Xeon E5-2699A v4 vs Pentium III 1400S
Primary details
Comparing Pentium III 1400S and Xeon E5-2699A v4 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | not rated | 374 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 15.45 |
| Market segment | Desktop processor | Server |
| Series | no data | Intel Xeon E5 |
| Architecture codename | Tualatin (2000−2002) | Broadwell (2015−2019) |
| Release date | January 2002 (22 years ago) | 25 October 2016 (7 years ago) |
| Launch price (MSRP) | no data | $4,938 |
| Current price | no data | $560 (0.1x MSRP) |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Pentium III 1400S and Xeon E5-2699A v4 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 | 1 (Single-Core) | 22 (Docosa-Core) |
| Threads | 1 | 44 |
| Base clock speed | no data | 2.4 GHz |
| Boost clock speed | 1.4 GHz | 3.6 GHz |
| Bus support | no data | 2 × 9.6 GT/s |
| L1 cache | 8 KB | no data |
| L2 cache | 512 KB | 5.5 MB |
| L3 cache | 0 KB | 55 MB |
| Chip lithography | 130 nm | 14 nm |
| Die size | 80 mm2 | 456.12 mm2 |
| Maximum case temperature (TCase) | 69 °C | no data |
| Number of transistors | 44 million | 7200 Million |
| 64 bit support | - | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | No | No |
Compatibility
Information on Pentium III 1400S and Xeon E5-2699A v4 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 | 2 |
| Socket | 370 | FCLGA2011 |
| Power consumption (TDP) | 32 Watt | 145 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium III 1400S and Xeon E5-2699A v4. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® AVX2 |
| AES-NI | no data | + |
| AVX | no data | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| TSX | no data | + |
| Idle States | no data | + |
| Thermal Monitoring | no data | + |
| Flex Memory Access | no data | - |
| Demand Based Switching | no data | + |
| PAE | no data | 46 Bit |
| Status | no data | Discontinued |
Security technologies
Pentium III 1400S and Xeon E5-2699A v4 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| EDB | no data | + |
| Secure Key | no data | + |
| Identity Protection | no data | - |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium III 1400S and Xeon E5-2699A v4 are enumerated here.
| VT-d | no data | + |
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium III 1400S and Xeon E5-2699A v4. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400 |
| Maximum memory size | no data | 1.5 TB |
| Max memory channels | no data | 4 |
| Maximum memory bandwidth | no data | 76.8 GB/s |
| ECC memory support | no data | + |
Peripherals
Specifications and connection of peripherals supported by Pentium III 1400S and Xeon E5-2699A v4.
| PCIe version | no data | 3.0 |
| PCI Express lanes | no data | 40 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
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%
Xeon E5-2699A v4 outperforms Pentium III 1400S by 12974% in Passmark.
Pros & cons summary
| Physical cores | 1 | 22 |
| Threads | 1 | 44 |
| Chip lithography | 130 nm | 14 nm |
| Power consumption (TDP) | 32 Watt | 145 Watt |
We couldn't decide between Pentium III 1400S and Xeon E5-2699A v4. We've got no test results to judge.
Note that Pentium III 1400S is a desktop processor while Xeon E5-2699A v4 is a server/workstation one.
Should you still have questions on choice between Pentium III 1400S and Xeon E5-2699A v4, ask them in Comments section, and we shall answer.
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