CPU

AMD Ryzen AI 5 340

Edit@11 months ago

Socketed Memory
Capacity

256 GB

2 Channels xDDR5 5600MT/sLPDDR5x 8000MT/s

Bandwidth

128 GB/s

18 Token/s

Vector Compute
FP64
230 G
FP32
461 G
FP16
X
BF16
922 G
INT32
X
INT8
1.84 T
Theoretical peak performance: 3 Cores @ 4800 MHz with 256-bit AVX2 and Dual 128-bit FMAs (Support INT8, BF16)

AMD Ryzen AI 5 340 General-Purpose Float-Point performance (Vector Performance / Scalar Performance)

FP64: 230 GFLOPS

FP32: 461 GFLOPS

BF16: 922 GFLOPS

INT8: 1.84 TOPS

Matirx Compute
No dedicated Tensor(Matrix) Units for AI

AMD Ryzen AI 5 340 AI performance (Tensor Performance / Matrix Performance)

AMD Ryzen AI NPU 50TOPS

NPU
Hardware Specs
AMD Ryzen AI 5 340 is a 4nm chip, launched by AMD at 2025. It has 3 performance(big) cores and 3 efficiency(little) cores, can run up to 12 threads.It can use DDR5 5600MT/s/LPDDR5x 8000MT/s memory modules.It supports up to 2 memory channels with max bandwidth 128.0 GB/s and max capacity 0.25 GB.
Process Node
4 nm
Launch Year
2025
Max SMP
1
Cache
8MB
Threads
12
Num of P-Cores
3
P-Core Frequency
2000MHz ~ 4800MHz
Num of E-Cores
3
E-Core Frequency
2000MHz ~ 3400MHz
SIMD Extensions
SSE4.2
AVX
AVX2
AVX-512
FMA3