Intel Core 2 Quad Q8400 | Intel Xeon D-2177NT | |
CPU comparisonIn this CPU comparison, we compare the Intel Core 2 Quad Q8400 and the Intel Xeon D-2177NT and use benchmarks to check which processor is faster.
We compare the Intel Core 2 Quad Q8400 4 core processor released in Q2/2009 with the Intel Xeon D-2177NT which has 14 CPU cores and was introduced in Q1/2018. |
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Intel Core2 Quad (19) | Family | Intel Xeon D (79) |
Intel Core 2 Quad Q8000/Q9000 (16) | CPU group | Intel Xeon D-2100 (13) |
2 | Generation | 2 |
Yorkfield (Penryn) | Architecture | Skylake |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core 2 Quad Q8400 is a 4 core processor with a clock frequency of 2.66 GHz. The processor can compute 4 threads at the same time. The Intel Xeon D-2177NT clocks with 1.90 GHz (3.00 GHz), has 14 CPU cores and can calculate 28 threads in parallel. |
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Intel Core 2 Quad Q8400 | Characteristic | Intel Xeon D-2177NT |
4 | Cores | 14 |
4 | Threads | 28 |
normal | Core architecture | normal |
No | Hyperthreading | Yes |
No | Overclocking ? | No |
2.66 GHz | Frequency | 1.90 GHz |
-- | Turbo Frequency (1 Core) | 3.00 GHz |
-- | Turbo Frequency (All Cores) | 2.50 GHz |
Memory & PCIeUp to 16 GB of memory in a maximum of 2 memory channels is supported by the Intel Core 2 Quad Q8400, while the Intel Xeon D-2177NT supports a maximum of 512 GB of memory with a maximum memory bandwidth of 85.4 GB/s enabled. |
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Intel Core 2 Quad Q8400 | Characteristic | Intel Xeon D-2177NT |
DDR3-1066, DDR2-800 | Memory | DDR4-2666 |
16 GB | Max. Memory | 512 GB |
2 (Dual Channel) | Memory channels | 4 (Quad Channel) |
17.1 GB/s | Max. Bandwidth | 85.4 GB/s |
No | ECC | Yes |
4.00 MB | L2 Cache | 19.00 MB |
-- | L3 Cache | -- |
-- | PCIe version | 3.0 |
-- | PCIe lanes | 32 |
-- | PCIe Bandwidth | 31.5 GB/s |
Thermal ManagementThe Intel Core 2 Quad Q8400 has a TDP of 95 W. The TDP of the Intel Xeon D-2177NT is 105 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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Intel Core 2 Quad Q8400 | Characteristic | Intel Xeon D-2177NT |
95 W | TDP (PL1 / PBP) | 105 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe Intel Core 2 Quad Q8400 has 4.00 MB cache and is manufactured in 45 nm. The cache of Intel Xeon D-2177NT is at 19.00 MB. The processor is manufactured in 14 nm. |
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Intel Core 2 Quad Q8400 | Characteristic | Intel Xeon D-2177NT |
45 nm | Technology | 14 nm |
Monolithic | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
MMX, SSE2, SSE3, SSE4.1 | ISA extensions | SSE4.1, SSE4.2, AVX2, AVX-512 |
LGA 775 | Socket | BGA 2518 |
VT-x, VT-d | Virtualization | VT-x, VT-x EPT, VT-d |
No | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q2/2009 | Release date | Q1/2018 |
-- | Release price | 1544 $ |
show more data | show more data | |
Intel Core 2 Quad Q8400
4C 4T @ 2.66 GHz |
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Intel Xeon D-2177NT
14C 28T @ 3.00 GHz |
Intel Core 2 Quad Q8400
4C 4T @ 2.66 GHz |
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Intel Xeon D-2177NT
14C 28T @ 2.50 GHz |
Intel Core 2 Quad Q8400
4C 4T @ 2.66 GHz |
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Intel Xeon D-2177NT
14C 28T @ 2.50 GHz |
Intel Core 2 Quad Q8400
4C 4T @ 2.66 GHz |
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Intel Xeon D-2177NT
14C 28T @ 1.90 GHz |
Devices using this processor |
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Intel Core 2 Quad Q8400 | Intel Xeon D-2177NT |
Unknown | Unknown |