NVIDIA GeForce RTX 3080 Mobile vs AMD Radeon HD 7650A
We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 3080 Mobile and 1024MB VRAM Radeon HD 7650A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 3080 Mobile 's Advantages
Released 9 years late
Boost Clock1545MHz
More VRAM (8GB vs 1024GB)
Larger VRAM bandwidth (448.0GB/s vs 28.80GB/s)
5664 additional rendering cores
AMD Radeon HD 7650A 's Advantages
Lower TDP (33W vs 115W)
Score
Benchmark
FP32 (float)
GeForce RTX 3080 Mobile
+3195%
18.98 TFLOPS
Radeon HD 7650A
0.576 TFLOPS
Graphics Card
Jan 2021
Release Date
Jan 2012
GeForce 30 Mobile
Generation
All-In-One
Mobile
Type
Mobile
PCIe 4.0 x16
Bus Interface
MXM-A (3.0)
Clock Speeds
1110 MHz
Base Clock
-
1545 MHz
Boost Clock
-
1750 MHz
Memory Clock
900 MHz
Memory
8GB
Memory Size
1024MB
GDDR6
Memory Type
DDR3
256bit
Memory Bus
128bit
448.0GB/s
Bandwidth
28.80GB/s
Render Config
-
Compute Units
6
48
SM Count
-
6144
Shading Units
480
192
TMUs
24
96
ROPs
8
192
Tensor Cores
-
48
RT Cores
-
128 KB (per SM)
L1 Cache
8 KB (per CU)
4 MB
L2 Cache
256 KB
-
-
-
Theoretical Performance
148.3 GPixel/s
Pixel Rate
4.800 GPixel/s
296.6 GTexel/s
Texture Rate
14.40 GTexel/s
18.98 TFLOPS
FP16 (half)
-
18.98 TFLOPS
FP32 (float)
576.0 GFLOPS
296.6 GFLOPS
FP64 (double)
-
Board Design
115W
TDP
33W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
GA104
GPU Name
Onega
GA104-775-A1
GPU Variant
-
Ampere
Architecture
TeraScale 2
Samsung
Foundry
TSMC
8 nm
Process Size
40 nm
17.4 billion
Transistors
0.716 billion
392 mm²
Die Size
118 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
3.0
OpenCL
1.2
1.3
Vulkan
N/A
8.6
CUDA
-
6.6
Shader Model
5.0
