AMD Radeon RX Vega 56 Mobile vs NVIDIA GeForce RTX 4090 Mobile

GPU Specs Compare

Graphics Card

Release Date
Jun 2018
Jan 2023
Generation
Mobility Radeon
GeForce 40 Mobile
Type
Mobile
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16

Clock Speeds

Base Clock
1138 MHz
1335 MHz
Boost Clock
1301 MHz
1695 MHz
Memory Clock
800 MHz
2250 MHz

Memory

Memory Size
8GB
16GB
Memory Type
HBM2
GDDR6
Memory Bus
2048bit
256bit
Bandwidth
409.6GB/s
576.0GB/s

Render Config

Compute Units
56
-
Shading Units
3584
9728
TMUs
224
304
ROPs
64
112
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
4 MB
64 MB
SM Count
-
76
Tensor Cores
-
304
RT Cores
-
76

Theoretical Performance

Pixel Rate
83.26 GPixel/s
189.8 GPixel/s
Texture Rate
291.4 GTexel/s
515.3 GTexel/s
FP16 (half)
18.65 TFLOPS
32.98 TFLOPS
FP32 (float)
9.326 TFLOPS
32.98 TFLOPS
FP64 (double)
582.8 GFLOPS
515.3 GFLOPS

Graphics Processor

GPU Name
Vega 10
AD103
GPU Variant
Vega 10 XL(215-0894216)
GN21-X11
Architecture
GCN 5.0
Ada Lovelace
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
5 nm
Transistors
12.5 billion
45.9 billion
Die Size
495 mm²
379 mm²

Board Design

TDP
120W
120W
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
Portable Device Dependent
Power Connectors
None
None

Graphics Features

DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.2
1.3
Shader Model
6.4
6.8
CUDA
-
8.9