Intel Pentium G2020 vs Core2 Duo E8400 |
Released January, 2013
Intel Pentium G2020
- 2.9 GHz
- Dual core
7 Out of 10
Reasons to buy the Intel Pentium G2020
 | Newer manufacturing process 22 nms | | Has a built-in GPU Yes |
| | Much better performance per dollar 7.39 pt/$ | | Better PassMark (Single core) score 1,560 |
VS
Released January, 2008
Intel Core2 Duo E8400
- 3 GHz
- Dual core
6.6 Out of 10
Reasons to buy the Core2 Duo E8400
| | Much more l2 cache 6 MB | | Much more l2 cache per core 3 MB/core |
| | Supports trusted computing Yes |
by Anthony-GarreffaYour GPU setup is more than good enough to run Battlefield 3 at medium-to-high settings at 1920x1080, so I would suggest waiting and upgrading to an Ivy Bridge setup.
CPUBoss Review Our evaluation of G2020 vs E8400
Performance | |
Benchmark performance using all cores | |
| Passmark and GeekBench (32-bit) | |
Single-core Performance | |
Individual core benchmark performance | |
| Passmark (Single Core) | |
Overclocking | |
How much speed can you get out of the processor? | |
| overclock popularity | |
Value | |
Are you paying a premium for performance? | |
| Performance Per Dollar | |
No winner declared
Too close to call
Cast your vote Do you agree or disagree with CPUBoss?
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Differences What are the advantages of each
| |||||||
| Newer manufacturing process | 22 nms | vs | 45 nms | A newer manufacturing process allows for a more powerful, yet cooler running processor | |||
|---|---|---|---|---|---|---|---|
| Has a built-in GPU | Yes | vs | No | Somewhat common; A separate graphics adapter is not required | |||
| Much better performance per dollar | 7.39 pt/$ | vs | 2.24 pt/$ | More than 3.2x better performance per dollar | |||
| Better PassMark (Single core) score | 1,560 | vs | 1,258 | Around 25% better PassMark (Single core) score | |||
| Marginally newer | Jan, 2013 | vs | Jan, 2008 | Release date over 5 years later | |||
| Slightly lower typical power consumption | 44.69W | vs | 52.81W | More than 15% lower typical power consumption | |||
| Better performance per watt | 8.6 pt/W | vs | 6.16 pt/W | Around 40% better performance per watt | |||
| Lower annual commercial energy cost | 48.18 $/year | vs | 56.94 $/year | More than 15% lower annual commercial energy cost | |||
| Slightly lower annual home energy cost | 13.25 $/year | vs | 15.66 $/year | More than 15% lower annual home energy cost | |||
| |||||||
| Much more l2 cache | 6 MB | vs | 1 MB | 6x more l2 cache; more data can be stored in the l2 cache for quick access later | |||
| Much more l2 cache per core | 3 MB/core | vs | 0.5 MB/core | 6x more l2 cache per core | |||
| Supports trusted computing | Yes | vs | No | Somewhat common; Allows for safer, more reliable computing | |||
Report a correction
Benchmarks Real world tests of Pentium G2020 vs Core2 Duo E8400
GeekBench (32-bit)
GeekBench
3D Mark 11 (Physics)
Passmark
Passmark (Single Core)
Specifications Full list of technical specs
summary | Pentium G2020 | vs | Core2 Duo E8400 |
|---|---|---|---|
| Clock speed | 2.9 GHz | 3 GHz | |
| Cores | Dual core | Dual core | |
| Socket type | |||
| LGA 1155 | |||
| LGA 775 | |||
| Is hyperthreaded | No | No | |
features | |||
| Has a NX bit | Yes | Yes | |
| Supports trusted computing | No | Yes | |
| Has vitualization support | Yes | Yes | |
| Instruction-set-extensions | |||
| MMX | |||
| SSE | |||
| SSE4.2 | |||
| SSE3 | |||
| SSE2 | |||
| Supplemental SSE3 | |||
| SSE4.1 | |||
| SSE4 | |||
| Supports dynamic frequency scaling | Yes | Yes | |
gpu | |||
| GPU | GPU | None | |
| Label | Intel® HD Graphics | N/A | |
| Number of displays supported | 3 | N/A | |
| GPU clock speed | 650 MHz | N/A | |
| Turbo clock speed | 1,050 MHz | N/A | |
bus | |||
| Architecture | DMI | FSB | |
| Number of links | 1 | 1 | |
details | Pentium G2020 | vs | Core2 Duo E8400 |
|---|---|---|---|
| Architecture | x86-64 | x86-64 | |
| Threads | 2 | 2 | |
| L2 cache | 1 MB | 6 MB | |
| L2 cache per core | 0.5 MB/core | 3 MB/core | |
| Manufacture process | 22 nms | 45 nms | |
| Max CPUs | 1 | 1 | |
| Clock multiplier | 29 | 9 | |
overclocking | |||
| Overclock popularity | 3 | 125 | |
| Overclock review score | 0.8 | 4.5 | |
power consumption | |||
| TDP | 55W | 65W | |
| Annual home energy cost | 13.25 $/year | 15.66 $/year | |
| Annual commercial energy cost | 48.18 $/year | 56.94 $/year | |
| Performance per watt | 8.6 pt/W | 6.16 pt/W | |
| Typical power consumption | 44.69W | 52.81W | |
 Intel Pentium G2020  Report a correction |  Intel Core2 Duo E8400 Report a correction |
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