AMD Sempron 2650 vs AMD FX-4100

Comparative analysis of AMD Sempron 2650 and AMD FX-4100 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics API support, Compatibility, Advanced Technologies, Virtualization, Peripherals. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), 3DMark Fire Strike - Physics Score.

AMD Sempron 2650

AMD FX-4100

Differences

Reasons to consider the AMD Sempron 2650

Around 28% higher maximum core temperature: 90°C vs 70.50°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 28 nm vs 32 nm SOI
3.8x lower typical power consumption: 25 Watt vs 95 Watt
8.1x better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 84.309 vs 10.462
Around 32% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.31 vs 0.234
10.4x better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 5.299 vs 0.51
4.7x better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 13.811 vs 2.939

Specifications (specs)
Maximum core temperature	90°C vs 70.50°C
Manufacturing process technology	28 nm vs 32 nm SOI
Thermal Design Power (TDP)	25 Watt vs 95 Watt
Benchmarks
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	84.309 vs 10.462
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.31 vs 0.234
CompuBench 1.5 Desktop - Video Composition (Frames/s)	5.299 vs 0.51
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	13.811 vs 2.939

Reasons to consider the AMD FX-4100

Processor is unlocked, an unlocked multiplier allows for easier overclocking
2 more cores, run more applications at once: 4 vs 2
2 more threads: 4 vs 2
Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
4x more L2 cache, more data can be stored in the L2 cache for quick access later
2.7x better performance in PassMark - Single thread mark: 1289 vs 477
4.8x better performance in PassMark - CPU mark: 2618 vs 551
3.1x better performance in Geekbench 4 - Single Core: 463 vs 151
5.1x better performance in Geekbench 4 - Multi-Core: 1286 vs 253
Around 13% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 4.203 vs 3.724

Specifications (specs)
Unlocked	Unlocked vs Locked
Number of cores	4 vs 2
Number of threads	4 vs 2
L1 cache	192 KB vs 128 KB
L2 cache	4 MB vs 1 MB
Benchmarks
PassMark - Single thread mark	1289 vs 477
PassMark - CPU mark	2618 vs 551
Geekbench 4 - Single Core	463 vs 151
Geekbench 4 - Multi-Core	1286 vs 253
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	4.203 vs 3.724

Compare benchmarks

CPU 1: AMD Sempron 2650
CPU 2: AMD FX-4100

PassMark - Single thread mark

CPU 1

CPU 2

477

1289

PassMark - CPU mark

CPU 1

CPU 2

551

2618

Geekbench 4 - Single Core

CPU 1

CPU 2

151

463

Geekbench 4 - Multi-Core

CPU 1

CPU 2

253

1286

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

3.724

4.203

CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)

CPU 1

CPU 2

84.309

10.462

CompuBench 1.5 Desktop - T-Rex (Frames/s)

CPU 1

CPU 2

0.31

0.234

CompuBench 1.5 Desktop - Video Composition (Frames/s)

CPU 1

CPU 2

5.299

0.51

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

13.811

2.939

Name	AMD Sempron 2650	AMD FX-4100
PassMark - Single thread mark	477	1289
PassMark - CPU mark	551	2618
Geekbench 4 - Single Core	151	463
Geekbench 4 - Multi-Core	253	1286
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	3.724	4.203
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	84.309	10.462
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.31	0.234
CompuBench 1.5 Desktop - Video Composition (Frames/s)	5.299	0.51
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	13.811	2.939
3DMark Fire Strike - Physics Score		0

Compare specifications (specs)

	AMD Sempron 2650	AMD FX-4100
Essentials
Family	AMD Sempron	AMD FX-Series Processors
OPN PIB	SD2650JAHMBOX	FD4100WMGUSBX
OPN Tray	SD2650JAH23HM	FD4100WMW4KGU
Place in performance rating	2886	2959
Series	AMD Sempron Dual-Core APU	AMD FX 4-Core Black Edition Processors
Vertical segment	Desktop	Desktop
Architecture codename		Zambezi
Launch date		October 2011
Price now		$129.99
Value for money (0-100)		9.22
Performance
Base frequency	1.45 GHz	3.6 GHz
L1 cache	128 KB	192 KB
L2 cache	1 MB	4 MB
Manufacturing process technology	28 nm	32 nm SOI
Maximum core temperature	90°C	70.50°C
Number of cores	2	4
Number of threads	2	4
Unlocked
64 bit support
Die size		315 mm
L3 cache		8 MB
Maximum frequency		3.8 GHz
P0 Vcore voltage		Min: 1.1 V - Max: 1.4125 V
Transistor count		1200 million
Memory
Max memory channels	1
Supported memory frequency	1333 MHz	1866 MHz
Supported memory types		DDR3
Graphics
Enduro
Graphics max frequency	400 MHz
iGPU core count	128
Processor graphics	AMD Radeon R3 Graphics
Switchable graphics
Unified Video Decoder (UVD)
Video Codec Engine (VCE)
Graphics interfaces
DisplayPort
HDMI
Graphics API support
DirectX	12
Vulkan
Compatibility
Sockets supported	AM1	AM3+
Thermal Design Power (TDP)	25 Watt	95 Watt
Max number of CPUs in a configuration		1
Advanced Technologies
AMD App Acceleration
AMD Elite Experiences
AMD HD3D technology
Enhanced Virus Protection (EVP)
Fused Multiply-Add 4 (FMA4)
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
PowerGating
PowerNow
Fused Multiply-Add (FMA)
Virtualization
AMD Virtualization (AMD-V™)
IOMMU 2.0
Peripherals
PCI Express revision		n / a