AMD Radeon 660M vs AMD Radeon Vega 8
We compared two Integrated graphics card GPUs: 0System Shared VRAM Radeon 660M and 0System Shared VRAM Radeon Vega 8 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon 660M 's Advantages
Released 1 years late
Lower TDP (15W vs 45W)
AMD Radeon Vega 8 's Advantages
Boost Clock has increased by 5% (2000MHz vs 1900MHz)
128 additional rendering cores
Score
AMD Radeon 660M
AMD Radeon Vega 8
Benchmark
FP32 (float)
Radeon 660M
1.459 TFLOPS
Radeon Vega 8
+40%
2.048 TFLOPS
3DMark Time Spy
Radeon 660M
+72%
1537
Radeon Vega 8
893
3DMark Time Spy Extreme
Radeon 660M
+65%
701
Radeon Vega 8
423
Blender
Radeon 660M
+173%
243
Radeon Vega 8
89
Graphics Card
Jan 2022
Release Date
Jan 2021
Rembrandt
Generation
Cezanne
Integrated
Type
Integrated
PCIe 4.0 x8
Bus Interface
IGP
Clock Speeds
1500 MHz
Base Clock
300 MHz
1900 MHz
Boost Clock
2000 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
6
Compute Units
8
SM Count
384
Shading Units
512
24
TMUs
32
16
ROPs
8
Tensor Cores
6
RT Cores
128 KB per Array
L1 Cache
2 MB
L2 Cache
0
0
L3 Cache
0
Theoretical Performance
30.40 GPixel/s
Pixel Rate
16.00 GPixel/s
45.60 GTexel/s
Texture Rate
64.00 GTexel/s
2.918 TFLOPS
FP16 (half)
4.096 TFLOPS
1459 GFLOPS
FP32 (float)
2.048 TFLOPS
91.20 GFLOPS
FP64 (double)
128.0 GFLOPS
Board Design
15W
TDP
45W
Suggested PSU
No outputs
Outputs
No outputs
None
Power Connectors
None
Graphics Processor
Rembrandt
GPU Name
Cezanne
GPU Variant
RDNA 2.0
Architecture
GCN 5.1
TSMC
Foundry
TSMC
6 nm
Process Size
7 nm
13.1 billion
Transistors
9.8 billion
210 mm²
Die Size
156 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (12_1)
4.6
OpenGL
4.6
2.0
OpenCL
2.1
1.2
Vulkan
1.2
CUDA
6.5
Shader Model
6.4
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