Compare Intel® Products

Compare Intel® Products

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Essentials

Product Collection
Vertical Segment
Processor Number
Status
Launch Date
Expected Discontinuance
Lithography
Recommended Customer Price
Product Collection
Intel® Core™ i7-4790K Processor (8M Cache, up to 4.40 GHz)4th Generation Intel® Core™ i7 Processors Intel® Core™ i7-3820 Processor (10M Cache, up to 3.80 GHz)Intel® High End Desktop Processors
Vertical Segment
Intel® Core™ i7-4790K ProcessorDesktop Intel® Core™ i7-3820 ProcessorDesktop
Processor Number
Intel® Core™ i7-4790K Processori7-4790K Intel® Core™ i7-3820 Processori7-3820
Status
Intel® Core™ i7-4790K ProcessorEnd of Life Intel® Core™ i7-3820 ProcessorEnd of Life
Launch Date
Intel® Core™ i7-4790K ProcessorQ2'14 Intel® Core™ i7-3820 ProcessorQ1'12
Expected Discontinuance
Intel® Core™ i7-4790K Processor07/14/2017
Lithography
Intel® Core™ i7-4790K Processor22 nm Intel® Core™ i7-3820 Processor32 nm
Recommended Customer Price
Intel® Core™ i7-4790K Processor$339.00 - $350.00 Intel® Core™ i7-3820 Processor$294.00 - $305.00

Performance

# of Cores
# of Threads
Processor Base Frequency
Max Turbo Frequency
Cache
Bus Speed
TDP
VID Voltage Range
# of Cores
Intel® Core™ i7-4790K Processor4 Intel® Core™ i7-3820 Processor4
# of Threads
Intel® Core™ i7-4790K Processor8 Intel® Core™ i7-3820 Processor8
Processor Base Frequency
Intel® Core™ i7-4790K Processor4.00 GHz Intel® Core™ i7-3820 Processor3.60 GHz
Max Turbo Frequency
Intel® Core™ i7-4790K Processor4.40 GHz Intel® Core™ i7-3820 Processor3.80 GHz
Cache
Intel® Core™ i7-4790K Processor8 MB SmartCache Intel® Core™ i7-3820 Processor10 MB SmartCache
Bus Speed
Intel® Core™ i7-4790K Processor5 GT/s DMI2 Intel® Core™ i7-3820 Processor5 GT/s DMI2
TDP
Intel® Core™ i7-4790K Processor88 W Intel® Core™ i7-3820 Processor130 W
VID Voltage Range
Intel® Core™ i7-3820 Processor0.600V – 1.350V

Supplemental Information

Embedded Options Available
Conflict Free
Datasheet
Embedded Options Available
Intel® Core™ i7-4790K ProcessorNo Intel® Core™ i7-3820 ProcessorNo
Conflict Free
Intel® Core™ i7-4790K ProcessorYes
Datasheet
Intel® Core™ i7-4790K ProcessorView now Intel® Core™ i7-3820 ProcessorView now

Memory Specifications

Max Memory Size (dependent on memory type)
Memory Types
Max # of Memory Channels
Max Memory Bandwidth
ECC Memory Supported
Max Memory Size (dependent on memory type)
Intel® Core™ i7-4790K Processor32 GB Intel® Core™ i7-3820 Processor64.23 GB
Memory Types
Intel® Core™ i7-4790K ProcessorDDR3-1333/1600, DDR3L-1333/1600 @ 1.5V Intel® Core™ i7-3820 ProcessorDDR3 1066/1333/1600
Max # of Memory Channels
Intel® Core™ i7-4790K Processor2 Intel® Core™ i7-3820 Processor4
Max Memory Bandwidth
Intel® Core™ i7-4790K Processor25.6 GB/s Intel® Core™ i7-3820 Processor51.2 GB/s
ECC Memory Supported
Intel® Core™ i7-4790K ProcessorNo Intel® Core™ i7-3820 ProcessorNo

