Core i7-7820HQ vs Core i7-4771

General info

Comparing Core i7-4771 and Core i7-7820HQ processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1201	1199
Place by popularity	not in top-100	not in top-100
Value for money	0.54	no data
Market segment	Desktop processor	Laptop
Series	no data	Intel Core i7
Architecture codename	Haswell (2013−2015)	Kaby Lake-H (2017)
Release date	1 September 2013 (10 years ago)	3 January 2017 (7 years ago)
Launch price (MSRP)	$450	$378
Current price	$521 (1.2x MSRP)	$1440 (3.8x MSRP)

Value for money

Performance per price, higher is better.

Technical specs

Core i7-4771 and Core i7-7820HQ 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)	4 (Quad-Core)
Threads	8	8
Base clock speed	3.5 GHz	2.9 GHz
Boost clock speed	3.9 GHz	3.9 GHz
L1 cache	64 KB (per core)	64K (per core)
L2 cache	256 KB (per core)	256K (per core)
L3 cache	8 MB (shared)	8 MB (shared)
Chip lithography	22 nm	14 nm
Die size	177 mm2	126 mm2
Maximum core temperature	72 °C	100 °C
Maximum case temperature (TCase)	72 °C	no data
Number of transistors	1,400 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No

Compatibility

Information on Core i7-4771 and Core i7-7820HQ 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	FCBGA1440
Power consumption (TDP)	84 Watt	45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-4771 and Core i7-7820HQ. 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	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
My WiFi	+	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	-	+
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	no data	+
SIPP	+	+
Smart Response	no data	+
FDI	+	no data
Status	Discontinued	Discontinued

Security technologies

Core i7-4771 and Core i7-7820HQ technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	+
MPX	no data	+
Identity Protection	+	+
SGX	no data	Yes with Intel® ME
OS Guard	+	+
Anti-Theft	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-4771 and Core i7-7820HQ are enumerated here.

AMD-V	no data	+
VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-4771 and Core i7-7820HQ. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4
Maximum memory size	32 GB	64 GB
Max memory channels	2	2
Maximum memory bandwidth	25.6 GB/s	37.5 GB/s
ECC memory support	-	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel HD Graphics 4600	Intel HD Graphics 630
Max video memory	2 GB	64 GB
Quick Sync Video	+	+
Clear Video	no data	+
Clear Video HD	+	+
Graphics max frequency	1.2 GHz	1.1 GHz
InTru 3D	+	+

Graphics interfaces

Available interfaces and connections of Core i7-4771 and Core i7-7820HQ integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Core i7-4771 and Core i7-7820HQ integrated GPUs, including resolutions over different interfaces.

4K resolution support	no data	+
Max resolution over HDMI 1.4	4096x2304@24Hz	4096x2304@30Hz
Max resolution over eDP	3840x2160@60Hz	4096x2304@60Hz
Max resolution over DisplayPort	3840x2160@60Hz	4096x2304@60Hz
Max resolution over VGA	1920x1200@60Hz	N/A

Graphics API support

APIs supported by Core i7-4771 and Core i7-7820HQ integrated GPUs, sometimes API versions are included.

DirectX	11.2/12	12
OpenGL	4.3	4.5

Peripherals

Specifications and connection of peripherals supported by Core i7-4771 and Core i7-7820HQ.

PCIe version	Up to 3.0	3.0
PCI Express lanes	16	16

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Advantages and disadvantages

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Performance score	4.62	4.63
Integrated graphics card	1.83	3.09
Recency	1 September 2013	3 January 2017
Cost	$450	$378
Chip lithography	22 nm	14 nm
Power consumption (TDP)	84 Watt	45 Watt

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Should you still have questions on choice between Core i7-4771 and Core i7-7820HQ, ask them in Comments section, and we shall answer.

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