NVIDIA GeForce RTX 4070 Mobile vs AMD Radeon E8870
GPU · Specs Compare
3DMark
id
-
—
Graphics Card
Release Date
Jan 2023
Sep 2015
Generation
GeForce 40 Mobile
Embedded
Type
Mobile
Mobile
Bus Interface
PCIe 4.0 x8
MXM-B (3.0)
Clock Speeds
Base Clock
1395 MHz
—
Boost Clock
1695 MHz
—
Memory Clock
2000 MHz
1500 MHz
Memory
Memory Size
8GB
4GB
Memory Type
GDDR6
GDDR5
Memory Bus
128bit
128bit
Bandwidth
256.0GB/s
96.00GB/s
Render Config
SM Count
36
—
Shading Units
4608
768
TMUs
144
48
ROPs
48
16
Tensor Cores
144
—
RT Cores
36
—
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
32 MB
256 KB
Compute Units
—
12
Theoretical Performance
Pixel Rate
81.36 GPixel/s
16.00 GPixel/s
Texture Rate
244.1 GTexel/s
48.00 GTexel/s
FP16 (half)
15.62 TFLOPS
—
FP32 (float)
15.62 TFLOPS
1.536 TFLOPS
FP64 (double)
244.1 GFLOPS
96.00 GFLOPS
Graphics Processor
GPU Name
AD106
Saturn
GPU Variant
GN21-X6
Saturn PRO
Architecture
Ada Lovelace
GCN 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
22.9 billion
2.08 billion
Die Size
188 mm²
160 mm²
Board Design
TDP
115W
75W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.0
Vulkan
1.3
1.2
CUDA
8.9
—
Shader Model
6.8
6.3
▲ Specs Compare
Data sourced from official specifications and benchmark tests.