Core i7-11700T vs Core 2 Quad Q9450

Primary details

Comparing Core 2 Quad Q9450 and Core i7-11700T processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	2121	723
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.29	no data
Market segment	Desktop processor	Desktop processor
Architecture codename	Yorkfield (2007−2009)	Rocket Lake (2021)
Release date	March 2008 (16 years ago)	16 March 2021 (3 years ago)
Current price	$112	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core 2 Quad Q9450 and Core i7-11700T 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 cores	4 (Quad-Core)	8 (Octa-Core)
Threads	4	16
Base clock speed	2.66 GHz	1.4 GHz
Boost clock speed	2.67 GHz	4.6 GHz
L1 cache	64K (per core)	64K (per core)
L2 cache	12 MB (shared)	256K (per core)
L3 cache	0 KB	16 MB (shared)
Chip lithography	45 nm	14 nm
Die size	2x 107 mm2	no data
Maximum core temperature	71 °C	100 °C
Maximum case temperature (TCase)	71 °C	72 °C
Number of transistors	820 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	No
VID voltage range	0.85V-1.3625V	no data

Compatibility

Information on Core 2 Quad Q9450 and Core i7-11700T 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 configuration	1	1
Socket	LGA775	FCLGA1200
Power consumption (TDP)	95 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Quad Q9450 and Core i7-11700T. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI	-	+
AVX	no data	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	2.0
Hyper-Threading Technology	-	+
TSX	no data	+
Idle States	+	+
Thermal Monitoring	+	+
SIPP	no data	+
Demand Based Switching	-	no data
Turbo Boost Max 3.0	no data	+
FSB parity	+	no data
Status	Discontinued	Discontinued

Security technologies

Core 2 Quad Q9450 and Core i7-11700T technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	no data	+
Identity Protection	no data	+
SGX	no data	-
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Quad Q9450 and Core i7-11700T are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Quad Q9450 and Core i7-11700T. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR1, DDR2, DDR3	DDR4-3200
Maximum memory size	no data	128 GB
Max memory channels	no data	2
Maximum memory bandwidth	no data	50 GB/s
ECC memory support	no data	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	no data	Intel UHD Graphics 750
Max video memory	no data	64 GB
Quick Sync Video	no data	+
Clear Video	no data	+
Clear Video HD	no data	+
Graphics max frequency	no data	1.3 GHz
Execution Units	no data	32
InTru 3D	no data	+

Graphics interfaces

Available interfaces and connections of Core 2 Quad Q9450 and Core i7-11700T integrated GPUs.

Number of displays supported

no data

3

Graphics image quality

Maximum display resolutions supported by Core 2 Quad Q9450 and Core i7-11700T integrated GPUs, including resolutions over different interfaces.

4K resolution support	no data	+
Max resolution over HDMI 1.4	no data	4096x2160@60Hz
Max resolution over eDP	no data	5120 x 3200 @60Hz
Max resolution over DisplayPort	no data	5120 x 3200 @60Hz

Graphics API support

APIs supported by Core 2 Quad Q9450 and Core i7-11700T integrated GPUs, sometimes API versions are included.

DirectX	no data	12.1
OpenGL	no data	4.5

Peripherals

Specifications and connection of peripherals supported by Core 2 Quad Q9450 and Core i7-11700T.

PCIe version	no data	4.0
PCI Express lanes	no data	20

Synthetic benchmark performance

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

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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 i7-11700T outperforms Core 2 Quad Q9450 by 604% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	1.41	9.92
Physical cores	4	8
Threads	4	16
Chip lithography	45 nm	14 nm
Power consumption (TDP)	95 Watt	35 Watt

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Should you still have questions on choice between Core 2 Quad Q9450 and Core i7-11700T, ask them in Comments section, and we shall answer.

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