General information |
|
|
Type |
CPU / Microprocessor |
Market segment |
Desktop |
Family |
Intel Core i7 |
Model number ? |
i7-4790K |
CPU part numbers |
-
CM8064601710501 is an OEM/tray microprocessor
-
BX80646I74790K is a boxed processor with fan/heatsink (English version)
-
BXC80646I74790K is a boxed processor with fan/heatsink (Chinese version)
-
BXF80646I74790K is a boxed processor without fan/heatsink
|
Frequency ? |
4000 MHz |
Turbo frequency |
4400 MHz |
Bus speed ? |
5 GT/s DMI |
Clock multiplier ? |
40 |
Package |
1150-land Flip-Chip Land Grid Array |
Socket |
Socket 1150 / H3 / LGA1150 |
Size |
1.48" x 1.48" / 3.75cm x 3.75cm |
Introduction date |
June 2, 2014 |
Price at introduction |
$339 (OEM)
$350 (box) |
|
S-spec numbers |
|
|
|
Production processors |
Part number |
SR219 |
BX80646I74790K |
+ |
BXC80646I74790K |
+ |
BXF80646I74790K |
+ |
CM8064601710501 |
+ |
|
|
Architecture / Microarchitecture |
|
|
Microarchitecture |
Haswell |
Processor core ? |
Devil's Canyon |
Core stepping ? |
C0 (SR219) |
Manufacturing process |
0.022 micron |
Data width |
64 bit |
The number of cores |
4 |
The number of threads |
8 |
Floating Point Unit |
Integrated |
Level 1 cache size ? |
4 x 32 KB instruction caches
4 x 32 KB data caches |
Level 2 cache size ? |
4 x 256 KB |
Level 3 cache size |
8 MB shared cache |
Physical memory |
32 GB |
Multiprocessing |
Uniprocessor |
Features |
-
MMX instructions
-
SSE / Streaming SIMD Extensions
-
SSE2 / Streaming SIMD Extensions 2
-
SSE3 / Streaming SIMD Extensions 3
-
SSSE3 / Supplemental Streaming SIMD Extensions 3
-
SSE4 / SSE4.1 + SSE4.2 / Streaming SIMD Extensions 4 ?
-
AES / Advanced Encryption Standard instructions
-
AVX / Advanced Vector Extensions
-
AVX2 / Advanced Vector Extensions 2.0
-
BMI / BMI1 + BMI2 / Bit Manipulation instructions
-
F16C / 16-bit Floating-Point conversion instructions
-
FMA3 / 3-operand Fused Multiply-Add instructions
-
EM64T / Extended Memory 64 technology / Intel 64 ?
-
NX / XD / Execute disable bit ?
-
HT / Hyper-Threading technology ?
-
VT-x / Virtualization technology ?
-
VT-d / Virtualization for directed I/O
-
TBT 2.0 / Turbo Boost technology 2.0 ?
-
TSX / Transactional Synchronization Extensions
|
Low power features |
Enhanced SpeedStep technology ? |
|
Integrated peripherals / components |
|
|
Integrated graphics |
-
GPU Type: HD 4600
Base frequency (MHz): 350
Maximum frequency (MHz): 1250
The number of supported displays: 3
|
Memory controller |
-
The number of controllers: 1
Memory channels: 2
Supported memory: DDR3-1333, DDR3-1600
Maximum memory bandwidth (GB/s): 25.6
|
Other peripherals |
-
Direct Media Interface 2.0
-
PCI Express 3.0 interface
|
|
Electrical / Thermal parameters |
|
|
Maximum operating temperature ? |
72.72°C |
Thermal Design Power ? |
88 Watt |
|
Notes on Intel Core i7-4790K |
|
|
-
According to another source, the maximum Turbo Boost frequency is 4.1 GHz
-
The processor has unlocked clock multiplier
-
The processor has the following security, data protection and/or software features: Intel Secure Key, Identity Protection technology, OS Guard and Anti-Theft technology.
-
The CPU is compatible with DirectX 11.1, OpenGL 4.2 and OpenCL 1.2 APIs.
-
The graphics unit has the following software features enabled: Intel Quick Sync Video, Wireless Display, Insider, InTru 3D technology and Clear Video HD technology.
|