Graphics Specifications

Processor Graphics
Graphics Base Frequency
Graphics Max Dynamic Frequency
Graphics Video Max Memory
Graphics Output
Execution Units
Max Resolution (HDMI 1.4)‡
Max Resolution (DP)‡
Max Resolution (eDP - Integrated Flat Panel)‡
Max Resolution (VGA)‡
DirectX* Support
OpenGL* Support
Intel® Quick Sync Video
Intel® InTru™ 3D Technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® Clear Video HD Technology
# of Displays Supported
Device ID
Processor Graphics
Intel® Core™ i7-4790K ProcessorIntel® HD Graphics 4600
Graphics Base Frequency
Intel® Core™ i7-4790K Processor350.00 MHz
Graphics Max Dynamic Frequency
Intel® Core™ i7-4790K Processor1.25 GHz
Graphics Video Max Memory
Intel® Core™ i7-4790K Processor2 GB
Graphics Output
Intel® Core™ i7-4790K ProcessoreDP/DP/HDMI/DVI/VGA
Execution Units
Intel® Core™ i7-4790K Processor20
Max Resolution (HDMI 1.4)‡
Intel® Core™ i7-4790K Processor3840x2160@24Hz
Max Resolution (DP)‡
Intel® Core™ i7-4790K Processor3840x2160@60Hz
Max Resolution (eDP - Integrated Flat Panel)‡
Intel® Core™ i7-4790K Processor3840x2160@60Hz
Max Resolution (VGA)‡
Intel® Core™ i7-4790K Processor1920x1200@60Hz
DirectX* Support
Intel® Core™ i7-4790K Processor11.2/12
OpenGL* Support
Intel® Core™ i7-4790K Processor4.3
Intel® Quick Sync Video
Intel® Core™ i7-4790K ProcessorYes
Intel® InTru™ 3D Technology
Intel® Core™ i7-4790K ProcessorYes
Intel® Flexible Display Interface (Intel® FDI)
Intel® Core™ i7-4790K ProcessorYes
Intel® Clear Video HD Technology
Intel® Core™ i7-4790K ProcessorYes
# of Displays Supported
Intel® Core™ i7-4790K Processor3
Device ID
Intel® Core™ i7-4790K Processor0x412

Expansion Options

Scalability
PCI Express Revision
PCI Express Configurations
Max # of PCI Express Lanes
Scalability
Intel® Core™ i7-4790K Processor1S Only
PCI Express Revision
Intel® Core™ i7-4790K Processor3.0 Intel® Core™ i7-3820 Processor2.0
PCI Express Configurations
Intel® Core™ i7-4790K ProcessorUp to 1x16, 2x8, 1x8+2x4
Max # of PCI Express Lanes
Intel® Core™ i7-4790K Processor16 Intel® Core™ i7-3820 Processor40

Package Specifications

Sockets Supported
Max CPU Configuration
Thermal Solution Specification
TCASE
Package Size
Low Halogen Options Available
Sockets Supported
Intel® Core™ i7-4790K ProcessorFCLGA1150 Intel® Core™ i7-3820 ProcessorFCLGA2011
Max CPU Configuration
Intel® Core™ i7-4790K Processor1 Intel® Core™ i7-3820 Processor1
Thermal Solution Specification
Intel® Core™ i7-4790K ProcessorPCG 2013D
TCASE
Intel® Core™ i7-4790K Processor74.04°C Intel® Core™ i7-3820 Processor66.8°C
Package Size
Intel® Core™ i7-4790K Processor37.5mm x 37.5mm Intel® Core™ i7-3820 Processor52.5mm x 45.0mm
Low Halogen Options Available
Intel® Core™ i7-4790K ProcessorSee MDDS Intel® Core™ i7-3820 ProcessorSee MDDS

