AMD Radeon 680M vs AMD Radeon RX 470 Mobile
GPU · Specs Compare
Graphics Card
Release Date
Jan 2022
Aug 2016
Generation
Navi II IGP
Mobility Radeon
Type
Integrated
Mobile
Bus Interface
PCIe 4.0 x8
MXM-B (3.0)
Clock Speeds
Base Clock
2000 MHz
926 MHz
Boost Clock
2200 MHz
1074 MHz
Memory Clock
System Shared
1750 MHz
Memory
Memory Size
System Shared
8GB
Memory Type
System Shared
GDDR5
Memory Bus
System Shared
256bit
Bandwidth
System Dependent
224.0GB/s
Render Config
Compute Units
12
32
Shading Units
768
2048
TMUs
48
128
ROPs
32
32
RT Cores
12
—
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
2 MB
2 MB
Theoretical Performance
Pixel Rate
70.40 GPixel/s
34.37 GPixel/s
Texture Rate
105.6 GTexel/s
137.5 GTexel/s
FP16 (half)
6.758 TFLOPS
4.399 TFLOPS
FP32 (float)
3.379 TFLOPS
4.399 TFLOPS
FP64 (double)
211.2 GFLOPS
274.9 GFLOPS
Graphics Processor
GPU Name
Rembrandt
Ellesmere
Architecture
RDNA 2.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
6 nm
14 nm
Transistors
13.1 billion
5.7 billion
Die Size
208 mm²
232 mm²
GPU Variant
—
Ellesmere PRO
Board Design
TDP
50W
85W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.0
2.1
Vulkan
1.3
1.2
Shader Model
6.7
6.4
▲ Specs Compare
Data sourced from official specifications and benchmark tests.