AMD Ryzen 9 7900X3D vs Intel Core i9 9940X
We compared two desktop CPUs: AMD Ryzen 9 7900X3D with 12 cores 4.4GHz and Intel Core i9 9940X with 14 cores 3.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
AMD Ryzen 9 7900X3D 's Advantages
Released 4 years and 3 months late
Integrated graphics card
Higher specification of memory (5200 vs 2666)
Newer PCIe version (5.0 vs 3.0)
Higher base frequency (4.4GHz vs 3.3GHz)
Larger L3 cache size (128MB vs 20MB)
More modern manufacturing process (5nm vs 14nm)
Lower TDP (120W vs 165W)
Intel Core i9 9940X 's Advantages
Larger memory bandwidth (85GB/s vs 83.2GB/s)
Score
Benchmark
Cinebench R23 Single Core
AMD Ryzen 9 7900X3D
+66%
2039
Intel Core i9 9940X
1228
Cinebench R23 Multi Core
AMD Ryzen 9 7900X3D
+76%
27084
Intel Core i9 9940X
15351
Geekbench 6 Single Core
AMD Ryzen 9 7900X3D
+123%
2971
Intel Core i9 9940X
1328
Geekbench 6 Multi Core
AMD Ryzen 9 7900X3D
+84%
18105
Intel Core i9 9940X
9787
Geekbench 5 Single Core
AMD Ryzen 9 7900X3D
+83%
2180
Intel Core i9 9940X
1189
Geekbench 5 Multi Core
AMD Ryzen 9 7900X3D
+35%
19407
Intel Core i9 9940X
14374
Passmark CPU Single Core
AMD Ryzen 9 7900X3D
+57%
4119
Intel Core i9 9940X
2608
Passmark CPU Multi Core
AMD Ryzen 9 7900X3D
+78%
50486
Intel Core i9 9940X
28355
General Parameters
Jan 2023
Release Date
Oct 2018
AMD
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Zen 4 (Raphael)
Core Architecture
Skylake
-
Processor Number
i9-9940X
AM5
Socket
LGA-2066
Radeon Graphics (Ryzen 7000)
Integrated Graphics
N/A
-
-
-
Package
13.1 billions
Transistor Count
-
5 nm
Manufacturing Process
14 nm
-
-
-
120 W
Power Consumption
165 W
162 W
Max Turbo Power Consumption
-
89°C
Peak Operating Temperature
88 °C
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
CPU Performance
12
Performance Cores
14
24
Performance Core Threads
28
4.4 GHz
Performance Core Base Frequency
3.3 GHz
5.6 GHz
Performance Core Turbo Frequency
4.4 GHz
-
-
-
-
-
-
-
-
-
-
-
-
12
Total Core Count
14
24
Total Thread Count
28
100 MHz
Bus Frequency
100 MHz
44x
Multiplier
33x
-
-
-
64 K per core
L1 Cache
64 K per core
1 MB per core
L2 Cache
1 MB per core
128 MB shared
L3 Cache
20 MB shared
Yes
Unlocked Multiplier
Yes
-
-
-
-
-
-
-
-
-
-
-
-
-
Memory Parameters
DDR5-5200
Memory Types
DDR4-2666
128 GB
Max Memory Size
128 GB
2
Max Memory Channels
4
83.2 GB/s
Max Memory Bandwidth
85 GB/s
Yes
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
-
1500 MHz
GPU Base Frequency
-
2200 MHz
GPU Max Dynamic Frequency
-
448
Shader Units
-
8
Texture Units
-
4
Raster Operation Units
-
2
Execution Units
-
15 W
Power Consumption
-
-
-
-
1.43 TFLOPS
Graphics Performance
-
AI Accelerator
-
-
-
-
-
-
Miscellaneous
5.0
PCIe Version
3.0
28
PCIe Lanes
44
-
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2, AVX-512
-
