Intel Xeon E5-2678 v3 vs AMD FX-8320E

Comparative analysis of Intel Xeon E5-2678 v3 and AMD FX-8320E processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: 3DMark Fire Strike - Physics Score, 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 - Bitcoin Mining (mHash/s).

Intel Xeon E5-2678 v3

AMD FX-8320E

Differences

Reasons to consider the Intel Xeon E5-2678 v3

4 more cores, run more applications at once: 12 vs 8
16 more threads: 24 vs 8
A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 32 nm SOI
2x more L1 cache, more data can be stored in the L1 cache for quick access later
3.8x more L3 cache, more data can be stored in the L3 cache for quick access later
2.8x better performance in 3DMark Fire Strike - Physics Score: 7451 vs 2625

Specifications (specs)
Number of cores	12 vs 8
Number of threads	24 vs 8
Manufacturing process technology	22 nm vs 32 nm SOI
L1 cache	768 KB vs 384 KB
L3 cache	30 MB vs 8 MB
Max number of CPUs in a configuration	2 vs 1
Benchmarks
3DMark Fire Strike - Physics Score	7451 vs 2625

Reasons to consider the AMD FX-8320E

Processor is unlocked, an unlocked multiplier allows for easier overclocking
2.7x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 26% lower typical power consumption: 95 Watt vs 120 Watt

Unlocked	Unlocked vs Locked
L2 cache	8 MB vs 3 MB
Thermal Design Power (TDP)	95 Watt vs 120 Watt

Compare benchmarks

CPU 1: Intel Xeon E5-2678 v3
CPU 2: AMD FX-8320E

3DMark Fire Strike - Physics Score

CPU 1

CPU 2

7451

2625

Name	Intel Xeon E5-2678 v3	AMD FX-8320E
3DMark Fire Strike - Physics Score	7451	2625
PassMark - Single thread mark		1433
PassMark - CPU mark		5112
Geekbench 4 - Single Core		495
Geekbench 4 - Multi-Core		2254
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		8.196
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		17.954
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.374
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		6.463

Compare specifications (specs)

	Intel Xeon E5-2678 v3	AMD FX-8320E
Essentials
Architecture codename	Haswell-EP	Vishera
Family	Intel Xeon E5-2600 v3	AMD FX-Series Processors
Place in performance rating	867	2499
Processor Number	E5-2678 v3
Vertical segment	Server	Desktop
Launch date		2 September 2014
OPN PIB		FD832EWMHKBOX
OPN Tray		FD832EWMW8KHK
Price now		$94.42
Series		AMD FX 8-Core Black Edition Processors
Value for money (0-100)		23.45
Performance
64 bit support
Base frequency	2500 MHz	3.2 GHz
Bus Speed	5 GT/s DMI
L1 cache	768 KB	384 KB
L2 cache	3 MB	8 MB
L3 cache	30 MB	8 MB
Manufacturing process technology	22 nm	32 nm SOI
Number of cores	12	8
Number of threads	24	8
Die size		315 mm
Maximum core temperature		70.50°C
Maximum frequency		4 GHz
P0 Vcore voltage		Min: 1.075 V - Max: 1.2875 V
Transistor count		1200 million
Unlocked
Memory
Max memory channels	2
Supported memory types	DDR4	DDR3
Supported memory frequency		1866 MHz
Compatibility
Max number of CPUs in a configuration	2	1
Sockets supported	LGA2011-3 (R3)	AM3+
Thermal Design Power (TDP)	120 Watt	95 Watt
Peripherals
Max number of PCIe lanes	40
PCI Express revision	3.0	n / a
Security & Reliability
Execute Disable Bit (EDB)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Fused Multiply-Add 3 (FMA3)
Intel® Advanced Vector Extensions (AVX)
Intel® Advanced Vector Extensions 2 (AVX2)
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Fused Multiply-Add (FMA)
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
AMD Virtualization (AMD-V™)