CPU

Intel Xeon 6521P

Edit@2 months ago

Socketed Memory
Capacity

4 TB

(8 t('channels'))

Bandwidth

409.6 GB/s

(DDR5 6400MT/s)

Vector Compute
FP64
3.15 T
FP32
6.30 T
FP16
12.60 T
BF16
12.60 T
INT32
X
INT8
25.19 T
Theoretical peak performance: 24 Cores @ 4100 MHz with 512-bit AVX512 and Dual 512-bit FMAs (Support INT8, BF16, FP16)

Intel Xeon 6521P General-Purpose Float-Point performance (Vector Performance / Scalar Performance)

FP64: 3.15 TFLOPS

FP32: 6.30 TFLOPS

FP16: 12.60 TFLOPS

BF16: 12.60 TFLOPS

INT8: 25.19 TOPS

Matirx Compute
FP64
X
FP32
X
FP16
100.76 T
FP8
X
TF32
X
BF16
100.76 T
INT16
X
INT8
201.52 T
INT4
X
Theoretical peak performance: 24 Cores @ 4100 MHz with Intel Advanced Matrix Extensions

Intel Xeon 6521P AI performance (Tensor Performance / Matrix Performance)

FP16: 100.76 TFLOPS

BF16: 100.76 TFLOPS

INT8: 201.52 TOPS

Hardware Specs
Intel Xeon 6521P is a 5nm chip, launched by Intel at 2025. It has 24 cores, can run up to 48 threads.It can use DDR5 6400MT/s memory modules.It supports up to 8 memory channels with max bandwidth 409.6 GB/s and max capacity 4 TB.
Process Node
5 nm
Launch Year
2025
Max SMP
1
Cache
144MB
Threads
48
Num of Cores
24
Base Frequency
2600MHz
Boost Frequency
4100MHz
All Core Turbo Freq
4100MHz
SIMD Extensions
SSE4.2
AVX
AVX2
AVX-512
FMA3
AMX

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