AMD Radeon R9 390 vs NVIDIA GeForce RTX 4070 Mobile
GPU Specs Compare
Graphics Card
Release Date
Jun 2015
Jan 2023
Generation
Pirate Islands
GeForce 40 Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Memory Clock
1500 MHz
2000 MHz
Base Clock
-
1395 MHz
Boost Clock
-
1695 MHz
Memory
Memory Size
8GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
512bit
128bit
Bandwidth
384.0GB/s
256.0GB/s
Render Config
Compute Units
40
-
Shading Units
2560
4608
TMUs
160
144
ROPs
64
48
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
1024 KB
32 MB
SM Count
-
36
Tensor Cores
-
144
RT Cores
-
36
Theoretical Performance
Pixel Rate
64.00 GPixel/s
81.36 GPixel/s
Texture Rate
160.0 GTexel/s
244.1 GTexel/s
FP32 (float)
5.120 TFLOPS
15.62 TFLOPS
FP64 (double)
640.0 GFLOPS
244.1 GFLOPS
FP16 (half)
-
15.62 TFLOPS
Graphics Processor
GPU Name
Grenada
AD106
GPU Variant
Grenada PRO(215-0880030)
GN21-X6
Architecture
GCN 2.0
Ada Lovelace
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
6.2 billion
22.9 billion
Die Size
438 mm²
188 mm²
Board Design
TDP
275W
115W
Suggested PSU
600 W
-
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Portable Device Dependent
Power Connectors
1x 6-pin + 1x 8-pin
None
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.0
3.0
Vulkan
1.2
1.3
Shader Model
6.3
6.8
CUDA
-
8.9
3DMark
id
-
-
📊 Benchmark
3DMark Time Spy
3,964
-
3DMark Time Spy Extreme
1,931
-