Core i7-2637M vs Core 2 Extreme QX9770

VS

Aggregate performance score

Core 2 Extreme QX9770
2008
4 cores / 4 threads, 136 Watt
2.90
+146%
Core i7-2637M
2011
2 cores / 4 threads, 17 Watt
1.18

Core 2 Extreme QX9770 outperforms Core i7-2637M by a whopping 146% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Extreme QX9770 and Core i7-2637M processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking16662370
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Seriesno dataIntel Core i7
Power efficiency2.026.57
Architecture codenameYorkfield (2007−2009)Sandy Bridge (2011−2013)
Release dateMarch 2008 (16 years ago)3 January 2011 (13 years ago)
Launch price (MSRP)no data$289

Detailed specifications

Core 2 Extreme QX9770 and Core i7-2637M 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)2 (Dual-core)
Threads44
Base clock speed3.2 GHz1.7 GHz
Boost clock speed3.2 GHz2.8 GHz
Bus typeno dataDMI 2.0
Bus rate1600 MHz4 × 5 GT/s
Multiplierno data17
L1 cache64K (per core)128 KB
L2 cache12 MB (shared)512 KB
L3 cache0 KB4 MB
Chip lithography45 nm32 nm
Die size2x 107 mm2149 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)55 °Cno data
Number of transistors820 million624 Million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-
VID voltage range0.85V-1.3625Vno data

Compatibility

Information on Core 2 Extreme QX9770 and Core i7-2637M 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 (Uniprocessor)
SocketLGA775FCBGA1023
Power consumption (TDP)136 Watt17 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Extreme QX9770 and Core i7-2637M. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® AVX
AES-NI-+
FMA-+
AVX-+
vProno data+
Enhanced SpeedStep (EIST)++
My WiFino data+
Turbo Boost Technology-+
Hyper-Threading Technology-+
Idle States++
Thermal Monitoring++
Flex Memory Accessno data+
Demand Based Switching--
FDIno data+
Fast Memory Accessno data+
FSB parity-no data

Security technologies

Core 2 Extreme QX9770 and Core i7-2637M technologies aimed at improving security, for example, by protecting against hacks.

TXT-+
EDB++
Identity Protection-+
Anti-Theftno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Extreme QX9770 and Core i7-2637M 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 QX9770 and Core i7-2637M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3DDR3-1066, DDR3-1333
Maximum memory sizeno data8.01 GB
Max memory channelsno data2
Maximum memory bandwidthno data21.335 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel HD Graphics 3000
Quick Sync Video-+
Clear Video HDno data+
Graphics max frequencyno data1.2 GHz
InTru 3Dno data+

Graphics interfaces

Available interfaces and connections of Core 2 Extreme QX9770 and Core i7-2637M integrated GPUs.

Number of displays supportedno data2
eDPno data+
DisplayPort-+
HDMI-+
SDVOno data+
CRTno data+

Peripherals

Specifications and connection of peripherals supported by Core 2 Extreme QX9770 and Core i7-2637M.

PCIe versionno data2.0
PCI Express lanesno data16

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.

Core 2 Extreme QX9770 2.90
+146%
i7-2637M 1.18

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.

Core 2 Extreme QX9770 4611
+147%
i7-2637M 1868

Gaming performance

Pros & cons summary


Performance score 2.90 1.18
Physical cores 4 2
Chip lithography 45 nm 32 nm
Power consumption (TDP) 136 Watt 17 Watt

Core 2 Extreme QX9770 has a 145.8% higher aggregate performance score, and 100% more physical cores.

i7-2637M, on the other hand, has a 40.6% more advanced lithography process, and 700% lower power consumption.

The Core 2 Extreme QX9770 is our recommended choice as it beats the Core i7-2637M in performance tests.

Note that Core 2 Extreme QX9770 is a desktop processor while Core i7-2637M is a notebook one.


Should you still have questions on choice between Core 2 Extreme QX9770 and Core i7-2637M, ask them in Comments section, and we shall answer.

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Intel Core 2 Extreme QX9770
Core 2 Extreme QX9770
Intel Core i7-2637M
Core i7-2637M

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Community ratings

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Questions & comments

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