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Intel Xeon Gold 6434 | Intel Xeon Gold 6256 | |
CPU comparisonIn this CPU comparison, we compare the Intel Xeon Gold 6434 and the Intel Xeon Gold 6256 and use benchmarks to check which processor is faster.
We compare the Intel Xeon Gold 6434 8 core processor released in Q1/2023 with the Intel Xeon Gold 6256 which has 12 CPU cores and was introduced in Q1/2020. |
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Intel Xeon Gold (163) | Family | Intel Xeon Gold (163) |
Intel Xeon Gold 5400/6400 (25) | CPU group | Intel Xeon Gold 5200/6200 (55) |
4 | Generation | 2 |
Sapphire Rapids | Architecture | Cascade Lake |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Xeon Gold 6434 is a 8 core processor with a clock frequency of 3.70 GHz (4.10 GHz). The processor can compute 16 threads at the same time. The Intel Xeon Gold 6256 clocks with 3.60 GHz (4.50 GHz), has 12 CPU cores and can calculate 24 threads in parallel. |
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Intel Xeon Gold 6434 | Characteristic | Intel Xeon Gold 6256 |
8 | Cores | 12 |
16 | Threads | 24 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | No |
3.70 GHz | Frequency | 3.60 GHz |
4.10 GHz | Turbo Frequency (1 Core) | 4.50 GHz |
-- | Turbo Frequency (All Cores) | 4.20 GHz |
Memory & PCIeUp to 4096 GB of memory in a maximum of 8 memory channels is supported by the Intel Xeon Gold 6434, while the Intel Xeon Gold 6256 supports a maximum of 1024 GB of memory with a maximum memory bandwidth of 140.7 GB/s enabled. |
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Intel Xeon Gold 6434 | Characteristic | Intel Xeon Gold 6256 |
DDR5-4400, DDR5-4800 | Memory | DDR4-2933 |
4096 GB | Max. Memory | 1024 GB |
8 (Octa Channel) | Memory channels | 6 (Hexa Channel) |
307.2 GB/s | Max. Bandwidth | 140.7 GB/s |
Yes | ECC | Yes |
-- | L2 Cache | -- |
22.50 MB | L3 Cache | 33.00 MB |
5.0 | PCIe version | 3.0 |
80 | PCIe lanes | 48 |
315.0 GB/s | PCIe Bandwidth | 47.3 GB/s |
Thermal ManagementThe Intel Xeon Gold 6434 has a TDP of 195 W. The TDP of the Intel Xeon Gold 6256 is 205 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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Intel Xeon Gold 6434 | Characteristic | Intel Xeon Gold 6256 |
195 W | TDP (PL1 / PBP) | 205 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | 76 °C |
Technical detailsThe Intel Xeon Gold 6434 has 22.50 MB cache and is manufactured in 10 nm. The cache of Intel Xeon Gold 6256 is at 33.00 MB. The processor is manufactured in 14 nm. |
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Intel Xeon Gold 6434 | Characteristic | Intel Xeon Gold 6256 |
10 nm | Technology | 14 nm |
Chiplet | 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, AVX2, AVX-512 |
LGA 4677 | Socket | LGA 3647 |
VT-x, VT-x EPT, VT-d | Virtualization | VT-x, VT-x EPT, VT-d |
Yes | AES-NI | Yes |
Windows, Linux | Operating systems | Windows 10, Linux |
Q1/2023 | Release date | Q1/2020 |
2607 $ | Release price | 3900 $ |
show more data | show more data | |
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Intel Xeon Gold 6434
8C 16T @ 4.10 GHz |
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Intel Xeon Gold 6256
12C 24T @ 4.50 GHz |
Devices using this processor |
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Intel Xeon Gold 6434 | Intel Xeon Gold 6256 |
Unknown | Unknown |