AMD Radeon Instinct MI355X vs AMD Radeon RX Vega 56 Mobile
GPU · Specs Compare
Graphics Card
Release Date
Jun 2025
Jun 2018
Generation
Radeon Instinct
Mobility Radeon
Type
Professional
Mobile
Bus Interface
PCIe 5.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1000 MHz
1138 MHz
Boost Clock
2400 MHz
1301 MHz
Memory Clock
2000 MHz
800 MHz
Memory
Memory Size
288GB
8GB
Memory Type
HBM3e
HBM2
Memory Bus
8192bit
2048bit
Bandwidth
8.19TB/s
409.6GB/s
Render Config
Compute Units
256
56
Shading Units
16384
3584
TMUs
1024
224
ROPs
0
64
Tensor Cores
1216
—
L1 Cache
32 KB (per CU)
16 KB (per CU)
L2 Cache
32 MB
4 MB
L3 Cache
256 MB
—
Theoretical Performance
Pixel Rate
0 MPixel/s
83.26 GPixel/s
Texture Rate
2457.6 GTexel/s
291.4 GTexel/s
FP16 (half)
78.64 TFLOPS
18.65 TFLOPS
FP32 (float)
78.64 TFLOPS
9.326 TFLOPS
FP64 (double)
39.32 TFLOPS
582.8 GFLOPS
Graphics Processor
GPU Name
MI350 256CU
Vega 10
Architecture
CDNA 4.0
GCN 5.0
Foundry
TSMC
GlobalFoundries
Process Size
3 nm
14 nm
Transistors
185 billion
12.5 billion
Die Size
Unknown
495 mm²
GPU Variant
—
Vega 10 XL(215-0894216)
Board Design
TDP
1400W
120W
Suggested PSU
1800 W
—
Outputs
No outputs
1x HDMI 2.0b3x DisplayPort 1.4a
Power Connectors
None
None
Graphics Features
DirectX
N/A
12 (12_1)
OpenGL
N/A
4.6
OpenCL
3.0
2.1
Vulkan
N/A
1.2
Shader Model
N/A
6.4
▲ Specs Compare
Data sourced from official specifications and benchmark tests.