NVIDIA B100 vs NVIDIA GeForce GT 620
We compared two Desktop platform GPUs: 96GB VRAM B100 and 1024MB VRAM GeForce GT 620 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA B100 's Advantages
Released 12 years and 6 months late
Boost Clock1837MHz
More VRAM (96GB vs 1024GB)
Larger VRAM bandwidth (4.10TB/s vs 14.40GB/s)
16800 additional rendering cores
NVIDIA GeForce GT 620 's Advantages
Lower TDP (49W vs 1000W)
Score
Benchmark
FP32 (float)
B100
+22978%
62.08 TFLOPS
GeForce GT 620
0.269 TFLOPS
Graphics Card
Nov 2024
Release Date
May 2012
Server Blackwell
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 5.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1665 MHz
Base Clock
-
1837 MHz
Boost Clock
-
2000 MHz
Memory Clock
900 MHz
Memory
96GB
Memory Size
1024MB
HBM3e
Memory Type
DDR3
4096bit
Memory Bus
64bit
4.10TB/s
Bandwidth
14.40GB/s
Render Config
-
-
-
132
SM Count
2
16896
Shading Units
96
528
TMUs
16
24
ROPs
4
528
Tensor Cores
-
-
-
-
256 KB (per SM)
L1 Cache
64 KB (per SM)
50 MB
L2 Cache
128 KB
-
-
-
Theoretical Performance
44.09 GPixel/s
Pixel Rate
2.800 GPixel/s
969.9 GTexel/s
Texture Rate
11.20 GTexel/s
248.3 TFLOPS
FP16 (half)
-
62.08 TFLOPS
FP32 (float)
268.8 GFLOPS
31.04 TFLOPS
FP64 (double)
22.40 GFLOPS
Board Design
1000W
TDP
49W
1400 W
Suggested PSU
200 W
No outputs
Outputs
1x DVI
1x HDMI 1.3a
1x VGA
-
Power Connectors
None
Graphics Processor
GB102
GPU Name
GF108
-
GPU Variant
GF108-100-KB-A1
Blackwell
Architecture
Fermi
TSMC
Foundry
TSMC
5 nm
Process Size
40 nm
104 billion
Transistors
0.585 billion
Unknown
Die Size
116 mm²
Graphics Features
N/A
DirectX
12 (11_0)
N/A
OpenGL
4.6
3.0
OpenCL
1.1
N/A
Vulkan
N/A
10.1
CUDA
2.1
N/A
Shader Model
5.1
