AMD Sempron 2650 vs AMD Ryzen Threadripper 3990X

Last updated:

CPU comparison with benchmarks


AMD Sempron 2650 CPU1 vs CPU2 AMD Ryzen Threadripper 3990X
AMD Sempron 2650 AMD Ryzen Threadripper 3990X

CPU comparison

In this CPU comparison, we compare the AMD Sempron 2650 and the AMD Ryzen Threadripper 3990X and use benchmarks to check which processor is faster.

We compare the AMD Sempron 2650 2 core processor released in Q2/2014 with the AMD Ryzen Threadripper 3990X which has 64 CPU cores and was introduced in Q1/2020.
AMD Sempron (2) Family AMD Ryzen Threadripper (13)
AMD Sempron 2000/3000 (2) CPU group AMD Ryzen Threadripper 3000 (3)
1 Generation 3
Kabini (Jaguar) Architecture Castle Peak (Zen 2)
Desktop / Server Segment Desktop / Server
-- Predecessor AMD Ryzen Threadripper 2990WX
-- Successor --

CPU Cores and Base Frequency

The AMD Sempron 2650 is a 2 core processor with a clock frequency of 1.45 GHz. The processor can compute 2 threads at the same time. The AMD Ryzen Threadripper 3990X clocks with 2.90 GHz (4.30 GHz), has 64 CPU cores and can calculate 128 threads in parallel.

AMD Sempron 2650 Characteristic AMD Ryzen Threadripper 3990X
2 Cores 64
2 Threads 128
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? Yes
1.45 GHz Frequency 2.90 GHz
-- Turbo Frequency (1 Core) 4.30 GHz
-- Turbo Frequency (All Cores) 3.20 GHz

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

AMD Sempron 2650 Characteristic AMD Ryzen Threadripper 3990X
-- AI hardware --
-- AI specifications --

Internal Graphics

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

AMD Radeon HD 8240 GPU no iGPU
0.40 GHz GPU frequency --
-- GPU (Turbo) --
5 GPU Generation --
28 nm Technology
2 Max. displays
2 Compute units --
128 Shader --
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory --
11.1 DirectX Version --

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

AMD Radeon HD 8240 GPU no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
Decode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

Up to 8 GB of memory in a maximum of 1 memory channels is supported by the AMD Sempron 2650, while the AMD Ryzen Threadripper 3990X supports a maximum of 2048 GB of memory with a maximum memory bandwidth of 51.2 GB/s enabled.

AMD Sempron 2650 Characteristic AMD Ryzen Threadripper 3990X
DDR3L-1333 Memory DDR4-3200
8 GB Max. Memory 2048 GB
1 (Single Channel) Memory channels 4 (Quad Channel)
10.7 GB/s Max. Bandwidth 51.2 GB/s
No ECC Yes
1.00 MB L2 Cache 32.00 MB
-- L3 Cache 256.00 MB
2.0 PCIe version 4.0
4 PCIe lanes 64
2.0 GB/s PCIe Bandwidth 126.0 GB/s

Thermal Management

The AMD Sempron 2650 has a TDP of 25 W. The TDP of the AMD Ryzen Threadripper 3990X is 280 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD Sempron 2650 Characteristic AMD Ryzen Threadripper 3990X
25 W TDP (PL1 / PBP) 280 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
90 °C Tjunction max. 95 °C

Technical details

The AMD Sempron 2650 has 1.00 MB cache and is manufactured in 28 nm. The cache of AMD Ryzen Threadripper 3990X is at 288.00 MB. The processor is manufactured in 7 nm.

