NVIDIA L20 vs NVIDIA H100 SXM5 64 GB
GPU · Specs Compare
Graphics Card
Release Date
Nov 2023
Mar 2023
Generation
Server Ada
Tesla Hopper
Type
Desktop
AI GPU
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1440 MHz
1665 MHz
Boost Clock
2520 MHz
1980 MHz
Memory Clock
2250 MHz
1313 MHz
Memory
Memory Size
48GB
64GB
Memory Type
GDDR6
HBM3
Memory Bus
384bit
3072bit
Bandwidth
864.0GB/s
2.02TB/s
Render Config
SM Count
92
132
Shading Units
11776
16896
TMUs
368
528
ROPs
128
24
Tensor Cores
368
528
RT Cores
92
—
L1 Cache
128 KB (per SM)
256 KB (per SM)
L2 Cache
96 MB
30 MB
Theoretical Performance
Pixel Rate
322.6 GPixel/s
47.52 GPixel/s
Texture Rate
927.4 GTexel/s
1045 GTexel/s
FP16 (half)
59.35 TFLOPS
267.6 TFLOPS
FP32 (float)
59.35 TFLOPS
66.91 TFLOPS
FP64 (double)
927.4 GFLOPS
33.45 TFLOPS
Graphics Processor
GPU Name
AD102
GH100
GPU Variant
AD102
—
Architecture
Ada Lovelace
Hopper
Foundry
TSMC
TSMC
Process Size
5 nm
5 nm
Transistors
76.3 billion
80 billion
Die Size
609 mm²
814 mm²
Board Design
TDP
275W
700W
Suggested PSU
600 W
1100 W
Outputs
4x DisplayPort 1.4a
No outputs
Power Connectors
1x 16-pin
8-pin EPS
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
3.0
3.0
Vulkan
1.4
N/A
CUDA
8.9
9.0
Shader Model
6.9
N/A
▲ Specs Compare
Data sourced from official specifications and benchmark tests.