Ryzen 7 5800X3D vs Xeon E5420
Aggregate performance score
Ryzen 7 5800X3D outperforms Xeon E5420 by a whopping 1296% based on our aggregate benchmark results.
Primary details
Comparing Xeon E5420 and Ryzen 7 5800X3D processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 2178 | 305 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.24 | 29.76 |
| Market segment | Server | Desktop processor |
| Series | no data | AMD Ryzen 7 |
| Architecture codename | no data | Vermeer (Zen3) (2020) |
| Release date | 1 October 2007 (16 years ago) | 20 April 2022 (2 years ago) |
| Launch price (MSRP) | no data | $449 |
| Current price | $62 | $507 (1.1x MSRP) |
Cost-effectiveness evaluation
Performance per price, higher is better.
Ryzen 7 5800X3D has 12300% better value for money than Xeon E5420.
Detailed specifications
Xeon E5420 and Ryzen 7 5800X3D 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 | no data | 8 (Octa-Core) |
| Threads | no data | 16 |
| Base clock speed | 2.5 GHz | 3.4 GHz |
| Boost clock speed | no data | 4.5 GHz |
| L1 cache | no data | 512 KB |
| L2 cache | no data | 4 MB |
| L3 cache | 12 MB L2 Cache | 96 MB (shared) |
| Chip lithography | 45 nm | 7 nm, 12 nm |
| Die size | no data | 74 + 125 mm |
| Maximum core temperature | 67 °C | 90 °C |
| Maximum case temperature (TCase) | no data | 90 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | No | No |
| VID voltage range | 0.85V-1.35V | no data |
Compatibility
Information on Xeon E5420 and Ryzen 7 5800X3D 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 | no data | 1 |
| Socket | LGA771 | AM4 |
| Power consumption (TDP) | 80 Watt | 105 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon E5420 and Ryzen 7 5800X3D. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | 86x MMX(+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A,-64, AMD-V, AES, AVX, AVX2, FMA3, SHA, Precision Boost 2 |
| AES-NI | no data | + |
| AVX | no data | + |
| Enhanced SpeedStep (EIST) | + | no data |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | - | no data |
| Idle States | + | no data |
| Thermal Monitoring | + | no data |
| Demand Based Switching | + | no data |
| FSB parity | + | no data |
| Status | Discontinued | no data |
Security technologies
Xeon E5420 and Ryzen 7 5800X3D technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | no data |
| EDB | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon E5420 and Ryzen 7 5800X3D are enumerated here.
| AMD-V | no data | + |
| VT-x | + | no data |
| EPT | - | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon E5420 and Ryzen 7 5800X3D. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR4-3200 |
| Maximum memory size | no data | 128 GB |
Peripherals
Specifications and connection of peripherals supported by Xeon E5420 and Ryzen 7 5800X3D.
| PCIe version | no data | 4.0 |
| PCI Express lanes | no data | 20 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
Ryzen 7 5800X3D outperforms Xeon E5420 by 1296% based on our aggregate benchmark results.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.
Benchmark coverage: 68%
Ryzen 7 5800X3D outperforms Xeon E5420 by 1299% in Passmark.
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
Benchmark coverage: 42%
Ryzen 7 5800X3D outperforms Xeon E5420 by 469% in GeekBench 5 Single-Core.
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Benchmark coverage: 42%
Ryzen 7 5800X3D outperforms Xeon E5420 by 815% in GeekBench 5 Multi-Core.
Pros & cons summary
| Performance score | 1.31 | 18.29 |
| Recency | 1 October 2007 | 20 April 2022 |
| Chip lithography | 45 nm | 7 nm |
| Power consumption (TDP) | 80 Watt | 105 Watt |
The Ryzen 7 5800X3D is our recommended choice as it beats the Xeon E5420 in performance tests.
Be aware that Xeon E5420 is a server/workstation processor while Ryzen 7 5800X3D is a desktop one.
Should you still have questions on choice between Xeon E5420 and Ryzen 7 5800X3D, ask them in Comments section, and we shall answer.
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