i3-330UM vs Ultra 7 255H

Primary details

Comparing processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	406	3333
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	30.08	no data
Market segment	Laptop	Laptop
Series	no data	Intel Core i3
Power efficiency	26.43	0.73
Designer	Intel	Intel
Architecture codename	Arrow Lake-H (2025)	Arrandale (2010−2011)
Release date	1 January 2025 (less than a year ago)	24 May 2010 (15 years ago)
Launch price (MSRP)	$514	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Performance to price scatter graph

Detailed specifications

Core Ultra 7 255H and Core i3-330UM 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	16 (Hexadeca-Core)	2 (Dual-core)
Performance-cores	6	no data
Efficient-cores	8	no data
Low Power Efficient-cores	2	no data
Threads	16	4
Base clock speed	4.4 GHz	1.2 GHz
Boost clock speed	5.1 GHz	0.1 GHz
Bus type	no data	DMI 1.0
Bus rate	no data	1 × 2.5 GT/s
Multiplier	no data	9
L1 cache	no data	128 KB
L2 cache	no data	512 KB
L3 cache	24 MB	3 MB
Chip lithography	5 nm	32 nm
Die size	no data	81+114 mm2
Maximum core temperature	110 °C	105 °C
Number of transistors	no data	382+177 Million
64 bit support	+	+
Windows 11 compatibility	no data	-

Compatibility

Information on Core Ultra 7 255H and Core i3-330UM 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	no data	1 (Uniprocessor)
Socket	FCBGA2049	BGA1288
Power consumption (TDP)	28 Watt	18 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core Ultra 7 255H and Core i3-330UM. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2
AES-NI	+	-
FMA	-	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	no data
Turbo Boost Technology	2.0	-
Hyper-Threading Technology	-	+
Idle States	no data	+
Thermal Monitoring	+	+
Flex Memory Access	no data	+
PAE	no data	36 Bit
Turbo Boost Max 3.0	+	no data
FDI	no data	+
Fast Memory Access	no data	+
Deep Learning Boost	+	-
Supported AI Software Frameworks	OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN	-

Security technologies

Core Ultra 7 255H and Core i3-330UM technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	-
EDB	+	+
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core Ultra 7 255H and Core i3-330UM are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core Ultra 7 255H and Core i3-330UM. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5-6400	DDR3
Maximum memory size	128 GB	8 GB
Max memory channels	2	2
Maximum memory bandwidth	no data	12.799 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® Arc™ 140T GPU	Intel HD Graphics for Previous Generation Intel Processors
Quick Sync Video	+	-
Clear Video	no data	+
Clear Video HD	no data	+
Graphics max frequency	2.25 GHz	500 MHz

Graphics interfaces

Available interfaces and connections of Core Ultra 7 255H and Core i3-330UM integrated GPUs.

Number of displays supported

4

2

Graphics image quality

Maximum display resolutions supported by Core Ultra 7 255H and Core i3-330UM integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	4096 x 2304 @ 60Hz (HDMI 2.1 TMDS)7680 x 4320 @ 60Hz (HDMI 2.1 FRL)	no data
Max resolution over eDP	3840 x 2400 @ 120Hz	no data
Max resolution over DisplayPort	7680 x 4320 @ 60Hz	no data

Graphics API support

APIs supported by Core Ultra 7 255H and Core i3-330UM integrated GPUs, sometimes API versions are included.

DirectX	12.2	no data
OpenGL	4.6	no data

Peripherals

Specifications and connection of peripherals supported by Core Ultra 7 255H and Core i3-330UM.

PCIe version	5.0 and 4.0	2.0
PCI Express lanes	28	16

Synthetic benchmarks

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.

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Pros & cons summary

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Performance score	17.39	0.31
Recency	1 January 2025	24 May 2010
Physical cores	16	2
Threads	16	4
Chip lithography	5 nm	32 nm
Power consumption (TDP)	28 Watt	18 Watt

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