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Xeon E5-4655 v4 - Intel
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Xeon E5-4655 v4
General Info
DesignerIntel
ManufacturerIntel
Model NumberE5-4655 v4
Part NumberCM8066002065000
S-SpecSR2SH
QKSX (QS)
MarketServer
IntroductionJune 20, 2016 (announced)
June 20, 2016 (launched)
Release Price$4616
ShopAmazon
General Specs
FamilyXeon E5
SeriesE5-4000
LockedYes
Frequency2,500 MHz
Turbo FrequencyYes
Turbo Frequency3,200 MHz (1 core),
3,200 MHz (2 cores),
3,000 MHz (3 cores),
2,900 MHz (4 cores),
2,800 MHz (5 cores),
2,700 MHz (6 cores),
2,600 MHz (7 cores),
2,600 MHz (8 cores)
Bus typeQPI
Bus speed4,800 MHz
Bus rate2 × 9.6 GT/s
Clock multiplier25
CPUID406F1
Microarchitecture
ISAx86-64 (x86)
MicroarchitectureBroadwell
PlatformGrantley EP 4S
ChipsetC610 Series
Core NameBroadwell EP
Core Family6
Core Model4F
Core SteppingM0
Process14 nm
Transistors3,200,000,000
TechnologyCMOS
Die246.24 mm²
Word Size64 bit
Cores8
Threads16
Max Memory1,536 GiB
Multiprocessing
Max SMP4-Way (Multiprocessor)
Electrical
Vcore1.82 V
VI/O1.2 V ± 3%
TDP135 W
Tcase0 °C – 82 °C
Tstorage-25 °C – 125 °C

The Xeon E5-4655 v4 is a 64-bit octa-core x86 microprocessor introduced by Intel in 2016. This server MPU is designed for frequency-optimized 4S environments. Operating at 2.5 GHz with a turbo boost frequency of 3.2 GHz for a single active core, this MPU has a TDP of 135 W and is manufactured on a 14 nm process (based on Broadwell).

Cache[edit]

Main article: Broadwell § Cache
Cache Info [Edit Values]
L1I$ 256 KiB
262,144 B
0.25 MiB
8x32 KiB 8-way set associative (per core, write-back)
L1D$ 256 KiB
262,144 B
0.25 MiB
8x32 KiB 8-way set associative (per core, write-back)
L2$ 2 MiB
2,048 KiB
2,097,152 B
0.00195 GiB
8x256 KiB 8-way set associative (per core, write-back)
L3$ 30 MiB
30,720 KiB
31,457,280 B
0.0293 GiB
8x3.75 MiB 20-way set associative (shared, per core, write-back)

Graphics[edit]

This microprocessor has no integrated graphics processing unit.

Memory controller[edit]

Integrated Memory Controller
Type DDR4-2133
Controllers 1
Channels 4
ECC Support Yes
Max bandwidth 63.58 GiB/s
Bandwidth (single) 15.89 GiB/s
Bandwidth (dual) 31.79 GiB/s
Max memory 1,536 GiB
Physical Address Extensions 46 bit

Expansions[edit]

[Edit/Modify Expansions Info]

ide icon.svg
Expansion Options
PCIe
Revision3.0
Max Lanes40
Configsx4, x16


Features[edit]

Has subobject
"Has subobject" is a predefined property representing a container construct and is provided by Semantic MediaWiki.
Xeon E5-4655 v4 - Intel#io +
base frequency2,500 MHz (2.5 GHz, 2,500,000 kHz) +
bus links2 +
bus rate9,600 MT/s (9.6 GT/s, 9,600,000 kT/s) +
bus speed4,800 MHz (4.8 GHz, 4,800,000 kHz) +
bus typeQPI +
chipsetC610 Series +
clock multiplier25 +
core count8 +
core family6 +
core model4F +
core nameBroadwell EP +
core steppingM0 +
core voltage1.82 V (18.2 dV, 182 cV, 1,820 mV) +
cpuid406F1 +
designerIntel +
die area246.24 mm² (0.382 in², 2.462 cm², 246,240,000 µm²) +
familyXeon E5 +
first announcedJune 20, 2016 +
first launchedJune 20, 2016 +
full page nameintel/xeon e5/e5-4655 v4 +
has advanced vector extensionstrue +
has advanced vector extensions 2true +
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 +, Extended Page Tables + and Transactional Synchronization Extensions +
has intel enhanced speedstep technologytrue +
has intel trusted execution technologytrue +
has intel turbo boost technology 2 0true +
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 +
io voltage1.2 V (12 dV, 120 cV, 1,200 mV) +
io voltage tolerance3% +
isax86-64 +
isa familyx86 +
l1d$ description8-way set associative +
l1d$ size256 KiB (262,144 B, 0.25 MiB) +
l1i$ description8-way set associative +
l1i$ size256 KiB (262,144 B, 0.25 MiB) +
l2$ description8-way set associative +
l2$ size2 MiB (2,048 KiB, 2,097,152 B, 0.00195 GiB) +
l3$ description20-way set associative +
l3$ size30 MiB (30,720 KiB, 31,457,280 B, 0.0293 GiB) +
ldateJune 20, 2016 +
manufacturerIntel +
market segmentServer +
max case temperature355.15 K (82 °C, 179.6 °F, 639.27 °R) +
max cpu count4 +
max memory1,572,864 MiB (1,610,612,736 KiB, 1,649,267,441,664 B, 1,536 GiB, 1.5 TiB) +
max pcie lanes40 +
max storage temperature398.15 K (125 °C, 257 °F, 716.67 °R) +
microarchitectureBroadwell +
min case temperature273.15 K (0 °C, 32 °F, 491.67 °R) +
min storage temperature248.15 K (-25 °C, -13 °F, 446.67 °R) +
model numberE5-4655 v4 +
nameXeon E5-4655 v4 +
part numberCM8066002065000 +
platformGrantley EP 4S +
process14 nm (0.014 μm, 1.4e-5 mm) +
release price$ 4,616.00 (€ 4,154.40, £ 3,738.96, ¥ 476,971.28) +
s-specSR2SH +
s-spec (qs)QKSX +
seriesE5-4000 +
smp max ways4 +
tdp135 W (135,000 mW, 0.181 hp, 0.135 kW) +
technologyCMOS +
thread count16 +
transistor count3,200,000,000 +
turbo frequency (1 core)3,200 MHz (3.2 GHz, 3,200,000 kHz) +
turbo frequency (2 cores)3,200 MHz (3.2 GHz, 3,200,000 kHz) +
turbo frequency (3 cores)3,000 MHz (3 GHz, 3,000,000 kHz) +
turbo frequency (4 cores)2,900 MHz (2.9 GHz, 2,900,000 kHz) +
turbo frequency (5 cores)2,800 MHz (2.8 GHz, 2,800,000 kHz) +
turbo frequency (6 cores)2,700 MHz (2.7 GHz, 2,700,000 kHz) +
turbo frequency (7 cores)2,600 MHz (2.6 GHz, 2,600,000 kHz) +
turbo frequency (8 cores)2,600 MHz (2.6 GHz, 2,600,000 kHz) +
word size64 bit (8 octets, 16 nibbles) +