AMD Sempron 2650 Characteristic AMD Ryzen Threadripper 3990X
28 nm Technology 7 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2, AVX ISA extensions SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
AM1 Socket TRX4 (sTRX4)
AMD-V Virtualization AMD-V, SVM
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Windows 11, Linux
Q2/2014 Release date Q1/2020
26 $ Release price 3990 $
show more data show more data


Rate these processors

Here you can rate the AMD Sempron 2650 to help other visitors make their purchasing decisions. The average rating is 1.0 stars (2 ratings). Rate now:
Here you can rate the AMD Ryzen Threadripper 3990X to help other visitors make their purchasing decisions. The average rating is 4.3 stars (3 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
AMD Sempron 2650 (13%)
AMD Ryzen Threadripper 3990X (100%)
⌀ Multi core performance in 3 CPU benchmarks
AMD Sempron 2650 (1%)
AMD Ryzen Threadripper 3990X (100%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Sempron 2650 AMD Sempron 2650
2C 2T @ 1.45 GHz
178 (15%)
AMD Ryzen Threadripper 3990X AMD Ryzen Threadripper 3990X
64C 128T @ 4.30 GHz
1219 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Sempron 2650 AMD Sempron 2650
2C 2T @ 1.45 GHz
340 (1%)
AMD Ryzen Threadripper 3990X AMD Ryzen Threadripper 3990X
64C 128T @ 3.20 GHz
34670 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
AMD Sempron 2650 AMD Sempron 2650
2C 2T @ 1.45 GHz
161 (10%)
AMD Ryzen Threadripper 3990X AMD Ryzen Threadripper 3990X
64C 128T @ 4.30 GHz
1639 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
AMD Sempron 2650 AMD Sempron 2650
2C 2T @ 1.45 GHz
273 (2%)
AMD Ryzen Threadripper 3990X AMD Ryzen Threadripper 3990X
64C 128T @ 3.20 GHz
15832 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
AMD Sempron 2650 AMD Sempron 2650
2C 2T @ 1.45 GHz
564 (1%)
AMD Ryzen Threadripper 3990X AMD Ryzen Threadripper 3990X
64C 128T @ 3.20 GHz
81100 (100%)

Cinebench 2024 (Single-Core)

The Cinebench 2024 benchmark is based on the Redshift rendering engine, which is also used in Maxon's 3D program Cinema 4D. The benchmark runs are each 10 minutes long to test whether the processor is limited by its heat generation.
AMD Sempron 2650 AMD Sempron 2650
2C 2T @ 1.45 GHz
0 (0%)
AMD Ryzen Threadripper 3990X AMD Ryzen Threadripper 3990X
64C 128T @ 4.30 GHz
74 (100%)

Cinebench 2024 (Multi-Core)

The Multi-Core test of the Cinebench 2024 benchmark uses all cpu cores to render using the Redshift rendering engine, which is also used in Maxons Cinema 4D. The benchmark run is 10 minutes long to test whether the processor is limited by its heat generation.
AMD Sempron 2650 AMD Sempron 2650
2C 2T @ 1.45 GHz
0 (0%)
AMD Ryzen Threadripper 3990X AMD Ryzen Threadripper 3990X
64C 128T @ 4.30 GHz
3302 (100%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Sempron 2650 AMD Sempron 2650
2C 2T @ 1.45 GHz
0 (0%)
AMD Ryzen Threadripper 3990X AMD Ryzen Threadripper 3990X
64C 128T @ 4.30 GHz
1284 (100%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Sempron 2650 AMD Sempron 2650
2C 2T @ 1.45 GHz
0 (0%)
AMD Ryzen Threadripper 3990X AMD Ryzen Threadripper 3990X
64C 128T @ 3.20 GHz
64355 (100%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Sempron 2650 AMD Sempron 2650
2C 2T @ 1.45 GHz
0 (0%)
AMD Ryzen Threadripper 3990X AMD Ryzen Threadripper 3990X
64C 128T @ 4.30 GHz
495 (100%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Sempron 2650 AMD Sempron 2650
2C 2T @ 1.45 GHz
0 (0%)
AMD Ryzen Threadripper 3990X AMD Ryzen Threadripper 3990X
64C 128T @ 3.20 GHz
24763 (100%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
AMD Sempron 2650 AMD Sempron 2650
AMD Radeon HD 8240 @ 0.40 GHz
102 (100%)
AMD Ryzen Threadripper 3990X AMD Ryzen Threadripper 3990X
@ 0.00 GHz
0 (0%)

