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Intel Core i7-6660U Benchmark, Test and specs
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The Intel Core i7-6660U is a 2 core processor. It can handle 4 threads simultaneously and was introduced in Q1/2016. The Intel Core i7-6660U is based on the 6. generation of the Intel Core i7 series and requires a mainboard with the socket BGA 1356. The Intel Core i7-6660U scores 820 points with one CPU core in the Geekbench 5 benchmark. When using all CPU cores, the result is 1,896 points.
| Name: | Intel Core i7-6660U |
|---|---|
| Family: | Intel Core i7 (300) |
| CPU group: | Intel Core i 6000U (20) |
| Architecture: | Skylake U |
| Technology: | 14 nm |
| Segment: | Notebook |
| Generation: | 6 |
| Predecessor: | -- |
| Successor: | Intel Core i7-7660U |
CPU Cores and Base Frequency
The 2 CPU cores of the Intel Core i7-6660U clock with 2.40 GHz (3.40 GHz). The number of CPU cores and the clock frequency of the processor are largely responsible for the overall performance.
| CPU Cores / Threads: | 2 / 4 |
|---|---|
| Core architecture: | normal |
| Cores: | 2x |
| Hyperthreading / SMT: | Yes |
|---|---|
| Overclocking: | No |
| Frequency: | 2.40 GHz |
| Turbo Frequency (1 Core): | 3.40 GHz |
| Turbo Frequency (2 Cores): | -- |
Integrated graphics (iGPU)
With the Intel Iris Graphics 540, the Intel Core i7-6660U has an build in graphic solution. It has 48 SM processors, which have a total of 384 texture shaders. The iGPU not only enables games, but also significantly accelerates video playback.
| GPU name: | Intel Iris Graphics 540 |
|---|---|
| GPU frequency: | 0.30 GHz |
| GPU (Turbo): | 1.05 GHz |
| Compute units: | 48 |
| Shader: | 384 |
| Hardware Raytracing: | No |
| Release date: | Q3/2015 |
| Max. displays: | 3 |
|---|---|
| Generation: | 9 |
| Direct X: | 12 |
| Technology: | 14 nm |
| Max. GPU Memory: | 32 GB |
| Frame Generation: | No |
Hardware codec support
Processors that have an integrated graphics can play videos faster and more efficiently. This can have a positive effect on the battery life of notebooks, for example.
| h265 / HEVC (8 bit): | Decode / Encode |
|---|---|
| h265 / HEVC (10 bit): | No |
| h264: | Decode / Encode |
| VP8: | Decode / Encode |
| VP9: | No |
| AV1: | No |
|---|---|
| AVC: | Decode / Encode |
| VC-1: | Decode |
| JPEG: | Decode / Encode |
Memory & PCIeThe Intel Core i7-6660U supports up to 32 GB memory in up to 2 (Dual Channel) memory channels. This results in a maximum memory bandwidth of 34.1 GB/s. |
|
| Memory type: | Memory bandwidth: |
|---|---|
| LPDDR3-1866 DDR4-2133 | 29.9 GB/s 34.1 GB/s |
| Max. Memory: | 32 GB |
| Memory channels: | 2 (Dual Channel) |
| ECC: | No |
| PCIe: | 3.0 x 12 |
| PCIe Bandwidth: | 11.8 GB/s |
Thermal ManagementWith the TDP, the processor manufacturer specifies the cooling solution required for the processor. The Intel Core i7-6660U has a TDP of 15 W. |
|
|---|---|
| TDP (PL1 / PBP): | 15 W |
| TDP (PL2): | -- |
| TDP up: | -- |
| TDP down: | 9.5 W |
| Tjunction max.: | 100 °C |
Technical details
The Intel Core i7-6660U has a 4.00 MB large cache. The processor is manufactured in 14 nm. Modern production increases the efficiency of the processor.
| Technology: | 14 nm |
|---|---|
| Chip design: | Monolithic |
| Socket: | BGA 1356 |
| L2-Cache: | -- |
| L3-Cache: | 4.00 MB |
| AES-NI: | Yes |
| Operating systems: | Windows 10, 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: | Q1/2016 |
| Release price: | 415 $ |
| Part Number: | -- |
| Documents: | Technical data sheet |
2C 4T @ 2.40 GHz (3.40 GHz)
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Benchmark results
The benchmark results for the Intel Core i7-6660U 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 6 (Single-Core)
Geekbench 6 is a partial load benchmark for modern computers, notebooks and smartphones. In the single-core test, only the fastest CPU core is measured. The test run simulates the performance in practice.
