CPUs

Intel Xeon 6533P-B vs Intel Xeon 6521P Full Specs

32 Cores
64 Threads
2.2GHz
24 Cores
48 Threads
2.6GHz
TDP
205W
TDP
225W
Bandwidth
179.2GB/s
DDR5
Bandwidth
409.6GB/s
DDR5
iGPU
0
iGPU
0
Socket
Socket

Xeon 6533P-BXeon 6533P-B179.2GB/s
x1
Xeon 6521PXeon 6521P409.6GB/s
x2.29

32 Cores
24 Cores
64 Threads
48 Threads

Base Clock
2.2GHz
Base Clock
2.6GHz
Boost Clock
3.9GHz
Boost Clock
4.1GHz
Overclocking
Locked
Overclocking
Locked

L1i
64KB
L1i
64KB
L1d
48KB
L1d
48KB
L2
2MB
L2
2MB
L3
128MB
L3
144MB

Type
DDR5
Type
DDR5
Max Memory
1.13TB
Max Memory
4.1TB
ECC
Yes
ECC
Yes
Channels
4
Channels
8
Bus Width
256-bit
Bus Width
512-bit
Speed
5600MT/s
Speed
6400MT/s
Bandwidth
179.2GB/s
Bandwidth
409.6GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
179.2GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
409.6GB/s

TDP
205W
TDP
225W
Max Operating Temp
-
Max Operating Temp
100°C Max
T-Case
85°C Max
T-Case
82°C Max

PCIe
PCIe 5.0 x32
126GB/sBandwidth
PCIe
PCIe 5.0 x136
535.6GB/sBandwidth
PCIe Secondary
PCIe 4.0 x16
31.5GB/sBandwidth
-

Manufacturer
Manufacturer
ISA
x86-64
ISA
x86-64
Architecture
Architecture
Family
Family
Branding
Xeon 2024 branding
Branding
Xeon 2024 branding
Codename
Granite Rapids-D
27Die
Granite Rapids-HCCVariant
Redwood CoveP-Core
32M-Core
Codename
Granite Rapids-D
27Die
Granite Rapids-HCCVariant
Redwood CoveP-Core
24M-Core
Market Segment
Server
Market Segment
Server
Release Date
Feb 24, 2025
Release Date
Feb 24, 2025

Foundry
Intel
Foundry
Intel
Other Foundries
IntelIO
Other Foundries
IntelIO
Fabrication Node
Intel 3
Intel 7IO
Fabrication Node
Intel 3
Intel 7IO
Die Size
598mm²
482mm²IO
Die Size
598mm²
482mm²IO

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