A8-7670K vs Ultra 7 255H

Primary details

Comparing Core Ultra 7 255H and A8-7670K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	343	1957
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Desktop processor
Power efficiency	14.93	2.02
Architecture codename	no data	Godaveri (2014−2016)
Release date	1 January 2025 (less than a year ago)	20 July 2015 (9 years ago)

Detailed specifications

Core Ultra 7 255H and A8-7670K 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)	4 (Quad-Core)
Performance-cores	6	no data
Efficient-cores	8	no data
Low Power Efficient-cores	2	no data
Threads	16	4
Base clock speed	no data	3.6 GHz
Boost clock speed	5.1 GHz	3.9 GHz
L1 cache	no data	256 KB
L2 cache	no data	4096 KB
L3 cache	24 MB	no data
Chip lithography	no data	28 nm
Die size	no data	245 mm2
Maximum core temperature	no data	72 °C
Maximum case temperature (TCase)	no data	72 °C
Number of transistors	no data	2,411 million
64 bit support	+	+
Unlocked multiplier	-	+

Compatibility

Information on Core Ultra 7 255H and A8-7670K 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	FM2+
Power consumption (TDP)	115 Watt	95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core Ultra 7 255H and A8-7670K. 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	+	+
FMA	-	+
AVX	-	+
FRTC	-	+
FreeSync	-	+
PowerTune	-	+
DualGraphics	-	+
TrueAudio	-	+
Speed Shift	+	no data
Hyper-Threading Technology	-	no data
Thermal Monitoring	+	-
Turbo Boost Max 3.0	+	no data
Deep Learning Boost	+	-
Supported AI Software Frameworks	OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN	-

Security technologies

Core Ultra 7 255H and A8-7670K 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 255H and A8-7670K are enumerated here.

AMD-V	-	+
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 255H and A8-7670K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5-6400	DDR3-2133
Maximum memory size	128 GB	no data
Max memory channels	2	2

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® Arc™ 140T GPU	AMD Radeon R7 Graphics
iGPU core count	no data	6
จำนวนพาธไลน์	no data	512
Quick Sync Video	+	-
Enduro	-	+
Switchable graphics	-	+
UVD	-	+
VCE	-	+
Graphics max frequency	2.25 GHz	no data

Graphics interfaces

Available interfaces and connections of Core Ultra 7 255H and A8-7670K integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Core Ultra 7 255H and A8-7670K 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 255H and A8-7670K integrated GPUs, sometimes API versions are included.

DirectX	12.2	DirectX® 12
OpenGL	4.6	no data
Vulkan	-	+

Peripherals

Specifications and connection of peripherals supported by Core Ultra 7 255H and A8-7670K.

PCIe version	no data	3.0
PCI Express lanes	28	16
PCI support	5.0 and 4.0	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.

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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.

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Pros & cons summary

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Performance score	18.02	2.01
Recency	1 January 2025	20 July 2015
Physical cores	16	4
Threads	16	4
Power consumption (TDP)	115 Watt	95 Watt

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Should you still have questions on choice between Core Ultra 7 255H and A8-7670K, ask them in Comments section, and we shall answer.

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