U300 vs i3-1005G1

Place in the ranking	1634	1193
Place by popularity	67	not in top-100
Market segment	Laptop	Laptop
Series	Intel Core i3	no data
Power efficiency	11.70	9.02
Architecture codename	Ice Lake (Client) (2019)	no data
Release date	1 August 2019 (5 years ago)	1 January 2023 (1 year ago)
Launch price (MSRP)	$281	no data

Detailed specifications

Core i3-1005G1 and U300 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	2 (Dual-core)	5 (Penta-Core)
Threads	4	6
Base clock speed	1.2 GHz	no data
Boost clock speed	3.4 GHz	4.4 GHz
Bus type	OPI	no data
Bus rate	4 × 4 GT/s	no data
Multiplier	12	no data
L1 cache	160 KB	no data
L2 cache	1 MB	no data
L3 cache	4 MB (shared)	8 MB Intel® Smart Cache
Chip lithography	10 nm	Intel 7 nm
Maximum core temperature	100 °C	100 °C
Maximum case temperature (TCase)	72 °C	no data
64 bit support	+	+
Windows 11 compatibility	+	no data

Compatibility

Information on Core i3-1005G1 and U300 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	FCBGA1526	FCBGA1744
Power consumption (TDP)	15 Watt	55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i3-1005G1 and U300. 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
AES-NI	+	+
FMA	+	-
AVX	+	-
Enhanced SpeedStep (EIST)	+	no data
Speed Shift	+	+
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	+
Idle States	+	no data
Thermal Monitoring	+	+
Flex Memory Access	no data	+
Deep Learning Boost	+	+

Security technologies

Core i3-1005G1 and U300 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	+
Secure Key	+	+
SGX	Yes with Intel® ME	no data
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i3-1005G1 and U300 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i3-1005G1 and U300. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR5-5200, DDR4-3200, LPDDR4x-4267
Maximum memory size	64 GB	96 GB
Max memory channels	2	2
Maximum memory bandwidth	59.732 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel UHD Graphics for 10th Gen Intel Processors	Intel UHD Graphics for 13th Gen Intel Processors
Quick Sync Video	+	+
Graphics max frequency	900 MHz	1.1 GHz
Execution Units	no data	48

Graphics interfaces

Available interfaces and connections of Core i3-1005G1 and U300 integrated GPUs.

Number of displays supported	3	4
eDP	+	no data
DisplayPort	+	-
HDMI	+	-

Graphics image quality

Maximum display resolutions supported by Core i3-1005G1 and U300 integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	4096 x 2304@60Hz	4096 x 2304 @ 60Hz
Max resolution over eDP	5120 x 3200@60Hz	4096 x 2304 @ 120Hz
Max resolution over DisplayPort	5120 x 3200@60Hz	7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Core i3-1005G1 and U300 integrated GPUs, sometimes API versions are included.

DirectX	12	12.1
OpenGL	4.6	4.6

Peripherals

Specifications and connection of peripherals supported by Core i3-1005G1 and U300.

PCIe version	3.0	no data
PCI Express lanes	no data	20

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.

i3-1005G1 3.09

U300 5.24
+69.6%

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.

i3-1005G1 4906

U300 8328
+69.8%

Gaming performance

Pros & cons summary

Performance score	3.09	5.24
Recency	1 August 2019	1 January 2023
Physical cores	2	5
Threads	4	6
Power consumption (TDP)	15 Watt	55 Watt

i3-1005G1 has 266.7% lower power consumption.

U300, on the other hand, has a 69.6% higher aggregate performance score, an age advantage of 3 years, and 150% more physical cores and 50% more threads.

The U300 is our recommended choice as it beats the Core i3-1005G1 in performance tests.

Should you still have questions on choice between Core i3-1005G1 and U300, ask them in Comments section, and we shall answer.