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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
General Specs
FamilyXeon E5
SeriesE5-4000
LockedYes
Frequency2,500 MHz
Turbo FrequencyYes
Turbo Frequency3,200 MHz (1 core)
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 CPUs4 (Multiprocessor)
Max Memory1,536 GiB
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

Main article: Broadwell § Cache
Cache Info [Edit Values]
L1I$ 256 KiB
0.25 MiB
262,144 B
2.441406e-4 GiB
8x32 KiB 8-way set associative (per core, write-back)
L1D$ 256 KiB
0.25 MiB
262,144 B
2.441406e-4 GiB
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

This microprocessor has no integrated graphics processing unit.

Memory controller

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/Modify Expansions Info]

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

Features

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$ size0.25 MiB (256 KiB, 262,144 B, 2.441406e-4 GiB) +
l1i$ description8-way set associative +
l1i$ size0.25 MiB (256 KiB, 262,144 B, 2.441406e-4 GiB) +
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 +
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) +
word size64 bit (8 octets, 16 nibbles) +