Performance per price, higher is better.
AMD Athlon II X3 400e vs Intel Pentium G640
Combined performance score
Pentium G640 outperforms Athlon II X3 400e by 2% in our combined benchmark results.
General info
Comparing Pentium G640 and Athlon II X3 400e processor market type (desktop or notebook), architecture, sales start time and price.
Place in performance ranking | 2406 | 2420 |
Place by popularity | not in top-100 | not in top-100 |
Value for money | 1.45 | 1.80 |
Market segment | Desktop processor | Desktop processor |
Architecture codename | Sandy Bridge (2011−2013) | Rana (2009−2011) |
Release date | 3 June 2012 (11 years old) | October 2009 (14 years old) |
Launch price (MSRP) | $179 | $107 |
Current price | $32 (0.2x MSRP) | $64 (0.6x MSRP) |
Athlon II X3 400e has 24% better value for money than Pentium G640.
Technical specs
Pentium G640 and Athlon II X3 400e 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) | 3 (Tri-Core) |
Threads | 2 | 3 |
Base clock speed | 2.8 GHz | no data |
Boost clock speed | 2.8 GHz | 2.2 GHz |
L1 cache | 64 KB (per core) | 128 KB (per core) |
L2 cache | 256 KB (per core) | 512 KB (per core) |
L3 cache | 3 MB (shared) | 0 KB |
Chip lithography | 32 nm | 45 nm |
Die size | 131 mm2 | 169 mm2 |
Maximum core temperature | 69 °C | no data |
Number of transistors | 504 million | 300 million |
64 bit support | + | + |
Windows 11 compatibility | - | - |
Unlocked multiplier | No | No |
Compatibility
Information on Pentium G640 and Athlon II X3 400e 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 | FCLGA1155 | AM3 |
Power consumption (TDP) | 65 Watt | 45 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium G640 and Athlon II X3 400e. You'll probably need this information if you require some particular technology.
Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2 | no data |
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 | Discontinued | no data |
Security technologies
Pentium G640 and Athlon II X3 400e 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 Pentium G640 and Athlon II X3 400e are enumerated here.
VT-d | - | no data |
VT-x | + | no data |
EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium G640 and Athlon II X3 400e. Depending on the motherboard, higher memory frequencies may be supported.
Supported memory types | DDR3 | DDR3 |
Maximum memory size | 32 GB | no data |
Max memory channels | 2 | no data |
Maximum memory bandwidth | 17 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
Integrated graphics card | Intel® HD Graphics for 2nd Generation Intel® Processors | no data |
Graphics max frequency | 1.1 GHz | no data |
Graphics interfaces
Available interfaces and connections of Pentium G640 and Athlon II X3 400e integrated GPUs.
Number of displays supported | 2 | no data |
Peripherals
Specifications and connection of peripherals supported by Pentium G640 and Athlon II X3 400e.
PCIe version | 2.0 | 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.
Pentium G640 outperforms Athlon II X3 400e by 2% in our combined 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%
Pentium G640 outperforms Athlon II X3 400e by 2% in Passmark.
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 G640 outperforms Athlon II X3 400e by 55% 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%
Athlon II X3 400e outperforms Pentium G640 by 2% in GeekBench 5 Multi-Core.
Advantages and disadvantages
Performance score | 0.88 | 0.86 |
Physical cores | 2 | 3 |
Threads | 2 | 3 |
Cost | $179 | $107 |
Chip lithography | 32 nm | 45 nm |
Power consumption (TDP) | 65 Watt | 45 Watt |
We couldn't decide between Pentium G640 and Athlon II X3 400e. The differences in performance seem too small.
Should you still have questions on choice between Pentium G640 and Athlon II X3 400e, ask them in Comments section, and we shall answer.
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