Pentium G2100T vs i7-920XM
Aggregate performance score
Core i7-920XM outperforms Pentium G2100T by a moderate 19% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2624 | 2750 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.02 | no data |
| Market segment | Laptop | Desktop processor |
| Series | Intel Core i7 | no data |
| Power efficiency | 0.88 | 1.17 |
| Designer | Intel | Intel |
| Manufacturer | Intel | Intel |
| Architecture codename | Clarksfield (2009−2010) | Ivy Bridge (2012−2013) |
| Release date | 23 September 2009 (16 years ago) | 3 September 2012 (13 years ago) |
| Launch price (MSRP) | $1,054 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Basic parameters of Core i7-920XM and Pentium G2100T: 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) | 2 (Dual-core) |
| Threads | 8 | 2 |
| Base clock speed | 2 GHz | 2.6 GHz |
| Boost clock speed | 3.2 GHz | 2.6 GHz |
| Bus rate | 2500 MHz | 5 GT/s |
| L1 cache | 64 KB (per core) | 64 KB (per core) |
| L2 cache | 256 KB (per core) | 256 KB (per core) |
| L3 cache | 8 MB (shared) | 3 MB (shared) |
| Chip lithography | 45 nm | 22 nm |
| Die size | 296 mm2 | 94 mm2 |
| Maximum core temperature | 100 °C | no data |
| Maximum case temperature (TCase) | no data | 65 °C |
| Number of transistors | 774 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | + | - |
Compatibility
Information on Core i7-920XM and Pentium G2100T 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 | FCPGA988,PGA988 | FCLGA1155 |
| Power consumption (TDP) | 55 Watt | 35 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i7-920XM and Pentium G2100T. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.2 | Intel® SSE4.1, Intel® SSE4.2 |
| Enhanced SpeedStep (EIST) | + | + |
| My WiFi | no data | - |
| Turbo Boost Technology | + | - |
| Hyper-Threading Technology | + | - |
| Idle States | + | + |
| Thermal Monitoring | + | + |
| Demand Based Switching | - | no data |
| PAE | 36 Bit | no data |
Security technologies
Core i7-920XM and Pentium G2100T technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | - |
| EDB | + | + |
| Anti-Theft | no data | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i7-920XM and Pentium G2100T are enumerated here.
| VT-d | + | - |
| VT-x | + | + |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i7-920XM and Pentium G2100T. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3-1066, DDR3-1333 | DDR3 |
| Maximum memory size | 8 GB | 32 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | 21 GB/s | 25.6 GB/s |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | None | Intel HD Graphics for 3rd Generation Intel Processors |
| Graphics max frequency | no data | 1.05 GHz |
Graphics interfaces
Available interfaces and connections of Core i7-920XM and Pentium G2100T integrated GPUs.
| Number of displays supported | no data | 3 |
Peripherals
Specifications and connection of peripherals supported by Core i7-920XM and Pentium G2100T.
| PCIe version | 2 | 2.0 |
| PCI Express lanes | 16 | no data |
Synthetic benchmarks
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.
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. Other than that, Passmark measures multi-core performance.
Pros & cons summary
| Performance score | 1.15 | 0.97 |
| Recency | 23 September 2009 | 3 September 2012 |
| Physical cores | 4 | 2 |
| Threads | 8 | 2 |
| Chip lithography | 45 nm | 22 nm |
| Power consumption (TDP) | 55 Watt | 35 Watt |
i7-920XM has a 19% higher aggregate performance score, and 100% more physical cores and 300% more threads.
Pentium G2100T, on the other hand, has an age advantage of 2 years, a 105% more advanced lithography process, and 57% lower power consumption.
The Intel Core i7-920XM is our recommended choice as it beats the Intel Pentium G2100T in performance tests.
Be aware that Core i7-920XM is a notebook processor while Pentium G2100T is a desktop one.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
