Intel Xeon E7-4890 v2 vs Intel Xeon 6544P-B Full Specs

Summary

15 Cores 30 Threads 2.8GHz	32 Cores 64 Threads 2GHz
TDP 155W	TDP 170W
Bandwidth 51.2GB/s DDR3	Bandwidth 179.2GB/s DDR5
iGPU 0	iGPU 0
Socket LGA 2011	Socket BGA 4368

Highlights

Max Bandwidth

Max Bandwidth TDP

Xeon E7-4890 v251.2GB/s

x1

Xeon 6544P-B179.2GB/s

x3.50

Core Config

15 Cores	32 Cores
30 Threads	64 Threads

Clocks

Base Clock 2.8GHz	Base Clock 2GHz
Boost Clock 3.4GHz	Boost Clock 3.3GHz
Overclocking Locked	Overclocking Locked

Cache

L1i 32KB	L1i 64KB
L1d 32KB	L1d 48KB
L2 256KB	L2 2MB
L3 37.5MB	L3 128MB

Memory

Type DDR3	Type DDR5
Max Memory 1.54TB	Max Memory 1.13TB
ECC Yes	ECC Yes
Channels 4	Channels 4
Bus Width 256-bit	Bus Width 256-bit
Speed 1600MT/s	Speed 5600MT/s
Bandwidth 51.2GB/s	Bandwidth 179.2GB/s
Bandwidth Calculator Channels Transfer Rate1600MT/s Calculated Bandwidth 51.2GB/s	Bandwidth Calculator Channels Transfer Rate5600MT/s Calculated Bandwidth 179.2GB/s

Power & Thermals

TDP 155W	TDP 170W
T-Case 77°C Max	T-Case 85°C Max

Chipset Bus

Bus Type QPI	Bus Type -
Bus Config 16-bit	Bus Config -
Bus Speed 8GT/s	Bus Speed -
Bus Bandwidth 16GB/s	Bus Bandwidth -

Expansion

PCIe PCIe 3.0 x32 31.5GB/sBandwidth	PCIe PCIe 5.0 x32 126GB/sBandwidth
-	PCIe Secondary PCIe 4.0 x16 31.5GB/sBandwidth

Chip

Manufacturer Intel	Manufacturer Intel
ISA x86-64	ISA x86-64
Architecture Ivy Bridge	Architecture Granite Rapids
Family Xeon v2	Family Xeon 6
Branding	Branding
Codename Ivy Bridge-EP - Ivy Bridge-EXVariant - -	Codename Granite Rapids-D 27Die Granite Rapids-HCCVariant Redwood CoveP-Core 32M-Core
Market Segment Server	Market Segment Server
Release Date Feb 18, 2014	Release Date Dec 1, 2025

Fabrication

Foundry Intel	Foundry Intel
Other Foundries -	Other Foundries IntelIO
Fabrication Node 22nm -	Fabrication Node Intel 3 Intel 7IO
Die Size 541mm² -	Die Size 598mm² 482mm²IO
Transistor Count 4.3 Billion	Transistor Count -
Transistor Density 8 MTr/mm²	Transistor Density -

Images

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