Intel Core i7-6785R | AMD EPYC 7401P | |
CPU comparisonIntel Core i7-6785R or AMD EPYC 7401P - 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 Core i7-6785R has 4 cores with 8 threads and clocks with a maximum frequency of 3.90 GHz. Up to 64 GB of memory is supported in 2 memory channels. The Intel Core i7-6785R was released in Q2/2016. The AMD EPYC 7401P has 24 cores with 48 threads and clocks with a maximum frequency of 3.00 GHz. The CPU supports up to GB of memory in 8 memory channels. The AMD EPYC 7401P was released in Q3/2017. |
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Intel Core i7 (298) | Family | AMD EPYC (129) |
Intel Core i 6000 (24) | CPU group | AMD EPYC 7001 (12) |
6 | Generation | 1 |
Skylake S | Architecture | Naples (Zen) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core i7-6785R has 4 CPU cores and can calculate 8 threads in parallel. The clock frequency of the Intel Core i7-6785R is 3.30 GHz (3.90 GHz) while the AMD EPYC 7401P has 24 CPU cores and 48 threads can calculate simultaneously. The clock frequency of the AMD EPYC 7401P is at 2.00 GHz (3.00 GHz). |
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Intel Core i7-6785R | Characteristic | AMD EPYC 7401P |
4 | Cores | 24 |
8 | Threads | 48 |
normal | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | No |
3.30 GHz | Frequency | 2.00 GHz |
3.90 GHz | Turbo Frequency (1 Core) | 3.00 GHz |
3.50 GHz | Turbo Frequency (All Cores) | 2.80 GHz |
Internal GraphicsThe Intel Core i7-6785R or AMD EPYC 7401P has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die. |
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Intel Iris Pro Graphics 580 | GPU | no iGPU |
0.35 GHz | GPU frequency | -- |
1.15 GHz | GPU (Turbo) | -- |
9 | GPU Generation | -- |
14 nm | Technology | |
3 | Max. displays | |
72 | Compute units | -- |
576 | Shader | -- |
No | Hardware Raytracing | No |
No | Frame Generation | No |
32 GB | Max. GPU Memory | -- |
12.0 | DirectX Version | -- |
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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Intel Iris Pro Graphics 580 | GPU | no iGPU |
Decode / Encode | Codec h265 / HEVC (8 bit) | No |
Decode | Codec h265 / HEVC (10 bit) | No |
Decode / Encode | Codec h264 | No |
Decode | Codec VP9 | No |
Decode / Encode | Codec VP8 | No |
No | Codec AV1 | No |
Decode / Encode | Codec AVC | No |
Decode | Codec VC-1 | No |
Decode / Encode | Codec JPEG | No |
Memory & PCIeThe Intel Core i7-6785R can use up to 64 GB of memory in 2 memory channels. The maximum memory bandwidth is 34.1 GB/s. The AMD EPYC 7401P supports up to GB of memory in 8 memory channels and achieves a memory bandwidth of up to 170.6 GB/s. |
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Intel Core i7-6785R | Characteristic | AMD EPYC 7401P |
DDR4-2133 | Memory | DDR4-2400, DDR4-2666 |
64 GB | Max. Memory | |
2 (Dual Channel) | Memory channels | 8 (Octa Channel) |
34.1 GB/s | Max. Bandwidth | 170.6 GB/s |
No | ECC | Yes |
-- | L2 Cache | -- |
8.00 MB | L3 Cache | 64.00 MB |
3.0 | PCIe version | 3.0 |
20 | PCIe lanes | 128 |
19.7 GB/s | PCIe Bandwidth | 126.1 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the Intel Core i7-6785R is 65 W, while the AMD EPYC 7401P has a TDP of 170 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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Intel Core i7-6785R | Characteristic | AMD EPYC 7401P |
65 W | TDP (PL1 / PBP) | 170 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe Intel Core i7-6785R is manufactured in 14 nm and has 8.00 MB cache. The AMD EPYC 7401P is manufactured in 14 nm and has a 64.00 MB cache. |
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Intel Core i7-6785R | Characteristic | AMD EPYC 7401P |
14 nm | Technology | 14 nm |
Monolithic | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.1, SSE4.2, AVX2 | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
BGA 1440 | Socket | SP3 |
VT-x, VT-x EPT, VT-d | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q2/2016 | Release date | Q3/2017 |
-- | Release price | 1450 $ |
show more data | show more data | |
Intel Core i7-6785R
4C 8T @ 3.90 GHz |
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AMD EPYC 7401P
24C 48T @ 3.00 GHz |
Intel Core i7-6785R
4C 8T @ 3.50 GHz |
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AMD EPYC 7401P
24C 48T @ 2.80 GHz |
Intel Core i7-6785R
4C 8T @ 3.50 GHz |
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AMD EPYC 7401P
24C 48T @ 2.80 GHz |
Intel Core i7-6785R
4C 8T @ 3.90 GHz |
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AMD EPYC 7401P
24C 48T @ 3.00 GHz |
Intel Core i7-6785R
4C 8T @ 3.50 GHz |
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AMD EPYC 7401P
24C 48T @ 2.80 GHz |
Intel Core i7-6785R
4C 8T @ 3.90 GHz |
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AMD EPYC 7401P
24C 48T @ 3.00 GHz |
Intel Core i7-6785R
4C 8T @ 3.50 GHz |
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AMD EPYC 7401P
24C 48T @ 2.80 GHz |
Intel Core i7-6785R
Intel Iris Pro Graphics 580 @ 1.15 GHz |
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AMD EPYC 7401P
@ 0.00 GHz |
Devices using this processor |
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Intel Core i7-6785R | AMD EPYC 7401P |
Unknown | Unknown |