AMD FX-8300 vs Intel Core i7-975

Comparative analysis of AMD FX-8300 and Intel Core i7-975 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, 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).

AMD FX-8300

Intel Core i7-975

Differences

Reasons to consider the AMD FX-8300

CPU is newer: launch date 3 year(s) 3 month(s) later
4 more cores, run more applications at once: 8 vs 4
Around 17% higher clock speed: 4.2 GHz vs 3.60 GHz
Around 4% higher maximum core temperature: 70.50°C vs 67.9°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm SOI vs 45 nm
Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
8x 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
Around 52% better performance in PassMark - CPU mark: 5310 vs 3493
8.1x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 8.817 vs 1.084
Around 6% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.397 vs 0.376
Around 15% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 5.999 vs 5.196

Specifications (specs)
Launch date	October 2012 vs June 2009
Number of cores	8 vs 4
Maximum frequency	4.2 GHz vs 3.60 GHz
Maximum core temperature	70.50°C vs 67.9°C
Manufacturing process technology	32 nm SOI vs 45 nm
L1 cache	384 KB vs 64 KB (per core)
L2 cache	8 MB vs 256 KB (per core)
Thermal Design Power (TDP)	95 Watt vs 130 Watt
Benchmarks
PassMark - CPU mark	5310 vs 3493
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	8.817 vs 1.084
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.397 vs 0.376
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	5.999 vs 5.196

Reasons to consider the Intel Core i7-975

Around 17% better performance in Geekbench 4 - Single Core: 606 vs 518
Around 3% better performance in Geekbench 4 - Multi-Core: 2380 vs 2318
3.3x better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 63.217 vs 19.41
Around 87% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 1.858 vs 0.995

Benchmarks
PassMark - Single thread mark	1499 vs 1493
Geekbench 4 - Single Core	606 vs 518
Geekbench 4 - Multi-Core	2380 vs 2318
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	63.217 vs 19.41
CompuBench 1.5 Desktop - Video Composition (Frames/s)	1.858 vs 0.995

Compare benchmarks

CPU 1: AMD FX-8300
CPU 2: Intel Core i7-975

PassMark - Single thread mark

CPU 1

CPU 2

1493

1499

PassMark - CPU mark

CPU 1

CPU 2

5310

3493

Geekbench 4 - Single Core

CPU 1

CPU 2

518

606

Geekbench 4 - Multi-Core

CPU 1

CPU 2

2318

2380

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

8.817

1.084

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

CPU 1

CPU 2

19.41

63.217

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

CPU 1

CPU 2

0.397

0.376

CompuBench 1.5 Desktop - Video Composition (Frames/s)

CPU 1

CPU 2

0.995

1.858

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

5.999

5.196

Name	AMD FX-8300	Intel Core i7-975
PassMark - Single thread mark	1493	1499
PassMark - CPU mark	5310	3493
Geekbench 4 - Single Core	518	606
Geekbench 4 - Multi-Core	2318	2380
3DMark Fire Strike - Physics Score	2697
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	8.817	1.084
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	19.41	63.217
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.397	0.376
CompuBench 1.5 Desktop - Video Composition (Frames/s)	0.995	1.858
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	5.999	5.196

Compare specifications (specs)

	AMD FX-8300	Intel Core i7-975
Essentials
Architecture codename	Vishera	Bloomfield
Family	AMD FX-Series Processors
Launch date	October 2012	June 2009
OPN PIB	FD8300WMHKBOX
OPN Tray	FD8300WMW8KHK
Place in performance rating	2578	2589
Price now	$80.59	$179.99
Series	AMD FX 8-Core Black Edition Processors	Legacy Intel® Core™ Processors
Value for money (0-100)	28.21	10.04
Vertical segment	Desktop	Desktop
Launch price (MSRP)		$476
Processor Number		i7-975
Status		Discontinued
Performance
64 bit support
Base frequency	3.3 GHz	3.33 GHz
Die size	315 mm	263 mm2
L1 cache	384 KB	64 KB (per core)
L2 cache	8 MB	256 KB (per core)
L3 cache	8 MB	8192 KB (shared)
Manufacturing process technology	32 nm SOI	45 nm
Maximum core temperature	70.50°C	67.9°C
Maximum frequency	4.2 GHz	3.60 GHz
Number of cores	8	4
Number of threads	8	8
P0 Vcore voltage	Min: 1.075 V - Max: 1.2875 V
Transistor count	1200 million	731 million
Unlocked
Bus Speed		6.4 GT/s QPI
Front-side bus (FSB)		1333 MHz
Number of QPI Links		1
VID voltage range		0.800V-1.375V
Memory
Supported memory frequency	1866 MHz
Supported memory types	DDR3	DDR3 800/1066
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	n / a
Advanced Technologies
Fused Multiply-Add (FMA)
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)