Core i7-6785R vs Core 2 Extreme QX9300

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Primary details

Comparing processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2601not rated
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
SeriesCore 2 ExtremeIntel Core i7
Power efficiency0.96no data
DesignerIntelIntel
Manufacturerno dataIntel
Architecture codenamePenryn (2008−2011)Skylake (2015−2016)
Release dateAugust 2008 (17 years ago)22 April 2016 (9 years ago)
Launch price (MSRP)no data$370

Detailed specifications

Core 2 Extreme QX9300 and Core i7-6785R 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 cores4 (Quad-Core)4 (Quad-Core)
Threads48
Base clock speed2.53 GHz3.3 GHz
Boost clock speed2.53 GHz3.9 GHz
Bus typeno dataDMI 3.0
Bus rate1066 MHz4 × 8 GT/s
Multiplierno data33
L1 cache64 KB256 KB
L2 cache12 MB1 MB
L3 cache0 KB8 MB (shared)
Chip lithography45 nm14 nm
Die size2x 107 mm2no data
Maximum core temperature100 °Cno data
Maximum case temperature (TCase)no data71 °C
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-
VID voltage range1.05V-1.175Vno data

Compatibility

Information on Core 2 Extreme QX9300 and Core i7-6785R 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 configuration21 (Uniprocessor)
SocketPGA478FCBGA1440
Power consumption (TDP)45 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Extreme QX9300 and Core i7-6785R. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI-+
AVX-+
Enhanced SpeedStep (EIST)++
eDRAMno data128 MB
Turbo Boost Technology-2.0
Hyper-Threading Technology-+
TSX-+
Idle Statesno data+
Thermal Monitoring-+
Demand Based Switching-no data
AMT+no data
FSB parity-no data

Security technologies

Core 2 Extreme QX9300 and Core i7-6785R technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
MPX-+
Identity Protection-+
SGXno dataYes with Intel® ME
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Extreme QX9300 and Core i7-6785R are enumerated here.

VT-dno data+
VT-x++
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Extreme QX9300 and Core i7-6785R. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR4-1866/2133, DDR3L-1333/1600
Maximum memory sizeno data64 GB
Max memory channelsno data2
Maximum memory bandwidthno data34.134 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel Iris Pro Graphics 580
Max video memoryno data64 GB
Quick Sync Video-+
Clear Videono data+
Clear Video HDno data+
Graphics max frequencyno data1.15 GHz
InTru 3Dno data+

Graphics interfaces

Available interfaces and connections of Core 2 Extreme QX9300 and Core i7-6785R integrated GPUs.

Number of displays supportedno data3
eDPno data+
DisplayPort-+
HDMI-+
DVIno data+

Graphics image quality

Maximum display resolutions supported by Core 2 Extreme QX9300 and Core i7-6785R integrated GPUs, including resolutions over different interfaces.

4K resolution supportno data+
Max resolution over HDMI 1.4no data4096x2304@24Hz
Max resolution over eDPno data4096x2304@60Hz
Max resolution over DisplayPortno data4096x2304@60Hz
Max resolution over VGAno dataN/A

Graphics API support

APIs supported by Core 2 Extreme QX9300 and Core i7-6785R integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.5

Peripherals

Specifications and connection of peripherals supported by Core 2 Extreme QX9300 and Core i7-6785R.

PCIe versionno data3.0
PCI Express lanesno data16

Pros & cons summary


Threads 4 8
Chip lithography 45 nm 14 nm
Power consumption (TDP) 45 Watt 65 Watt

Core 2 Extreme QX9300 has 44.4% lower power consumption.

i7-6785R, on the other hand, has 100% more threads, and a 221.4% more advanced lithography process.

We couldn't decide between Intel Core 2 Extreme QX9300 and Intel Core i7-6785R. We've got no test results to judge.

Be aware that Core 2 Extreme QX9300 is a notebook processor while Core i7-6785R is a desktop one.

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Intel Core 2 Extreme QX9300
Core 2 Extreme QX9300
Intel Core i7-6785R
Core i7-6785R

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