GeForce RTX 4070 Mobile vs Radeon HD 8730M
We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 4070 Mobile and 2GB VRAM Radeon HD 8730M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 4070 Mobile 's Advantages
Released 9 years and 9 months late
Boost Clock has increased by 142% (1695MHz vs 700MHz)
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (256.0GB/s vs 28.80GB/s)
4224 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce RTX 4070 Mobile
+2808%
15620
Radeon HD 8730M
537
Graphics Card
Jan 2023
Release Date
Apr 2013
GeForce 40 Mobile
Generation
Solar System
Mobile
Type
Mobile
PCIe 4.0 x8
Bus Interface
PCIe 3.0 x8
Clock Speeds
1395 MHz
Base Clock
650 MHz
1695 MHz
Boost Clock
700 MHz
2000 MHz
Memory Clock
900 MHz
Memory
8GB
Memory Size
2GB
GDDR6
Memory Type
DDR3
128bit
Memory Bus
128bit
256.0GB/s
Bandwidth
28.80GB/s
Render Config
-
Compute Units
6
36
SM Count
-
4608
Shading Units
384
144
TMUs
24
48
ROPs
8
144
Tensor Cores
-
36
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per CU)
32 MB
L2 Cache
256 KB
Theoretical Performance
81.36 GPixel/s
Pixel Rate
5.600 GPixel/s
244.1 GTexel/s
Texture Rate
16.80 GTexel/s
15.62 TFLOPS
FP16 (half)
-
15.62 TFLOPS
FP32 (float)
537.6 GFLOPS
244.1 GFLOPS
FP64 (double)
33.60 GFLOPS
Board Design
115W
TDP
Unknown
Portable Device Dependent
Outputs
Portable Device Dependent
None
Power Connectors
-
Graphics Processor
AD106
GPU Name
Mars
GN21-X6
GPU Variant
Mars S3 PRO
(216-0842027)
Ada Lovelace
Architecture
GCN 1.0
TSMC
Foundry
TSMC
5 nm
Process Size
28 nm
22.9 billion
Transistors
0.95 billion
188 mm²
Die Size
77 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_1)
4.6
OpenGL
4.6
3.0
OpenCL
2.1 (1.2)
1.3
Vulkan
1.2.170
8.9
CUDA
-
6.8
Shader Model
6.5 (5.1)