Intel Core i7-8665U vs. Intel Core i5-6440HQ

CPU comparison with benchmarks


Intel Core i7-8665U CPU1 vs CPU2 Intel Core i5-6440HQ
Intel Core i7-8665U Intel Core i5-6440HQ
1.90 GHz Frequency 2.60 GHz
4.80 GHz Turbo (1 Core) 3.50 GHz
2.80 GHz Turbo (All Cores) 3.10 GHz
4 Cores 4
Yes Hyperthreading No
No Overclocking ? No
normal Core architecture normal
Intel UHD Graphics 620 GPU Intel HD Graphics 530
0.30 GHz GPU frequency 0.35 GHz
1.15 GHz GPU (Turbo) 0.95 GHz
9.5 GPU Generation 9
14 nm Technology 14 nm
12 DirectX Version 12
3 Max. displays 3
24 Execution units 24
192 Shader 192
64 GB Max. GPU Memory 64 GB
Decode / Encode Codec h264 Decode / Encode
Decode / Encode Codec h265 / HEVC (8 bit) Decode / Encode
Decode / Encode Codec h265 / HEVC (10 bit) Decode
Decode / Encode Codec VP8 Decode / Encode
Decode / Encode Codec VP9 Decode
No Codec AV1 No
Decode Codec VC-1 Decode
Decode / Encode Codec AVC Decode / Encode
Decode / Encode Codec JPEG Decode / Encode
Whiskey Lake U Architecture Skylake-M
DDR4-2400 SO-DIMM Memory DDR4-2133 SO-DIMM
2 Memory channels 2
64 GB Max. Memory
No ECC No
L2 Cache
8.00 MB L3 Cache 6.00 MB
3.0 PCIe version 3.0
16 PCIe lanes 16
14 nm Technology 14 nm
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
BGA 1356 Socket BGA 1440
15W TDP (PL1) 45W
Yes AES-NI Yes
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Q2/2019 Release date Q3/2015
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Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.

Intel Core i7-8665U Intel Core i7-8665U
4x 1.90 GHz (4.80 GHz) HT
464 (100%)
Amazon
Intel Core i5-6440HQ Intel Core i5-6440HQ
4x 2.60 GHz (3.50 GHz)
0 (0%)
Amazon



Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.

Intel Core i7-8665U Intel Core i7-8665U
4x 1.90 GHz (4.80 GHz) HT
1536 (100%)
Amazon
Intel Core i5-6440HQ Intel Core i5-6440HQ
4x 2.60 GHz (3.50 GHz)
0 (0%)
Amazon



Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.

Intel Core i7-8665U Intel Core i7-8665U
4x 1.90 GHz (4.80 GHz) HT
178 (100%)
Amazon
Intel Core i5-6440HQ Intel Core i5-6440HQ
4x 2.60 GHz (3.50 GHz)
144 (81%)
Amazon



Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.

Intel Core i7-8665U Intel Core i7-8665U
4x 1.90 GHz (4.80 GHz) HT
604 (100%)
Amazon
Intel Core i5-6440HQ Intel Core i5-6440HQ
4x 2.60 GHz (3.50 GHz)
546 (90%)
Amazon



Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.

Intel Core i7-8665U Intel Core i7-8665U
4x 1.90 GHz (4.80 GHz) HT
1033 (100%)
Amazon
Intel Core i5-6440HQ Intel Core i5-6440HQ
4x 2.60 GHz (3.50 GHz)
829 (80%)
Amazon



Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.

Intel Core i7-8665U Intel Core i7-8665U
4x 1.90 GHz (4.80 GHz) HT
3289 (100%)
Amazon
Intel Core i5-6440HQ Intel Core i5-6440HQ
4x 2.60 GHz (3.50 GHz)
2687 (82%)
Amazon



iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.

Intel Core i7-8665U Intel Core i7-8665U
Intel UHD Graphics 620 @ 1.15 GHz
442 (100%)
Amazon
Intel Core i5-6440HQ Intel Core i5-6440HQ
Intel HD Graphics 530 @ 0.95 GHz
365 (83%)
Amazon



Geekbench 3, 64bit (Single-Core)

Geekbench 3 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.

Intel Core i7-8665U Intel Core i7-8665U
4x 1.90 GHz (4.80 GHz) HT
0 (0%)
Amazon
Intel Core i5-6440HQ Intel Core i5-6440HQ
4x 2.60 GHz (3.50 GHz)
3742 (100%)
Amazon



Geekbench 3, 64bit (Multi-Core)

Geekbench 3 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.

Intel Core i7-8665U Intel Core i7-8665U
4x 1.90 GHz (4.80 GHz) HT
0 (0%)
Amazon
Intel Core i5-6440HQ Intel Core i5-6440HQ
4x 2.60 GHz (3.50 GHz)
11464 (100%)
Amazon



Cinebench R11.5, 64bit (Single-Core)

Cinebench 11.5 is based on the Cinema 4D Suite, a software that is popular to generate forms and other stuff in 3D. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.

Intel Core i7-8665U Intel Core i7-8665U
4x 1.90 GHz (4.80 GHz) HT
0 (0%)
Amazon
Intel Core i5-6440HQ Intel Core i5-6440HQ
4x 2.60 GHz (3.50 GHz)
1.68 (100%)
Amazon



Cinebench R11.5, 64bit (Multi-Core)

Cinebench 11.5 is based on the Cinema 4D Suite, a software that is popular to generate forms and other stuff in 3D. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.

Intel Core i7-8665U Intel Core i7-8665U
4x 1.90 GHz (4.80 GHz) HT
0 (0%)
Amazon
Intel Core i5-6440HQ Intel Core i5-6440HQ
4x 2.60 GHz (3.50 GHz)
6.06 (100%)
Amazon



Cinebench R11.5, 64bit (iGPU, OpenGL)

Cinebench 11.5 is based on the Cinema 4D Suite, a software that is popular to generate forms and other stuff in 3D. The iGPU test uses the CPU internal graphic unit to execute OpenGL commands.

Intel Core i7-8665U Intel Core i7-8665U
4x 1.90 GHz (4.80 GHz) HT
0 (0%)
Amazon
Intel Core i5-6440HQ Intel Core i5-6440HQ
4x 2.60 GHz (3.50 GHz)
29.2 (100%)
Amazon



Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.

Intel Core i7-8665U Intel Core i7-8665U
4x 1.90 GHz (4.80 GHz) HT
8637 (100%)
Amazon
Intel Core i5-6440HQ Intel Core i5-6440HQ
4x 2.60 GHz (3.50 GHz)
6575 (76%)
Amazon



Devices using this processorDevices using this processor

Intel Core i7-8665U Intel Core i5-6440HQ
Unknown Unknown

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