Intel Core i9-9940X Benchmark, Test and specs

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CPU lineage

The Intel Core i9-9940X features 14 processor cores and has the capability to manage 28 threads concurrently. It was released in Q4/2018 and belongs to the 9 generation of the Intel Core i9 series. To use the Intel Core i9-9940X, you'll need a motherboard with a LGA 2066 socket.
Name: Intel Core i9-9940X
Family: Intel Core i9
Group: Intel Core i 9000X
Segment: Desktop / Server
Generation: 9

CPU Cores and Base Frequency

The Intel Core i9-9940X has 14 CPU cores and can calculate 28 threads in parallel. The clock frequency of the Intel Core i9-9940X is 3.3 GHz and turbo frequency for one core is 4.5 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: 3.3 GHz
Turbo Frequency (1 core): 4.5 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 42.7 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: 42.7 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: 92 °C

Technical details

The Intel Core i9-9940X 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 Refresh
Operating systems: Windows 10, Linux, Windows 11
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: Q4/2018
Release price: 1387 $
Part Number: --
Documents: Technical data sheet
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Benchmarks

Estimated results for PassMark CPU Mark

Intel Xeon W-3245M
16C 32T @ 3.2 GHz
28894
28894
Intel Xeon W-2195
18C 36T @ 2.3 GHz
28467
28467
Intel Core i9-9940X
14C 28T @ 3.3 GHz
28390
28390
Intel Core i7-12700E
12C 20T @ 2.1 GHz
28279
28279
AMD Ryzen 7 5800X3D
8C 16T @ 3.4 GHz
28090
28090

Geekbench 5, 64bit (Multi-Core)

Intel Xeon Gold 6238T
22C 44T @ 1.9 GHz
14206
14206
Intel Xeon Gold 6208U
16C 32T @ 2.9 GHz
14034
14034
Intel Core i9-9940X
14C 28T @ 3.3 GHz
13946
13946
Intel Xeon Gold 6226R
16C 32T @ 2.9 GHz
13838
13838
Intel Core i9-10940X
14C 28T @ 3.3 GHz
13831
13831

Geekbench 6 (Multi-Core)

Intel Xeon W-2265
12C 24T @ 3.5 GHz
10869
10869
Intel Xeon W-2195
18C 36T @ 2.3 GHz
10864
10864
Intel Core i9-9940X
14C 28T @ 3.3 GHz
10820
10820
Intel Core i7-12650HX
14C 20T @ 2.0 GHz
10785
10785
Intel Xeon Gold 6226R
16C 32T @ 2.9 GHz
10756
10756

Cinebench R20 (Multi-Core)

Intel Xeon W-3245M
16C 32T @ 3.2 GHz
7444
7444
Intel Xeon W-3245
16C 32T @ 3.2 GHz
7444
7444
Intel Core i9-9940X
14C 28T @ 3.3 GHz
5912
5912
Intel Core i9-11980HK
8C 16T @ 3.3 GHz
5875
5875
AMD Ryzen 7 5800X3D
8C 16T @ 3.4 GHz
5799
5799

Cinebench R15 (Multi-Core)

Intel Xeon Gold 6140
18C 36T @ 2.3 GHz
2785
2785
Intel Xeon Gold 6140M
18C 36T @ 2.3 GHz
2785
2785
Intel Core i9-9940X
14C 28T @ 3.3 GHz
2587
2587
Intel Xeon Gold 6142
16C 32T @ 2.6 GHz
2578
2578
Intel Xeon Gold 6142M
16C 32T @ 2.6 GHz
2578
2578

Geekbench 6 (Single-Core)

Intel Core i7-9700T
8C 8T @ 2.0 GHz
1463
1463
Intel Core i7-8700B
6C 12T @ 3.2 GHz
1459
1459
Intel Core i9-9940X
14C 28T @ 3.3 GHz
1459
1459
Intel Core i7-8700B
6C 12T @ 3.2 GHz
1459
1459
AMD Ryzen 5 4600H
6C 12T @ 3.0 GHz
1458
1458

Geekbench 5, 64bit (Single-Core)

Intel Core i3-1115GRE
2C 4T @ 2.2 GHz
1175
1175
Intel Core i7-5950HQ
4C 8T @ 2.9 GHz
1174
1174
Intel Core i9-9940X
14C 28T @ 3.3 GHz
1174
1174
Intel Core i7-5950HQ
4C 8T @ 2.9 GHz
1174
1174
Intel Core i5-10505
6C 12T @ 3.2 GHz
1173
1173

Cinebench R20 (Single-Core)

Intel Core i7-9850H
6C 12T @ 2.6 GHz
459
459
Intel Core i3-10300
4C 8T @ 3.7 GHz
457
457
Intel Core i9-9940X
14C 28T @ 3.3 GHz
457
457
Intel Core i3-10300
4C 8T @ 3.7 GHz
457
457
Intel Core i7-1068G7
4C 8T @ 2.3 GHz
456
456

Cinebench R15 (Single-Core)

AMD Ryzen 7 4800HS
8C 16T @ 2.9 GHz
197
197
AMD Ryzen 7 4800U
8C 16T @ 1.8 GHz
197
197
Intel Core i9-9940X
14C 28T @ 3.3 GHz
197
197
Intel Core i3-10300
4C 8T @ 3.7 GHz
197
197
AMD Ryzen 7 4800U
8C 16T @ 1.8 GHz
197
197