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Intel Core i7-6870HQ
4C 8T @ 3.60 GHz |
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AMD Athlon Silver 7120U
2C 2T @ 3.50 GHz |
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Intel Core m7-6Y75
2C 4T @ 3.10 GHz |
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Intel Core i7-6660U
2C 4T @ 3.40 GHz |
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Intel Core i7-6650U
2C 4T @ 3.40 GHz |
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Intel Core i7-6600U
2C 4T @ 3.40 GHz |
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Intel Core i7-4810MQ
4C 8T @ 3.80 GHz |
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Geekbench 6 (Multi-Core)
The practical Geekbench 6 multi-core benchmark tests the system's performance under partial load. The processor's maximum power consumption is far from being used up.
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Intel Core i7-3615QM
4C 8T @ 2.30 GHz |
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Intel Core i5-4340M
2C 4T @ 3.50 GHz |
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Intel Core i5-6287U
2C 4T @ 3.30 GHz |
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Intel Core i7-6660U
2C 4T @ 2.40 GHz |
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Intel Core i7-5557U
2C 4T @ 3.40 GHz |
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Intel Core i3-8130U
2C 4T @ 2.80 GHz |
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Intel Core i7-3615QE
4C 8T @ 2.30 GHz |
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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.
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Intel Core i3-8100H
4C 4T @ 3.00 GHz |
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AMD Ryzen 5 3450U
4C 8T @ 3.50 GHz |
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Intel Pentium Gold 6500Y
2C 4T @ 3.40 GHz |
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Intel Core i7-6660U
2C 4T @ 3.40 GHz |
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Intel Core i7-6650U
2C 4T @ 3.40 GHz |
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Intel Core i7-6600U
2C 4T @ 3.40 GHz |
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AMD Ryzen 7 3750H
4C 8T @ 4.00 GHz |
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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.
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AMD Athlon 200GE
2C 4T @ 3.20 GHz |
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Intel Core i7-7600U
2C 4T @ 3.90 GHz |
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Intel Core i7-6567U
2C 4T @ 3.00 GHz |
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Intel Core i7-6660U
2C 4T @ 2.40 GHz |
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Intel Core i7-7560U
2C 4T @ 3.70 GHz |
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Intel Core i7-4600M
2C 4T @ 3.60 GHz |
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Intel Pentium J6426
4C 4T @ 2.00 GHz |
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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.
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Intel Core i5-1030G4
Intel Iris Plus Graphics G4 @ 1.05 GHz |
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Intel Core i5-1035G4
Intel Iris Plus Graphics G4 @ 1.05 GHz |
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Intel Core i7-6560U
Intel Iris Graphics 540 @ 1.05 GHz |
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Intel Core i7-6660U
Intel Iris Graphics 540 @ 1.05 GHz |
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Intel Core i5-5257U
Intel Iris Graphics 6100 @ 1.05 GHz |
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Intel Core i9-12900HX
Intel UHD Graphics 770 @ 1.55 GHz |
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Intel Core i9-12950HX
Intel UHD Graphics 770 @ 1.55 GHz |
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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.
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Intel Pentium N6415
4C 4T @ 2.20 GHz |
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Intel Core i7-2670QM
4C 8T @ 2.20 GHz |
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Intel Core i7-7600U
2C 4T @ 3.90 GHz |
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Intel Core i7-6660U
2C 4T @ 2.40 GHz |
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Intel Core i7-7560U
2C 4T @ 3.70 GHz |
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Intel Core i5-7300U
2C 4T @ 3.50 GHz |
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AMD Ryzen 3 2200U
2C 4T @ 2.50 GHz |
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Benchmarks
Geekbench 6 (SC)
1,833 entries
1,833 entries
Geekbench 6 (MC)
1,779 entries
1,779 entries
Geekbench 5 (SC)
2,506 entries
2,506 entries
Geekbench 5 (MC)
2,474 entries
2,474 entries
FP32 SP (iGPU)
2,128 entries
2,128 entries
3DMark Timespy (iGPU)
529 entries
529 entries
PassMark CPU-Mark
2,444 entries
2,444 entries
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