yes Yes
Graphics base frequency 300 MHz 300 MHz
Graphics max frequency 1.15 GHz 1.15 GHz
Graphics video max memory 32 GB 32 GB
Max displays 3 3
Max resolution (DP) 4096x2304@60Hz 4096x2304@60Hz
Max resolution (HDMI) 4096x2304@30Hz 4096x2304@24Hz
Max resolution (eDP) 4096x2304@60Hz 4096x2304@60Hz
DirectX 12 12
OpenGL 4.5 4.5
Graphics device ID 0x3EA6 0x3EA0
Quick Sync Video Yes Yes
Clear Video HD Yes Yes
Clear Video Yes Yes
Graphics output eDP/DP/HDMI/DVI eDP/DP/HDMI/DVI
InTru 3D Yes —
4K support Yes, at 60Hz Yes, at 60Hz
eDRAM 128 MB —
I/O and interfaces
PCI Express revision 3 3
PCI Express lanes 16 16
PCI Express configurations 1x4, 2x2, 1x2+2x1 and 4x1 1x4, 2x2, 1x2+2x1 and 4x1
Package and thermal
Sockets supported FCBGA1528 FCBGA1528
Max CPU configuration 1 1
Package size 46x24 46x24
TJUNCTION 100 °C 100 °C
Security and virtualization
Virtualization (VT-x / AMD-V) Yes Yes
Virtualization for Directed I/O (VT-d) Yes Yes
Extended Page Tables (EPT) Yes Yes
AES-NI Yes Yes
Execute Disable Bit Yes Yes
Intel Trusted Execution Technology No No
Secure Key Yes Yes
Intel OS Guard Yes Yes
Intel Boot Guard — Yes
Intel Software Guard Extensions Yes Yes
Intel Memory Protection Extensions Yes —
Stable IT Platform Program No —
Technologies
Enhanced SpeedStep Yes Yes
Idle States Yes Yes
Thermal Monitoring Technologies Yes Yes
Identity Protection Technology Yes Yes
Transactional Synchronization Extensions No No
Thermal Velocity Boost — Yes
Speed Shift Technology Yes Yes
Flex Memory Access Yes Yes
Optane Memory Supported Yes Yes
Smart Response Technology — Yes

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