AMD EPYC 7643 | Intel Xeon E7-2870 v2 | |
CPU comparisonAMD EPYC 7643 or Intel Xeon E7-2870 v2 - 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 AMD EPYC 7643 has 48 cores with 96 threads and clocks with a maximum frequency of 3.60 GHz. Up to 4096 GB of memory is supported in 8 memory channels. The AMD EPYC 7643 was released in Q1/2021. The Intel Xeon E7-2870 v2 has 15 cores with 30 threads and clocks with a maximum frequency of 2.90 GHz. The CPU supports up to 1536 GB of memory in 4 memory channels. The Intel Xeon E7-2870 v2 was released in Q1/2014. |
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AMD EPYC (129) | Family | Intel Xeon E7 (20) |
AMD EPYC 7003 (29) | CPU group | Intel Xeon E7 v2 (20) |
3 | Generation | 4 |
Milan (Zen 3) | Architecture | Ivy Bridge EX |
Desktop / Server | Segment | Desktop / Server |
AMD EPYC 7642 | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD EPYC 7643 has 48 CPU cores and can calculate 96 threads in parallel. The clock frequency of the AMD EPYC 7643 is 2.30 GHz (3.60 GHz) while the Intel Xeon E7-2870 v2 has 15 CPU cores and 30 threads can calculate simultaneously. The clock frequency of the Intel Xeon E7-2870 v2 is at 2.30 GHz (2.90 GHz). |
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AMD EPYC 7643 | Characteristic | Intel Xeon E7-2870 v2 |
48 | Cores | 15 |
96 | Threads | 30 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | No |
2.30 GHz | Frequency | 2.30 GHz |
3.60 GHz | Turbo Frequency (1 Core) | 2.90 GHz |
3.40 GHz | Turbo Frequency (All Cores) | 2.90 GHz |
Memory & PCIeThe AMD EPYC 7643 can use up to 4096 GB of memory in 8 memory channels. The maximum memory bandwidth is 204.8 GB/s. The Intel Xeon E7-2870 v2 supports up to 1536 GB of memory in 4 memory channels and achieves a memory bandwidth of up to 51.2 GB/s. |
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AMD EPYC 7643 | Characteristic | Intel Xeon E7-2870 v2 |
DDR4-3200 | Memory | DDR3-1600 |
4096 GB | Max. Memory | 1536 GB |
8 (Octa Channel) | Memory channels | 4 (Quad Channel) |
204.8 GB/s | Max. Bandwidth | 51.2 GB/s |
Yes | ECC | Yes |
-- | L2 Cache | -- |
256.00 MB | L3 Cache | 30.00 MB |
4.0 | PCIe version | -- |
128 | PCIe lanes | -- |
252.0 GB/s | PCIe Bandwidth | -- |
Thermal ManagementThe thermal design power (TDP for short) of the AMD EPYC 7643 is 240 W, while the Intel Xeon E7-2870 v2 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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AMD EPYC 7643 | Characteristic | Intel Xeon E7-2870 v2 |
240 W | TDP (PL1 / PBP) | 130 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
225 W | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe AMD EPYC 7643 is manufactured in 7 nm and has 256.00 MB cache. The Intel Xeon E7-2870 v2 is manufactured in 22 nm and has a 30.00 MB cache. |
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AMD EPYC 7643 | Characteristic | Intel Xeon E7-2870 v2 |
7 nm | Technology | 22 nm |
Chiplet | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 | ISA extensions | SSE4.1, SSE4.2, AVX |
SP3 | Socket | LGA 2011 |
AMD-V, SVM | Virtualization | VT-x, VT-x EPT, VT-d |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q1/2021 | Release date | Q1/2014 |
4995 $ | Release price | 3100 $ |
show more data | show more data | |
AMD EPYC 7643
48C 96T @ 3.60 GHz |
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Intel Xeon E7-2870 v2
15C 30T @ 2.90 GHz |
AMD EPYC 7643
48C 96T @ 3.40 GHz |
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Intel Xeon E7-2870 v2
15C 30T @ 2.90 GHz |
AMD EPYC 7643
48C 96T @ 3.60 GHz |
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Intel Xeon E7-2870 v2
15C 30T @ 2.90 GHz |
AMD EPYC 7643
48C 96T @ 3.40 GHz |
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Intel Xeon E7-2870 v2
15C 30T @ 2.90 GHz |
AMD EPYC 7643
48C 96T @ 3.40 GHz |
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Intel Xeon E7-2870 v2
15C 30T @ 2.90 GHz |
Devices using this processor |
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AMD EPYC 7643 | Intel Xeon E7-2870 v2 |
Unknown | Unknown |