Xeon E7-4820 v3 vs FX-8320E
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1835 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.82 | no data |
| Market segment | Desktop processor | Server |
| Power efficiency | 1.26 | no data |
| Designer | AMD | Intel |
| Manufacturer | GlobalFoundries | Intel |
| Architecture codename | Vishera (2012−2015) | Haswell-EX (2015) |
| Release date | 2 September 2014 (11 years ago) | 1 June 2015 (10 years ago) |
| Launch price (MSRP) | $147 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
FX-8320E and Xeon E7-4820 v3 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.
| Physical cores | 8 (Octa-Core) | 10 (Deca-Core) |
| Threads | 8 | 20 |
| Base clock speed | 3.2 GHz | 1.9 GHz |
| Boost clock speed | 4 GHz | 1.9 GHz |
| Bus rate | no data | 6.4 GT/s |
| L1 cache | no data | 64K (per core) |
| L2 cache | 8192 KB | 256K (per core) |
| L3 cache | no data | 25 MB (shared) |
| Chip lithography | 32 nm | 22 nm |
| Die size | 315 mm2 | 160 mm2 |
| Maximum core temperature | 71 °C | no data |
| Maximum case temperature (TCase) | no data | 70 °C |
| Number of transistors | 1,200 million | 1,400 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | + | - |
| P0 Vcore voltage | Min: 1.075 V - Max: 1.2875 V | no data |
Compatibility
Information on FX-8320E and Xeon E7-4820 v3 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | 1 | 4 |
| Socket | AM3+ | FCLGA2011 |
| Power consumption (TDP) | 95 Watt | 115 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by FX-8320E and Xeon E7-4820 v3. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® AVX2 |
| AES-NI | + | + |
| FMA | + | - |
| AVX | + | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Turbo Boost Technology | no data | - |
| Hyper-Threading Technology | no data | + |
| TSX | - | + |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| PAE | no data | 46 Bit |
Security technologies
FX-8320E and Xeon E7-4820 v3 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| EDB | no data | + |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by FX-8320E and Xeon E7-4820 v3 are enumerated here.
| AMD-V | + | - |
| VT-d | no data | + |
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by FX-8320E and Xeon E7-4820 v3. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR4-1333/1600/1866, DDR3-1066/1333 |
| Maximum memory size | no data | 1.5 TB |
| Max memory channels | no data | 4 |
| Maximum memory bandwidth | no data | 85 GB/s |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | On certain motherboards (Chipset feature) | no data |
Peripherals
Specifications and connection of peripherals supported by FX-8320E and Xeon E7-4820 v3.
| PCIe version | n/a | 3.0 |
| PCI Express lanes | no data | 32 |
Pros & cons summary
| Recency | 2 September 2014 | 1 June 2015 |
| Physical cores | 8 | 10 |
| Threads | 8 | 20 |
| Chip lithography | 32 nm | 22 nm |
| Power consumption (TDP) | 95 Watt | 115 Watt |
FX-8320E has 21.1% lower power consumption.
Xeon E7-4820 v3, on the other hand, has an age advantage of 8 months, 25% more physical cores and 150% more threads, and a 45.5% more advanced lithography process.
We couldn't decide between AMD FX-8320E and Intel Xeon E7-4820 v3. We've got no test results to judge.
Note that FX-8320E is a desktop processor while Xeon E7-4820 v3 is a server/workstation one.
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