Core i7-2820QM vs Core i7-8700

Primary details

Comparing Core i7-8700 and Core i7-2820QM processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	859	1603
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	12.60	no data
Market segment	Desktop processor	Laptop
Series	Intel Core i7	Intel Core i7
Architecture codename	Coffee Lake-S (2017−2018)	Sandy Bridge (2011−2013)
Release date	24 September 2017 (6 years ago)	3 January 2011 (13 years ago)
Launch price (MSRP)	$303	$568
Current price	$186 (0.6x MSRP)	$567 (1x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i7-8700 and Core i7-2820QM 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	6 (Hexa-Core)	4 (Quad-Core)
Threads	12	8
Base clock speed	3.2 GHz	2.3 GHz
Boost clock speed	4.6 GHz	3.4 GHz
Bus support	4 × 8 GT/s	4 × 5 GT/s
L1 cache	384 KB	256 KB
L2 cache	1.5 MB	1 MB
L3 cache	12288 KB	8 MB (shared)
Chip lithography	14 nm	32 nm
Die size	149 mm2	216 mm2
Maximum core temperature	100 °C	100 °C
Maximum case temperature (TCase)	72 °C	no data
Number of transistors	no data	1160 Million
64 bit support	+	+
Windows 11 compatibility	+	-
Unlocked multiplier	No	No

Compatibility

Information on Core i7-8700 and Core i7-2820QM 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	FCLGA1151	FCBGA1224,FCPGA988,PPGA988
Power consumption (TDP)	65 Watt	45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-8700 and Core i7-2820QM. You'll probably need this information if you require some particular technology.

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

Security technologies

Core i7-8700 and Core i7-2820QM technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-8700 and Core i7-2820QM are enumerated here.

AMD-V	+	+
VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-8700 and Core i7-2820QM. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3, DDR4	DDR3-1066, DDR3-1333, DDR3-1600
Maximum memory size	128 GB	32 GB
Max memory channels	2	2
Maximum memory bandwidth	41.6 GB/s	25.6 GB/s
ECC memory support	-	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel UHD Graphics 630	Intel HD Graphics 3000
Max video memory	64 GB	no data
Quick Sync Video	+	+
Clear Video	+	no data
Clear Video HD	+	+
Graphics max frequency	1.2 GHz	1.3 GHz
InTru 3D	+	+

Graphics interfaces

Available interfaces and connections of Core i7-8700 and Core i7-2820QM integrated GPUs.

Number of displays supported	3	2
eDP	no data	+
DisplayPort	no data	+
HDMI	no data	+
SDVO	no data	+
CRT	no data	+

Graphics image quality

Maximum display resolutions supported by Core i7-8700 and Core i7-2820QM integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096 x 2304@24Hz	no data
Max resolution over eDP	4096 x 2304@60Hz	no data
Max resolution over DisplayPort	4096 x 2304@60Hz	no data

Graphics API support

APIs supported by Core i7-8700 and Core i7-2820QM integrated GPUs, sometimes API versions are included.

DirectX	12	no data
OpenGL	4.5	no data

Peripherals

Specifications and connection of peripherals supported by Core i7-8700 and Core i7-2820QM.

PCIe version	3.0	2.0
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.

Core i7-8700 outperforms Core i7-2820QM by 193% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	8.31	2.84
Integrated graphics card	3.09	0.66
Recency	24 September 2017	3 January 2011
Physical cores	6	4
Threads	12	8
Cost	$303	$568
Chip lithography	14 nm	32 nm
Power consumption (TDP)	65 Watt	45 Watt

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Should you still have questions on choice between Core i7-8700 and Core i7-2820QM, ask them in Comments section, and we shall answer.

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