Pentium G840 vs Phenom X3 8650
Aggregated performance score
General info
Comparing Phenom X3 8650 and Pentium G840 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 2484 | 2480 |
| Place by popularity | not in top-100 | not in top-100 |
| Value for money | 3.66 | 4.61 |
| Market segment | Desktop processor | Desktop processor |
| Architecture codename | Toliman (2008) | Sandy Bridge (2011−2013) |
| Release date | April 2008 (16 years ago) | 22 May 2011 (12 years ago) |
| Launch price (MSRP) | no data | $60 |
| Current price | $24 | $64 (1.1x MSRP) |
Value for money
Performance per price, higher is better.
Pentium G840 has 26% better value for money than Phenom X3 8650.
Technical specs
Phenom X3 8650 and Pentium G840 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 | 3 (Tri-Core) | 2 (Dual-core) |
| Threads | 3 | 2 |
| Base clock speed | no data | 2.8 GHz |
| Boost clock speed | 2.3 GHz | 2.8 GHz |
| L1 cache | 128 KB (per core) | 64 KB (per core) |
| L2 cache | 512 KB (per core) | 256 KB (per core) |
| L3 cache | 2 MB (shared) | 3 MB (shared) |
| Chip lithography | 65 nm | 32 nm |
| Die size | 285 mm2 | 131 mm2 |
| Maximum core temperature | no data | 69 °C |
| Number of transistors | 450 million | 504 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | No | No |
Compatibility
Information on Phenom X3 8650 and Pentium G840 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 | AM2+ | FCLGA1155 |
| Power consumption (TDP) | 95 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Phenom X3 8650 and Pentium G840. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.1, Intel® SSE4.2 |
| AES-NI | no data | + |
| AVX | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Turbo Boost Technology | no data | - |
| Hyper-Threading Technology | no data | - |
| Idle States | no data | + |
| Thermal Monitoring | no data | + |
| Flex Memory Access | no data | + |
| FDI | no data | + |
| Fast Memory Access | no data | + |
| Status | no data | Discontinued |
Security technologies
Phenom X3 8650 and Pentium G840 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | - |
| EDB | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Phenom X3 8650 and Pentium G840 are enumerated here.
| AMD-V | + | no data |
| VT-d | no data | - |
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Phenom X3 8650 and Pentium G840. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR3 |
| Maximum memory size | no data | 32 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 21 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel® HD Graphics for 2nd Generation Intel® Processors |
| Graphics max frequency | no data | 1.1 GHz |
Graphics interfaces
Available interfaces and connections of Phenom X3 8650 and Pentium G840 integrated GPUs.
| Number of displays supported | no data | 2 |
Peripherals
Specifications and connection of peripherals supported by Phenom X3 8650 and Pentium G840.
| PCIe version | no data | 2.0 |
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.
Benchmark coverage: 68%
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
Benchmark coverage: 42%
Pentium G840 outperforms Phenom X3 8650 by 56% in GeekBench 5 Single-Core.
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Benchmark coverage: 42%
Pentium G840 outperforms Phenom X3 8650 by 2% in GeekBench 5 Multi-Core.
Advantages and disadvantages
| Physical cores | 3 | 2 |
| Threads | 3 | 2 |
| Chip lithography | 65 nm | 32 nm |
| Power consumption (TDP) | 95 Watt | 65 Watt |
We couldn't decide between Phenom X3 8650 and Pentium G840. The differences in performance seem too small.
Should you still have questions on choice between Phenom X3 8650 and Pentium G840, ask them in Comments section, and we shall answer.
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