Intel Core i9-9940X vs AMD Ryzen 9 3900X

Intel Core i9-9940X
AMD Ryzen 9 3900X

General info

Comparing Core i9-9940X and Ryzen 9 3900X processor market type (desktop or notebook), architecture and sales start time and price.
Place in performance rating
 
Value for money (0-100)
5.80
 
16.21
Type
Desktop
 
Desktop
Series
Intel Core i9
 
AMD Ryzen 9
Achitecture codename
Skylake-X
 
Zen2
Release date
October 2018
 
7 July 2019
Launch price (MSRP)
$1,387
 
$499
Price now
$1389
 
$588

Technical specs

Core i9-9940X and Ryzen 9 3900X quantitative parameters such as cores and threads number, clocks, manufacturing process, cache size and multiplier lock state. These parameters indirectly say of Core i9-9940X and Ryzen 9 3900X performance, but for precise assessment you have to consider their test results.
Number of cores
14
 
12
Number of threads
28
 
24
Maximum frequency
3.3 GHz
 
4.6 GHz
Bus support
4 × 8 GT / s
 
n/d
L1 cache
896 KB
 
96K (per core)
L2 cache
14 MB
 
512K (per core)
L3 cache
19.25 MB (shared)
 
64 MB
Manufacturing process technology
14 nm
 
7 nm
Transistor count
n/d
 
19,200 million
64 bit support
+
 
+
Unlocked
+
 
+

Compatibility

Information on Core i9-9940X and Ryzen 9 3900X compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one.
Max number of CPUs in a configuration
1 (Uniprocessor)
 
1 (Uniprocessor)
Socket
2066
 
AM4
Power consumption (TDP)
165 Watt
 
125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-9940X and Ryzen 9 3900X. You'll probably need this information if you require some particular technology.
AES-NI
+
 
+
AVX
+
 
+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-9940X and Ryzen 9 3900X are enumerated here.
AMD-V
-
 
+
VT-d
+
 
n/d
VT-x
+
 
n/d

Memory specs

Types, maximum amount and channel number of RAM supported by Core i9-9940X and Ryzen 9 3900X.
Supported memory types
DDR4-2666
 
DDR4-3200
Maximum memory size
128 GB
 
n/d
Max memory channels
4
 
2
Maximum memory bandwidth
79.47 GB / s
 
47.68 GB / s

Benchmark performance

Non-gaming benchmarks performance of Core i9-9940X and Ryzen 9 3900X. Overall benchmark performance is measured in points in 0-100 range.

Overall benchmark performance

i9-9940X 56.20
Ryzen 9 3900X 66.54 +18.4%

Passmark

i9-9940X 26953
Ryzen 9 3900X 31911 +18.4%

Gaming performance

Let's see how good Core i9-9940X and Ryzen 9 3900X are for gaming compared with game system requirements. Remember that sometimes official requirements may reflect real performance inaccurately.

Advantages of Intel Core i9-9940X

We are unaware of any advantages of Intel Core i9-9940X over AMD Ryzen 9 3900X.

Advantages of AMD Ryzen 9 3900X

18.4% faster in synthetic tests
Cheaper ($499 vs $1387)
Finer manufacturing process technology (7 vs 14 nm)
Less power hungry (125 vs 165 watts)
Virtualization (Hardware acceleration of virtual machines)

So, Core i9-9940X or Ryzen 9 3900X?

Judging by the results of synthetic and gaming tests, Technical City recommends AMD Ryzen 9 3900X.
Should you still have questions on choice between Core i9-9940X and Ryzen 9 3900X, ask them in Comments section, and we shall answer.

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Intel Core i9-9940X
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Advices and comments

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