Core 2 Extreme QX9770 vs Core i7-6600U

VS

Aggregate performance score

Core i7-6600U
2015
2 cores / 4 threads, 15 Watt
2.16
Core 2 Extreme QX9770
2008
4 cores / 4 threads, 136 Watt
2.90
+34.3%

Core 2 Extreme QX9770 outperforms Core i7-6600U by a substantial 34% based on our aggregate benchmark results.

Primary details

Comparing Core i7-6600U and Core 2 Extreme QX9770 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking18621666
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
SeriesIntel Core i7no data
Power efficiency13.622.02
Architecture codenameSkylake (2015−2016)Yorkfield (2007−2009)
Release date1 September 2015 (9 years ago)March 2008 (16 years ago)
Launch price (MSRP)$393no data

Detailed specifications

Core i7-6600U and Core 2 Extreme QX9770 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)4 (Quad-Core)
Threads44
Base clock speed2.6 GHz3.2 GHz
Boost clock speed3.4 GHz3.2 GHz
Bus typeOPIno data
Bus rate4 GT/s1600 MHz
Multiplier26no data
L1 cache128 KB64K (per core)
L2 cache512 KB12 MB (shared)
L3 cache4 MB0 KB
Chip lithography14 nm45 nm
Die size98.57 mm22x 107 mm2
Maximum core temperature100 °Cno data
Maximum case temperature (TCase)no data55 °C
Number of transistors1750 Million820 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier-+
VID voltage rangeno data0.85V-1.3625V

Compatibility

Information on Core i7-6600U and Core 2 Extreme QX9770 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 configuration1 (Uniprocessor)1
SocketFCBGA1356LGA775
Power consumption (TDP)15 Watt136 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-6600U and Core 2 Extreme QX9770. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2no data
AES-NI+-
AVX+-
vPro+no data
Enhanced SpeedStep (EIST)++
My WiFi+no data
Turbo Boost Technology2.0-
Hyper-Threading Technology+-
TSX+-
Idle States++
Thermal Monitoring++
Flex Memory Access+no data
SIPP+-
Smart Response+no data
Demand Based Switchingno data-
FSB parityno data-

Security technologies

Core i7-6600U and Core 2 Extreme QX9770 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-6600U and Core 2 Extreme QX9770 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-6600U and Core 2 Extreme QX9770. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3, DDR4DDR1, DDR2, DDR3
Maximum memory size32 GBno data
Max memory channels2no data
Maximum memory bandwidth34.134 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics 520no data
Max video memory32 GBno data
Quick Sync Video+-
Clear Video+no data
Clear Video HD+no data
Graphics max frequency1.05 GHzno data
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i7-6600U and Core 2 Extreme QX9770 integrated GPUs.

Number of displays supported3no data
eDP+no data
DisplayPort+-
HDMI+-
DVI+no data

Graphics image quality

Maximum display resolutions supported by Core i7-6600U and Core 2 Extreme QX9770 integrated GPUs, including resolutions over different interfaces.

4K resolution support+no data
Max resolution over HDMI 1.44096x2304@24Hzno data
Max resolution over eDP4096x2304@60Hzno data
Max resolution over DisplayPort4096x2304@60Hzno data
Max resolution over VGAN/Ano data

Graphics API support

APIs supported by Core i7-6600U and Core 2 Extreme QX9770 integrated GPUs, sometimes API versions are included.

DirectX12no data
OpenGL4.5no data

Peripherals

Specifications and connection of peripherals supported by Core i7-6600U and Core 2 Extreme QX9770.

PCIe version3.0no data
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.

i7-6600U 2.16
Core 2 Extreme QX9770 2.90
+34.3%

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.

i7-6600U 3426
Core 2 Extreme QX9770 4611
+34.6%

Gaming performance

Pros & cons summary


Performance score 2.16 2.90
Physical cores 2 4
Chip lithography 14 nm 45 nm
Power consumption (TDP) 15 Watt 136 Watt

i7-6600U has a 221.4% more advanced lithography process, and 806.7% lower power consumption.

Core 2 Extreme QX9770, on the other hand, has a 34.3% higher aggregate performance score, and 100% more physical cores.

The Core 2 Extreme QX9770 is our recommended choice as it beats the Core i7-6600U in performance tests.

Be aware that Core i7-6600U is a notebook processor while Core 2 Extreme QX9770 is a desktop one.


Should you still have questions on choice between Core i7-6600U and Core 2 Extreme QX9770, ask them in Comments section, and we shall answer.

Vote for your favorite

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Intel Core i7-6600U
Core i7-6600U
Intel Core 2 Extreme QX9770
Core 2 Extreme QX9770

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Community ratings

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Questions & comments

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