AMD Radeon Instinct MI455X vs NVIDIA GeForce GTX 1650 GDDR6
GPU · Specs Compare
Graphics Card
Release Date
Jul 2026
Apr 2020
Generation
Radeon Instinct
GeForce 16
Type
Desktop
Desktop
Bus Interface
PCIe 6.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1000 MHz
1410 MHz
Boost Clock
2400 MHz
1590 MHz
Memory Clock
1900 MHz
1500 MHz
Memory
Memory Size
432GB
4GB
Memory Type
HBM4
GDDR6
Memory Bus
24576bit
128bit
Bandwidth
23.3TB/s
192.0GB/s
Render Config
Compute Units
256
—
Shading Units
32768
896
TMUs
1024
56
ROPs
0
32
L1 Cache
32 KB (per CU)
64 KB (per SM)
L2 Cache
192 MB
1024 KB
SM Count
—
14
Theoretical Performance
Pixel Rate
0 MPixel/s
50.88 GPixel/s
Texture Rate
2457.6 GTexel/s
89.04 GTexel/s
FP16 (half)
157.3 TFLOPS
5.699 TFLOPS
FP32 (float)
157.3 TFLOPS
2.849 TFLOPS
FP64 (double)
2.458 TFLOPS
89.04 GFLOPS
Graphics Processor
GPU Name
MI450 256CU
TU117
Architecture
CDNA 5.0
Turing
Foundry
TSMC
TSMC
Process Size
2 nm
12 nm
Transistors
320 billion
4.7 billion
Die Size
Unknown
200 mm²
GPU Variant
—
TU117-300-A1
Board Design
TDP
2300W
75W
Suggested PSU
2700 W
250 W
Outputs
No outputs
1x DVI1x HDMI 2.01x DisplayPort 1.4a
Power Connectors
None
None
Graphics Features
DirectX
N/A
12 (12_1)
OpenGL
N/A
4.6
OpenCL
3.0
3.0
Vulkan
N/A
1.3
Shader Model
N/A
6.6
CUDA
—
7.5
▲ Specs Compare
Data sourced from official specifications and benchmark tests.