Intel Core2 Duo E8400 | Intel Xeon E-2278GEL | |
CPU comparisonIntel Core2 Duo E8400 or Intel Xeon E-2278GEL - 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 E8400 has 2 cores with 2 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 Core2 Duo E8400 was released in Q1/2008. The Intel Xeon E-2278GEL has 8 cores with 16 threads and clocks with a maximum frequency of 3.90 GHz. The CPU supports up to 128 GB of memory in 2 memory channels. The Intel Xeon E-2278GEL was released in Q2/2019. |
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Intel Core2 Duo (29) | Family | Intel Xeon E (44) |
Intel Core 2 Duo E7000/E8000 (14) | CPU group | Intel Xeon E-2200 (19) |
2 | Generation | 2 |
Wolfdale (Penryn) | Architecture | Coffee Lake S |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core2 Duo E8400 is a 2 core processor with a clock frequency of 3.00 GHz. The Intel Xeon E-2278GEL has 8 CPU cores with a clock frequency of 2.00 GHz (3.90 GHz). |
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Intel Core2 Duo E8400 | Characteristic | Intel Xeon E-2278GEL |
2 | Cores | 8 |
2 | Threads | 16 |
normal | Core architecture | normal |
No | Hyperthreading | Yes |
Yes | Overclocking ? | No |
3.00 GHz | Frequency | 2.00 GHz |
-- | Turbo Frequency (1 Core) | 3.90 GHz |
-- | Turbo Frequency (All Cores) | 2.40 GHz |
Integrated graphics (iGPU)The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs. |
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no iGPU | GPU | Intel UHD Graphics P630 |
GPU frequency | 0.35 GHz | |
-- | GPU (Turbo) | 1.20 GHz |
-- | GPU Generation | 9.5 |
Technology | 14 nm | |
Max. displays | 3 | |
-- | Compute units | 24 |
-- | Shader | 192 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
-- | Max. GPU Memory | 64 GB |
-- | DirectX Version | 12 |
Hardware codec supportA photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos. |
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no iGPU | GPU | Intel UHD Graphics P630 |
No | Codec h265 / HEVC (8 bit) | Decode / Encode |
No | Codec h265 / HEVC (10 bit) | Decode / Encode |
No | Codec h264 | Decode / Encode |
No | Codec VP9 | Decode / Encode |
No | Codec VP8 | Decode / Encode |
No | Codec AV1 | No |
No | Codec AVC | Decode / Encode |
No | Codec VC-1 | Decode |
No | Codec JPEG | Decode / Encode |
Memory & PCIeThe Intel Core2 Duo E8400 supports a maximum of 16 GB of memory in 2 memory channels. The Intel Xeon E-2278GEL can connect up to 128 GB of memory in 2 memory channels. |
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Intel Core2 Duo E8400 | Characteristic | Intel Xeon E-2278GEL |
DDR3-1333, DDR2-1066 | Memory | DDR4-2666 |
16 GB | Max. Memory | 128 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
21.3 GB/s | Max. Bandwidth | 42.7 GB/s |
No | ECC | Yes |
6.00 MB | L2 Cache | -- |
-- | L3 Cache | 16.00 MB |
-- | PCIe version | 3.0 |
-- | PCIe lanes | 16 |
-- | PCIe Bandwidth | 15.8 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core2 Duo E8400 has a TDP of 65 W, that of the Intel Xeon E-2278GEL is 35 W. |
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Intel Core2 Duo E8400 | Characteristic | Intel Xeon E-2278GEL |
65 W | TDP (PL1 / PBP) | 35 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | 100 °C |
Technical detailsThe Intel Core2 Duo E8400 has a 6.00 MB cache, while the Intel Xeon E-2278GEL cache has a total of 16.00 MB. |
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Intel Core2 Duo E8400 | Characteristic | Intel Xeon E-2278GEL |
45 nm | Technology | 14 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 | SSE4.1, SSE4.2, AVX2 |
LGA 775 | Socket | LGA 1151 |
VT-x | Virtualization | VT-x, VT-x EPT, VT-d |
No | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q1/2008 | Release date | Q2/2019 |
-- | Release price | 494 $ |
show more data | show more data | |
Intel Core2 Duo E8400
2C 2T @ 3.00 GHz |
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Intel Xeon E-2278GEL
8C 16T @ 2.40 GHz |
Intel Core2 Duo E8400
2C 2T @ 3.00 GHz |
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Intel Xeon E-2278GEL
8C 16T @ 3.90 GHz |
Intel Core2 Duo E8400
2C 2T @ 3.00 GHz |
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Intel Xeon E-2278GEL
8C 16T @ 2.40 GHz |
Intel Core2 Duo E8400
@ 0.00 GHz |
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Intel Xeon E-2278GEL
Intel UHD Graphics P630 @ 1.20 GHz |
Intel Core2 Duo E8400
2C 2T @ 3.00 GHz |
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Intel Xeon E-2278GEL
8C 16T @ 3.90 GHz |
Intel Core2 Duo E8400
2C 2T @ 3.00 GHz |
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Intel Xeon E-2278GEL
8C 16T @ 2.00 GHz |
Devices using this processor |
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Intel Core2 Duo E8400 | Intel Xeon E-2278GEL |
Unknown | Unknown |