Intel Core i7-3770 vs AMD FX-8120

Comparative analysis of Intel Core i7-3770 and AMD FX-8120 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. 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), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

Intel Core i7-3770

AMD FX-8120

Differences

Reasons to consider the Intel Core i7-3770

CPU is newer: launch date 6 month(s) later
Around 72% higher maximum core temperature: 105°C vs 61°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 32 nm
Around 62% lower typical power consumption: 77 Watt vs 125 Watt
Around 56% better performance in PassMark - Single thread mark: 2074 vs 1330
Around 39% better performance in PassMark - CPU mark: 6416 vs 4631
Around 66% better performance in Geekbench 4 - Single Core: 798 vs 480
Around 47% better performance in Geekbench 4 - Multi-Core: 3074 vs 2092
4.5x better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 81.095 vs 18
Around 55% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.589 vs 0.38
2.6x better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 2.318 vs 0.898
Around 8% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 6.05 vs 5.613

Specifications (specs)
Launch date	April 2012 vs October 2011
Maximum core temperature	105°C vs 61°C
Manufacturing process technology	22 nm vs 32 nm
Thermal Design Power (TDP)	77 Watt vs 125 Watt
Benchmarks
PassMark - Single thread mark	2074 vs 1330
PassMark - CPU mark	6416 vs 4631
Geekbench 4 - Single Core	798 vs 480
Geekbench 4 - Multi-Core	3074 vs 2092
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	81.095 vs 18
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.589 vs 0.38
CompuBench 1.5 Desktop - Video Composition (Frames/s)	2.318 vs 0.898
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	6.05 vs 5.613

Reasons to consider the AMD FX-8120

Processor is unlocked, an unlocked multiplier allows for easier overclocking
4 more cores, run more applications at once: 8 vs 4
Around 3% higher clock speed: 4 GHz vs 3.90 GHz
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 21% better performance in 3DMark Fire Strike - Physics Score: 2399 vs 1977
Around 60% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 7.468 vs 4.673

Specifications (specs)
Unlocked	Unlocked vs Locked
Number of cores	8 vs 4
Maximum frequency	4 GHz vs 3.90 GHz
L1 cache	384 KB vs 64 KB (per core)
L2 cache	8 MB vs 256 KB (per core)
Benchmarks
3DMark Fire Strike - Physics Score	2399 vs 1977
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	7.468 vs 4.673

Compare benchmarks

CPU 1: Intel Core i7-3770
CPU 2: AMD FX-8120

PassMark - Single thread mark

CPU 1

CPU 2

2074

1330

PassMark - CPU mark

CPU 1

CPU 2

6416

4631

Geekbench 4 - Single Core

CPU 1

CPU 2

798

480

Geekbench 4 - Multi-Core

CPU 1

CPU 2

3074

2092

3DMark Fire Strike - Physics Score

CPU 1

CPU 2

1977

2399

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

4.673

7.468

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

CPU 1

CPU 2

81.095

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

CPU 1

CPU 2

0.589

0.38

CompuBench 1.5 Desktop - Video Composition (Frames/s)

CPU 1

CPU 2

2.318

0.898

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

6.05

5.613

Name	Intel Core i7-3770	AMD FX-8120
PassMark - Single thread mark	2074	1330
PassMark - CPU mark	6416	4631
Geekbench 4 - Single Core	798	480
Geekbench 4 - Multi-Core	3074	2092
3DMark Fire Strike - Physics Score	1977	2399
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	4.673	7.468
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	81.095	18
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.589	0.38
CompuBench 1.5 Desktop - Video Composition (Frames/s)	2.318	0.898
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	6.05	5.613
GFXBench 4.0 - T-Rex (Frames)	2876
GFXBench 4.0 - T-Rex (Fps)	2876

Compare specifications (specs)

	Intel Core i7-3770	AMD FX-8120
Essentials
Architecture codename	Ivy Bridge	Zambezi
Launch date	April 2012	October 2011
Launch price (MSRP)	$324
Place in performance rating	2019	2675
Price now	$159.99	$99.99
Processor Number	i7-3770
Series	Legacy Intel® Core™ Processors	AMD FX 8-Core Black Edition Processors
Status	Discontinued
Value for money (0-100)	17.10	19.43
Vertical segment	Desktop	Desktop
Family		AMD FX-Series Processors
OPN PIB		FD8120FRGUBOX
OPN Tray		FD8120FRW8KGU
Performance
64 bit support
Base frequency	3.40 GHz	3.1 GHz
Bus Speed	5 GT/s DMI
Die size	160 mm	315 mm
L1 cache	64 KB (per core)	384 KB
L2 cache	256 KB (per core)	8 MB
L3 cache	8192 KB (shared)	8 MB
Manufacturing process technology	22 nm	32 nm
Maximum case temperature (TCase)	67 °C
Maximum core temperature	105°C	61°C
Maximum frequency	3.90 GHz	4 GHz
Number of cores	4	8
Number of threads	8	8
Transistor count	1400 million	1200 million
P0 Vcore voltage		Min: 1.0125 V - Max: 1.4125 V
Unlocked
Memory
Max memory channels	2
Maximum memory bandwidth	25.6 GB/s
Maximum memory size	32 GB
Supported memory types	DDR3 1333/1600
Graphics
Device ID	0x162
Graphics base frequency	650 MHz
Graphics max dynamic frequency	1.15 GHz
Graphics max frequency	1.15 GHz
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Processor graphics	Intel® HD Graphics 4000
Graphics interfaces
Number of displays supported	3
Wireless Display (WiDi) support
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm
Sockets supported	FCLGA1155	AM3+
Thermal Design Power (TDP)	77 Watt	125 Watt
Thermal Solution	2011D
Peripherals
PCI Express revision	3.0	n / a
PCIe configurations	up to 1x16, 2x8, 1x8 & 2x4
Security & Reliability
Anti-Theft technology
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Flexible Display interface (FDI)
Idle States
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Fused Multiply-Add (FMA)
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
AMD Virtualization (AMD-V™)