Core i7-1355U vs Pentium B940
Aggregate performance score
i7-1355U outperforms Pentium B940 by a whopping 1669% based on our aggregate benchmark results.
Primary details
Comparing Pentium B940 and Core i7-1355U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 2732 | 734 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Intel Pentium | Intel Raptor Lake-U |
| Architecture codename | Sandy Bridge (2011−2013) | Raptor Lake-U |
| Release date | 19 June 2011 (13 years ago) | 4 January 2023 (1 year ago) |
| Launch price (MSRP) | $134 | no data |
| Current price | $131 (1x MSRP) | no data |
Detailed specifications
Pentium B940 and Core i7-1355U 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) | 10 (Deca-Core) |
| Threads | 2 | 12 |
| Base clock speed | 2 GHz | 1.7 GHz |
| Boost clock speed | 2 GHz | 5 GHz |
| L1 cache | 64K (per core) | 80K (per core) |
| L2 cache | 256K (per core) | 1.25 MB (per core) |
| L3 cache | 2 MB (shared) | 12 MB (shared) |
| Chip lithography | 32 nm | Intel 7 nm |
| Die size | 131 mm2 | no data |
| Maximum core temperature | 85 °C | 100 °C |
| Number of transistors | 504 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | No | No |
Compatibility
Information on Pentium B940 and Core i7-1355U 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 | PGA988 | FCBGA1744 |
| Power consumption (TDP) | 35 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium B940 and Core i7-1355U. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2 | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 |
| AES-NI | - | + |
| FMA | + | no data |
| AVX | no data | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | no data | + |
| My WiFi | - | no data |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | - | + |
| TSX | no data | + |
| Idle States | + | no data |
| Thermal Monitoring | + | + |
| Flex Memory Access | + | + |
| Demand Based Switching | - | no data |
| FDI | + | no data |
| Fast Memory Access | + | no data |
| Status | Discontinued | Launched |
Security technologies
Pentium B940 and Core i7-1355U technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | + |
| EDB | + | + |
| Secure Key | no data | + |
| OS Guard | no data | + |
| Anti-Theft | - | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium B940 and Core i7-1355U are enumerated here.
| VT-d | - | + |
| VT-x | - | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium B940 and Core i7-1355U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR5-5200, DDR4-3200, LPDDR4x-4267 |
| Maximum memory size | 16 GB | 96 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | 21.3 GB/s | no data |
| ECC memory support | - | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel® HD Graphics for 2nd Generation Intel® Processors | Intel® Iris® Xe Graphics eligible |
| Quick Sync Video | - | + |
| Graphics max frequency | 1.1 GHz | 1.3 GHz |
| Execution Units | no data | 96 |
Graphics interfaces
Available interfaces and connections of Pentium B940 and Core i7-1355U integrated GPUs.
| Number of displays supported | 2 | 4 |
| eDP | + | no data |
| DisplayPort | + | no data |
| HDMI | + | no data |
| SDVO | + | no data |
| CRT | + | no data |
Graphics image quality
Maximum display resolutions supported by Pentium B940 and Core i7-1355U integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | no data | 4096 x 2304 @ 60Hz |
| Max resolution over eDP | no data | 4096 x 2304 @ 120Hz |
| Max resolution over DisplayPort | no data | 7680 x 4320 @ 60Hz |
Graphics API support
APIs supported by Pentium B940 and Core i7-1355U integrated GPUs, sometimes API versions are included.
| DirectX | no data | 12.1 |
| OpenGL | no data | 4.6 |
Peripherals
Specifications and connection of peripherals supported by Pentium B940 and Core i7-1355U.
| PCIe version | 2.0 | 4.0 |
| PCI Express lanes | 16 | 20 |
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.
Core i7-1355U outperforms Pentium B940 by 1669% based on our aggregate benchmark results.
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.
Benchmark coverage: 68%
Core i7-1355U outperforms Pentium B940 by 1677% in Passmark.
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.
Benchmark coverage: 20%
Core i7-1355U outperforms Pentium B940 by 284% in Cinebench 10 32-bit single-core.
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.
Benchmark coverage: 19%
Core i7-1355U outperforms Pentium B940 by 564% in Cinebench 10 32-bit multi-core.
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.
Benchmark coverage: 19%
Core i7-1355U outperforms Pentium B940 by 398% in 3DMark06 CPU.
Cinebench 11.5 64-bit multi-core
Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.
Benchmark coverage: 17%
Core i7-1355U outperforms Pentium B940 by 954% in Cinebench 11.5 64-bit multi-core.
Pros & cons summary
| Performance score | 0.55 | 9.73 |
| Recency | 19 June 2011 | 4 January 2023 |
| Physical cores | 2 | 10 |
| Threads | 2 | 12 |
| Power consumption (TDP) | 35 Watt | 15 Watt |
The Core i7-1355U is our recommended choice as it beats the Pentium B940 in performance tests.
Should you still have questions on choice between Pentium B940 and Core i7-1355U, ask them in Comments section, and we shall answer.
Similar processor comparisons
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