Ultra 7 266V vs i7-4790K

Primary details

Comparing Core i7-4790K and Core Ultra 7 266V processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1221	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.97	no data
Market segment	Desktop processor	Laptop
Series	Core i7 (Desktop)	no data
Power efficiency	5.46	no data
Architecture codename	Devil's Canyon	Lunar Lake (2024)
Release date	June 2014 (10 years ago)	24 September 2024 (less than a year ago)
Launch price (MSRP)	$339	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i7-4790K and Core Ultra 7 266V 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	8	8
Base clock speed	4 GHz	2.2 GHz
Boost clock speed	4.4 GHz	5 GHz
Bus rate	5 GT/s	37 MHz
L1 cache	64K (per core)	192 KB (per core)
L2 cache	256K (per core)	2.5 MB (per core)
L3 cache	8 MB (shared)	12 MB (shared)
Chip lithography	22 nm	3 nm
Die size	177 mm2	no data
Maximum core temperature	no data	100 °C
Maximum case temperature (TCase)	72 °C	no data
Number of transistors	1,400 million	no data
64 bit support	+	+
Windows 11 compatibility	-	no data
Unlocked multiplier	+	-

Compatibility

Information on Core i7-4790K and Core Ultra 7 266V 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	FCLGA1150	FCBGA2833
Power consumption (TDP)	88 Watt	17 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-4790K and Core Ultra 7 266V. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
My WiFi	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	-
TSX	-	+
Idle States	+	no data
Thermal Monitoring	+	+
Turbo Boost Max 3.0	no data	+
FDI	+	no data
Deep Learning Boost	-	+
Supported AI Software Frameworks	-	OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN

Security technologies

Core i7-4790K and Core Ultra 7 266V technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-4790K and Core Ultra 7 266V are enumerated here.

AMD-V	+	-
VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-4790K and Core Ultra 7 266V. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR5
Maximum memory size	32 GB	16 GB
Max memory channels	2	2
Maximum memory bandwidth	25.6 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel HD Graphics 4600	Intel Arc Graphics 140V
Max video memory	2 GB	no data
Quick Sync Video	+	+
Clear Video HD	+	no data
Graphics max frequency	1.25 GHz	2 GHz
Execution Units	20	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i7-4790K and Core Ultra 7 266V integrated GPUs.

Number of displays supported	3	3
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
DVI	+	no data
VGA	+	no data

Graphics image quality

Maximum display resolutions supported by Core i7-4790K and Core Ultra 7 266V integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	3840x2160@24Hz	4096 x 2304 @ 60Hz (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI2.1 FRL)
Max resolution over eDP	3840x2160@60Hz	3840x2400 @ 120Hz
Max resolution over DisplayPort	3840x2160@60Hz	7680 x 4320 @ 60Hz
Max resolution over VGA	1920x1200@60Hz	no data

Graphics API support

APIs supported by Core i7-4790K and Core Ultra 7 266V integrated GPUs, sometimes API versions are included.

DirectX	11.2/12	12.2
OpenGL	4.3	4.6

Peripherals

Specifications and connection of peripherals supported by Core i7-4790K and Core Ultra 7 266V.

PCIe version	3.0	5.0
PCI Express lanes	16	4
PCI support	no data	5.0 and 4.0

Pros & cons summary

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Integrated graphics card	1.84	13.29
Recency	on June 2014	24 September 2024
Physical cores	4	8
Chip lithography	22 nm	3 nm
Power consumption (TDP)	88 Watt	17 Watt

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