Core i3-4005U vs Core 2 Extreme QX9650

#ad 
Buy on Amazon
Core 2 Extreme QX9650 Core 2 Extreme QX9770 Core 2 Extreme QX9775 Core 2 Quad Q8200 Core 2 Quad Q8300 Core 2 Quad Q8400 Core 2 Quad Q9300 Core 2 Quad Q9400 Core 2 Quad Q9450 Core 2 Quad Q9505 Core 2 Quad Q9550s Core 2 Quad Q9650
VS
#ad 
Buy on Amazon
Core i3-4000M Core i3-4005U Core i3-4010U Core i3-4030U Core i5-4200M Core i5-4200U Core i5-4210M Core i5-4210U Core i5-4300U Core i7-4510U Core i7-4700MQ Core i7-4720HQ

Contents

Core 2 Extreme QX9650 Core 2 Extreme QX9650
i3-4005U i3-4005U

Primary details

Comparing Core 2 Extreme QX9650 and Core i3-4005U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated2418
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Seriesno dataIntel Core i3
Power efficiencyno data6.63
Architecture codenameYorkfield (2007−2009)Haswell (2013−2015)
Release dateNovember 2007 (17 years ago)4 September 2013 (11 years ago)

Detailed specifications

Core 2 Extreme QX9650 and Core i3-4005U 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 GHz1.7 GHz
Boost clock speed3 GHz1.7 GHz
Bus rate1333 MHz5 GT/s
L1 cache64K (per core)64K (per core)
L2 cache12 MB (shared)256K (per core)
L3 cache0 KB3 MB (shared)
Chip lithography45 nm22 nm
Die size2x 107 mm2118 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)64 °Cno data
Number of transistors820 million1,400 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-
VID voltage range0.85V-1.3625Vno data

Compatibility

Information on Core 2 Extreme QX9650 and Core i3-4005U 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
SocketLGA775FCBGA1168
Power consumption (TDP)130 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Extreme QX9650 and Core i3-4005U. 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)++
Turbo Boost Technology--
Hyper-Threading Technology-+
Idle States++
Thermal Monitoring++
Smart Responseno data-
Demand Based Switching-no data
GPIOno data+
Smart Connectno data+
FDIno data-
AMTno data9.5
Matrix Storageno data-
FSB parity+no data
HD Audiono data+
RSTno data+

Security technologies

Core 2 Extreme QX9650 and Core i3-4005U technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Extreme QX9650 and Core i3-4005U are enumerated here.

AMD-V-+
VT-dno data+
VT-x++
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Extreme QX9650 and Core i3-4005U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3DDR3
Maximum memory sizeno data16 GB
Max memory channelsno data2
Maximum memory bandwidthno data25.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel HD Graphics 4400
Max video memoryno data2 GB
Quick Sync Video-+
Clear Video HDno data+
Graphics max frequencyno data950 MHz
InTru 3Dno data+

Graphics interfaces

Available interfaces and connections of Core 2 Extreme QX9650 and Core i3-4005U integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Core 2 Extreme QX9650 and Core i3-4005U integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data3200x2000@60Hz
Max resolution over DisplayPortno data3200x2000@60Hz
Max resolution over VGAno dataN/A

Graphics API support

APIs supported by Core 2 Extreme QX9650 and Core i3-4005U integrated GPUs, sometimes API versions are included.

DirectXno data11.2/12
OpenGLno data4.3

Peripherals

Specifications and connection of peripherals supported by Core 2 Extreme QX9650 and Core i3-4005U.

PCIe versionno data2.0
PCI Express lanesno data10
PCI supportno data-
USB revisionno data3.0
Total number of SATA portsno data2
Max number of SATA 6 Gb/s Portsno data2
Integrated IDEno data-
Number of USB portsno data4
Integrated LANno data-
UARTno data+

Pros & cons summary

Physical cores 4 2
Chip lithography 45 nm 22 nm
Power consumption (TDP) 130 Watt 15 Watt

Core 2 Extreme QX9650 has 100% more physical cores.

i3-4005U, on the other hand, has a 104.5% more advanced lithography process, and 766.7% lower power consumption.

We couldn't decide between Core 2 Extreme QX9650 and Core i3-4005U. We've got no test results to judge.

Note that Core 2 Extreme QX9650 is a desktop processor while Core i3-4005U is a notebook one.

Should you still have questions on choice between Core 2 Extreme QX9650 and Core i3-4005U, ask them in Comments section, and we shall answer.

Vote for your favorite

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

Intel Core 2 Extreme QX9650
Core 2 Extreme QX9650
Intel Core i3-4005U
Core i3-4005U
Like
Like

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.

Core 2 Extreme QX9650 Core 2 Extreme QX9650
vs
Athlon II X4 651K Athlon II X4 651K
i3-4005U Core i3 4005U
vs
A6-5200 A6 5200
Core 2 Extreme QX9650 Core 2 Extreme QX9650
vs
Phenom II X4 650T Phenom II X4 650T
i3-2100T Core i3 2100T
vs
Celeron J3160 Celeron J3160
Core 2 Quad Q8400 Core 2 Quad Q8400
vs
Pentium 4 HT 524 Pentium 4 HT 524
Core 2 Quad Q9300 Core 2 Quad Q9300
vs
Phenom II X4 965 BE (140W) Phenom II X4 965 BE (140W)
Core 2 Duo E6550 Core 2 Duo E6550
vs
Pentium G3420 Pentium G3420
i7-2670QM Core i7 2670QM
vs
Pentium 4405U Pentium 4405U
Athlon XP 2600+ Athlon XP 2600+
vs
Athlon XP 2500+ Athlon XP 2500+
i7-3520M Core i7 3520M
vs
Ryzen 3 PRO 4350G Ryzen 3 PRO 4350G
Atom D2500 Atom D2500
vs
i5-1235U Core i5 1235U
Core 2 Extreme QX9650 Core 2 Extreme QX9650
vs
i5-6350HQ Core i5 6350HQ
Celeron G1820 Celeron G1820
vs
Athlon II X2 255 Athlon II X2 255

Community ratings

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

4.1 115 votes

Rate Core 2 Extreme QX9650 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.3 682 votes

Rate Core i3-4005U on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core 2 Extreme QX9650 or Core i3-4005U, agree or disagree with our judgements, or report an error or mismatch.