Radeon HD 8400 IGP vs Radeon 680M
We compared two Integrated graphics card GPUs: 0System Shared VRAM Radeon HD 8400 IGP and 0System Shared VRAM Radeon 680M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon HD 8400 IGP 's Advantages
Lower TDP (25W vs 50W)
Radeon 680M 's Advantages
Released 8 years and 2 months late
Boost Clock2200MHz
640 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 8400 IGP
154
Radeon 680M
+2094%
3379
Graphics Card
Nov 2013
Release Date
Jan 2022
Kabini
Generation
Navi II IGP
Integrated
Type
Integrated
IGP
Bus Interface
PCIe 4.0 x8
Clock Speeds
-
Base Clock
2000 MHz
-
Boost Clock
2200 MHz
System Shared
Memory Clock
System Shared
Memory
System Shared
Memory Size
System Shared
System Shared
Memory Type
System Shared
System Shared
Memory Bus
System Shared
System Dependent
Bandwidth
System Dependent
Render Config
2
Compute Units
12
128
Shading Units
768
8
TMUs
48
4
ROPs
32
-
RT Cores
12
-
L1 Cache
128 KB per Array
-
L2 Cache
2 MB
Theoretical Performance
2.400 GPixel/s
Pixel Rate
70.40 GPixel/s
4.800 GTexel/s
Texture Rate
105.6 GTexel/s
-
FP16 (half)
6.758 TFLOPS
153.6 GFLOPS
FP32 (float)
3.379 TFLOPS
9.600 GFLOPS
FP64 (double)
211.2 GFLOPS
Board Design
25W
TDP
50W
No outputs
Outputs
Portable Device Dependent
-
Power Connectors
None
Graphics Processor
Kalindi
GPU Name
Rembrandt
GCN 2.0
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
6 nm
1.178 billion
Transistors
13.1 billion
110 mm²
Die Size
208 mm²
Graphics Features
12 (12_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
2.0
OpenCL
2.0
1.2
Vulkan
1.3
6.3
Shader Model
6.7
