Core i7-4820K vs Core i7-4770R

General info

Comparing Core i7-4770R and Core i7-4820K processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1262	1275
Place by popularity	not in top-100	not in top-100
Value for money	0.98	1.23
Market segment	Desktop processor	Desktop processor
Architecture codename	Haswell (2013−2015)	Ivy Bridge-E (2013)
Release date	2 June 2013 (10 years old)	1 September 2013 (10 years old)
Launch price (MSRP)	no data	$399
Current price	$250	$194 (0.5x MSRP)

Value for money

Performance per price, higher is better.

i7-4820K has 26% better value for money than i7-4770R.

Technical specs

Core i7-4770R and Core i7-4820K 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	3.2 GHz	3.7 GHz
Boost clock speed	3.9 GHz	3.9 GHz
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	256 KB (per core)
L3 cache	6144 KB (shared)	10 MB (shared)
Chip lithography	22 nm	22 nm
Die size	177 mm2	257 mm2
Maximum core temperature	no data	67 °C
Maximum case temperature (TCase)	66 °C	no data
Number of transistors	1,400 million	1,860 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	Yes	Yes

Compatibility

Information on Core i7-4770R and Core i7-4820K 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	FCBGA1364	FCLGA2011
Power consumption (TDP)	65 Watt	130 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-4770R and Core i7-4820K. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.2, Intel® AVX
AES-NI	+	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	+
My WiFi	+	no data
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	-	no data
Idle States	+	+
Thermal Monitoring	+	+
SIPP	-	no data
Smart Response	no data	+
Demand Based Switching	no data	-
FDI	+	no data
Status	Discontinued	Discontinued

Security technologies

Core i7-4770R and Core i7-4820K technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-4770R and Core i7-4820K are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-4770R and Core i7-4820K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	32 GB	64 GB
Max memory channels	2	4
Maximum memory bandwidth	25.6 GB/s	59.7 GB/s
ECC memory support	-	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel Iris Pro Graphics 5200	no data
Max video memory	2 GB	no data
Quick Sync Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	1.3 GHz	no data
Execution Units	40	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i7-4770R and Core i7-4820K integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Core i7-4770R and Core i7-4820K integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	3840x2160@30Hz	no data
Max resolution over DisplayPort	3840x2160@60Hz	no data

Graphics API support

APIs supported by Core i7-4770R and Core i7-4820K integrated GPUs, sometimes API versions are included.

DirectX	11.2/12	no data
OpenGL	4.3	no data

Peripherals

Specifications and connection of peripherals supported by Core i7-4770R and Core i7-4820K.

PCIe version	3.0	3.0
PCI Express lanes	16	40

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.

Core i7-4770R outperforms Core i7-4820K by 1% based on our aggregated benchmark results.

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Advantages and disadvantages

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Performance score	4.28	4.22
Recency	2 June 2013	1 September 2013
Power consumption (TDP)	65 Watt	130 Watt

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Should you still have questions on choice between Core i7-4770R and Core i7-4820K, ask them in Comments section, and we shall answer.

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