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Intel Xeon E5-2643 v4: specs and benchmarks
- Core clock speed
- Max video memory
- Memory type
- Memory clock speed
- Maximum resolution
Intel started Intel Xeon E5-2643 v4 sales 20 June 2016 at a recommended price of $1,552. This is Broadwell architecture desktop processor primarily aimed at office systems. It has 6 cores and 12 threads, and is based on 14 nm manufacturing technology, with a maximum frequency of 3700 MHz and a locked multiplier.
Compatibility-wise, this is FCLGA2011-3 processor with a TDP of 135 Watt. It supports DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400 memory.
It provides poor benchmark performance at
of a leader's which is AMD Ryzen Threadripper PRO 5995WX.
Of Xeon E5-2643 v4 processor market type (desktop or notebook), architecture, sales start time and pricing.
|Place in performance rating||555|
|Value for money||35.51|
|Series||Intel Xeon E5|
|Architecture codename||Broadwell (2015−2019)|
|Release date||20 June 2016 (5 years ago)|
|Launch price (MSRP)||$1,552||of 305 (Core i7-870)|
|Price now||$183 (0.1x MSRP)||of 14999 (Xeon Platinum 9282)|
Basic microprocessor parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters can generally indicate CPU performance, but to be more precise you have to review its test results.
|Physical cores||6 (Hexa-Core)|
|Base clock speed||3.4 GHz||of 4.7 (FX-9590)|
|Boost clock speed||3.7 GHz||of 5.5 (Core i9-12900KS)|
|Bus support||2 × 9.6 GT/s|
|L2 cache||1.5 MB||of 12 (Core 2 Quad Q9550)|
|L3 cache||20 MB||of 32 (Ryzen Threadripper 1998)|
|Chip lithography||14 nm||of 5 (Apple M1)|
|Die size||246.24 mm2|
|Maximum core temperature||75 °C||of 110 (Atom x7-E3950)|
|Number of transistors||3200 Million||of 57000 (Apple M1 Max)|
|64 bit support||+|
|Windows 11 compatibility||-|
Information on Xeon E5-2643 v4 compatibility with other computer components and devices: 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||2||of 8 (Opteron 842)|
|Thermal design power (TDP)||135 Watt||of 400 (Xeon Platinum 9282)|
Technologies and extensions
Technological capabilities and additional instructions supported by Xeon E5-2643 v4. You'll probably need this information if you require some particular technology.
|Instruction set extensions||Intel® AVX2|
|Enhanced SpeedStep (EIST)||+|
|Turbo Boost Technology||2.0|
|Flex Memory Access||-|
|Demand Based Switching||+|
Processor technologies aimed at improving security, for example, by protecting against hacks.
Supported virtual machine optimization technologies. Some are specific to Intel only, some to AMD.
Types, maximum amount and channel number of RAM supported by Xeon E5-2643 v4's memory controller. Depending on the motherboard, higher memory frequency may be supported.
|Supported memory types||DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400||of 4800 (Ryzen 9 6980HX)|
|Maximum memory size||1.5 TB||of 786 (Xeon E5-2670 v3)|
|Max memory channels||4||of 12 (Xeon Platinum 9221)|
|Maximum memory bandwidth||76.8 GB/s||of 281.6 (Xeon Platinum 9221)|
|ECC memory support||+|
Specifications and connection types of supported peripherals.
|PCI Express lanes||40||of 128 (EPYC 7551P)|
Single-core and multi-core benchmark results of Xeon E5-2643 v4. Overall benchmark performance is measured in points in 0-100 range, higher is better.
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.
- GeekBench 5 Single-Core
- GeekBench 5 Multi-Core
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.
GeekBench 5 Single-Core
GeekBench 5 Multi-Core
Overall Xeon E5-2643 v4 performance compared to nearest competitors among server CPUs.
Here is our recommendation of several processors that are more or less close in performance to the one reviewed.
Recommended graphics cards
These graphics cards are most commonly used with Xeon E5-2643 v4 according to our statistics.
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