Intel Core i9-9940X

Core i9-9940X

AMD Ryzen Threadripper PRO 9965WX

Ryzen Threadripper PRO 9965WX

Intel Core i9-9940X vs AMD Ryzen Threadripper PRO 9965WX Full Specs

14 Cores
28 Threads
3.3GHz
24 Cores
48 Threads
4.2GHz
TDP
165W
TDP
350W
Bandwidth
85.3GB/s
DDR4
Bandwidth
409.6GB/s
DDR5
Socket
Socket

Core i9-9940XCore i9-9940X
x1
Ryzen Threadripper PRO 9965WXRyzen Threadripper PRO 9965WX
x2.27

14 Cores
24 Cores
28 Threads
48 Threads

Base Clock
3.3GHz
Base Clock
4.2GHz
Boost Clock
4.5GHz
Boost Clock
5.4GHz
Overclocking
Unlocked
Overclocking
Unlocked

L1i
32KB
L1i
32KB
L1d
32KB
L1d
48KB
L2
1MB
L2
1MB
L3
19.3MB
L3
128MB

Type
DDR4
Type
DDR5
Max Memory
128GB
Max Memory
4.1TB
ECC
No
ECC
No
Channels
4
Channels
8
Bus Width
256-bit
Bus Width
512-bit
Speed
2666MT/s
Speed
6400MT/s
Bandwidth
85.3GB/s
Bandwidth
409.6GB/s
Bandwidth Calculator
Channels
Transfer Rate
··
85.3GB/s
Bandwidth Calculator
Channels
Transfer Rate
··
409.6GB/s

TDP
165W
TDP
350W
Max Operating Temp
-
Max Operating Temp
95°C Max
T-Case
88°C Max
T-Case
-
Included Cooler
0
Included Cooler
0

Bus Type
DMI
Bus Type
PCIe
Bus Config
4 lanes
Bus Config
8 lanes
Bus Speed
8GT/s
Bus Speed
32GT/s
Bus Bandwidth
4GB/s
Bus Bandwidth
32GB/s

PCIe
PCIe 3.0 x44
43.3GB/sBandwidth
PCIe
PCIe 5.0 x128
504.1GB/sBandwidth

Manufacturer
Manufacturer
ISA
x86-64
ISA
x86-64
Architecture
Architecture
Family
Family
Branding
Core i9 X 2016 branding
Branding
Threadripper PRO 2017 branding
Codename
Skylake-X
-
Skylake-SP-HCCVariant
Codename
Shimada Peak
EldoraDie
Shimada Peak 4CCDVariant
Market Segment
Workstation
Market Segment
Workstation
Release Date
Oct 9, 2018
Release Date
Jul 23, 2025

Foundry
Intel
Foundry
TSMC
Other Foundries
-
Other Foundries
TSMCIO
Fabrication Node
14nm
-
Fabrication Node
N4X
N6IO
Die Size
484mm²
-
Die Size
282mm²
388mm²IO
Transistor Count
8.3B
-
Transistor Count
33.3B
11BIO
Transistor Density
17 MTr/mm²
-
Transistor Density
118 MTr/mm²
28 MTr/mm²IO