i5-1155G7 vs Atom C3508

Place in the ranking	2382	1054
Place by popularity	not in top-100	not in top-100
Market segment	Server	Laptop
Series	Intel Atom	Tiger Lake
Power efficiency	9.47	21.44
Architecture codename	Goldmont (2016−2017)	Tiger Lake-UP3 (2020−2021)
Release date	15 August 2017 (7 years ago)	31 May 2021 (3 years ago)

Detailed specifications

Atom C3508 and Core i5-1155G7 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	4	8
Base clock speed	1.6 GHz	2.5 GHz
Boost clock speed	1.6 GHz	4.5 GHz
Bus rate	no data	4 GT/s
Multiplier	16	no data
L1 cache	224 KB	96K (per core)
L2 cache	8 MB	1.25 MB (per core)
L3 cache	8 MB	8 MB (shared)
Chip lithography	14 nm	10 nm SuperFin
Maximum core temperature	90 °C	100 °C
Maximum case temperature (TCase)	no data	72 °C
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Atom C3508 and Core i5-1155G7 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	FCBGA1310	FCBGA1449
Power consumption (TDP)	11.5 Watt	28 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom C3508 and Core i5-1155G7. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
FMA	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	+
QuickAssist	+	no data
Speed Shift	no data	+
Turbo Boost Technology	-	2.0
Hyper-Threading Technology	-	+
TSX	-	+
Idle States	no data	+
Thermal Monitoring	-	+
Deep Learning Boost	-	+

Security technologies

Atom C3508 and Core i5-1155G7 technologies aimed at improving security, for example, by protecting against hacks.

TXT	no data	+
EDB	+	no data
Secure Boot	+	no data
Secure Key	+	no data
SGX	-	-
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Atom C3508 and Core i5-1155G7 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom C3508 and Core i5-1155G7. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4: 1866	DDR4
Maximum memory size	256 GB	64 GB
Max memory channels	2	2
Maximum memory bandwidth	29.871 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	no data	Intel® Iris® Xe Graphics eligible
Quick Sync Video	-	+
Clear Video HD	no data	+
Graphics max frequency	no data	1.35 GHz
Execution Units	no data	80

Graphics interfaces

Available interfaces and connections of Atom C3508 and Core i5-1155G7 integrated GPUs.

Number of displays supported

no data

Graphics image quality

Maximum display resolutions supported by Atom C3508 and Core i5-1155G7 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 Atom C3508 and Core i5-1155G7 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 Atom C3508 and Core i5-1155G7.

PCIe version	3	4.0
PCI Express lanes	8	16
USB revision	3	no data
Total number of SATA ports	8	no data
Max number of SATA 6 Gb/s Ports	8	no data
Number of USB ports	8	no data
Integrated LAN	4x2.5/1 GBE	no data

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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.

Atom C3508 1.13

i5-1155G7 6.37
+464%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Atom C3508 1796

i5-1155G7 10086
+462%

Gaming performance

Pros & cons summary

Performance score	1.13	6.37
Recency	15 August 2017	31 May 2021
Threads	4	8
Chip lithography	14 nm	10 nm
Power consumption (TDP)	11 Watt	28 Watt

Atom C3508 has 154.5% lower power consumption.

i5-1155G7, on the other hand, has a 463.7% higher aggregate performance score, an age advantage of 3 years, 100% more threads, and a 40% more advanced lithography process.

The Core i5-1155G7 is our recommended choice as it beats the Atom C3508 in performance tests.

Be aware that Atom C3508 is a server/workstation processor while Core i5-1155G7 is a notebook one.

Should you still have questions on choice between Atom C3508 and Core i5-1155G7, ask them in Comments section, and we shall answer.