Intel Xeon 656 Specs

Intel Xeon 656 $1,399
20 Cores
40 Threads
2.9GHz Clock
Socket
LGA 4710
iGPU
No GPU
- -
GB6S N/A
0%
GB6M N/A
0%
CB23S N/A
0%
CB23M N/A
0%
Manufacturer
Intel
Architecture
Granite Rapids
Family
Xeon 6
Instruction Set (ISA)
x86-64
Codename
-
24
Granite Rapids-HCC
-
Redwood Cove
M-Core
20
-
-
Market Segment
Workstation
Release Date
2/2/2026
Foundry
Intel
Intel (IO Die)
-
-
Node
Intel 3
Intel 7 (IO Die)
-
-
Die Size
598 mm²
2x 241 mm² (IO Die)
-
-
Transistor Count
Unknown
-
-
-
20 Cores
-
-
-
40 Threads
-
-
-
-
2.9GHz
4.8GHz Boost
-
-
-
-
-
-
-
Overclocking
Locked
-
-
-
Integrated Chipset
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
L0 Instruction
-
-
L0 Data
-
-
L1 Instruction
64KB/Core
8-way set associative
-
-
-
-
L1 Data
48KB/Core
12-way set associative
-
-
-
-
L2
2048KB/Core
16-way set associative
-
-
-
-
-
-
-
-
-
-
L3
-
72MB Shared
-
12-way set associative
-
-
-
-
-
-
-
-
-
Channels
8
Max Memory
4096GB
ECC
Supported
Bus Width/Channel
64Bit
Bus Width
512Bit
Clock
1600MHz
Transfer Rate
6400MT/s
Bandwidth/Channel
51.2GB/s
Bandwidth
409.6GB/s
TDP
210W
-
-
252W Peak
Temp
98°C Max
74°C TCase
Included Cooler
Not Included
PCIe 5.0 x128 Lanes
No GPU
-
-
- -
No NPU
-
-
-
-
-
-
No Cellular
Change Comparison