NVIDIA GeForce RTX 4080 12 GB vs NVIDIA H800 PCIe 80 GB
GPU Specs Compare
Graphics Card
Release Date
Unknown
Mar 2023
Generation
GeForce 40
Tesla Hopper
Type
Desktop
AI GPU
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
2310 MHz
1095 MHz
Boost Clock
2610 MHz
1755 MHz
Memory Clock
1313 MHz
1593 MHz
Memory
Memory Size
12GB
80GB
Memory Type
GDDR6X
HBM2e
Memory Bus
192bit
5120bit
Bandwidth
504.2GB/s
2039GB/s
Render Config
SM Count
60
114
Shading Units
7680
14592
TMUs
240
456
ROPs
80
24
Tensor Cores
240
456
RT Cores
60
-
L1 Cache
128 KB (per SM)
256 KB (per SM)
L2 Cache
48 MB
50 MB
Theoretical Performance
Pixel Rate
208.8 GPixel/s
42.12 GPixel/s
Texture Rate
626.4 GTexel/s
800.3 GTexel/s
FP16 (half)
40.09 TFLOPS
204.9 TFLOPS
FP32 (float)
40.09 TFLOPS
51.22 TFLOPS
FP64 (double)
626.4 GFLOPS
25.61 TFLOPS
Graphics Processor
GPU Name
AD104
GH100
GPU Variant
AD104-400-A1
-
Architecture
Ada Lovelace
Hopper
Foundry
TSMC
TSMC
Process Size
4 nm
4 nm
Transistors
35.8 billion
80 billion
Die Size
295 mm²
814 mm²
Board Design
TDP
285W
350W
Suggested PSU
600 W
750 W
Outputs
1x HDMI 2.13x DisplayPort 1.4a
No outputs
Power Connectors
1x 16-pin
1x 16-pin
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
3.0
3.0
Vulkan
1.3
N/A
CUDA
8.9
9.0
Shader Model
6.6
N/A
📊 Benchmark
Blender
9,224
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