Core i3-1005G1 vs Core i7-7660U

#ad
Buy on Amazon
VS

Aggregated performance score

Core i7-7660U
2017
2 cores / 4 threads
2.65
Core i3-1005G1
2019
2 cores / 4 threads
3.23
+21.9%

Core i3-1005G1 outperforms Core i7-7660U by 22% based on our aggregated benchmark results.

General info

Comparing Core i7-7660U and Core i3-1005G1 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking16051491
Place by popularitynot in top-10073
Market segmentLaptopLaptop
SeriesIntel Core i7Intel Core i3
Architecture codenameKaby Lake (2016−2019)Ice Lake-U (2019−2020)
Release date3 January 2017 (7 years old)1 August 2019 (4 years old)
Launch price (MSRP)$415$281
Current price$992 (2.4x MSRP)$451 (1.6x MSRP)

Technical specs

Core i7-7660U and Core i3-1005G1 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores2 (Dual-core)2 (Dual-core)
Threads44
Base clock speed2.5 GHz1.2 GHz
Boost clock speed4 GHz3.4 GHz
L1 cache128 KB64K (per core)
L2 cache512 KB256K (per core)
L3 cache4 MB4 MB (shared)
Chip lithography14 nm10 nm
Maximum core temperature100 °C100 °C
Maximum case temperature (TCase)no data72 °C
64 bit support++
Windows 11 compatibility-+
Unlocked multiplierNoNo

Compatibility

Information on Core i7-7660U and Core i3-1005G1 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration11
SocketFCBGA1356FCBGA1526
Power consumption (TDP)15 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-7660U and Core i3-1005G1. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI++
FMAno data+
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
eDRAM64 MBno data
Speed Shift++
My WiFi+no data
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX+-
Idle States++
Thermal Monitoring++
Flex Memory Access+no data
SIPP+-
Smart Response+no data
StatusDiscontinuedDiscontinued

Security technologies

Core i7-7660U and Core i3-1005G1 technologies aimed at improving security, for example, by protecting against hacks.

TXT+-
EDB++
Secure Key++
MPX+no data
Identity Protection+no data
SGXYes with Intel® MEYes with Intel® ME
OS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-7660U and Core i3-1005G1 are enumerated here.

AMD-V+no data
VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-7660U and Core i3-1005G1. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR4, DDR4
Maximum memory size32 GB64 GB
Max memory channels22
Maximum memory bandwidth34.1 GB/s58.3 GB/s
ECC memory support--

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel Iris Plus Graphics 640Intel® UHD Graphics for 10th Gen Intel® Processors
Max video memory32 GBno data
Quick Sync Video++
Clear Video+no data
Clear Video HD+no data
Graphics max frequency1.1 GHz900 MHz
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i7-7660U and Core i3-1005G1 integrated GPUs.

Number of displays supported33
eDP++
DisplayPort++
HDMI++
DVI+no data

Graphics image quality

Maximum display resolutions supported by Core i7-7660U and Core i3-1005G1 integrated GPUs, including resolutions over different interfaces.

4K resolution support+no data
Max resolution over HDMI 1.44096x2304@30Hz4096 x 2304@60Hz
Max resolution over eDP4096x2304@60Hz5120 x 3200@60Hz
Max resolution over DisplayPort4096x2304@60Hz5120 x 3200@60Hz

Graphics API support

APIs supported by Core i7-7660U and Core i3-1005G1 integrated GPUs, sometimes API versions are included.

DirectX1212
OpenGL4.54.6

Peripherals

Specifications and connection of peripherals supported by Core i7-7660U and Core i3-1005G1.

PCIe version3.03.0
PCI Express lanes12no data

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

i7-7660U 2.65
i3-1005G1 3.23
+21.9%

Core i3-1005G1 outperforms Core i7-7660U by 22% based on our aggregated benchmark results.


Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Benchmark coverage: 68%

i7-7660U 4061
i3-1005G1 4948
+21.8%

Core i3-1005G1 outperforms Core i7-7660U by 22% in Passmark.

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Benchmark coverage: 42%

i7-7660U 1167
i3-1005G1 1283
+9.9%

Core i3-1005G1 outperforms Core i7-7660U by 10% in GeekBench 5 Single-Core.

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Benchmark coverage: 42%

i7-7660U 2333
i3-1005G1 2368
+1.5%

Core i3-1005G1 outperforms Core i7-7660U by 2% in GeekBench 5 Multi-Core.

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

Benchmark coverage: 20%

i7-7660U 6170
i3-1005G1 6573
+6.5%

Core i3-1005G1 outperforms Core i7-7660U by 7% in Cinebench 10 32-bit single-core.

