NVIDIA H800 PCIe 80 GB vs NVIDIA GeForce RTX 4070 GDDR6
GPU · Specs Compare
Graphics Card
Release Date
Mar 2023
Aug 2024
Generation
Tesla Hopper
GeForce 40
Type
AI GPU
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1095 MHz
1920 MHz
Boost Clock
1755 MHz
2475 MHz
Memory Clock
1593 MHz
2500 MHz
Memory
Memory Size
80GB
12GB
Memory Type
HBM2e
GDDR6
Memory Bus
5120bit
192bit
Bandwidth
2039GB/s
480.0GB/s
Render Config
SM Count
114
46
Shading Units
14592
5888
TMUs
456
184
ROPs
24
64
Tensor Cores
456
184
L1 Cache
256 KB (per SM)
128 KB (per SM)
L2 Cache
50 MB
36 MB
RT Cores
—
46
Theoretical Performance
Pixel Rate
42.12 GPixel/s
158.4 GPixel/s
Texture Rate
800.3 GTexel/s
455.4 GTexel/s
FP16 (half)
204.9 TFLOPS
29.15 TFLOPS
FP32 (float)
51.22 TFLOPS
29.15 TFLOPS
FP64 (double)
25.61 TFLOPS
455.4 GFLOPS
Graphics Processor
GPU Name
GH100
AD104
Architecture
Hopper
Ada Lovelace
Foundry
TSMC
TSMC
Process Size
4 nm
5 nm
Transistors
80 billion
35.8 billion
Die Size
814 mm²
294 mm²
GPU Variant
—
AD104-2XX-A1
Board Design
TDP
350W
200W
Suggested PSU
750 W
550 W
Outputs
No outputs
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
1x 16-pin
1x 16-pin
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
3.0
Vulkan
N/A
1.3
CUDA
9.0
8.9
Shader Model
N/A
6.8
▲ Specs Compare
Data sourced from official specifications and benchmark tests.