C-70 vs Core 2 Duo E6420
General info
Comparing Core 2 Duo E6420 and C-70 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Series | no data | AMD C-Series |
| Architecture codename | Conroe (2006−2007) | Ontario (2011−2012) |
| Release date | April 2007 (17 years ago) | 1 September 2012 (11 years ago) |
| Current price | $47 | $107 |
Technical specs
Core 2 Duo E6420 and C-70 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) | 2 (Dual-core) |
| Threads | 2 | 2 |
| Base clock speed | 2.13 GHz | 1 GHz |
| Boost clock speed | 2.13 GHz | 1.33 GHz |
| L1 cache | 64 KB | 64K (per core) |
| L2 cache | 4 MB | 512K (per core) |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 65 nm | 40 nm |
| Die size | 111 mm2 | 75 mm2 |
| Maximum core temperature | 60 °C | no data |
| Number of transistors | 167 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | No | No |
| VID voltage range | 0.85V-1.5V | no data |
Compatibility
Information on Core 2 Duo E6420 and C-70 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 | PLGA775 | FT1 BGA 413-Ball |
| Power consumption (TDP) | 65 Watt | 9 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core 2 Duo E6420 and C-70. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | MMX(+), SSE(1,2,3,3S,4A), AMD-V, Radeon HD 6290 (276-400 MHz) |
| AES-NI | - | 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 |
| Demand Based Switching | - | no data |
| FSB parity | - | no data |
| Status | Discontinued | no data |
Security technologies
Core 2 Duo E6420 and C-70 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 Core 2 Duo E6420 and C-70 are enumerated here.
| AMD-V | no data | + |
| VT-x | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E6420 and C-70. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2, DDR3 | DDR3 Single-channel |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | AMD Radeon HD 6290 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
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 2 Duo E6420 outperforms C-70 by 141% 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%
Core 2 Duo E6420 outperforms C-70 by 188% 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%
Core 2 Duo E6420 outperforms C-70 by 200% in GeekBench 5 Multi-Core.
Advantages and disadvantages
| Chip lithography | 65 nm | 40 nm |
| Power consumption (TDP) | 65 Watt | 9 Watt |
We couldn't decide between Core 2 Duo E6420 and C-70. We've got no test results to judge.
Note that Core 2 Duo E6420 is a desktop processor while C-70 is a notebook one.
Should you still have questions on choice between Core 2 Duo E6420 and C-70, ask them in Comments section, and we shall answer.
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