CPU

Intel Xeon 6781P

Edit@2 months ago

Socketed Memory
Capacity

4 TB

(8 t('channels'))

Bandwidth

512 GB/s

(DDR5 6400MT/sMRDIMM 8000MT/s)

Vector Compute
FP64
8.19 T
FP32
16.38 T
FP16
32.77 T
BF16
32.77 T
INT32
X
INT8
65.54 T
Theoretical peak performance: 80 Cores @ 3200 MHz with 512-bit AVX512 and Dual 512-bit FMAs (Support INT8, BF16, FP16)

Intel Xeon 6781P General-Purpose Float-Point performance (Vector Performance / Scalar Performance)

FP64: 8.19 TFLOPS

FP32: 16.38 TFLOPS

FP16: 32.77 TFLOPS

BF16: 32.77 TFLOPS

INT8: 65.54 TOPS

Matirx Compute
FP64
X
FP32
X
FP16
262.14 T
FP8
X
TF32
X
BF16
262.14 T
INT16
X
INT8
524.29 T
INT4
X
Theoretical peak performance: 80 Cores @ 3200 MHz with Intel Advanced Matrix Extensions

Intel Xeon 6781P AI performance (Tensor Performance / Matrix Performance)

FP16: 262.14 TFLOPS

BF16: 262.14 TFLOPS

INT8: 524.29 TOPS

Hardware Specs
Intel Xeon 6781P is a 5nm chip, launched by Intel at 2025. It has 80 cores, can run up to 160 threads.It can use DDR5 6400MT/s/MRDIMM 8000MT/s memory modules.It supports up to 8 memory channels with max bandwidth 512.0 GB/s and max capacity 4 TB.
Process Node
5 nm
Launch Year
2025
Max SMP
1
Cache
336MB
Threads
160
Num of Cores
80
Base Frequency
2000MHz
Boost Frequency
3800MHz
All Core Turbo Freq
3200MHz
SIMD Extensions
SSE4.2
AVX
AVX2
AVX-512
FMA3
AMX

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