IBM PowerPC 7455 866MHz vs AMD EPYC 7532 Full Specs

Summary

1 Core 1 Thread 866MHz	32 Cores 64 Threads 2.4GHz
TDP 21W	TDP 200W
Bandwidth -	Bandwidth 204.8GB/s DDR4
Socket CBGA 483	Socket SP3

Highlights

Geekbench 6 Single

Geekbench 6 Single Geekbench 6 Multi Max Bandwidth TDP

PowerPC 7455 866MHz-

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EPYC 75321,190

x1

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Core Config

1 Core	32 Cores
1 Threads	64 Threads

Clocks

Base Clock 866MHz	Base Clock 2.4GHz
Boost Clock -	Boost Clock 3.3GHz
Overclocking Locked	Overclocking Locked

Cache

L1i 32KB	L1i 32KB
L1d 32KB	L1d 32KB
L2 256KB	L2 512KB
L3 2MB	L3 256MB

Memory

Type -	Type DDR4
Max Memory -	Max Memory 4.1TB
ECC -	ECC Yes
Channels -	Channels 8
Bus Width -	Bus Width 512-bit
Speed -	Speed 3200MT/s
Bandwidth -	Bandwidth 204.8GB/s
Bandwidth Calculator -	Bandwidth Calculator Channels Transfer Rate3200MT/s UC·Spec·OC 204.8GB/s

Power & Thermals

TDP 21W

TDP 200W

Chipset Bus

Bus Type FSB	Bus Type PCIe
Bus Config 64-bit	Bus Config 8 lanes
Bus Speed 133MT/s	Bus Speed 16GT/s
Bus Bandwidth 1.1GB/s	Bus Bandwidth 16GB/s

Expansion

-	PCIe PCIe 4.0 x128 252GB/sBandwidth

Chip

Manufacturer IBM	Manufacturer AMD
ISA PowerPC	ISA x86-64
Architecture G4	Architecture Zen 2
Family G4	Family EPYC 7002
Branding	Branding
Codename Apollo 6 - -	Codename Rome Aspen HighlandsDie Rome 8CCDVariant
Market Segment Desktop	Market Segment Server
Release Date Jan 1, 2003	Release Date Aug 7, 2019
Part Number -	Part Number 100-000000136, 100-000000136WOF
	Official specs

Fabrication

Foundry Motorola	Foundry TSMC
Other Foundries -	Other Foundries GlobalFoundriesIO
Fabrication Node 180nm -	Fabrication Node N7 12LPIO
Die Size 106mm² -	Die Size 592mm² 416mm²IO
Transistor Count 33M -	Transistor Count 30.4B 8.3BIO
Transistor Density -	Transistor Density 51 MTr/mm² 20 MTr/mm²IO

Images