i3-1115G4 vs Atom Z520

Primary details

Comparing Atom Z520 and Core i3-1115G4 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	1464
Place by popularity	not in top-100	55
Market segment	Laptop	Laptop
Series	Intel Atom	Intel Tiger Lake
Power efficiency	no data	12.87
Architecture codename	Silverthorne (2008−2010)	Tiger Lake-UP3 (2020−2021)
Release date	2 April 2008 (16 years ago)	2 September 2020 (4 years ago)
Launch price (MSRP)	$65	no data

Detailed specifications

Atom Z520 and Core i3-1115G4 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	1 (Single-Core)	2 (Dual-core)
Threads	2	4
Base clock speed	1.33 GHz	3 GHz
Boost clock speed	0.03 GHz	4.1 GHz
Bus type	FSB	no data
Bus rate	533.33 MT/s	4 GT/s
Multiplier	10	no data
L1 cache	56 KB	96K (per core)
L2 cache	512 KB	1.25 MB (per core)
L3 cache	0 KB	6 MB (shared)
Chip lithography	45 nm	10 nm SuperFin
Die size	24.18 mm2	no data
Maximum core temperature	90 °C	100 °C
Maximum case temperature (TCase)	no data	72 °C
Number of transistors	47 Million	no data
64 bit support	-	+
Windows 11 compatibility	-	+
VID voltage range	0.75-1.1V	no data

Compatibility

Information on Atom Z520 and Core i3-1115G4 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	PBGA441	FCBGA1449
Power consumption (TDP)	2 Watt	28 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom Z520 and Core i3-1115G4. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE2, Intel® SSE3, Intel® SSSE3	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
Hyper-Threading Technology	+	+
TSX	-	+
Idle States	+	+
Thermal Monitoring	+	+
Demand Based Switching	+	no data
FSB parity	-	no data
Deep Learning Boost	-	+

Security technologies

Atom Z520 and Core i3-1115G4 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Atom Z520 and Core i3-1115G4 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom Z520 and Core i3-1115G4. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	no data	DDR4
Maximum memory size	no data	64 GB
Max memory channels	no data	2

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	-	Intel® UHD Graphics for 11th Gen Intel® Processors
Quick Sync Video	-	+
Clear Video HD	-	+
Graphics max frequency	-	1.25 GHz
Execution Units	-	48

Graphics interfaces

Available interfaces and connections of Atom Z520 and Core i3-1115G4 integrated GPUs.

Number of displays supported

-

4

Graphics image quality

Maximum display resolutions supported by Atom Z520 and Core i3-1115G4 integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	-	4096x2304@60Hz
Max resolution over eDP	-	4096x2304@60Hz
Max resolution over DisplayPort	-	7680x4320@60Hz

Graphics API support

APIs supported by Atom Z520 and Core i3-1115G4 integrated GPUs, sometimes API versions are included.

DirectX	-	12.1
OpenGL	-	4.6

Peripherals

Specifications and connection of peripherals supported by Atom Z520 and Core i3-1115G4.

PCIe version	no data	4.0
PCI Express lanes	no data	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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Pros & cons summary

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Recency	2 April 2008	2 September 2020
Physical cores	1	2
Threads	2	4
Chip lithography	45 nm	10 nm
Power consumption (TDP)	2 Watt	28 Watt

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Should you still have questions on choice between Atom Z520 and Core i3-1115G4, ask them in Comments section, and we shall answer.

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