Core i7-9700F vs Core 2 Quad Q8400s

Primary details

Comparing Core 2 Quad Q8400s and Core i7-9700F processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	902
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	8.71
Market segment	Desktop processor	Desktop processor
Series	no data	Intel Core i7
Power efficiency	no data	12.14
Architecture codename	Yorkfield (2007−2009)	Coffee Lake (2017−2019)
Release date	19 April 2009 (15 years ago)	23 April 2019 (5 years ago)
Launch price (MSRP)	no data	$323

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core 2 Quad Q8400s and Core i7-9700F 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	8
Base clock speed	2.66 GHz	3 GHz
Boost clock speed	0.67 GHz	4.7 GHz
Bus type	no data	DMI 3.0
Bus rate	1333 MHz	4 × 8 GT/s
Multiplier	no data	30
L1 cache	64 KB (per core)	512 KB
L2 cache	4 MB (shared)	2 MB
L3 cache	0 KB	12 MB (shared)
Chip lithography	45 nm	14 nm
Die size	2x 82 mm2	no data
Maximum core temperature	no data	100 °C
Maximum case temperature (TCase)	76 °C	72 °C
Number of transistors	456 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+
VID voltage range	0.85V-1.3625V	no data

Compatibility

Information on Core 2 Quad Q8400s and Core i7-9700F 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 (Uniprocessor)
Socket	FCLGA775,LGA775	FCLGA1151
Power consumption (TDP)	65 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Quad Q8400s and Core i7-9700F. 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
AES-NI	-	+
AVX	-	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	2.0
Hyper-Threading Technology	-	-
TSX	-	+
Idle States	+	+
Thermal Monitoring	+	+
SIPP	-	+
Demand Based Switching	-	no data

Security technologies

Core 2 Quad Q8400s and Core i7-9700F technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	+
EDB	+	+
Secure Key	no data	+
MPX	-	+
Identity Protection	-	+
SGX	no data	Yes with Intel® ME
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Quad Q8400s and Core i7-9700F are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Quad Q8400s and Core i7-9700F. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR1, DDR2, DDR3	DDR4-2666
Maximum memory size	no data	128 GB
Max memory channels	no data	2
Maximum memory bandwidth	no data	42.671 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

On certain motherboards (Chipset feature)

no data

Peripherals

Specifications and connection of peripherals supported by Core 2 Quad Q8400s and Core i7-9700F.

PCIe version	2.0	3.0
PCI Express lanes	no data	16

Pros & cons summary

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Recency	19 April 2009	23 April 2019
Physical cores	4	8
Threads	4	8
Chip lithography	45 nm	14 nm

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