Advanced Technologies

Intel® Turbo Boost Technology
Intel® vPro Technology
Intel® Hyper-Threading Technology
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
Intel® TSX-NI
Intel® 64
Instruction Set
Instruction Set Extensions
Intel® My WiFi Technology
Idle States
Enhanced Intel SpeedStep® Technology
Thermal Monitoring Technologies
Intel® Identity Protection Technology
Intel® Stable Image Platform Program (SIPP)
Intel® Demand Based Switching
Intel® Smart Response Technology
Intel® Turbo Boost Technology
Intel® Core™ i7-4790K Processor2.0 Intel® Core™ i7-3820 Processor2.0
Intel® vPro Technology
Intel® Core™ i7-4790K ProcessorNo Intel® Core™ i7-3820 ProcessorNo
Intel® Hyper-Threading Technology
Intel® Core™ i7-4790K ProcessorYes Intel® Core™ i7-3820 ProcessorYes
Intel® Virtualization Technology (VT-x)
Intel® Core™ i7-4790K ProcessorYes Intel® Core™ i7-3820 ProcessorYes
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® Core™ i7-4790K ProcessorYes Intel® Core™ i7-3820 ProcessorYes
Intel® VT-x with Extended Page Tables (EPT)
Intel® Core™ i7-4790K ProcessorYes Intel® Core™ i7-3820 ProcessorYes
Intel® TSX-NI
Intel® Core™ i7-4790K ProcessorNo
Intel® 64
Intel® Core™ i7-4790K ProcessorYes Intel® Core™ i7-3820 ProcessorYes
Instruction Set
Intel® Core™ i7-4790K Processor64-bit Intel® Core™ i7-3820 Processor64-bit
Instruction Set Extensions
Intel® Core™ i7-4790K ProcessorSSE4.1/4.2, AVX 2.0 Intel® Core™ i7-3820 ProcessorSSE4.2, AVX, AES
Intel® My WiFi Technology
Intel® Core™ i7-4790K ProcessorYes
Idle States
Intel® Core™ i7-4790K ProcessorYes Intel® Core™ i7-3820 ProcessorYes
Enhanced Intel SpeedStep® Technology
Intel® Core™ i7-4790K ProcessorYes Intel® Core™ i7-3820 ProcessorYes
Thermal Monitoring Technologies
Intel® Core™ i7-4790K ProcessorYes Intel® Core™ i7-3820 ProcessorYes
Intel® Identity Protection Technology
Intel® Core™ i7-4790K ProcessorYes Intel® Core™ i7-3820 ProcessorYes
Intel® Stable Image Platform Program (SIPP)
Intel® Core™ i7-4790K ProcessorNo
Intel® Demand Based Switching
Intel® Core™ i7-3820 ProcessorNo
Intel® Smart Response Technology
Intel® Core™ i7-3820 ProcessorYes

Intel® Data Protection Technology

Intel® AES New Instructions
Secure Key
Intel® AES New Instructions
Intel® Core™ i7-4790K ProcessorYes Intel® Core™ i7-3820 ProcessorYes
Secure Key
Intel® Core™ i7-4790K ProcessorYes

Intel® Platform Protection Technology

OS Guard
Trusted Execution Technology
Execute Disable Bit
Anti-Theft Technology
OS Guard
Intel® Core™ i7-4790K ProcessorYes
Trusted Execution Technology
Intel® Core™ i7-4790K ProcessorNo Intel® Core™ i7-3820 ProcessorNo
Execute Disable Bit
Intel® Core™ i7-4790K ProcessorYes Intel® Core™ i7-3820 ProcessorYes
Anti-Theft Technology
Intel® Core™ i7-4790K ProcessorYes

All information provided is subject to change at any time, without notice. Intel may make changes to manufacturing life cycle, specifications, and product descriptions at any time, without notice. The information herein is provided "as-is" and Intel does not make any representations or warranties whatsoever regarding accuracy of the information, nor on the product features, availability, functionality, or compatibility of the products listed. Please contact system vendor for more information on specific products or systems.

"Intel classifications" consist of Export Control Classification Numbers (ECCN) and Harmonized Tariff Schedule (HTS) numbers. Any use made of Intel classifications are without recourse to Intel and shall not be construed as a representation or warranty regarding the proper ECCN or HTS. Your company may be the exporter of record, and as such, your company is responsible for determining the correct classification of any item at the time of export.

Refer to Datasheet for formal definitions of product properties and features.

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