Ultra 7 155U vs Pentium Silver J5005
Aggregate performance score
Core Ultra 7 155U outperforms Pentium Silver J5005 by a whopping 440% based on our aggregate benchmark results.
Primary details
Comparing Pentium Silver J5005 and Core Ultra 7 155U processor market type (desktop or notebook), architecture, sales start time and price.
Place in the ranking | 1938 | 733 |
Place by popularity | not in top-100 | not in top-100 |
Cost-effectiveness evaluation | 1.48 | no data |
Market segment | Desktop processor | Laptop |
Series | Intel Pentium Silver | Intel Meteor Lake-U |
Power efficiency | 18.45 | 66.44 |
Architecture codename | Goldmont Plus (2017) | Meteor Lake-P (2023) |
Release date | 11 December 2017 (6 years ago) | 14 December 2023 (less than a year ago) |
Launch price (MSRP) | $161 | $490 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Pentium Silver J5005 and Core Ultra 7 155U 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 | 4 (Quad-Core) | 12 (Dodeca-Core) |
Threads | 4 | 14 |
Base clock speed | 1.5 GHz | 1.7 GHz |
Boost clock speed | 2.8 GHz | 4.8 GHz |
Multiplier | 15 | no data |
L1 cache | 256 KB | 112 KB (per core) |
L2 cache | 4 MB | 2 MB (per core) |
L3 cache | 4 MB (shared) | 12 MB (shared) |
Chip lithography | 14 nm | Intel 4 nm |
Die size | 93 mm2 | no data |
Maximum core temperature | 105 deg C | 110 °C |
Maximum case temperature (TCase) | 72 °C | no data |
64 bit support | + | + |
Windows 11 compatibility | + | no data |
Compatibility
Information on Pentium Silver J5005 and Core Ultra 7 155U 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 | FCBGA1090 | FCBGA2049 |
Power consumption (TDP) | 10 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium Silver J5005 and Core Ultra 7 155U. You'll probably need this information if you require some particular technology.
Instruction set extensions | Intel® SSE4.2 | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 |
AES-NI | + | + |
AVX | + | + |
vPro | no data | + |
Enhanced SpeedStep (EIST) | + | + |
Speed Shift | - | + |
Turbo Boost Technology | - | no data |
Hyper-Threading Technology | - | + |
TSX | - | + |
Idle States | + | no data |
Thermal Monitoring | + | + |
Flex Memory Access | no data | + |
Smart Response | - | no data |
GPIO | + | no data |
Turbo Boost Max 3.0 | - | - |
Deep Learning Boost | - | + |
Supported AI Software Frameworks | - | OpenVINO™, WindowsML, ONNX RT |
Security technologies
Pentium Silver J5005 and Core Ultra 7 155U technologies aimed at improving security, for example, by protecting against hacks.
TXT | no data | + |
EDB | + | + |
Secure Key | + | + |
MPX | + | - |
Identity Protection | + | - |
SGX | Yes with Intel® ME | no data |
OS Guard | + | + |
Anti-Theft | - | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium Silver J5005 and Core Ultra 7 155U are enumerated here.
VT-d | + | + |
VT-x | + | + |
EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium Silver J5005 and Core Ultra 7 155U. Depending on the motherboard, higher memory frequencies may be supported.
Supported memory types | upto-2400 | DDR5 |
Maximum memory size | 8 GB | 96 GB |
Max memory channels | 2 | 2 |
Maximum memory bandwidth | 38.397 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
Integrated graphics card | Intel UHD Graphics 605 | Intel® Graphics |
Max video memory | 8 GB | no data |
Quick Sync Video | + | + |
Graphics max frequency | 800 MHz | 1.95 GHz |
Execution Units | 18 | no data |
Graphics interfaces
Available interfaces and connections of Pentium Silver J5005 and Core Ultra 7 155U integrated GPUs.
Number of displays supported | 3 | 4 |
eDP | + | no data |
DisplayPort | + | - |
HDMI | + | - |
MIPI-DSI | + | no data |
Graphics image quality
Maximum display resolutions supported by Pentium Silver J5005 and Core Ultra 7 155U integrated GPUs, including resolutions over different interfaces.
4K resolution support | + | no data |
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 Pentium Silver J5005 and Core Ultra 7 155U integrated GPUs, sometimes API versions are included.
DirectX | 12 | 12.2 |
OpenGL | 4.4 | 4.6 |
Peripherals
Specifications and connection of peripherals supported by Pentium Silver J5005 and Core Ultra 7 155U.
PCIe version | 2.0 | 4.0 |
PCI Express lanes | 6 | 12 |
PCI support | no data | 4.0 |
USB revision | 2.0/3.0 | no data |
Total number of SATA ports | 2 | no data |
Max number of SATA 6 Gb/s Ports | 2 | no data |
Number of USB ports | 8 | no data |
Integrated LAN | - | no data |
UART | + | 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.
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.
Pros & cons summary
Performance score | 1.95 | 10.53 |
Recency | 11 December 2017 | 14 December 2023 |
Physical cores | 4 | 12 |
Threads | 4 | 14 |
Power consumption (TDP) | 10 Watt | 15 Watt |
Pentium Silver J5005 has 50% lower power consumption.
Ultra 7 155U, on the other hand, has a 440% higher aggregate performance score, an age advantage of 6 years, and 200% more physical cores and 250% more threads.
The Core Ultra 7 155U is our recommended choice as it beats the Pentium Silver J5005 in performance tests.
Note that Pentium Silver J5005 is a desktop processor while Core Ultra 7 155U is a notebook one.
Should you still have questions on choice between Pentium Silver J5005 and Core Ultra 7 155U, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.