AMD Radeon Instinct MI300X vs NVIDIA GeForce RTX 5070 Mobile
GPU · Specs Compare
Graphics Card
Release Date
Dec 2023
Apr 2025
Generation
Radeon Instinct
GeForce 50 Mobile
Type
Professional
Mobile
Bus Interface
PCIe 5.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1000 MHz
907 MHz
Boost Clock
2100 MHz
1425 MHz
Memory Clock
1300 MHz
1500 MHz
Memory
Memory Size
192GB
8GB
Memory Type
HBM3
GDDR7
Memory Bus
8192bit
128bit
Bandwidth
5.32TB/s
384.0GB/s
Render Config
Compute Units
304
—
Shading Units
19456
4608
TMUs
1216
144
ROPs
0
48
Tensor Cores
1216
144
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
16 MB
32 MB
L3 Cache
256 MB
—
SM Count
—
36
RT Cores
—
36
Theoretical Performance
Pixel Rate
0 MPixel/s
68.40 GPixel/s
Texture Rate
2553.6 GTexel/s
205.2 GTexel/s
FP16 (half)
81.72 TFLOPS
13.13 TFLOPS
FP32 (float)
81.72 TFLOPS
13.13 TFLOPS
FP64 (double)
40.86 TFLOPS
205.2 GFLOPS
Graphics Processor
GPU Name
Aqua Vanjaram
GB206
Architecture
CDNA 3.0
Blackwell 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
5 nm
Transistors
153 billion
21.9 billion
Die Size
1017 mm²
181 mm²
GPU Variant
—
GB206
Board Design
TDP
750W
50W
Suggested PSU
1150 W
300 W
Outputs
No outputs
Portable Device Dependent
Power Connectors
None
None
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
3.0
Vulkan
N/A
1.4
Shader Model
N/A
6.8
CUDA
—
12.0
Benchmark
3DMark Time Spy
—
13,629
▲ Specs Compare
Data sourced from official specifications and benchmark tests.