Ultra 7 256V vs Xeon E5-2649 V3

VS

Aggregate performance score

Xeon E5-2649 V3
2014
10 cores / 20 threads, 105 Watt
7.81
Core Ultra 7 256V
2024
8 cores / 8 threads, 17 Watt
12.62
+61.6%

Core Ultra 7 256V outperforms Xeon E5-2649 V3 by an impressive 62% based on our aggregate benchmark results.

Primary details

Comparing Xeon E5-2649 V3 and Core Ultra 7 256V processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking959612
Place by popularitynot in top-100not in top-100
Market segmentServerLaptop
Power efficiency7.0069.89
Architecture codenameHaswell-EP (2014−2015)Lunar Lake (2024)
Release date8 September 2014 (10 years ago)24 September 2024 (less than a year ago)

Detailed specifications

Xeon E5-2649 V3 and Core Ultra 7 256V 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 cores10 (Deca-Core)8 (Octa-Core)
Threads208
Base clock speed2.3 GHz2.2 GHz
Boost clock speed3 GHz4.8 GHz
Bus rateno data37 MHz
L1 cache64K (per core)192 KB (per core)
L2 cache256K (per core)2.5 MB (per core)
L3 cache25 MB (shared)12 MB (shared)
Chip lithography22 nm3 nm
Die size356 mm2no data
Maximum core temperatureno data100 °C
Number of transistors2,600 millionno data
64 bit support++

Compatibility

Information on Xeon E5-2649 V3 and Core Ultra 7 256V 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 configuration21
Socket2011-3Intel BGA 2833
Power consumption (TDP)105 Watt17 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2649 V3 and Core Ultra 7 256V. You'll probably need this information if you require some particular technology.

AES-NI++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
TSX++

Security technologies

Xeon E5-2649 V3 and Core Ultra 7 256V technologies aimed at improving security, for example, by protecting against hacks.

TXT++

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2649 V3 and Core Ultra 7 256V are enumerated here.

VT-d++
VT-x++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2649 V3 and Core Ultra 7 256V. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3, DDR4 2133 MHz Quad-channelDDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataArc 140V

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2649 V3 and Core Ultra 7 256V.

PCIe version3.05.0
PCI Express lanes404

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.

Xeon E5-2649 V3 7.81
Ultra 7 256V 12.62
+61.6%

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.

Xeon E5-2649 V3 12399
Ultra 7 256V 20043
+61.7%

Gaming performance

Pros & cons summary


Performance score 7.81 12.62
Recency 8 September 2014 24 September 2024
Physical cores 10 8
Threads 20 8
Chip lithography 22 nm 3 nm
Power consumption (TDP) 105 Watt 17 Watt

Xeon E5-2649 V3 has 25% more physical cores and 150% more threads.

Ultra 7 256V, on the other hand, has a 61.6% higher aggregate performance score, an age advantage of 10 years, a 633.3% more advanced lithography process, and 517.6% lower power consumption.

The Core Ultra 7 256V is our recommended choice as it beats the Xeon E5-2649 V3 in performance tests.

Be aware that Xeon E5-2649 V3 is a server/workstation processor while Core Ultra 7 256V is a notebook one.


Should you still have questions on choice between Xeon E5-2649 V3 and Core Ultra 7 256V, ask them in Comments section, and we shall answer.

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Intel Xeon E5-2649 V3
Xeon E5-2649 V3
Intel Core Ultra 7 256V
Core Ultra 7 256V

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


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Questions & comments

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