CPUs

Intel Xeon Silver 4509Y vs Intel Xeon 6503P-B Full Specs

8 Cores
16 Threads
2.6GHz
12 Cores
24 Threads
2GHz
TDP
125W
TDP
110W
Bandwidth
281.6GB/s
DDR5
Bandwidth
153.6GB/s
DDR5
iGPU
0
iGPU
0
Socket
Socket

Xeon Silver 4509YXeon Silver 4509Y1,600
x1
Xeon 6503P-BXeon 6503P-B-
-

8 Cores
12 Cores
16 Threads
24 Threads

Base Clock
2.6GHz
Base Clock
2GHz
Boost Clock
4.1GHz
Boost Clock
3.5GHz
Overclocking
Locked
Overclocking
Locked

L1i
32KB
L1i
64KB
L1d
48KB
L1d
48KB
L2
2MB
L2
2MB
L3
22.5MB
L3
48MB

Type
DDR5
Type
DDR5
Max Memory
4.1TB
Max Memory
1.13TB
ECC
Yes
ECC
Yes
Channels
8
Channels
4
Bus Width
512-bit
Bus Width
256-bit
Speed
4400MT/s
Speed
4800MT/s
Bandwidth
281.6GB/s
Bandwidth
153.6GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
281.6GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
153.6GB/s

TDP
125W
TDP
110W
Max Operating Temp
100°C Max
Max Operating Temp
-
T-Case
84°C Max
T-Case
85°C Max
Included Cooler
0
Included Cooler
-

Bus Type
UPI
Bus Type
-
Bus Config
24-bit
Bus Config
-
Bus Speed
16GT/s
Bus Speed
-
Bus Bandwidth
48GB/s
Bus Bandwidth
-

PCIe
PCIe 5.0 x80
315GB/sBandwidth
PCIe
PCIe 5.0 x32
126GB/sBandwidth
-
PCIe Secondary
PCIe 4.0 x16
31.5GB/sBandwidth

NPU Model
DL Boost
NPU Model
-

Manufacturer
Manufacturer
ISA
x86-64
ISA
x86-64
Architecture
Architecture
Family
Family
Branding
Xeon Silver 2020 branding
Branding
Xeon 2024 branding
Codename
Sapphire Rapids-HBM
-
Sapphire Rapids-XCCVariant
Golden CoveP-Core
-
Codename
Granite Rapids-D
16Die
Granite Rapids-LCCVariant
Redwood CoveP-Core
12M-Core
Market Segment
Server
Market Segment
Server
Release Date
Dec 1, 2023
Release Date
Feb 24, 2025

Foundry
Intel
Foundry
Intel
Other Foundries
-
Other Foundries
IntelIO
Fabrication Node
Intel 7
-
Fabrication Node
Intel 3
Intel 7IO
Die Size
1576mm²
-
Die Size
-
482mm²IO
Transistor Count
112 Billion
Transistor Count
-
Transistor Density
71 MTr/mm²
Transistor Density
-

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