AMD FX-4320 vs Intel Core i7-990X

Comparative analysis of AMD FX-4320 and Intel Core i7-990X processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Advanced Technologies, Virtualization, Security & Reliability. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 3DMark Fire Strike - Physics Score.

AMD FX-4320

Intel Core i7-990X

Differences

Reasons to consider the AMD FX-4320

CPU is newer: launch date 1 year(s) 7 month(s) later
Around 10% higher clock speed: 4.1 GHz vs 3.73 GHz
Around 4% higher maximum core temperature: 70.50°C vs 67.9°C
2.7x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 37% lower typical power consumption: 95 Watt vs 130 Watt

Launch date	October 2012 vs February 2011
Maximum frequency	4.1 GHz vs 3.73 GHz
Maximum core temperature	70.50°C vs 67.9°C
L2 cache	4 MB vs 256 KB (per core)
Thermal Design Power (TDP)	95 Watt vs 130 Watt

Reasons to consider the Intel Core i7-990X

Processor is unlocked, an unlocked multiplier allows for easier overclocking
2 more cores, run more applications at once: 6 vs 4
8 more threads: 12 vs 4
2x more L1 cache, more data can be stored in the L1 cache for quick access later
3x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 1% better performance in PassMark - Single thread mark: 1584 vs 1564
2.3x better performance in PassMark - CPU mark: 7168 vs 3150
Around 21% better performance in Geekbench 4 - Single Core: 665 vs 550
2.5x better performance in Geekbench 4 - Multi-Core: 3608 vs 1472

Specifications (specs)
Unlocked	Unlocked vs Locked
Number of cores	6 vs 4
Number of threads	12 vs 4
L1 cache	64 KB (per core) vs 192 KB
L3 cache	12288 KB (shared) vs 4 MB
Benchmarks
PassMark - Single thread mark	1584 vs 1564
PassMark - CPU mark	7168 vs 3150
Geekbench 4 - Single Core	665 vs 550
Geekbench 4 - Multi-Core	3608 vs 1472

Compare benchmarks

CPU 1: AMD FX-4320
CPU 2: Intel Core i7-990X

PassMark - Single thread mark

CPU 1

CPU 2

1564

1584

PassMark - CPU mark

CPU 1

CPU 2

3150

7168

Geekbench 4 - Single Core

CPU 1

CPU 2

550

665

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1472

3608

Name	AMD FX-4320	Intel Core i7-990X
PassMark - Single thread mark	1564	1584
PassMark - CPU mark	3150	7168
Geekbench 4 - Single Core	550	665
Geekbench 4 - Multi-Core	1472	3608
3DMark Fire Strike - Physics Score		0

Compare specifications (specs)

	AMD FX-4320	Intel Core i7-990X
Essentials
Architecture codename	Vishera	Gulftown
Family	AMD FX-Series Processors
Launch date	October 2012	February 2011
OPN PIB	FD4320WMHKBOX
OPN Tray	FD4320WMW4MHK
Place in performance rating	2136	2157
Series	AMD FX 4-Core Black Edition Processors	Legacy Intel® Core™ Processors
Vertical segment	Desktop	Desktop
Launch price (MSRP)		$1,104
Price now		$349.99
Processor Number		i7-990X
Status		Discontinued
Value for money (0-100)		7.65
Performance
64 bit support
Base frequency	4 GHz	3.46 GHz
Die size	315 mm	239 mm2
L1 cache	192 KB	64 KB (per core)
L2 cache	4 MB	256 KB (per core)
L3 cache	4 MB	12288 KB (shared)
Manufacturing process technology	32 nm SOI	32 nm
Maximum core temperature	70.50°C	67.9°C
Maximum frequency	4.1 GHz	3.73 GHz
Number of cores	4	6
Number of threads	4	12
Transistor count	1200 million	1170 million
Unlocked
Bus Speed		6.4 GT/s QPI
Number of QPI Links		1
VID voltage range		0.800V-1.375V
Memory
Supported memory frequency	1866 MHz
Supported memory types	DDR3	DDR3 1066
Max memory channels		3
Maximum memory bandwidth		25.6 GB/s
Maximum memory size		24 GB
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	AM3+	FCLGA1366
Thermal Design Power (TDP)	95 Watt	130 Watt
Low Halogen Options Available
Package Size		42.5mm X 45.0mm
Peripherals
PCI Express revision	Not Listed
Advanced Technologies
Fused Multiply-Add (FMA)
Fused Multiply-Add 4 (FMA4)
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions		Intel® SSE4.2
Intel 64
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Physical Address Extensions (PAE)		36-bit
Thermal Monitoring
Virtualization
AMD Virtualization (AMD-V™)
Intel® Virtualization Technology (VT-x)
Intel® VT-x with Extended Page Tables (EPT)
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)