NVIDIA GeForce RTX 3070 Mobile vs AMD Radeon HD 7730M
We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 3070 Mobile and 2GB VRAM Radeon HD 7730M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 3070 Mobile 's Advantages
Released 8 years and 9 months late
Boost Clock has increased by 131% (1560MHz vs 675MHz)
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (448.0GB/s vs 28.80GB/s)
4608 additional rendering cores
AMD Radeon HD 7730M 's Advantages
Lower TDP (25W vs 115W)
Score
Benchmark
FP32 (float)
GeForce RTX 3070 Mobile
+2211%
15.97 TFLOPS
Radeon HD 7730M
0.691 TFLOPS
3DMark Time Spy
GeForce RTX 3070 Mobile
+2468%
10480
Radeon HD 7730M
408
Graphics Card
Jan 2021
Release Date
Apr 2012
GeForce 30 Mobile
Generation
London
Mobile
Type
Mobile
PCIe 4.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1110 MHz
Base Clock
575 MHz
1560 MHz
Boost Clock
675 MHz
1750 MHz
Memory Clock
900 MHz
Memory
8GB
Memory Size
2GB
GDDR6
Memory Type
DDR3
256bit
Memory Bus
128bit
448.0GB/s
Bandwidth
28.80GB/s
Render Config
-
Compute Units
8
40
SM Count
-
5120
Shading Units
512
160
TMUs
32
80
ROPs
16
160
Tensor Cores
-
40
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per CU)
4 MB
L2 Cache
256 KB
-
-
-
Theoretical Performance
124.8 GPixel/s
Pixel Rate
10.80 GPixel/s
249.6 GTexel/s
Texture Rate
21.60 GTexel/s
15.97 TFLOPS
FP16 (half)
-
15.97 TFLOPS
FP32 (float)
691.2 GFLOPS
249.6 GFLOPS
FP64 (double)
43.20 GFLOPS
Board Design
115W
TDP
25W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
GA104
GPU Name
Chelsea
GA104-770-A1
GPU Variant
Chelsea LE
(216-0834065)
Ampere
Architecture
GCN 1.0
Samsung
Foundry
TSMC
8 nm
Process Size
28 nm
17.4 billion
Transistors
1.5 billion
392 mm²
Die Size
123 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_1)
4.6
OpenGL
4.6
3.0
OpenCL
1.2
1.3
Vulkan
1.2
8.6
CUDA
-
6.6
Shader Model
5.1
