Intel Core i7-8665U Benchmark, Test and specs

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The Intel Core i7-8665U has 4 cores with 8 threads and is based on the 8. gen of the Intel Core i7 series. The processor uses a mainboard with the BGA 1356 socket and was released in Q2/2019. The Intel Core i7-8665U scores 1,127 points in the Geekbench 5 single-core benchmark. In the Geekbench 5 multi-core benchmark, the result is 3,314 points.
Intel Core i7-8665U

CPU lineage

The segment in which we have classified the Intel Core i7-8665U. Here you can see if it is a desktop processor or a mobile processor or which processor may be the successor of the Intel Core i7-8665U.

Name: Intel Core i7-8665U
Family: Intel Core i7 (293)
CPU group: Intel Core i 8000U (8)
Architecture: Whiskey Lake U
Segment: Mobile
Generation: 8
Predecessor: --
Successor: --

CPU Cores and Base Frequency

The Intel Core i7-8665U has 4 CPU cores and can calculate 8 threads in parallel. The clock frequency of the Intel Core i7-8665U is 1.90 GHz (4.80 GHz). The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.

CPU Cores / Threads: 4 / 8
Core architecture: normal
Cores: 4x
Hyperthreading / SMT: Yes
Overclocking: No
Frequency: 1.90 GHz
Turbo Frequency (1 Core): 4.80 GHz
Turbo Frequency (4 Cores): 2.80 GHz

Internal Graphics

The Intel Core i7-8665U has integrated graphics, called iGPU for short. Specifically, the Intel Core i7-8665U uses the Intel UHD Graphics 620, which has 192 texture shaders and 24 execution units. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

GPU name: Intel UHD Graphics 620
GPU frequency: 0.30 GHz
GPU (Turbo): 1.15 GHz
Compute units: 24
Shader: 192
Hardware Raytracing: No
Release date: Q3/2016
Max. displays: 3
Generation: 9.5
Direct X: 12
Technology: 14 nm
Max. GPU Memory: 16 GB
Frame Generation: No

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

h265 / HEVC (8 bit): Decode / Encode
h265 / HEVC (10 bit): Decode / Encode
h264: Decode / Encode
VP8: Decode / Encode
VP9: Decode / Encode
AV1: No
AVC: Decode / Encode
VC-1: Decode
JPEG: Decode / Encode

Memory & PCIe

The processor can use up to 64 GB memory in 2 (Dual Channel) memory channels. The maximum memory bandwidth is 38.4 GB/s. The memory type as well as the amount of memory can greatly affect the speed of the system.

Memory type: Memory bandwidth:
DDR4-2400
38.4 GB/s
Max. Memory: 64 GB
Memory channels: 2 (Dual Channel)
ECC: No
PCIe: 3.0 x 16
PCIe Bandwidth: 15.8 GB/s

Thermal Management

The thermal design power (TDP for short) of the processor is 15 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. The TDP usually gives a rough idea of the actual power consumption of the CPU.

TDP (PL1 / PBP): 15 W
TDP (PL2): --
TDP up: 25 W
TDP down: 10 W
Tjunction max.: 100 °C

Technical details

The Intel Core i7-8665U is made in 14 nm. The smaller the manufacturing process of a CPU, the more modern and energy-efficient it is. Overall, the processor has 8.00 MB cache. A large cache can greatly speed up the processor's speed in some cases such as games.

Technology: 14 nm
Chip design: Monolithic
Socket: BGA 1356
L2-Cache: --
L3-Cache: 8.00 MB
AES-NI: Yes
Operating systems: Windows 10, Windows 11, Linux
Virtualization: VT-x, VT-x EPT, VT-d
Instruction set (ISA): x86-64 (64 bit)
ISA extensions: SSE4.1, SSE4.2, AVX2
Release date: Q2/2019
Release price: 409 $
Part Number: --
Documents: Technical data sheet

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Benchmark results

Verified Benchmark results
The benchmark results for the Intel Core i7-8665U have been carefully checked by us. We only publish benchmark results that have been created by us or that have been submitted by a visitor and then checked by a team member. All results are based on and fullfill our benchmark guidelines.


