| Name: | Intel Core i9-7940X |
| Family: | Intel Core i9 |
| Group: | Intel Core i 7000X |
| Segment: | Desktop / Server |
| Generation: | 7 |
Intel Core i9-7940X Benchmark, Test and specs
Last updated:
CPU lineage
The Intel Core i9-7940X features 14 processor cores and has the capability to manage 28 threads concurrently. It was released in Q4/2017 and belongs to the 7 generation of the Intel Core i9 series. To use the Intel Core i9-7940X, you'll need a motherboard with a LGA 2066 socket.
CPU Cores and Base Frequency
The Intel Core i9-7940X has 14 CPU cores and can calculate 28 threads in parallel. The clock frequency of the Intel Core i9-7940X is 3.1 GHz and turbo frequency for one core is 4.3 GHz. The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
| CPU Cores: | 14 |
| Threads: | 28 |
| Cores: | 14x |
| Core architecture: | normal |
| Hyperthreading: | Yes |
| Overclocking: | Yes |
| Frequency: | 3.1 GHz |
| Turbo Frequency (1 core): | 4.3 GHz |
Memory & PCIe
The processor supports a maximum memory capacity of 128.0 GB distributed across 4 memory channels. It offers a peak memory bandwidth of 85.4 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
| Memory type: | DDR4-2666 |
| Max. Memory: | 128.0 GB |
| Memory channels: | 4 |
| Bandwidth: | 85.4 GB/s |
| ECC: | No |
| PCIe: | pci |
| AES-NI: | Yes |
Thermal Management
The processor has a thermal design power (TDP) of 165 W watts. TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
| TDP (PL1 / PBP): | 165 W |
| TDP (PL2): | None |
| TDP up: | None |
| TDP down: | None |
| Tjunction max: | -- |
Technical details
The Intel Core i9-7940X is manufactured using a 14 nm process. A smaller manufacturing process indicates a more contemporary and energy-efficient CPU. In total, this processor boasts a generous 19.0 MB cache. A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
| Technology: | 14 nm |
| Chip design: | Monolithic |
| Socket: | LGA 2066 |
| L2-Cache: | 0 bytes |
| L3-Cache: | 19.0 MB |
| Architecture: | Skylake X |
| Operating systems: | Windows 10, Linux |
| Virtualization: | VT-x, VT-x EPT, VT-d |
| Instruction set (ISA): | x86-64 (64 bit) |
| ISA extensions: | SSE4.1, SSE4.2, AVX2, AVX-512 |
| Release date: | Q4/2017 |
| Release price: | 1399 $ |
| Part Number: | -- |
| Documents: | Technical data sheet |
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Benchmarks
Geekbench 3, 64bit (Multi-Core)
|
AMD EPYC 7401
24C 48T @ 2.0 GHz
|
54859
|
|
Intel Xeon E5-2698 v3
16C 32T @ 2.3 GHz
|
54216
|
|
|
Intel Core i9-7940X
14C 28T @ 3.1 GHz
|
53446
|
|
|
Intel Xeon E5-2683 v4
16C 32T @ 2.1 GHz
|
52974
|
|
Intel Xeon Gold 6140M
18C 36T @ 2.3 GHz
|
52311
|
Estimated results for PassMark CPU Mark
|
Intel Core i7-12700HL
14C 20T @ 2.3 GHz
|
26713
|
|
|
Intel Core i9-10920X
12C 24T @ 3.5 GHz
|
26361
|
|
|
Intel Core i9-7940X
14C 28T @ 3.1 GHz
|
26338
|
|
|
Intel Xeon Gold 6242
16C 32T @ 2.8 GHz
