AMD A8-3800 vs Intel Core i7-920

Comparative analysis of AMD A8-3800 and Intel Core i7-920 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Virtualization, Security & Reliability, Advanced Technologies. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), 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).

AMD A8-3800

Intel Core i7-920

Differences

Reasons to consider the AMD A8-3800

CPU is newer: launch date 2 year(s) 6 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
2x 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
2x lower typical power consumption: 65 Watt vs 130 Watt
Around 8% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 4.305 vs 4

Specifications (specs)
Launch date	June 2011 vs November 2008
Manufacturing process technology	32 nm vs 45 nm
L1 cache	128 KB (per core) vs 64 KB (per core)
L2 cache	1024 KB (per core) vs 256 KB (per core)
Thermal Design Power (TDP)	65 Watt vs 130 Watt
Benchmarks
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	4.305 vs 4

Reasons to consider the Intel Core i7-920

Around 22% higher clock speed: 2.93 GHz vs 2.4 GHz
Around 14% better performance in PassMark - Single thread mark: 1215 vs 1066
Around 39% better performance in PassMark - CPU mark: 2840 vs 2049
Around 39% better performance in Geekbench 4 - Single Core: 469 vs 338
Around 57% better performance in Geekbench 4 - Multi-Core: 1855 vs 1184

Specifications (specs)
Maximum frequency	2.93 GHz vs 2.4 GHz
Benchmarks
PassMark - Single thread mark	1215 vs 1066
PassMark - CPU mark	2840 vs 2049
Geekbench 4 - Single Core	469 vs 338
Geekbench 4 - Multi-Core	1855 vs 1184

Compare benchmarks

CPU 1: AMD A8-3800
CPU 2: Intel Core i7-920

PassMark - Single thread mark

CPU 1

CPU 2

1066

1215

PassMark - CPU mark

CPU 1

CPU 2

2049

2840

Geekbench 4 - Single Core

CPU 1

CPU 2

338

469

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1184

1855

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

4.305

Name	AMD A8-3800	Intel Core i7-920
PassMark - Single thread mark	1066	1215
PassMark - CPU mark	2049	2840
Geekbench 4 - Single Core	338	469
Geekbench 4 - Multi-Core	1184	1855
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	4.305	4
3DMark Fire Strike - Physics Score		2227
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		0.873
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		50.388
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.3
CompuBench 1.5 Desktop - Video Composition (Frames/s)		1.595

Compare specifications (specs)

	AMD A8-3800	Intel Core i7-920
Essentials
Architecture codename	Llano	Bloomfield
Launch date	June 2011	November 2008
Place in performance rating	2751	2767
Vertical segment	Desktop	Desktop
Launch price (MSRP)		$340
Price now		$174
Processor Number		i7-920
Series		Legacy Intel® Core™ Processors
Status		Discontinued
Value for money (0-100)		8.34
Performance
64 bit support
Die size	228 mm	263 mm2
L1 cache	128 KB (per core)	64 KB (per core)
L2 cache	1024 KB (per core)	256 KB (per core)
Manufacturing process technology	32 nm	45 nm
Maximum frequency	2.4 GHz	2.93 GHz
Number of cores	4	4
Transistor count	1178 million	731 million
Base frequency		2.66 GHz
Bus Speed		4.8 GT/s QPI
Front-side bus (FSB)		1333 MHz
L3 cache		8192 KB (shared)
Maximum core temperature		67.9°C
Number of QPI Links		1
Number of threads		8
VID voltage range		0.800V-1.375V
Memory
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	FM1	FCLGA1366
Thermal Design Power (TDP)	65 Watt	130 Watt
Low Halogen Options Available
Package Size		42.5mm x 45.0mm
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)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions		Intel® SSE4.2
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Physical Address Extensions (PAE)		36-bit
Thermal Monitoring