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Intel Core 2 Extreme QX6850 | AMD EPYC 7443 | |
CPU comparisonIntel Core 2 Extreme QX6850 or AMD EPYC 7443 - 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 Core 2 Extreme QX6850 has 4 cores with 4 threads and clocks with a maximum frequency of 3.00 GHz. Up to 16 GB of memory is supported in 2 memory channels. The Intel Core 2 Extreme QX6850 was released in Q3/2007. The AMD EPYC 7443 has 24 cores with 48 threads and clocks with a maximum frequency of 4.00 GHz. The CPU supports up to 4096 GB of memory in 8 memory channels. The AMD EPYC 7443 was released in Q1/2021. |
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Intel Core2 Extreme (7) | Family | AMD EPYC (129) |
Intel Core 2 Extreme QX6000 (3) | CPU group | AMD EPYC 7003 (29) |
1 | Generation | 3 |
Kentsfield (Core) | Architecture | Milan (Zen 3) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core 2 Extreme QX6850 has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the Intel Core 2 Extreme QX6850 is 3.00 GHz while the AMD EPYC 7443 has 24 CPU cores and 48 threads can calculate simultaneously. The clock frequency of the AMD EPYC 7443 is at 2.85 GHz (4.00 GHz). |
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Intel Core 2 Extreme QX6850 | Characteristic | AMD EPYC 7443 |
4 | Cores | 24 |
4 | Threads | 48 |
normal | Core architecture | normal |
No | Hyperthreading | Yes |
Yes | Overclocking ? | No |
3.00 GHz | Frequency | 2.85 GHz |
-- | Turbo Frequency (1 Core) | 4.00 GHz |
-- | Turbo Frequency (All Cores) | 3.60 GHz |
Memory & PCIeThe Intel Core 2 Extreme QX6850 can use up to 16 GB of memory in 2 memory channels. The maximum memory bandwidth is 17.1 GB/s. The AMD EPYC 7443 supports up to 4096 GB of memory in 8 memory channels and achieves a memory bandwidth of up to 204.8 GB/s. |
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Intel Core 2 Extreme QX6850 | Characteristic | AMD EPYC 7443 |
DDR3-1066, DDR2-800 | Memory | DDR4-3200 |
16 GB | Max. Memory | 4096 GB |
2 (Dual Channel) | Memory channels | 8 (Octa Channel) |
17.1 GB/s | Max. Bandwidth | 204.8 GB/s |
No | ECC | Yes |
8.00 MB | L2 Cache | -- |
-- | L3 Cache | 128.00 MB |
-- | PCIe version | 4.0 |
-- | PCIe lanes | 128 |
-- | PCIe Bandwidth | 252.0 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the Intel Core 2 Extreme QX6850 is 130 W, while the AMD EPYC 7443 has a TDP of 200 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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Intel Core 2 Extreme QX6850 | Characteristic | AMD EPYC 7443 |
130 W | TDP (PL1 / PBP) | 200 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | 165 W |
-- | Tjunction max. | -- |
Technical detailsThe Intel Core 2 Extreme QX6850 is manufactured in 65 nm and has 8.00 MB cache. The AMD EPYC 7443 is manufactured in 7 nm and has a 128.00 MB cache. |
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Intel Core 2 Extreme QX6850 | Characteristic | AMD EPYC 7443 |
65 nm | Technology | 7 nm |
Monolithic | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
MMX, SSE2, SSE3 | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
LGA 775 | Socket | SP3 |
VT-x | Virtualization | AMD-V, SVM |
No | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q3/2007 | Release date | Q1/2021 |
-- | Release price | 2010 $ |
show more data | show more data | |
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Intel Core 2 Extreme QX6850
4C 4T @ 3.00 GHz |
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AMD EPYC 7443
24C 48T @ 4.00 GHz |
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Intel Core 2 Extreme QX6850
4C 4T @ 3.00 GHz |
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AMD EPYC 7443
24C 48T @ 3.60 GHz |
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Intel Core 2 Extreme QX6850
4C 4T @ 3.00 GHz |
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AMD EPYC 7443
24C 48T @ 3.60 GHz |
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Intel Core 2 Extreme QX6850
4C 4T @ 3.00 GHz |
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AMD EPYC 7443
24C 48T @ 4.00 GHz |
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Intel Core 2 Extreme QX6850
4C 4T @ 3.00 GHz |
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AMD EPYC 7443
24C 48T @ 3.60 GHz |
Devices using this processor |
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Intel Core 2 Extreme QX6850 | AMD EPYC 7443 |
Unknown | Unknown |