CPUs

Intel Xeon E-2456 vs Intel Xeon 658X Full Specs

6 Cores
12 Threads
3.3GHz
24 Cores
48 Threads
3GHz
TDP
80W
TDP
250W
Bandwidth
76.8GB/s
DDR5
Bandwidth
409.6GB/s
DDR5
iGPU
0
iGPU
0
Socket
Socket

Xeon E-2456Xeon E-24562,850
x1
Xeon 658XXeon 658X-
-

6 Cores
24 Cores
12 Threads
48 Threads

Base Clock
3.3GHz
Base Clock
3GHz
Boost Clock
5.1GHz
Boost Clock
4.9GHz
Overclocking
Locked
Overclocking
Unlocked

L1i
32KB
L1i
64KB
L1d
48KB
L1d
48KB
L2
2MB
L2
2MB
L3
18MB
L3
144MB

Type
DDR5
Type
DDR5
Max Memory
128GB
Max Memory
4.1TB
ECC
Yes
ECC
Yes
Channels
2
Channels
8
Bus Width
128-bit
Bus Width
512-bit
Speed
4800MT/s
Speed
6400MT/s
Bandwidth
76.8GB/s
Bandwidth
409.6GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
76.8GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
409.6GB/s

TDP
80W
TDP
250W
Peak Power
-
Peak Power
300W
Max Operating Temp
100°C Max
Max Operating Temp
99°C Max
T-Case
-
T-Case
75°C Max
Included Cooler
1
Included Cooler
-

Bus Type
DMI
Bus Type
-
Bus Config
8 lanes
Bus Config
-
Bus Speed
16GT/s
Bus Speed
-
Bus Bandwidth
16GB/s
Bus Bandwidth
-

PCIe
PCIe 5.0 x20
78.8GB/sBandwidth
PCIe
PCIe 5.0 x128
504.1GB/sBandwidth

Manufacturer
Manufacturer
ISA
x86-64
ISA
x86-64
Architecture
Architecture
Family
Family
Branding
Xeon 2020 branding
Branding
Xeon 2024 branding
Codename
Raptor Lake-HX
-
Raptor Lake-8P-16EVariant
Raptor CoveP-Core
-
GracemontE-Core
Codename
Granite Rapids-D
27Die
Granite Rapids-HCCVariant
Redwood CoveP-Core
24M-Core
-
Market Segment
Workstation
Market Segment
Workstation
Release Date
Oct 17, 2023
Release Date
Feb 2, 2026

Foundry
Intel
Foundry
Intel
Other Foundries
-
Other Foundries
IntelIO
Fabrication Node
Intel 7
-
Fabrication Node
Intel 3
Intel 7IO
Die Size
257mm²
-
Die Size
598mm²
482mm²IO
Transistor Count
18.5 Billion
Transistor Count
-
Transistor Density
72 MTr/mm²
Transistor Density
-

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