Radeon Pro Vega 56 vs GeForce RTX 5080 Mobile
We compared two Mobile platform GPUs: 8GB VRAM Radeon Pro Vega 56 and 16GB VRAM GeForce RTX 5080 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 5080 Mobile 's Advantages
Released 7 years and 8 months late
Boost Clock has increased by 20% (1500MHz vs 1250MHz)
More VRAM (16GB vs 8GB)
Larger VRAM bandwidth (896.0GB/s vs 402.4GB/s)
4096 additional rendering cores
Lower TDP (80W vs 210W)
Score
Benchmark
FP32 (float)
Radeon Pro Vega 56
8960
GeForce RTX 5080 Mobile
+157%
23040
Graphics Card
Aug 2017
Release Date
Apr 2025
Radeon Pro Mac
Generation
GeForce 50 Mobile
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 5.0 x16
Clock Speeds
1138 MHz
Base Clock
975 MHz
1250 MHz
Boost Clock
1500 MHz
786 MHz
Memory Clock
1750 MHz
Memory
8GB
Memory Size
16GB
HBM2
Memory Type
GDDR7
2048bit
Memory Bus
256bit
402.4GB/s
Bandwidth
896.0GB/s
Render Config
56
Compute Units
-
-
SM Count
60
3584
Shading Units
7680
224
TMUs
240
64
ROPs
96
-
Tensor Cores
240
-
RT Cores
60
16 KB (per CU)
L1 Cache
128 KB (per SM)
4 MB
L2 Cache
64 MB
Theoretical Performance
80.00 GPixel/s
Pixel Rate
144.0 GPixel/s
280.0 GTexel/s
Texture Rate
360.0 GTexel/s
17.92 TFLOPS
FP16 (half)
23.04 TFLOPS
8.960 TFLOPS
FP32 (float)
23.04 TFLOPS
560.0 GFLOPS
FP64 (double)
360.0 GFLOPS
Board Design
210W
TDP
80W
-
Suggested PSU
550 W
1x HDMI 2.0b
3x DisplayPort 1.4a
Outputs
Portable Device Dependent
None
Power Connectors
None
Graphics Processor
Vega 10
GPU Name
GB203
Vega 10 XL
(215-0894216)
GPU Variant
-
GCN 5.0
Architecture
Blackwell 2.0
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
5 nm
12.5 billion
Transistors
45.6 billion
495 mm²
Die Size
378 mm²
Graphics Features
12 (12_1)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
2.1
OpenCL
3.0
1.2
Vulkan
1.4
-
CUDA
12.0
6.4
Shader Model
6.8