Atom E640T vs Core Ultra 7 155H

Primary details

Comparing Core Ultra 7 155H and Atom E640T processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	383	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Meteor Lake-H	no data
Architecture codename	Meteor Lake-H	Tunnel Creek (2010)
Release date	14 December 2023 (less than a year ago)	14 September 2010 (13 years ago)

Detailed specifications

Core Ultra 7 155H and Atom E640T 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)	1 (Single-Core)
Threads	22	2
Base clock speed	3.8 GHz	no data
Boost clock speed	4.8 GHz	1 GHz
L1 cache	112 KB (per core)	64 KB (per core)
L2 cache	2 MB (per core)	512 KB (per core)
L3 cache	24 MB (shared)	0 KB
Chip lithography	7 nm	45 nm
Die size	no data	26 mm2
Number of transistors	no data	47 million
64 bit support	+	-
Windows 11 compatibility	no data	-
Unlocked multiplier	No	No

Compatibility

Information on Core Ultra 7 155H and Atom E640T 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	1
Socket	FCBGA2049	Intel BGA 676
Power consumption (TDP)	28 Watt	3 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core Ultra 7 155H and Atom E640T. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	no data
AES-NI	+	no data
AVX	+	no data
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	no data
Hyper-Threading Technology	+	+
TSX	+	no data
Thermal Monitoring	+	no data
Flex Memory Access	+	no data
SIPP	-	no data
Turbo Boost Max 3.0	+	no data
Status	Launched	no data

Security technologies

Core Ultra 7 155H and Atom E640T technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data
Secure Key	+	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core Ultra 7 155H and Atom E640T are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core Ultra 7 155H and Atom E640T. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5	DDR2
Maximum memory size	96 GB	no data
Max memory channels	2	no data
ECC memory support	-	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® Arc™ graphics	Intel GMA 600
Quick Sync Video	+	no data
Graphics max frequency	2.25 GHz	no data

Graphics interfaces

Available interfaces and connections of Core Ultra 7 155H and Atom E640T integrated GPUs.

Number of displays supported

4

no data

Graphics image quality

Maximum display resolutions supported by Core Ultra 7 155H and Atom E640T 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 (HDMI2.1 FRL)	no data
Max resolution over eDP	3840x2400 @ 120Hz	no data
Max resolution over DisplayPort	7680 x 4320 @ 60Hz	no data

Graphics API support

APIs supported by Core Ultra 7 155H and Atom E640T 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 155H and Atom E640T.

PCIe version	5.0	no data
PCI Express lanes	28	no data
PCI support	5.0 and 4.0	no data

Pros & cons summary

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Recency	14 December 2023	14 September 2010
Physical cores	16	1
Threads	22	2
Chip lithography	7 nm	45 nm
Power consumption (TDP)	28 Watt	3 Watt

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