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Xeon D-1557 - Intel
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Template:mpu The Xeon D-1557 is a 64-bit dodeca-core x86-64 microserver SoC that was introduced by Intel in February of 2016. The D-1557 operates at 1.5 GHz with a turbo frequency of 2.1 GHz. This chip, which is based on the Broadwell microarchitecture and manufactured in 14 nm process, has a TDP of 45 W and can support up to 128 GB of RAM (DDR3L/DDR4).

Cache

Main article: Broadwell's Cache
Cache Info [Edit Values]
L1I$ 384 KB
"KB" is not declared as a valid unit of measurement for this property.
 		12x32 KB 8-way set associative (per core)
L1D$ 384 KB
"KB" is not declared as a valid unit of measurement for this property.
 		12x32 KB 8-way set associative (per core)
L2$ 3 MB
"MB" is not declared as a valid unit of measurement for this property.
 		12x256 KB 8-way set associative (per core)
L3$ 18 MB
"MB" is not declared as a valid unit of measurement for this property.
 		8x1.5 MB (per core)

Graphics

This SoC has no integrated graphics processing unit.

Memory controller

Integrated Memory Controller
Type DDR3L-1333, DDR3L-1600, DDR4-1600, DDR4-1867, DDR4-2133
Controllers 1
Channels 2
ECC Support Yes
Max memory 128 GB

Expansions

Template:mpu expansions

Networking

Networking
SFI interface Yes
KR interface No
10Base-T No
100Base-T No
1000Base-T Yes
10GBase-T Yes

Features

Template:mpu features

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Facts about "Xeon D-1557 - Intel"
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Xeon D-1557 - Intel#pcie +
back imageFile:broadwell de (back).png +
base frequency1,500 MHz (1.5 GHz, 1,500,000 kHz) +
bus typeDMI 2.0 +
clock multiplier15 +
core count12 +
core family6 +
core model6 +
core nameBroadwell DE +
core steppingY0 +
designerIntel +
die area306.18 mm² (0.475 in², 3.062 cm², 306,180,000 µm²) +
familyXeon D +
first announcedFebruary 24, 2016 +
first launchedFebruary 24, 2016 +
full page nameintel/xeon d/d-1557 +
has advanced vector extensionstrue +
has advanced vector extensions 2true +
has ecc memory supporttrue +
has extended page tables supporttrue +
has featureAdvanced Vector Extensions +, Advanced Vector Extensions 2 +, Advanced Encryption Standard Instruction Set Extension +, Hyper-Threading Technology +, Turbo Boost Technology 2.0 +, Enhanced SpeedStep Technology +, Trusted Execution Technology +, Intel VT-x +, Intel VT-d +, Extended Page Tables +, Transactional Synchronization Extensions +, Secure Key Technology + and OS Guard +
has intel enhanced speedstep technologytrue +
has intel secure key technologytrue +
has intel supervisor mode execution protectiontrue +
has intel trusted execution technologytrue +
has intel turbo boost technology 2 0true +
has intel vt-d technologytrue +
has intel vt-x technologytrue +
has locked clock multipliertrue +
has second level address translation supporttrue +
has simultaneous multithreadingtrue +
has transactional synchronization extensionstrue +
has x86 advanced encryption standard instruction set extensiontrue +
instance ofmicroprocessor +
isax86-64 +
isa familyx86 +
l1$ size768 KiB (786,432 B, 0.75 MiB) +
l1d$ description8-way set associative +
l1d$ size384 KiB (393,216 B, 0.375 MiB) +
l1i$ description8-way set associative +
l1i$ size384 KiB (393,216 B, 0.375 MiB) +
l2$ description8-way set associative +
l2$ size3 MiB (3,072 KiB, 3,145,728 B, 0.00293 GiB) +
l3$ description16-way set associative +
l3$ size18 MiB (18,432 KiB, 18,874,368 B, 0.0176 GiB) +
ldateFebruary 24, 2016 +
main imageFile:broadwell de (front).png +
manufacturerIntel +
market segmentServer + and Embedded +
max cpu count1 +
max memory131,072 MiB (134,217,728 KiB, 137,438,953,472 B, 128 GiB, 0.125 TiB) +
max memory bandwidth31.78 GiB/s (32,542.72 MiB/s, 34.124 GB/s, 34,123.515 MB/s, 0.031 TiB/s, 0.0341 TB/s) +
max memory channels2 +
max operating temperature108 °C +
max sata ports6 +
max usb ports4 +
microarchitectureBroadwell +
min operating temperature0 °C +
model numberD-1557 +
nameXeon D-1557 +
packageFCBGA-1667 +
part numberGG8067402570702 +
platformGrangeville +
process14 nm (0.014 μm, 1.4e-5 mm) +
release price$ 694.00 (€ 624.60, £ 562.14, ¥ 71,711.02) +
release price (tray)$ 694.00 (€ 624.60, £ 562.14, ¥ 71,711.02) +
s-specSR2M4 +
seriesD-1500 +
smp max ways1 +
supported memory typeDDR4-2133 +
tdp45 W (45,000 mW, 0.0603 hp, 0.045 kW) +
technologyCMOS +
thread count24 +
transistor count4,700,000,000 +
turbo frequency (1 core)2,100 MHz (2.1 GHz, 2,100,000 kHz) +
word size64 bit (8 octets, 16 nibbles) +