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 Xeon E3-1230 v5 Intel Xeon E3-1230 v5
4C 8T @ 3.80 GHz
1128
Intel Xeon Platinum 8260Y Intel Xeon Platinum 8260Y
24C 48T @ 3.90 GHz
1128
Intel Xeon Platinum 8280L Intel Xeon Platinum 8280L
28C 56T @ 4.00 GHz
1128
Intel Core i7-8665U Intel Core i7-8665U
4C 8T @ 4.80 GHz
1127
Intel Xeon Gold 6246R Intel Xeon Gold 6246R
16C 32T @ 4.10 GHz
1127
Intel Core i9-9880H Intel Core i9-9880H
8C 16T @ 4.80 GHz
1127
Intel Core i3-1005G1 Intel Core i3-1005G1
2C 4T @ 3.40 GHz
1126

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 D-1713NTE Intel Xeon D-1713NTE
4C 8T @ 2.70 GHz
3322
Intel Core i7-4910MQ Intel Core i7-4910MQ
4C 8T @ 2.90 GHz
3317
Intel Core i7-4950HQ Intel Core i7-4950HQ
4C 8T @ 2.40 GHz
3317
Intel Core i7-8665U Intel Core i7-8665U
4C 8T @ 2.80 GHz
3314
Intel Core i7-3940XM Intel Core i7-3940XM
4C 8T @ 3.00 GHz
3310
Intel Core i7-4770S Intel Core i7-4770S
4C 8T @ 3.10 GHz
3310
Intel Core i7-6870HQ Intel Core i7-6870HQ
4C 8T @ 3.20 GHz
3299

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Xeon E3-1275 v5 Intel Xeon E3-1275 v5
4C 8T @ 4.00 GHz
1442
AMD Ryzen 7 4700U AMD Ryzen 7 4700U
8C 8T @ 4.10 GHz
1439
Intel Xeon Gold 6336Y Intel Xeon Gold 6336Y
24C 48T @ 3.60 GHz
1439
Intel Core i7-8665U Intel Core i7-8665U
4C 8T @ 4.80 GHz
1437
AMD Ryzen 5 5500U AMD Ryzen 5 5500U
6C 12T @ 4.00 GHz
1437
Intel Xeon E3-1245 v6 Intel Xeon E3-1245 v6
4C 8T @ 4.10 GHz
1434
Intel Core i5-10400F Intel Core i5-10400F
6C 12T @ 4.30 GHz
1433

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
AMD Ryzen Embedded V1807B AMD Ryzen Embedded V1807B
4C 8T @ 3.35 GHz
3753
Intel Core i7-7820EQ Intel Core i7-7820EQ
4C 8T @ 3.00 GHz
3741
Intel Core i7-4770 Intel Core i7-4770
4C 8T @ 3.60 GHz
3740
Intel Core i7-8665U Intel Core i7-8665U
4C 8T @ 2.80 GHz
3732
Intel Core i5-10310U Intel Core i5-10310U
4C 8T @ 1.70 GHz
3724
Intel Xeon E3-1220 v6 Intel Xeon E3-1220 v6
4C 4T @ 3.30 GHz
3721
Intel Core i5-7600 Intel Core i5-7600
4C 4T @ 3.90 GHz
3719

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 Intel Core i7-9700
8C 8T @ 4.70 GHz
465
Intel Core i7-9700F Intel Core i7-9700F
8C 8T @ 4.70 GHz
465
Intel Xeon E-2276M Intel Xeon E-2276M
6C 12T @ 4.70 GHz
465
Intel Core i7-8665U Intel Core i7-8665U
4C 8T @ 4.80 GHz
464
AMD Ryzen 3 PRO 4350GE AMD Ryzen 3 PRO 4350GE
4C 8T @ 4.00 GHz
464
AMD Ryzen 7 PRO 4750U AMD Ryzen 7 PRO 4750U
8C 16T @ 4.10 GHz
464
AMD Ryzen 5 3500 AMD Ryzen 5 3500
6C 6T @ 4.10 GHz
464

