Ultra 7 258V vs Atom C3858

Place in the ranking	1652	624
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.91	no data
Market segment	Server	Laptop
Series	Intel Atom	no data
Power efficiency	11.21	69.59
Architecture codename	Goldmont (2016−2017)	Lunar Lake (2024)
Release date	15 August 2017 (7 years ago)	24 September 2024 (less than a year ago)
Launch price (MSRP)	$332	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Atom C3858 and Core Ultra 7 258V 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	12 (Dodeca-Core)	8 (Octa-Core)
Performance-cores	no data	4
Low Power Efficient-cores	no data	4
Threads	12	8
Base clock speed	2 GHz	2.2 GHz
Boost clock speed	2 GHz	4.8 GHz
Bus rate	no data	37 MHz
Multiplier	20	no data
L1 cache	672 KB	192 KB (per core)
L2 cache	12 MB	2.5 MB (per core)
L3 cache	12 MB	12 MB (shared)
Chip lithography	14 nm	3 nm
Maximum core temperature	83 °C	100 °C
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Atom C3858 and Core Ultra 7 258V 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	FCBGA2833
Power consumption (TDP)	25 Watt	17 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom C3858 and Core Ultra 7 258V. 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
AES-NI	+	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	+
QuickAssist	+	no data
Speed Shift	no data	+
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	-
TSX	-	+
Thermal Monitoring	-	+
Turbo Boost Max 3.0	no data	+
Deep Learning Boost	-	+
Supported AI Software Frameworks	-	OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN

Security technologies

Atom C3858 and Core Ultra 7 258V technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Atom C3858 and Core Ultra 7 258V are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom C3858 and Core Ultra 7 258V. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4: 2400	DDR5
Maximum memory size	256 GB	32 GB
Max memory channels	2	2
Maximum memory bandwidth	38.397 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	no data	Intel Arc Graphics 140V
Quick Sync Video	-	+
Graphics max frequency	no data	1.95 GHz

Graphics interfaces

Available interfaces and connections of Atom C3858 and Core Ultra 7 258V integrated GPUs.

Number of displays supported

no data

Graphics image quality

Maximum display resolutions supported by Atom C3858 and Core Ultra 7 258V integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	no data	4096 x 2304 @ 60Hz (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI2.1 FRL)
Max resolution over eDP	no data	3840x2400 @ 120Hz
Max resolution over DisplayPort	no data	7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Atom C3858 and Core Ultra 7 258V integrated GPUs, sometimes API versions are included.

DirectX	no data	12.2
OpenGL	no data	4.6

Peripherals

Specifications and connection of peripherals supported by Atom C3858 and Core Ultra 7 258V.

PCIe version	3	5.0
PCI Express lanes	16	4
PCI support	no data	5.0 and 4.0
USB revision	3	no data
Total number of SATA ports	16	no data
Max number of SATA 6 Gb/s Ports	16	no data
Number of USB ports	8	no data
Integrated LAN	4x10/2.5/1 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 C3858 2.96

Ultra 7 258V 12.50
+322%

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 C3858 4707

Ultra 7 258V 19860
+322%

Gaming performance

Pros & cons summary

Performance score	2.96	12.50
Recency	15 August 2017	24 September 2024
Physical cores	12	8
Threads	12	8
Chip lithography	14 nm	3 nm
Power consumption (TDP)	25 Watt	17 Watt

Atom C3858 has 50% more physical cores and 50% more threads.

Ultra 7 258V, on the other hand, has a 322.3% higher aggregate performance score, an age advantage of 7 years, a 366.7% more advanced lithography process, and 47.1% lower power consumption.

The Core Ultra 7 258V is our recommended choice as it beats the Atom C3858 in performance tests.

Be aware that Atom C3858 is a server/workstation processor while Core Ultra 7 258V is a notebook one.

Should you still have questions on choice between Atom C3858 and Core Ultra 7 258V, ask them in Comments section, and we shall answer.