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Intel Core i7-4790K

vs

Intel Core i7-5775C

CPU Comparison Result

Below are the results of a comparison of Intel Core i7-4790K and Intel Core i7-5775C processors based on key performance characteristics, as well as power consumption and much more.

Advantages

Intel Core i7-4790K

Higher Max Turbo Frequency: up to 4.4 GHz (up to 4.4 GHz vs 3.70 GHz)
Larger L3 Cache: 8 MB (shared) (8 MB (shared) vs 6 MB)
Newer PCI Express Version: Gen 3, 16 Lanes (CPU only) (Gen 3, 16 Lanes (CPU only) vs 3.0)

Intel Core i7-5775C

Higher Technology: 14 nm (22 nm vs 14 nm)
Newer Launch Date: May 2015 (May 2014 vs May 2015)

Basic

Intel

Label Name

Intel

May 2014

Launch Date

May 2015

Desktop

Platform

Desktop

Core i7-4790K

Model Name

i7-5775C

Haswell

Code Name

Broadwell

Core i7 (Haswell)

Generation

CPU Specifications

Total Cores

Cores is a hardware term that describes the number of independent central processing units in a single computing component (die or chip).

Total Threads

4 GHz

Basic Frequency

3.30 GHz

Intel Virtualization Technology (VT-x)

Yes

Intel Virtualization Technology for Directed I/O (VT-d)

Yes

up to 4.4 GHz

Max Turbo Frequency

3.70 GHz

Enhanced Intel SpeedStep Technology

Yes

Intel Hyper-Threading Technology

Yes

Intel Turbo Boost Technology

2.0

Intel Turbo Boost Technology 2.0 Frequency

3.70 GHz

64 KB (per core)

L1 Cache

256 KB (per core)

L2 Cache

8 MB (shared)

L3 Cache

6 MB

100 MHz

Bus Frequency

Cache

6 MB

Intel Socket 1150

CPU Socket

The socket is the component that provides the mechanical and electrical connections between the processor and motherboard.

FCLGA1150

40.0x

Multiplier

Yes

Multiplier Unlocked

Intel AES New Instructions

Yes

22 nm

Technology

Lithography refers to the semiconductor technology used to manufacture an integrated circuit, and is reported in nanometer (nm), indicative of the size of features built on the semiconductor.

14 nm

88 W

TDP

65 W

Gen 3, 16 Lanes (CPU only)

PCI Express Version

PCI Express Revision is the supported version of the PCI Express standard. Peripheral Component Interconnect Express (or PCIe) is a high-speed serial computer expansion bus standard for attaching hardware devices to a computer. The different PCI Express versions support different data rates.

3.0

Max Number of PCI Express Lanes

A PCI Express (PCIe) lane consists of two differential signaling pairs, one for receiving data, one for transmitting data, and is the basic unit of the PCIe bus. Max # of PCI Express Lanes is the total number of supported lanes.

Instruction Set

An instruction set architecture (ISA) defines the instructions a processor can execute. Common architectures include x86-64, ARM and RISC-V. The ISA determines software compatibility, while optional instruction extensions add specialized capabilities.

64-bit

Intel 64

Yes

Intel VT-x with Extended Page Tables (EPT)

Yes

PCI Express Configurations

PCI Express (PCIe) Configurations describe the available PCIe lane configurations that can be used to link to PCIe devices.

Up to 1x16 | 2x8 | 1x8+2x4

1,400 million

Transistor Count

Memory Specifications

DDR3

Memory Type

DDR3L-1333/1600 @ 1.5V

Max Memory Size

Max memory size refers to the maximum memory capacity supported by the processor.

32 GB

Dual-channel

Memory Channels

The number of memory channels refers to the bandwidth operation for real world application.

Bus Speed

5 GT/s

Max Memory Bandwidth

Max Memory bandwidth is the maximum rate at which data can be read from or stored into a semiconductor memory by the processor (in GB/s).

25.6 GB/s

ECC Memory Support

ECC Memory Supported indicates processor support for Error-Correcting Code memory. ECC memory is a type of system memory that can detect and correct common kinds of internal data corruption. Note that ECC memory support requires both processor and chipset support.

GPU Specifications

GPU Name

Intel® Iris® Pro Graphics 6200

Intel HD 4600

Integrated Graphics Model

An integrated GPU refers to the graphics core that is integrated into the CPU processor. Leveraging the processor's powerful computational capabilities and intelligent power efficiency management, it delivers outstanding graphics performance and a smooth application experience at a lower power consumption.

Graphics Base Frequency

Graphics Base frequency refers to the rated/guaranteed graphics render clock frequency in MHz.

300 MHz

Graphics Frequency

1.15 GHz

Graphics Video Max Memory

32 GB

DirectX Support

DirectX* Support indicates support for a specific version of Microsoft’s collection of APIs (Application Programming Interfaces) for handling multimedia compute tasks.

11.2

Max Resolution (DP)

Max Resolution (DP) is the maximum resolution supported by the processor via the DP interface (24bits per pixel & 60Hz). System or device display resolution is dependent on multiple system design factors; actual resolution may be lower on your system.

3840x2160@60Hz

Max Resolution (eDP - Integrated Flat Panel)

Max Resolution (Integrated Flat Panel) is the maximum resolution supported by the processor for a device with an integrated flat panel (24bits per pixel & 60Hz). System or device display resolution is dependent on multiple system design factors; actual resolution may be lower on your device.

3840x2160@60Hz

Max Resolution (HDMI)

Max Resolution (HDMI) is the maximum resolution supported by the processor via the HDMI interface (24bits per pixel & 60Hz). System or device display resolution is dependent on multiple system design factors; actual resolution may be lower on your system.

4096x2304@24Hz

Max Resolution (VGA)

1920x1200@60Hz

Number of Displays Supported

Graphics Output

Graphics Output defines the interfaces available to communicate with display devices.

eDP/DP/HDMI/DVI/VGA

Intel Clear Video HD Technology

Yes

Intel Clear Video Technology

Yes

Intel InTru 3D Technology

Yes

OpenGL Support

OpenGL (Open Graphics Library) is a cross-language, multi-platform API (Application Programming Interface) for rendering 2D and 3D vector graphics.

4.3

Intel Quick Sync Video

Yes

Miscellaneous

Intel Standard Manageability (ISM)

Intel® SSE4.1 | Intel® SSE4.2 | Intel® AVX2

Execute Disable Bit

Execute Disable Bit is a hardware-based security feature that can reduce exposure to viruses and malicious-code attacks and prevent harmful software from executing and propagating on the server or network.

Yes

Intel OS Guard

Yes