i3-1120G4 vs i7-7820X

Primary details

Comparing Core i7-7820X and Core i3-1120G4 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	715	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	3.41	no data
Market segment	Desktop processor	Laptop
Series	Intel Core i7	Intel Tiger Lake
Power efficiency	7.31	no data
Architecture codename	Skylake (server) (2017−2018)	Tiger Lake-UP4 (2020)
Release date	26 June 2017 (7 years ago)	2 September 2020 (4 years ago)
Launch price (MSRP)	$599	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i7-7820X and Core i3-1120G4 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	8 (Octa-Core)	4 (Quad-Core)
Threads	16	8
Base clock speed	3.6 GHz	1.1 GHz
Boost clock speed	4.5 GHz	3.5 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	2 GT/s
Multiplier	36	no data
L1 cache	64 KB (per core)	96K (per core)
L2 cache	1 MB (per core)	1.25 MB (per core)
L3 cache	11 MB (shared)	8 MB (shared)
Chip lithography	14 nm	10 nm SuperFin
Maximum core temperature	99 °C	100 °C
Maximum case temperature (TCase)	72 °C	72 °C
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	+	-

Compatibility

Information on Core i7-7820X and Core i3-1120G4 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 (Uniprocessor)	1
Socket	FCLGA2066	FCBGA1598
Power consumption (TDP)	140 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-7820X and Core i3-1120G4. 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-512	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
FMA	-	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	+
Idle States	no data	+
Thermal Monitoring	-	+
Turbo Boost Max 3.0	+	no data
Deep Learning Boost	-	+

Security technologies

Core i7-7820X and Core i3-1120G4 technologies aimed at improving security, for example, by protecting against hacks.

TXT	no data	+
EDB	+	no data
SGX	no data	-
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-7820X and Core i3-1120G4 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-7820X and Core i3-1120G4. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR4
Maximum memory size	128 GB	32 GB
Max memory channels	4	2
Maximum memory bandwidth	85.33 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	N/A	Intel® UHD Graphics for 11th Gen Intel® Processors
Quick Sync Video	-	+
Clear Video HD	no data	+
Graphics max frequency	no data	1.1 GHz
Execution Units	no data	48

Graphics interfaces

Available interfaces and connections of Core i7-7820X and Core i3-1120G4 integrated GPUs.

Number of displays supported

no data

4

Graphics image quality

Maximum display resolutions supported by Core i7-7820X and Core i3-1120G4 integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	no data	4096x2304@60Hz
Max resolution over eDP	no data	4096x2304@60Hz
Max resolution over DisplayPort	no data	7680x4320@60Hz

Graphics API support

APIs supported by Core i7-7820X and Core i3-1120G4 integrated GPUs, sometimes API versions are included.

DirectX	no data	12.1
OpenGL	no data	4.6

Peripherals

Specifications and connection of peripherals supported by Core i7-7820X and Core i3-1120G4.

PCIe version	3.0	4.0
PCI Express lanes	28	16

Pros & cons summary

---

Recency	26 June 2017	2 September 2020
Physical cores	8	4
Threads	16	8
Chip lithography	14 nm	10 nm
Power consumption (TDP)	140 Watt	15 Watt

---

Should you still have questions on choice between Core i7-7820X and Core i3-1120G4, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

---