Athlon X4 840 vs Xeon E5 1680 v4
Aggregate performance score
Xeon E5 1680 v4 outperforms Athlon X4 840 by a whopping 328% based on our aggregate benchmark results.
Primary details
Comparing Xeon E5-1680 v4 and Athlon X4 840 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 865 | 1890 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 1.95 | no data |
| Market segment | Server | Desktop processor |
| Series | Intel Xeon E5 | 4x Athlon |
| Power efficiency | 6.05 | 3.04 |
| Architecture codename | Broadwell-EP (2016) | Kaveri (2014−2015) |
| Release date | 20 June 2016 (8 years ago) | August 2014 (10 years ago) |
| Launch price (MSRP) | $1,723 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Xeon E5-1680 v4 and Athlon X4 840 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) | 4 (Quad-Core) |
| Threads | 16 | 4 |
| Base clock speed | 3.4 GHz | 3.1 GHz |
| Boost clock speed | 4 GHz | 3.8 GHz |
| Bus type | DMI 2.0 | no data |
| Bus rate | 5 GT/s | no data |
| Multiplier | 34 | no data |
| L1 cache | 64K (per core) | 256K |
| L2 cache | 256K (per core) | 4 MB |
| L3 cache | 20 MB (shared) | no data |
| Chip lithography | 14 nm | 28 nm |
| Die size | 246.24 mm2 | 245 mm2 |
| Maximum case temperature (TCase) | 70 °C | 72 °C |
| Number of transistors | 3,400 million | 2,411 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | - | + |
Compatibility
Information on Xeon E5-1680 v4 and Athlon X4 840 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 (Uniprocessor) | 1 |
| Socket | FCLGA2011 | Socket FM2+ |
| Power consumption (TDP) | 140 Watt | 65 watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon E5-1680 v4 and Athlon X4 840. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® AVX2 | no data |
| AES-NI | + | + |
| FMA | - | + |
| AVX | + | + |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | no data |
| Turbo Boost Technology | 2.0 | no data |
| Hyper-Threading Technology | + | no data |
| TSX | + | - |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Flex Memory Access | - | no data |
| Demand Based Switching | + | no data |
| PAE | 46 Bit | no data |
| Turbo Boost Max 3.0 | + | no data |
Security technologies
Xeon E5-1680 v4 and Athlon X4 840 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
| EDB | + | no data |
| Secure Key | + | no data |
| Identity Protection | + | - |
| OS Guard | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon E5-1680 v4 and Athlon X4 840 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 Xeon E5-1680 v4 and Athlon X4 840. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400 | DDR3 |
| Maximum memory size | 1.5 TB | no data |
| Max memory channels | 4 | no data |
| Maximum memory bandwidth | 76.8 GB/s | no data |
| ECC memory support | + | - |
Peripherals
Specifications and connection of peripherals supported by Xeon E5-1680 v4 and Athlon X4 840.
| PCIe version | 3.0 | 3.0 |
| PCI Express lanes | 40 | 16 |
Pros & cons summary
| Performance score | 8.95 | 2.09 |
| Recency | 20 June 2016 | on August 2014 |
| Physical cores | 8 | 4 |
| Threads | 16 | 4 |
| Chip lithography | 14 nm | 28 nm |
| Power consumption (TDP) | 140 Watt | 65 Watt |
Xeon E5 1680 v4 has a 328.2% higher aggregate performance score, an age advantage of 1 year, 100% more physical cores and 300% more threads, and a 100% more advanced lithography process.
Athlon X4 840, on the other hand, has 115.4% lower power consumption.
The Xeon E5 1680 v4 is our recommended choice as it beats the Athlon X4 840 in performance tests.
Be aware that Xeon E5 1680 v4 is a server/workstation processor while Athlon X4 840 is a desktop one.
Should you still have questions on choice between Xeon E5 1680 v4 and Athlon X4 840, ask them in Comments section, and we shall answer.
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