|
26311
|
|
Apple M2 Max (38-GPU)
12C 12T @ 3.5 GHz
|
26310
|
Geekbench 5, 64bit (Multi-Core)
|
|
Intel Xeon Gold 5317
12C 24T @ 3.0 GHz
|
13054
|
|
AMD Ryzen 9 3900XT
12C 24T @ 4.1 GHz
|
12974
|
|
|
Intel Core i9-7940X
14C 28T @ 3.1 GHz
|
12964
|
|
|
Intel Xeon Gold 6142
16C 32T @ 2.6 GHz
|
12876
|
|
Intel Xeon W-2265
12C 24T @ 3.5 GHz
|
12869
|
Geekbench 6 (Multi-Core)
|
Intel Xeon E-2388G
8C 16T @ 3.2 GHz
|
10458
|
|
Intel Core i5-1350P
12C 16T @ 1.9 GHz
|
10455
|
|
|
Intel Core i9-7940X
14C 28T @ 3.1 GHz
|
10425
|
|
|
Apple M1 Pro (8-CPU)
8C 8T @ 3.2 GHz
|
10412
|
|
|
Intel Core i7-12650H
10C 16T @ 2.3 GHz
|
10411
|
Geekbench 3, 64bit (Single-Core)
|
|
Intel Core i9-7920X
12C 24T @ 2.9 GHz
|
4876
|
|
|
Intel Core i9-7900X
10C 20T @ 3.3 GHz
|
4876
|
|
|
Intel Core i9-7940X
14C 28T @ 3.1 GHz
|
4876
|
|
|
Intel Core i9-7900X
10C 20T @ 3.3 GHz
|
4876
|
|
|
Intel Core i9-7920X
12C 24T @ 2.9 GHz
|
4876
|
Cinebench R15 (Multi-Core)
|
|
Intel Core i9-9960X
16C 32T @ 3.1 GHz
|
2872
|
|
|
Intel Xeon W-2265
12C 24T @ 3.5 GHz
|
2860
|
|
|
Intel Core i9-7940X
14C 28T @ 3.1 GHz
|
2849
|
|
|
Intel Xeon E5-2699 v4
22C 44T @ 2.2 GHz
|
2840
|
|
|
Intel Xeon Gold 6140M
18C 36T @ 2.3 GHz
|
2785
|
Geekbench 6 (Single-Core)
|
|
Intel Core i9-7900X
10C 20T @ 3.3 GHz
|
1410
|
|
|
Intel Core i9-7920X
12C 24T @ 2.9 GHz
|
1410
|
|
|
Intel Core i9-7940X
14C 28T @ 3.1 GHz
|
1410
|
|
|
Intel Xeon W-3275M
28C 56T @ 2.5 GHz
|
1410
|
|
|
Intel Xeon W-2150B
10C 20T @ 3.0 GHz
|
1410
|
Geekbench 5, 64bit (Single-Core)
|
|
Intel Core i9-7900X
10C 20T @ 3.3 GHz
|
1133
|
|
|
Intel Core i9-7920X
12C 24T @ 2.9 GHz
|
1133
|
|
|
Intel Core i9-7940X
14C 28T @ 3.1 GHz
|
1133
|
|
|
Intel Core i9-7920X
12C 24T @ 2.9 GHz
|
1133
|
|
|
Intel Core i9-7900X
10C 20T @ 3.3 GHz
|
1133
|
Cinebench R15 (Single-Core)
|
AMD Ryzen 3 PRO 4350GE
4C 8T @ 3.5 GHz
|
188
|
|
AMD Ryzen 7 PRO 4750U
8C 16T @ 1.7 GHz
|
188
|
|
|
Intel Core i9-7940X
14C 28T @ 3.1 GHz
|
188
|
|
|
Intel Xeon W-3175X
28C 56T @ 3.1 GHz
|
188
|
|
|
Intel Core i9-7920X
12C 24T @ 2.9 GHz
|
188
|
Blender 2.81 (bmw27)
|
|
Intel Core i9-10900K
10C 20T @ 3.7 GHz
|
126
|
|
AMD Ryzen Threadripper 1950X
16C 32T @ 3.4 GHz
|
124
|
|
|
Intel Core i9-7940X
14C 28T @ 3.1 GHz
|
121.7
|
|
|
Intel Core i9-7920X
12C 24T @ 2.9 GHz
|
120.9
|
|
|
AMD Ryzen Threadripper 2950X
16C 32T @ 3.5 GHz
|
116.3
|
Cinebench R11.5, 64bit (Multi-Core)
|
|
AMD EPYC 7401
24C 48T @ 2.0 GHz
|
32.0
|
|
|
AMD EPYC 7401P
24C 48T @ 2.0 GHz
|
32.0
|
|
|
Intel Core i9-7940X
14C 28T @ 3.1 GHz
|
31.2
|
|
|
Intel Xeon Gold 6140M
18C 36T @ 2.3 GHz
|
30.6
|
|
|
Intel Xeon Gold 6140
18C 36T @ 2.3 GHz
|
30.6
|
Cinebench R11.5, 64bit (Single-Core)
|
|
Intel Core i9-7920X
12C 24T @ 2.9 GHz
|
2.2
|
|
|
Intel Core i9-7900X
10C 20T @ 3.3 GHz
|
2.2
|
|
|
Intel Core i9-7940X
14C 28T @ 3.1 GHz
|
2.2
|
|
|
Intel Core i7-6700K
4C 8T @ 4.0 GHz
|
2.2
|
|
|
Intel Core i9-7900X
10C 20T @ 3.3 GHz
|
2.2
|