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 Intel Xeon E3-1230 v3
4C 8T @ 3.70 GHz
1555
Intel Core i5-1034G1 Intel Core i5-1034G1
4C 8T @ 3.30 GHz
1551
Intel Core i5-1035G1 Intel Core i5-1035G1
4C 8T @ 3.20 GHz
1545
Intel Core i7-8665U Intel Core i7-8665U
4C 8T @ 2.80 GHz
1536
Intel Core i7-10510U Intel Core i7-10510U
4C 8T @ 3.70 GHz
1523
Intel Core i7-1060G7 Intel Core i7-1060G7
4C 8T @ 2.60 GHz
1521
Intel Core i7-8565U Intel Core i7-8565U
4C 8T @ 2.40 GHz
1518

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 Intel Core i5-6600K
Intel HD Graphics 530 @ 1.15 GHz
442
Intel Core i7-6700 Intel Core i7-6700
Intel HD Graphics 530 @ 1.15 GHz
442
Intel Core i7-6700K Intel Core i7-6700K
Intel HD Graphics 530 @ 1.15 GHz
442
Intel Core i7-8665U Intel Core i7-8665U
Intel UHD Graphics 620 @ 1.15 GHz
442
Intel Core i5-10210U Intel Core i5-10210U
Intel UHD Graphics (Comet Lake) @ 1.10 GHz
441
AMD RX-416GD AMD RX-416GD
AMD Radeon R6 (Merlin Falcon) @ 0.58 GHz
440
Intel Core i7-4940MX Intel Core i7-4940MX
Intel HD Graphics 4600 @ 1.35 GHz
432

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 i7-4950HQ Intel Core i7-4950HQ
4C 8T @ 2.40 GHz
6314
Intel Core i5-10210U Intel Core i5-10210U
4C 8T @ 3.80 GHz
6312
Intel Core i7-4910MQ Intel Core i7-4910MQ
4C 8T @ 2.90 GHz
6277
Intel Core i7-8665U Intel Core i7-8665U
4C 8T @ 2.80 GHz
6275
Intel Core i5-8350U Intel Core i5-8350U
4C 8T @ 2.40 GHz
6255
Intel Core i5-8365U Intel Core i5-8365U
4C 8T @ 2.60 GHz
6254
Intel Core i3-10100TE Intel Core i3-10100TE
4C 8T @ 2.30 GHz
6244

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
AMD FX-9590 AMD FX-9590
8C 8T @ 4.70 GHz
1967
Intel Core i7-4940MX Intel Core i7-4940MX
4C 8T @ 3.10 GHz
1967
Intel Core i5-8400T Intel Core i5-8400T
6C 6T @ 1.70 GHz
1963
Intel Core i7-8665U Intel Core i7-8665U
4C 8T @ 1.90 GHz
1960
Intel Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.50 GHz
1958
AMD Ryzen 5 2400GE AMD Ryzen 5 2400GE
4C 8T @ 3.20 GHz
1957
Intel Core i7-1160G7 Intel Core i7-1160G7
4C 8T @ 2.10 GHz
1954

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 AMD Ryzen 3 3100
4C 8T @ 3.90 GHz
179
Intel Core i5-7600K Intel Core i5-7600K
4C 4T @ 4.20 GHz
179
Intel Core i7-8809G Intel Core i7-8809G
4C 8T @ 4.20 GHz
179
Intel Core i7-8665U Intel Core i7-8665U
4C 8T @ 4.80 GHz
178
Intel Xeon W-2223 Intel Xeon W-2223
4C 8T @ 3.90 GHz
178
AMD Ryzen 5 4600H AMD Ryzen 5 4600H
6C 12T @ 4.00 GHz
178
Intel Core i7-10710U Intel Core i7-10710U
6C 12T @ 4.70 GHz
178

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 Intel Xeon E5-2609 v3
6C 6T @ 1.90 GHz
606
AMD Ryzen 3 3200G AMD Ryzen 3 3200G
4C 4T @ 3.80 GHz
605
AMD Ryzen 3 PRO 3200G AMD Ryzen 3 PRO 3200G
4C 4T @ 3.80 GHz
605
Intel Core i7-8665U Intel Core i7-8665U
4C 8T @ 2.80 GHz
604
Intel Core i7-4750HQ Intel Core i7-4750HQ
4C 8T @ 2.80 GHz
604
Intel Xeon E3-1270 Intel Xeon E3-1270
4C 8T @ 3.60 GHz
603
AMD Ryzen 3 PRO 1300 AMD Ryzen 3 PRO 1300
4C 4T @ 3.60 GHz
602

Benchmarks





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