NVIDIA GeForce RTX 5070 Ti Mobile vs AMD Radeon E8870
We compared two Mobile platform GPUs: 12GB VRAM GeForce RTX 5070 Ti Mobile and 4GB VRAM Radeon E8870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 5070 Ti Mobile 's Advantages
Released 9 years and 6 months late
Boost Clock1447MHz
More VRAM (12GB vs 4GB)
Larger VRAM bandwidth (672.0GB/s vs 96.00GB/s)
5120 additional rendering cores
Lower TDP (60W vs 75W)
Score
Benchmark
FP32 (float)
GeForce RTX 5070 Ti Mobile
+1009%
17.04 TFLOPS
Radeon E8870
1.536 TFLOPS
Graphics Card
Mar 2025
Release Date
Sep 2015
GeForce 50 Mobile
Generation
Embedded
Mobile
Type
Mobile
PCIe 5.0 x16
Bus Interface
MXM-B (3.0)
Clock Speeds
847 MHz
Base Clock
-
1447 MHz
Boost Clock
-
1750 MHz
Memory Clock
1500 MHz
Memory
12GB
Memory Size
4GB
GDDR7
Memory Type
GDDR5
192bit
Memory Bus
128bit
672.0GB/s
Bandwidth
96.00GB/s
Render Config
-
Compute Units
12
46
SM Count
-
5888
Shading Units
768
184
TMUs
48
80
ROPs
16
184
Tensor Cores
-
46
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per CU)
48 MB
L2 Cache
256 KB
-
-
-
Theoretical Performance
115.8 GPixel/s
Pixel Rate
16.00 GPixel/s
266.2 GTexel/s
Texture Rate
48.00 GTexel/s
17.04 TFLOPS
FP16 (half)
-
17.04 TFLOPS
FP32 (float)
1.536 TFLOPS
266.2 GFLOPS
FP64 (double)
96.00 GFLOPS
Board Design
60W
TDP
75W
250 W
Suggested PSU
-
Portable Device Dependent
Outputs
No outputs
None
Power Connectors
None
Graphics Processor
GB205
GPU Name
Saturn
GB205
GPU Variant
Saturn PRO
Blackwell 2.0
Architecture
GCN 2.0
TSMC
Foundry
TSMC
5 nm
Process Size
28 nm
31.1 billion
Transistors
2.08 billion
263 mm²
Die Size
160 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.0
1.4
Vulkan
1.2
12.0
CUDA
-
6.8
Shader Model
6.3
