Intel Core2 Duo E8700 | Intel Core 2 Extreme QX6850 | |
CPU comparisonIntel Core2 Duo E8700 or Intel Core 2 Extreme QX6850 - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.
The Intel Core2 Duo E8700 has 2 cores with 2 threads and clocks with a maximum frequency of 3.50 GHz. Up to 16 GB of memory is supported in 2 memory channels. The Intel Core2 Duo E8700 was released in Q1/2009. The Intel Core 2 Extreme QX6850 has 4 cores with 4 threads and clocks with a maximum frequency of 3.00 GHz. The CPU supports up to 16 GB of memory in 2 memory channels. The Intel Core 2 Extreme QX6850 was released in Q3/2007. |
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Intel Core2 Duo (29) | Family | Intel Core2 Extreme (7) |
Intel Core 2 Duo E7000/E8000 (14) | CPU group | Intel Core 2 Extreme QX6000 (3) |
2 | Generation | 1 |
Wolfdale (Penryn) | Architecture | Kentsfield (Core) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core2 Duo E8700 is a 2 core processor with a clock frequency of 3.50 GHz. The Intel Core 2 Extreme QX6850 has 4 CPU cores with a clock frequency of 3.00 GHz. |
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Intel Core2 Duo E8700 | Characteristic | Intel Core 2 Extreme QX6850 |
2 | Cores | 4 |
2 | Threads | 4 |
normal | Core architecture | normal |
No | Hyperthreading | No |
Yes | Overclocking ? | Yes |
3.50 GHz | Frequency | 3.00 GHz |
-- | Turbo Frequency (1 Core) | -- |
-- | Turbo Frequency (All Cores) | -- |
Memory & PCIeThe Intel Core2 Duo E8700 supports a maximum of 16 GB of memory in 2 memory channels. The Intel Core 2 Extreme QX6850 can connect up to 16 GB of memory in 2 memory channels. |
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Intel Core2 Duo E8700 | Characteristic | Intel Core 2 Extreme QX6850 |
DDR3-1333, DDR2-1066 | Memory | DDR3-1066, DDR2-800 |
16 GB | Max. Memory | 16 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
21.3 GB/s | Max. Bandwidth | 17.1 GB/s |
No | ECC | No |
6.00 MB | L2 Cache | 8.00 MB |
-- | L3 Cache | -- |
-- | PCIe version | -- |
-- | PCIe lanes | -- |
-- | PCIe Bandwidth | -- |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core2 Duo E8700 has a TDP of 65 W, that of the Intel Core 2 Extreme QX6850 is 130 W. |
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Intel Core2 Duo E8700 | Characteristic | Intel Core 2 Extreme QX6850 |
65 W | TDP (PL1 / PBP) | 130 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe Intel Core2 Duo E8700 has a 6.00 MB cache, while the Intel Core 2 Extreme QX6850 cache has a total of 8.00 MB. |
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Intel Core2 Duo E8700 | Characteristic | Intel Core 2 Extreme QX6850 |
45 nm | Technology | 65 nm |
Monolithic | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
MMX, SSE, SSE2, SSE3, SSE 4.1 | ISA extensions | MMX, SSE2, SSE3 |
LGA 775 | Socket | LGA 775 |
VT-x | Virtualization | VT-x |
No | AES-NI | No |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q1/2009 | Release date | Q3/2007 |
-- | Release price | -- |
show more data | show more data | |
Intel Core2 Duo E8700
2C 2T @ 3.50 GHz |
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Intel Core 2 Extreme QX6850
4C 4T @ 3.00 GHz |
Intel Core2 Duo E8700
2C 2T @ 3.50 GHz |
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Intel Core 2 Extreme QX6850
4C 4T @ 3.00 GHz |
Intel Core2 Duo E8700
2C 2T @ 3.50 GHz |
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Intel Core 2 Extreme QX6850
4C 4T @ 3.00 GHz |
Devices using this processor |
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Intel Core2 Duo E8700 | Intel Core 2 Extreme QX6850 |
Unknown | Unknown |