NVIDIA GeForce RTX 3070 Ti Mobile vs AMD Radeon R9 390X
GPU Specs Compare
Graphics Card
Release Date
Jan 2022
Jun 2015
Generation
GeForce 30 Mobile
Pirate Islands
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
915 MHz
-
Boost Clock
1410 MHz
-
Memory Clock
1750 MHz
1500 MHz
Memory
Memory Size
8GB
8GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
512bit
Bandwidth
448.0GB/s
384.0GB/s
Render Config
SM Count
46
-
Shading Units
5888
2816
TMUs
184
176
ROPs
96
64
Tensor Cores
184
-
RT Cores
46
-
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
4 MB
1024 KB
Compute Units
-
44
Theoretical Performance
Pixel Rate
135.4 GPixel/s
67.20 GPixel/s
Texture Rate
259.4 GTexel/s
184.8 GTexel/s
FP16 (half)
16.60 TFLOPS
-
FP32 (float)
16.60 TFLOPS
5.914 TFLOPS
FP64 (double)
259.4 GFLOPS
739.2 GFLOPS
Graphics Processor
GPU Name
GA104
Grenada
Architecture
Ampere
GCN 2.0
Foundry
Samsung
TSMC
Process Size
8 nm
28 nm
Transistors
17.4 billion
6.2 billion
Die Size
392 mm²
438 mm²
GPU Variant
-
Grenada XT(215-0880004)
Board Design
TDP
115W
275W
Outputs
No outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
None
1x 6-pin + 1x 8-pin
Suggested PSU
-
600 W
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
8.6
-
Shader Model
6.6
6.3