Intel Xeon E3-1284L v4: specs and benchmarks

Summary

Intel started Xeon E3-1284L v4 sales 2 June 2015. This is a Broadwell-DT architecture desktop processor primarily aimed at professional 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 Intel Socket 1150 processor with a TDP of 47 Watt. It supports DDR3L-1333, DDR3L-1600, DDR3L-1866 memory.

Primary details

Xeon E3-1284L v4 processor market type (desktop or notebook), architecture, sales start time and pricing.

Place in the ranking	not rated
Place by popularity	not in top-100
Market segment	Server
Architecture codename	Broadwell-DT (2015)
Release date	2 June 2015 (9 years ago)

Detailed specifications

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	4 (Quad-Core)
Threads	8
Base clock speed	2.9 GHz	of 4.7 GHz (FX-9590)
Boost clock speed	3.8 GHz	of 50 MHz (i486DX-50)
Bus rate	5 GT/s
L1 cache	64K (per core)	of 80 KB (EPYC 9965)
L2 cache	256K (per core)
L3 cache	6 MB (shared)	of 1152 MB (EPYC 9684X)
Chip lithography	14 nm	of 3 nm (Apple M3 Max 16-Core)
Die size	182 mm2
64 bit support	+
Windows 11 compatibility	-

Compatibility

Information on Xeon E3-1284L 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	1	of 8 (Opteron 842)
Socket	1150
Power consumption (TDP)	47 Watt	of 3100 ‑ 4500 (Ryzen 7 7435H)

Technologies and extensions

Technological capabilities and additional instructions supported by Xeon E3-1284L v4. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+
AVX	+
vPro	+
Enhanced SpeedStep (EIST)	+
eDRAM	128 MB
Turbo Boost Technology	2.0
Hyper-Threading Technology	+
TSX	+
Idle States	+
FDI	+

Security technologies

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

TXT	+
EDB	+
OS Guard	+

Virtualization technologies

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

VT-d	+
VT-x	+
EPT	+

Memory specs

Types, maximum amount and channel number of RAM supported by Xeon E3-1284L v4's memory controller. Depending on the motherboard, higher memory frequency may be supported.

Supported memory types	DDR3L-1333, DDR3L-1600, DDR3L-1866
Maximum memory size	32 GB	of 6 TiB (EPYC 9124)
Max memory channels	2	of 12 (Xeon Platinum 9221)
Maximum memory bandwidth	29.8 GB/s	of 460.8 GB/s (EPYC 9124)
ECC memory support	+

Graphics specifications

General parameters of a GPU integrated into Xeon E3-1284L v4.

Integrated graphics card	Intel Iris Pro P6300
Max video memory	16 GB
Quick Sync Video	+
Clear Video	+
Graphics max frequency	1.15 GHz

Peripherals

Specifications and connection types of supported peripherals.

PCIe version	3.0	of 5.0 (Core i9-12900K)
PCI Express lanes	16	of 128 (EPYC 7551P)

Benchmark performance

Single-core and multi-core benchmark results of Xeon E3-1284L v4. Overall benchmark performance is measured in points in 0-100 range, higher is better.

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