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

Benchmark coverage: 19%

i7-7660U 13809
i3-1005G1 14323
+3.7%

Core i3-1005G1 outperforms Core i7-7660U by 4% in Cinebench 10 32-bit multi-core.

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

Benchmark coverage: 19%

i7-7660U 5227
i3-1005G1 5501
+5.3%

Core i3-1005G1 outperforms Core i7-7660U by 5% in 3DMark06 CPU.

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

Benchmark coverage: 18%

i7-7660U 12.9
+7.9%
i3-1005G1 13.92

Core i3-1005G1 outperforms Core i7-7660U by 8% in wPrime 32.

Cinebench 11.5 64-bit multi-core

Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.

Benchmark coverage: 17%

i7-7660U 4
i3-1005G1 5
+2.5%

Core i3-1005G1 outperforms Core i7-7660U by 2% in Cinebench 11.5 64-bit multi-core.

Cinebench 15 64-bit multi-core

Cinebench Release 15 Multi Core is a variant of Cinebench R15 which uses all the processor threads.

Benchmark coverage: 15%

i7-7660U 404
i3-1005G1 405
+0.4%

Cinebench 15 64-bit single-core

Cinebench R15 (standing for Release 15) is a benchmark made by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version (sometimes called Single-Thread) only uses a single processor thread to render a room full of reflective spheres and light sources.

Benchmark coverage: 15%

i7-7660U 159
+1%
i3-1005G1 157

Core i7-7660U outperforms Core i3-1005G1 by 1% in Cinebench 15 64-bit single-core.

Cinebench 11.5 64-bit single-core

Cinebench R11.5 is an old benchmark by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version loads a single thread with ray tracing to render a glossy room full of crystal spheres and light sources.

Benchmark coverage: 14%

i7-7660U 1.87
i3-1005G1 1.88
+0.5%

Core i3-1005G1 outperforms Core i7-7660U by 1% in Cinebench 11.5 64-bit single-core.

TrueCrypt AES

TrueCrypt is a discontinued piece of software that was widely used for on-the-fly-encryption of disk partitions, now superseded by VeraCrypt. It contains several embedded performance tests, one of them being TrueCrypt AES, which measures data encryption speed using AES algorithm. Result is encryption speed in gigabytes per second.

Benchmark coverage: 13%

i7-7660U 2.4
i3-1005G1 2.4

x264 encoding pass 1

x264 version 4.0 is a video encoding benchmark uses MPEG 4 x264 compression method to compress a sample HD (720p) video. Pass 1 is a faster variant that produces a constant bit rate output file. Its result is measured in frames per second, which means how many frames of the source video file were encoded per second.  

Benchmark coverage: 13%

i7-7660U 137
+1%
i3-1005G1 135

Core i7-7660U outperforms Core i3-1005G1 by 1% in x264 encoding pass 1.

x264 encoding pass 2

x264 Pass 2 is a slower variant of x264 video compression that produces a variable bit rate output file, which results in better quality since the higher bit rate is used when it is needed more. Benchmark result is still measured in frames per second.  

Benchmark coverage: 13%

i7-7660U 25
+0.3%
i3-1005G1 25

Geekbench 4.0 64-bit multi-core

Benchmark coverage: 2%

i7-7660U 8952
i3-1005G1 9847
+10%

Core i3-1005G1 outperforms Core i7-7660U by 10% in Geekbench 4.0 64-bit multi-core.

Geekbench 4.0 64-bit single-core

Benchmark coverage: 2%

i7-7660U 4603
i3-1005G1 5042
+9.5%

Core i3-1005G1 outperforms Core i7-7660U by 10% in Geekbench 4.0 64-bit single-core.

Gaming performance

Advantages and disadvantages


Performance score 2.65 3.23
Recency 3 January 2017 1 August 2019
Cost $415 $281
Chip lithography 14 nm 10 nm

The Core i3-1005G1 is our recommended choice as it beats the Core i7-7660U in performance tests.


Should you still have questions on choice between Core i7-7660U and Core i3-1005G1, ask them in Comments section, and we shall answer.

Vote

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Core i7-7660U
Core i7-7660U
Intel Core i3-1005G1
Core i3-1005G1

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

User Ratings

Here you can see how users rate the processors, as well as rate them yourself.


4.4 16 votes

Rate Core i7-7660U on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.3 3255 votes

Rate Core i3-1005G1 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions and comments

Here you can ask a question about Core i7-7660U or Core i3-1005G1, agree or disagree with our judgements, or report an error or mismatch.