CPU

Intel Xeon 6556P-B

Edit@3 months ago

Socketed Memory
Capacity

1.13 TB

4 Channels xDDR5 6400MT/s

Bandwidth

204.8 GB/s

29 Token/s

Vector Compute
FP64
3.34 T
FP32
6.68 T
FP16
13.36 T
BF16
13.36 T
INT32
X
INT8
26.73 T
Theoretical peak performance: 36 Cores @ 2900 MHz with 512-bit AVX512 and Dual 512-bit FMAs (Support INT8, BF16, FP16)

Intel Xeon 6556P-B General-Purpose Float-Point performance (Vector Performance / Scalar Performance)

FP64: 3.34 TFLOPS

FP32: 6.68 TFLOPS

FP16: 13.36 TFLOPS

BF16: 13.36 TFLOPS

INT8: 26.73 TOPS

Matirx Compute
FP64
X
FP32
X
FP16
106.91 T
FP8
X
TF32
X
BF16
106.91 T
INT16
X
INT8
213.81 T
INT4
X
Theoretical peak performance: 36 Cores @ 2900 MHz with Intel Advanced Matrix Extensions

Intel Xeon 6556P-B AI performance (Tensor Performance / Matrix Performance)

FP16: 106.91 TFLOPS

BF16: 106.91 TFLOPS

INT8: 213.81 TOPS

Hardware Specs
Intel Xeon 6556P-B is a 5nm chip, launched by Intel at 2025. It has 36 cores, can run up to 72 threads.It can use DDR5 6400MT/s memory modules.It supports up to 4 memory channels with max bandwidth 204.8 GB/s and max capacity 1.13 GB.
Process Node
5 nm
Launch Year
2025
Max SMP
2
Cache
144MB
Threads
72
Num of Cores
36
Base Frequency
2300MHz
Boost Frequency
3500MHz
All Core Turbo Freq
2900MHz
SIMD Extensions
SSE4.2
AVX
AVX2
AVX-512
FMA3
AMX