i7-5950HQ vs i7-4950HQ

Primary details

Comparing Core i7-4950HQ and Core i7-5950HQ processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1380	1227
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	0.45
Market segment	Laptop	Desktop processor
Series	Intel Core i7	Intel Core i7
Power efficiency	8.34	9.89
Architecture codename	Crystalwell (2013−2014)	Broadwell-H (2015)
Release date	2 June 2013 (11 years ago)	2 June 2015 (9 years ago)
Launch price (MSRP)	$657	$623

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i7-4950HQ and Core i7-5950HQ 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	2.4 GHz	2.9 GHz
Boost clock speed	3.6 GHz	3.8 GHz
Bus type	DMI 2.0	DMI 2.0
Bus rate	5 GT/s	5 GT/s
Multiplier	24	29
L1 cache	64K (per core)	64K (per core)
L2 cache	1 MB	1 MB
L3 cache	6 MB	6 MB (shared)
Chip lithography	22 nm	14 nm
Die size	264 mm2	182 mm2
Maximum core temperature	100 °C	105 °C
Maximum case temperature (TCase)	100 °C	105 °C
Number of transistors	1,400 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	+	-

Compatibility

Information on Core i7-4950HQ and Core i7-5950HQ 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 (Uniprocessor)
Socket	FCBGA1364	FCBGA1364
Power consumption (TDP)	47 Watt	47 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-4950HQ and Core i7-5950HQ. 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	+	no data
Enhanced SpeedStep (EIST)	+	+
My WiFi	+	no data
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	-
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	no data	+
Smart Response	no data	+
FDI	+	+
Fast Memory Access	no data	+

Security technologies

Core i7-4950HQ and Core i7-5950HQ technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	+
Identity Protection	+	+
OS Guard	no data	+
Anti-Theft	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-4950HQ and Core i7-5950HQ are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-4950HQ and Core i7-5950HQ. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	32 GB	32 GB
Max memory channels	2	2
Maximum memory bandwidth	25.6 GB/s	25.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel Iris Pro Graphics 5200	Intel Iris Pro Graphics 6200
Max video memory	2 GB	32 GB
Quick Sync Video	+	+
Clear Video	no data	+
Clear Video HD	+	+
Graphics max frequency	1.3 GHz	1.15 GHz
InTru 3D	+	+

Graphics interfaces

Available interfaces and connections of Core i7-4950HQ and Core i7-5950HQ integrated GPUs.

Number of displays supported	3	3
eDP	+	+
DisplayPort	+	+
HDMI	+	+
VGA	+	+

Graphics image quality

Maximum display resolutions supported by Core i7-4950HQ and Core i7-5950HQ integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	3840x2160@30Hz	2560x1600@60Hz
Max resolution over DisplayPort	3840x2160@60Hz	4096x2304@60Hz
Max resolution over VGA	2880x1800@60Hz	no data

Graphics API support

APIs supported by Core i7-4950HQ and Core i7-5950HQ integrated GPUs, sometimes API versions are included.

DirectX	11.2/12	11.2/12
OpenGL	4.3	4.3

Peripherals

Specifications and connection of peripherals supported by Core i7-4950HQ and Core i7-5950HQ.

PCIe version	3	3.0
PCI Express lanes	16	16

Pros & cons summary

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Performance score	4.30	5.10
Integrated graphics card	3.07	3.95
Recency	2 June 2013	2 June 2015
Chip lithography	22 nm	14 nm

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Should you still have questions on choice between Core i7-4950HQ and Core i7-5950HQ, ask them in Comments section, and we shall answer.

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