NVIDIA H800 PCIe 80 GB vs AMD Radeon RX 480 Mobile
GPU Specs Compare
Graphics Card
Release Date
Mar 2023
Aug 2016
Generation
Tesla Hopper
Mobility Radeon
Type
AI GPU
Mobile
Bus Interface
PCIe 5.0 x16
MXM-B (3.0)
Clock Speeds
Base Clock
1095 MHz
1000 MHz
Boost Clock
1755 MHz
1077 MHz
Memory Clock
1593 MHz
2000 MHz
Memory
Memory Size
80GB
8GB
Memory Type
HBM2e
GDDR5
Memory Bus
5120bit
256bit
Bandwidth
2039GB/s
256.0GB/s
Render Config
SM Count
114
-
Shading Units
14592
2304
TMUs
456
144
ROPs
24
32
Tensor Cores
456
-
L1 Cache
256 KB (per SM)
16 KB (per CU)
L2 Cache
50 MB
2 MB
Compute Units
-
36
Theoretical Performance
Pixel Rate
42.12 GPixel/s
34.46 GPixel/s
Texture Rate
800.3 GTexel/s
155.1 GTexel/s
FP16 (half)
204.9 TFLOPS
4.963 TFLOPS
FP32 (float)
51.22 TFLOPS
4.963 TFLOPS
FP64 (double)
25.61 TFLOPS
310.2 GFLOPS
Graphics Processor
GPU Name
GH100
Ellesmere
Architecture
Hopper
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
4 nm
14 nm
Transistors
80 billion
5.7 billion
Die Size
814 mm²
232 mm²
GPU Variant
-
Ellesmere XT
Board Design
TDP
350W
100W
Suggested PSU
750 W
-
Outputs
No outputs
No outputs
Power Connectors
1x 16-pin
None
Graphics Features
DirectX
N/A
12 (12_0)
OpenGL
N/A
4.6
OpenCL
3.0
2.1
Vulkan
N/A
1.2
CUDA
9.0
-
Shader Model
N/A
6.4