Intel Xeon E3-1285 v4: specs and benchmarks

Intel Xeon E3-1285 v4


Intel started Intel Xeon E3-1285 v4 sales 2 June 2015. This is Broadwell architecture desktop processor primarily aimed at office systems. It has 4 cores and 8 threads, and is based on 14 nm manufacturing technology, with a maximum frequency of 3800 MHz and a locked multiplier.

Compatibility-wise, this is FCLGA1150 processor with a TDP of 95 Watt. It supports DDR3L-1333, DDR3L-1600, DDR3L-1866 memory.

It provides poor benchmark performance at 8.68 percent of a leader's which is AMD EPYC 7763.

General info

Of Xeon E3-1285 v4 processor market type (desktop or notebook), architecture, sales start time and pricing.

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Market segment
Architecture codename
Launch date
2 June 2015 (5 years ago)
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Technical specs

Basic processor 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
Base clock speed
3.5 GHz
of 4.7 (FX-9590)
Boost clock speed
3.8 GHz
L1 cache
64 KB (per core)
of 896 (Atom C3950)
L2 cache
256 KB (per core)
L3 cache
6 MB (shared)
Chip lithography
14 nm
of 5 (Apple M1)
Die size
160 mm2
Transistor count
1,400 million
of 16000 (Apple M1)
64 bit support


Information on Xeon E3-1285 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.

Number of CPUs in a configuration
Thermal design power (TDP)
95 Watt

Technologies and extensions

Technological capabilities and additional instructions supported by Xeon E3-1285 v4. You'll probably need this information if you require some particular technology.

Instruction set extensions
Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Enhanced SpeedStep (EIST)
128 MB
Turbo Boost Technology
Hyper-Threading Technology
Idle States

Security technologies

Processor technologies aimed at improving security, for example, by protecting against hacks.

OS Guard

Virtualization technologies

Supported virtual machine optimization technologies. Some are specific to Intel only, some to AMD.


Memory specs

Types, maximum amount and channel number of RAM supported by Xeon E3-1285 v4's memory controller.

Supported memory types
DDR3L-1333, DDR3L-1600, DDR3L-1866
of 4266 (Ryzen 9 4900H)
Maximum memory size
32 GB
Max memory channels
Maximum memory bandwidth
29.8 GB/s
ECC memory support

Graphics specifications

General parameters of GPU integrated into Xeon E3-1285 v4.

Integrated graphics card
Intel Iris Pro P6300
Max video memory
32 GB
Quick Sync Video
Clear Video
Graphics max frequency
1.15 GHz
Execution Units

Graphics interfaces

Available interfaces and connections of Xeon E3-1285 v4's integrated GPU.

Number of displays supported


Specifications and connection types of supported peripherals.

PCIe revision
Max number of PCIe lanes
of 128 (EPYC 7551P)

Benchmark performance

Single-core and multi-core benchmark results of Xeon E3-1285 v4. Overall benchmark performance is measured in points in 0-100 range, higher is better.

Overall 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.



Passmark CPU Mark is a widespread benchmark, consisting of 8 different tests, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario.


Game benchmarks

Let's see how good Xeon E3-1285 v4 is for a gaming PC, compared with system requirements of some popular titles. Remember that sometimes official hardware requirements may reflect real performance inaccurately.

User rating

Here is the rating given to the reviewed processor by our users. Let others know your opinion by rating it yourself.

Advices and comments

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