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AMD Radeon 840M

GPU frequencies

GPU frequency Frequency (Turbo) FP16 (Half Precision) FP32 (Single Precision)
0.80 GHz 2.90 GHz 3.14 TFLOPS 1.57 TFLOPS


Technical details

Compute units: 4 Max. Memory: 32 GB
Shader: 256 Max. displays: 4
Architecture: RDNA 3.5 Release date: Q2/2025
Technology: 4 nm HDCP-Version: 2.3
Hardware Raytracing: Yes Frame Generation: AMD FSR
DirectX Version: 12


Hardware codec support

h264: Decode / Encode
AV1: Decode / Encode
h265 / HEVC (8 bit): Decode / Encode
h265 / HEVC (10 bit): Decode / Encode
VP8: Decode
VP9: Decode
VC-1: Decode
AVC: Decode
JPEG: Decode / Encode


FP32 Benchmark (AIDA64)

Intel Iris Xe Graphics 80 (Tiger Lake)
Xe - 80 CU @ 1.35 GHz
1.67 TFLOPS
AMD Custom Radeon Graphics (Steam Deck)
RDNA 2 - 8 CU @ 1.60 GHz
1.64 TFLOPS
Intel UHD Graphics Xe G4 (64 EUs)
64 CU @ 1.55 GHz
1.59 TFLOPS
AMD Radeon 840M
RDNA 3.5 - 4 CU @ 2.90 GHz
1.57 TFLOPS
Qualcomm Adreno 675
7 CU @ 0.59 GHz
1.55 TFLOPS
Intel Iris Xe Graphics 80 (Alder Lake)
Xe - 80 CU @ 1.25 GHz
1.55 TFLOPS
AMD Radeon RX Vega 10 (Raven Ridge)
GCN - 10 CU @ 1.20 GHz
1.54 TFLOPS



Used in the following processors

Prozessor GPU frequency Frequency (Turbo) FP32 (Single Precision)
AMD Ryzen AI 5 340 AMD Ryzen AI 5 340
6C 12 T @ 2.00 GHz (4.80 GHz)		 0.80 GHz 2.90 GHz 1.57 TFLOPS
AMD Ryzen AI 5 PRO 340 AMD Ryzen AI 5 PRO 340
6C 12 T @ 2.00 GHz (4.80 GHz)		 0.80 GHz 2.90 GHz 1.57 TFLOPS



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