Blender 3.1 Benchmark

In the Blender Benchmark 3.1, the scenes "monster", "junkshop" and "classroom" are rendered and the time required by the system is measured. In our benchmark we test the CPU and not the graphics card. Blender 3.1 was presented as a standalone version in March 2022.
AMD Sempron 2650 AMD Sempron 2650
2C 2T @ 1.45 GHz
0 (0%)
AMD Ryzen Threadripper 3990X AMD Ryzen Threadripper 3990X
64C 128T @ 3.20 GHz
1087 (100%)

Blender 2.81 (bmw27)

Blender is a free 3D graphics software for rendering (creating) 3D bodies, which can also be textured and animated in the software. The Blender benchmark creates predefined scenes and measures the time (s) required for the entire scene. The shorter the time required, the better. We selected bmw27 as the benchmark scene.
AMD Sempron 2650 AMD Sempron 2650
2C 2T @ 1.45 GHz
0 (0%)
AMD Ryzen Threadripper 3990X AMD Ryzen Threadripper 3990X
64C 128T @ 3.20 GHz
28.9 (100%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
AMD Sempron 2650 AMD Sempron 2650
2C 2T @ 1.45 GHz
0 (0%)
AMD Ryzen Threadripper 3990X AMD Ryzen Threadripper 3990X
64C 128T @ 2.90 GHz
26731 (100%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Sempron 2650 AMD Sempron 2650
2C 2T @ 1.45 GHz
0 (0%)
AMD Ryzen Threadripper 3990X AMD Ryzen Threadripper 3990X
64C 128T @ 4.30 GHz
200 (100%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Sempron 2650 AMD Sempron 2650
2C 2T @ 1.45 GHz
0 (0%)
AMD Ryzen Threadripper 3990X AMD Ryzen Threadripper 3990X
64C 128T @ 3.20 GHz
10542 (100%)

Devices using this processor

AMD Sempron 2650 AMD Ryzen Threadripper 3990X
Unknown Unknown

Popular comparisons containing this CPUs

1. AMD Ryzen 9 5950XAMD Ryzen Threadripper 3990X AMD Ryzen 9 5950X vs AMD Ryzen Threadripper 3990X
2. AMD Ryzen Threadripper 3990XIntel Core i9-9900K AMD Ryzen Threadripper 3990X vs Intel Core i9-9900K
3. AMD EPYC 7742AMD Ryzen Threadripper 3990X AMD EPYC 7742 vs AMD Ryzen Threadripper 3990X
4. AMD Ryzen Threadripper 3990XIntel Core i9-9980XE AMD Ryzen Threadripper 3990X vs Intel Core i9-9980XE
5. AMD Ryzen Threadripper 3990XIntel Core i9-10900K AMD Ryzen Threadripper 3990X vs Intel Core i9-10900K
6. AMD Ryzen Threadripper 3990XApple M1 AMD Ryzen Threadripper 3990X vs Apple M1
7. Intel Core i9-10980XEAMD Ryzen Threadripper 3990X Intel Core i9-10980XE vs AMD Ryzen Threadripper 3990X
8. AMD Ryzen 9 3950XAMD Ryzen Threadripper 3990X AMD Ryzen 9 3950X vs AMD Ryzen Threadripper 3990X
9. AMD Ryzen Threadripper 3990XIntel Core i9-12900K AMD Ryzen Threadripper 3990X vs Intel Core i9-12900K
10. AMD Ryzen Threadripper 3990XIntel Xeon Platinum 8276 AMD Ryzen Threadripper 3990X vs Intel Xeon Platinum 8276


back to index