Intel Core i7-8665U

The Intel Core i7-8665U operates with:

CPU Cores 4.

CPU Threads: 8.

Performance-enhancing, system-enhancing technology that works faster and saves battery with:

Turbo: 4.80 GHz base 2.80 GHz all cores.

TDP: 15 W.

The processor is attached to:

CPU socket: BGA 1356.

This version includes

8.00 MB of L3 cache on one chip

Supports 2 memory channels to support DDR4-2400 SO-DIMM RAM and features 3.0 PCIe Gen 16 lanes.

Tjunction keeps below 100 °C degrees C.

In particular, Whiskey Lake U Architecture is enhanced with:

Technology: 14 nm

Virtualization VT-x, VT-x EPT, VT-d.

The product was released on Q2/2019.

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CPU generation and family

Name:

Intel Core i7-8665U

Family:

Intel Core i7

CPU group:

Intel Core i 8000U

Predecessor:

Segment:

Mobile

Generation:

Successor:

CPU Cores and Base Frequency

Frequency:

1.90 GHz

Turbo (1 Core):

4.80 GHz

Turbo (64 Cores)::

Hyperthreading:

Yes

Core architecture:

normal

CPU Cores:

CPU Threads:

Overclocking:

Memory & PCIe

Memory type:

DDR4-2400 SO-DIMM

PCIe version:

3.0

Memory channels:

PCIe version:

3.0

PCIe lanes:

Encryption

AES-NI:

Yes

Internal Graphics

Memory type:

DDR4-2400 SO-DIMM

GPU name:

Intel UHD Graphics 620

GPU frequency:

0.30 GHz

GPU (Turbo):

1.15 GHz

Generation:

DirectX Version:

Execution units:

Shader:

192

Max memory:

Max. displays:

Technology:

14 nm

Release date:

Q3/2016

Technical details

Instruction set (ISA):

x86-64 (64 bit)

Architecture:

Whiskey Lake U

L2-Cache:

Virtualization:

VT-x, VT-x EPT, VT-d

L3-Cache:

8.00 MB

Release date:

Q2/2019

Socket:

BGA 1356

Thermal Management

TDP (PL1):

15 W

TDP (PL2):

TDP Up:

25 W

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 i7-9700 465 (60%)

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Intel Xeon E-2276M 465 (60%)

Intel Core i7-8665U 464 (60%)

AMD Ryzen 3 PRO 4350GE 464 (60%)

AMD Ryzen 3 4200G 464 (60%)

AMD Ryzen 7 PRO 4750U 464 (60%)

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 Xeon E3-1230 v3 1555 (6%)

Intel Core i5-1034G1 1551 (6%)

Intel Core i5-1035G1 1545 (6%)

Intel Core i7-8665U 1536 (6%)

Intel Core i7-10510U 1523 (6%)

Intel Core i7-1060G7 1521 (6%)

Intel Core i7-8565U 1518 (6%)

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.

AMD Ryzen 3 3100 179 (65%)

Intel Core i5-7600K 179 (65%)

Intel Core i7-8809G 179 (65%)

Intel Core i7-8665U 178 (64%)

Intel Xeon W-2223 178 (64%)

AMD Ryzen 5 4600H 178 (64%)

Intel Core i7-10710U 178 (64%)

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 Xeon E5-2609 v3 606 (6%)

AMD Ryzen 3 3200G 605 (6%)

AMD Ryzen 3 PRO 3200G 605 (6%)

Intel Core i7-8665U 604 (6%)

Intel Core i7-4750HQ 604 (6%)

AMD Ryzen 3 PRO 1300 602 (6%)

Intel Core i5-6600K 600 (6%)

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 i5-7600 1035 (55%)

Intel Core i3-1110G4 1034 (55%)

Intel Core i7-8850H 1034 (55%)

Intel Core i7-8665U 1033 (55%)

Intel Xeon Silver 4215R 1033 (55%)

Intel Core i7-7567U 1033 (55%)

Intel Xeon E3-1271 v3 1032 (55%)

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 Xeon E3-1245 v3 3311 (9%)

Intel Core i5-8305G 3305 (9%)

Intel Core i7-6820HQ 3299 (9%)

Intel Core i7-8665U 3289 (9%)

Intel Core i7-4930MX 3289 (9%)

Intel Xeon E3-1240 v3 3281 (9%)

Intel Core i7-8565U 3279 (9%)

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 i5-6600K 442 (4%)

Intel Core i7-6700 442 (4%)

Intel Core i7-6700K 442 (4%)

Intel Core i7-8665U 442 (4%)

Intel Core i7-4940MX 432 (4%)

Intel Core i7-4930MX 432 (4%)

AMD A8-6600K 432 (4%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU Review. However the majority of CPUs have not been tested and the results have been estimated by a CPU Review’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 i7-4810MQ 8745 (10%)

Intel Core i7-4770T 8720 (10%)

Intel Core i7-4790T 8720 (10%)

Intel Core i7-8665U 8637 (10%)

Intel Core i7-4800MQ 8629 (10%)

Intel Xeon Silver 4112 8611 (10%)

Intel Xeon E5-2620 v2 8600 (10%)