Ultra 7 258V vs Celeron B800

Place in the ranking	2974	612
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Celeron	no data
Power efficiency	1.14	69.59
Architecture codename	Sandy Bridge (2011−2013)	Lunar Lake (2024)
Release date	19 June 2011 (13 years ago)	24 September 2024 (less than a year ago)
Launch price (MSRP)	$80	no data

Detailed specifications

Celeron B800 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	2 (Dual-core)	8 (Octa-Core)
Threads	2	8
Base clock speed	1.5 GHz	2.2 GHz
Boost clock speed	1.5 GHz	4.8 GHz
Bus type	DMI 2.0	no data
Bus rate	4 × 5 GT/s	37 MHz
Multiplier	15	no data
L1 cache	64K (per core)	192 KB (per core)
L2 cache	256K (per core)	2.5 MB (per core)
L3 cache	2 MB (shared)	12 MB (shared)
Chip lithography	32 nm	3 nm
Die size	131 mm²	no data
Maximum core temperature	100 °C	100 °C
Number of transistors	504 million	no data
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Celeron B800 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	FCPGA988	Intel BGA 2833
Power consumption (TDP)	35 Watt	17 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron B800 and Core Ultra 7 258V. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	no data
AES-NI	-	+
FMA	+	-
AVX	-	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
TSX	-	+
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	+	no data
Demand Based Switching	-	no data
FDI	+	no data
Fast Memory Access	+	no data

Security technologies

Celeron B800 and Core Ultra 7 258V technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	+
EDB	+	no data
Anti-Theft	-	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron B800 and Core Ultra 7 258V are enumerated here.

VT-d	-	+
VT-x	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron B800 and Core Ultra 7 258V. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR5
Maximum memory size	16 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	21.335 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics for 2nd Generation Intel Processors	Arc 140V
Graphics max frequency	1 GHz	no data

Graphics interfaces

Available interfaces and connections of Celeron B800 and Core Ultra 7 258V integrated GPUs.

Number of displays supported	2	no data
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
SDVO	+	no data
CRT	+	no data

Peripherals

Specifications and connection of peripherals supported by Celeron B800 and Core Ultra 7 258V.

PCIe version	2.0	5.0
PCI Express lanes	16	4

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.

Celeron B800 0.42

Ultra 7 258V 12.50
+2876%

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.

Celeron B800 663

Ultra 7 258V 19857
+2895%

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

Celeron B800 1910

Ultra 7 258V 9982
+423%

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

Celeron B800 3779

Ultra 7 258V 36479
+865%

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

Celeron B800 1534

Ultra 7 258V 10693
+597%

Gaming performance

Pros & cons summary

Performance score	0.42	12.50
Recency	19 June 2011	24 September 2024
Physical cores	2	8
Threads	2	8
Chip lithography	32 nm	3 nm
Power consumption (TDP)	35 Watt	17 Watt

Ultra 7 258V has a 2876.2% higher aggregate performance score, an age advantage of 13 years, 300% more physical cores and 300% more threads, a 966.7% more advanced lithography process, and 105.9% lower power consumption.

The Core Ultra 7 258V is our recommended choice as it beats the Celeron B800 in performance tests.

Should you still have questions on choice between Celeron B800 and Core Ultra 7 258V, ask them in Comments section, and we shall answer.