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Product Collection:4th Generation Intel® Core™ i7 Processors
Code Name:Products formerly Devil's Canyon
Vertical Segment:Desktop
Processor Number :i7-4790K
Marketing Status:Discontinued
Launch Date :Q2'14
Expected Discontinuance :07/14/2017
Lithography :22 nm
Total Cores :4
Total Threads: 8
Max Turbo Frequency :4.40 GHz
Intel® Turbo Boost Technology 2.0 Frequency‡ :4.40 GHz
Processor Base Frequency :4.00 GHz
Cache: 8 MB Intel® Smart Cache
Bus Speed :5 GT/s
TDP :88 W
Max Memory Size (dependent on memory type) :32 GB
Memory Types :DDR3-1333/1600, DDR3L-1333/1600 @ 1.5V
Max # of Memory Channels: 2
Max Memory Bandwidth: 25.6 GB/s
ECC Memory Supported ‡: No
Processor Graphics ‡: Intel® HD Graphics 4600
Graphics Base Frequency :350 MHz
Graphics Max Dynamic Frequency :1.25 GHz
Graphics Video Max Memory :2 GB
Graphics Output: eDP/DP/HDMI/DVI/VGA
Execution Units: 20
Max Resolution (HDMI)‡ :3840x2160@24Hz
Max Resolution (DP)‡ :3840x2160@60Hz
Max Resolution (eDP - Integrated Flat Panel)‡ :3840x2160@60Hz
Max Resolution (VGA)‡ :1920x1200@60Hz
DirectX* Support :11.2/12
OpenGL* Support: 4.3
Intel® Quick Sync Video :Yes
Intel® InTru™ 3D Technology :Yes
Intel® Flexible Display Interface (Intel® FDI) :Yes
Intel® Clear Video HD Technology :Yes
# of Displays Supported ‡:3
Device: ID0x412
Scalability:1S Only
PCI Express Revision :3.0
PCI Express Configurations ‡ :Up to 1x16, 2x8, 1x8+2x4
Max # of PCI Express Lanes :16
Sockets Supported :FCLGA1150
Max CPU Configuration:1
Thermal Solution Specification: PCG 2013D
TCASE :74.04°C
Package Size:37.5mm x 37.5mm
Intel® Turbo Boost Technology ‡ ::2.0
Intel® Hyper-Threading Technology ‡: :Yes
Intel® Transactional Synchronization Extensions: No
Intel® 64 ‡ :Yes
Instruction Set: 64-bit
Instruction Set Extensions Intel® :SSE4.1, Intel® SSE4.2, Intel® AVX2
Intel® My WiFi Technology :Yes
Idle States :Yes
Enhanced Intel SpeedStep® Technology :Yes
Thermal Monitoring Technologies :Yes
Intel® Identity Protection Technology ‡ :Yes