NVIDIA L40S vs NVIDIA GB10
GPU · Specs Compare
Graphics Card
Release Date
Oct 2022
Oct 2025
Generation
Server Ada
Server Blackwell
Type
Professional
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1065 MHz
1665 MHz
Boost Clock
2520 MHz
2418 MHz
Memory Clock
2250 MHz
1067 MHz
Memory
Memory Size
48GB
128GB
Memory Type
GDDR6
LPDDR5X
Memory Bus
384bit
256bit
Bandwidth
864.0GB/s
273.2GB/s
Render Config
SM Count
142
48
Shading Units
18176
6144
TMUs
568
384
ROPs
192
48
Tensor Cores
568
384
RT Cores
142
48
L1 Cache
128 KB (per SM)
256 KB (per SM)
L2 Cache
48 MB
50 MB
Theoretical Performance
Pixel Rate
483.8 GPixel/s
116.1 GPixel/s
Texture Rate
1431.4 GTexel/s
928.5 GTexel/s
FP16 (half)
91.61 TFLOPS
29.71 TFLOPS
FP32 (float)
91.61 TFLOPS
29.71 TFLOPS
FP64 (double)
1431.4 GFLOPS
464.3 GFLOPS
Graphics Processor
GPU Name
AD102
GB20B
GPU Variant
AD102-896-A1
—
Architecture
Ada Lovelace
Blackwell 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
3 nm
Transistors
76.3 billion
Unknown
Die Size
609 mm²
Unknown
Board Design
TDP
350W
140W
Suggested PSU
750 W
300 W
Outputs
4x DisplayPort 1.4a
1x HDMI
Power Connectors
1x 16-pin
None
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
12.1
Shader Model
6.9
N/A
Benchmark
Blender
9,239
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.