NVIDIA H800 PCIe 80 GB vs NVIDIA Jetson T4000
GPU Specs Compare
Graphics Card
Release Date
Mar 2023
Aug 2025
Generation
Tesla Hopper
Server Blackwell
Type
AI GPU
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1095 MHz
1665 MHz
Boost Clock
1755 MHz
2525 MHz
Memory Clock
1593 MHz
1067 MHz
Memory
Memory Size
80GB
64GB
Memory Type
HBM2e
LPDDR5X
Memory Bus
5120bit
256bit
Bandwidth
2039GB/s
273.2GB/s
Render Config
SM Count
114
12
Shading Units
14592
1536
TMUs
456
64
ROPs
24
16
Tensor Cores
456
64
L1 Cache
256 KB (per SM)
256 KB (per SM)
L2 Cache
50 MB
50 MB
RT Cores
-
12
Theoretical Performance
Pixel Rate
42.12 GPixel/s
40.40 GPixel/s
Texture Rate
800.3 GTexel/s
161.6 GTexel/s
FP16 (half)
204.9 TFLOPS
31.03 TFLOPS
FP32 (float)
51.22 TFLOPS
7.757 TFLOPS
FP64 (double)
25.61 TFLOPS
3.878 TFLOPS
Graphics Processor
GPU Name
GH100
GB10
Architecture
Hopper
Blackwell
Foundry
TSMC
TSMC
Process Size
4 nm
3 nm
Transistors
80 billion
Unknown
Die Size
814 mm²
Unknown
GPU Variant
-
Jetson
Board Design
TDP
350W
40W
Suggested PSU
750 W
200 W
Outputs
No outputs
1x HDMI
Power Connectors
1x 16-pin
None
Graphics Features
DirectX
N/A
N/A
OpenGL
N/A
N/A
OpenCL
3.0
3.0
Vulkan
N/A
N/A
CUDA
9.0
10.1
Shader Model
N/A
N/A