Intel Xeon W-2145 | Intel Core i7-3820 | |
CPU comparisonIntel Xeon W-2145 or Intel Core i7-3820 - 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 Xeon W-2145 has 8 cores with 16 threads and clocks with a maximum frequency of 4.50 GHz. Up to 512 GB of memory is supported in 4 memory channels. The Intel Xeon W-2145 was released in Q3/2017. The Intel Core i7-3820 has 4 cores with 8 threads and clocks with a maximum frequency of 3.80 GHz. The CPU supports up to 64 GB of memory in 4 memory channels. The Intel Core i7-3820 was released in Q1/2012. |
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Intel Xeon W (83) | Family | Intel Core i7 Extreme Edition (24) |
Intel Xeon W-2100/3100 (15) | CPU group | Intel Core i 3000X (4) |
6 | Generation | 3 |
Skylake W | Architecture | Sandy Bridge E |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
Intel Xeon W-2245 | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Xeon W-2145 has 8 CPU cores and can calculate 16 threads in parallel. The clock frequency of the Intel Xeon W-2145 is 3.70 GHz (4.50 GHz) while the Intel Core i7-3820 has 4 CPU cores and 8 threads can calculate simultaneously. The clock frequency of the Intel Core i7-3820 is at 3.60 GHz (3.80 GHz). |
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Intel Xeon W-2145 | Characteristic | Intel Core i7-3820 |
8 | Cores | 4 |
16 | Threads | 8 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | Yes |
3.70 GHz | Frequency | 3.60 GHz |
4.50 GHz | Turbo Frequency (1 Core) | 3.80 GHz |
4.20 GHz | Turbo Frequency (All Cores) | -- |
Memory & PCIeThe Intel Xeon W-2145 can use up to 512 GB of memory in 4 memory channels. The maximum memory bandwidth is 85.4 GB/s. The Intel Core i7-3820 supports up to 64 GB of memory in 4 memory channels and achieves a memory bandwidth of up to 51.2 GB/s. |
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Intel Xeon W-2145 | Characteristic | Intel Core i7-3820 |
DDR4-2666 | Memory | DDR3-1066, DDR3-1333, DDR3-1600 |
512 GB | Max. Memory | 64 GB |
4 (Quad Channel) | Memory channels | 4 (Quad Channel) |
85.4 GB/s | Max. Bandwidth | 51.2 GB/s |
Yes | ECC | No |
-- | L2 Cache | -- |
11.00 MB | L3 Cache | 10.00 MB |
3.0 | PCIe version | 2.0 |
48 | PCIe lanes | 40 |
47.3 GB/s | PCIe Bandwidth | 20.0 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the Intel Xeon W-2145 is 140 W, while the Intel Core i7-3820 has a TDP of 130 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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Intel Xeon W-2145 | Characteristic | Intel Core i7-3820 |
140 W | TDP (PL1 / PBP) | 130 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | 105 °C |
Technical detailsThe Intel Xeon W-2145 is manufactured in 14 nm and has 11.00 MB cache. The Intel Core i7-3820 is manufactured in 32 nm and has a 10.00 MB cache. |
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Intel Xeon W-2145 | Characteristic | Intel Core i7-3820 |
14 nm | Technology | 32 nm |
Monolithic | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.1, SSE4.2, AVX2, AVX-512 | ISA extensions | SSE4.1, SSE4.2, AVX |
LGA 2066 | Socket | LGA 2011 |
VT-x, VT-x EPT, VT-d | Virtualization | VT-x, VT-x EPT, VT-d (C2 Stepping) |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q3/2017 | Release date | Q1/2012 |
1113 $ | Release price | 305 $ |
show more data | show more data | |
Intel Xeon W-2145
8C 16T @ 4.50 GHz |
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Intel Core i7-3820
4C 8T @ 3.80 GHz |
Intel Xeon W-2145
8C 16T @ 4.20 GHz |
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Intel Core i7-3820
4C 8T @ 3.60 GHz |
Intel Xeon W-2145
8C 16T @ 4.50 GHz |
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Intel Core i7-3820
4C 8T @ 3.80 GHz |
Intel Xeon W-2145
8C 16T @ 4.20 GHz |
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Intel Core i7-3820
4C 8T @ 3.60 GHz |
Intel Xeon W-2145
8C 16T @ 4.20 GHz |
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Intel Core i7-3820
4C 8T @ 3.60 GHz |
Intel Xeon W-2145
8C 16T @ 3.70 GHz |
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Intel Core i7-3820
4C 8T @ 3.60 GHz |
Intel Xeon W-2145
8C 16T @ 4.50 GHz |
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Intel Core i7-3820
4C 8T @ 3.80 GHz |
Intel Xeon W-2145
8C 16T @ 4.20 GHz |
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Intel Core i7-3820
4C 8T @ 3.60 GHz |
Devices using this processor |
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Intel Xeon W-2145 | Intel Core i7-3820 |
Unknown | Unknown |