AMD Radeon 780M 2900MHz vs AMD Radeon 2CU 2200MHz RDNA 2 Full Specs

Summary

768 Shaders 2.9GHz	128 Shaders 2.2GHz
Shared Memory83.2GB/sDDR5	Shared Memory89.6GB/sDDR5
Peak·FP32·FP16 4.45 TFLOPS	Peak·FP32·FP16 563.2 GFLOPS
Form Factor iGPU	Form Factor iGPU
TDP Shared	TDP Shared

Theoretical Performance

Clock Speed2900MHz UC·Base·Boost·OC	Clock Speed2200MHz UC·Base·Boost·OC
Peak OPS 8.91 TFLOPSFP16	Peak OPS 1.13 TFLOPSFP16
BF16 8.91 TFLOPS	-
FP32 4.45 TFLOPS	FP32 563.2 GFLOPS
FP64 278.4 GFLOPS	FP64 35.2 GFLOPS
Pixel Rate 92.8 GPixel/s	Pixel Rate 8.8 GPixel/s
Texture Rate 139.2 GTexel/s	Texture Rate 17.6 GTexel/s

Core Config

Shaders 768 Shaders	Shaders 128 Shaders
TMUs 48 TMUs	TMUs 8 TMUs
ROPs 32 ROPs	ROPs 4 ROPs
RT Cores 12 RT-Cores	RT Cores 2 RT-Cores
CUs 12 CUs	CUs 2 CUs

Clocks

Base Clock 1.5GHz	Base Clock 400MHz
Boost Clock 2.9GHz	Boost Clock 2.2GHz

Cache

L0 Cache 32KB/WGP	L0 Cache 32KB/WGP
L1 256KB/Array	L1 128KB/Array

Memory

Shared MemoryDDR5	Shared MemoryDDR5
Memory Bus 128-bit	Memory Bus 128-bit
Memory Speed 5.2GT/s	Memory Speed 5.6GT/s
Memory Bandwidth 83.2GB/s	Memory Bandwidth 89.6GB/s
ECC No	ECC No

Video Output

Max Resolution 4096x2160	Max Resolution 4096x2160
Refresh Rate Calculator 3840x2160 Resolution4K UHD Refresh Rate 64Hz	Refresh Rate Calculator 3840x2160 Resolution4K UHD Refresh Rate 64Hz
Multi-Monitor 4	Multi-Monitor 4
Adaptive Sync FreeSync	Adaptive Sync FreeSync
DSC Not Supported	DSC Not Supported
HDCP HDCP 2.2	HDCP HDCP 2.2

API Support

Shader Model 6.7	Shader Model 6.7
DirectX DirectX 12 Direct3D 12_2	DirectX DirectX 12 Direct3D 12_2
OpenGL 4.6 OpenCL 2.1 Vulkan 1.3	OpenGL 4.6 OpenCL 2.2 Vulkan 1.3
GFX 11	GFX 10.3

Encoder

Encoder VCN 4.0	-
Codec VP9 AVC (H.264) HEVC (H.265) AV1	Codec -

Decoder

Decoder VCN 4.0	-
Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 VP9 AVC (H.264) HEVC (H.265) AV1	Codec -

Card

Form Factor iGPU	Form Factor iGPU
Cooling Open-Air	Cooling Passive

Chip

Manufacturer AMD	Manufacturer AMD
Chip Designer AMD	Chip Designer AMD
Architecture RDNA 3	Architecture RDNA 2
Family 700	Family 600
Branding	Branding
Codename Phoenix	Codename Raphael
Market Segment Laptop	Market Segment Desktop
Release Date Jan 8, 2024	Release Date Jan 14, 2023

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node N4	Fabrication Node N4X
Die Size 178mm²	Die Size 141mm²
Transistor Count 25B	Transistor Count 16.6B
Transistor Density 140 MTr/mm²	Transistor Density 118 MTr/mm²

Images