AMD Radeon 680M vs AMD Radeon HD 8400E
We compared two Integrated graphics card GPUs: 0System Shared VRAM Radeon 680M and 0System Shared VRAM Radeon HD 8400E to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon 680M 's Advantages
Released 8 years and 9 months late
Boost Clock2200MHz
640 additional rendering cores
AMD Radeon HD 8400E 's Advantages
Lower TDP (25W vs 50W)
Score
Benchmark
FP32 (float)
Radeon 680M
+2094%
3.379 TFLOPS
Radeon HD 8400E
0.154 TFLOPS
Graphics Card
Jan 2022
Release Date
Apr 2013
Navi II IGP
Generation
Kabini
Integrated
Type
Integrated
PCIe 4.0 x8
Bus Interface
IGP
Clock Speeds
2000 MHz
Base Clock
-
2200 MHz
Boost Clock
-
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
12
Compute Units
2
-
-
-
768
Shading Units
128
48
TMUs
8
32
ROPs
4
-
-
-
12
RT Cores
-
128 KB per Array
L1 Cache
-
2 MB
L2 Cache
-
-
-
-
Theoretical Performance
70.40 GPixel/s
Pixel Rate
2.400 GPixel/s
105.6 GTexel/s
Texture Rate
4.800 GTexel/s
6.758 TFLOPS
FP16 (half)
-
3.379 TFLOPS
FP32 (float)
153.6 GFLOPS
211.2 GFLOPS
FP64 (double)
9.600 GFLOPS
Board Design
50W
TDP
25W
-
-
-
Portable Device Dependent
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
Rembrandt
GPU Name
Kalindi
-
-
-
RDNA 2.0
Architecture
GCN 2.0
TSMC
Foundry
TSMC
6 nm
Process Size
28 nm
13.1 billion
Transistors
1.178 billion
208 mm²
Die Size
110 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (12_0)
4.6
OpenGL
4.6
2.0
OpenCL
2.0
1.3
Vulkan
1.2
-
-
-
6.7
Shader Model
6.3
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