NVIDIA A100 PCIe 80 GB vs NVIDIA GeForce RTX 5090
GPU Specs Compare
Graphics Card
Release Date
Jun 2021
Jan 2025
Generation
Tesla Ampere(Axx)
GeForce 50
Type
Professional
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1065 MHz
2017 MHz
Boost Clock
1410 MHz
2407 MHz
Memory Clock
1512 MHz
1750 MHz
Memory
Memory Size
80GB
32GB
Memory Type
HBM2e
GDDR7
Memory Bus
5120bit
512bit
Bandwidth
1.94TB/s
1.79TB/s
Render Config
SM Count
108
170
Shading Units
6912
21760
TMUs
432
680
ROPs
160
176
Tensor Cores
432
680
L1 Cache
192 KB (per SM)
128 KB (per SM)
L2 Cache
80 MB
96 MB
RT Cores
-
170
Theoretical Performance
Pixel Rate
225.6 GPixel/s
423.6 GPixel/s
Texture Rate
609.1 GTexel/s
1636.8 GTexel/s
FP16 (half)
77.97 TFLOPS
104.8 TFLOPS
FP32 (float)
19.49 TFLOPS
104.8 TFLOPS
FP64 (double)
9.746 TFLOPS
1.637 TFLOPS
Graphics Processor
GPU Name
GA100
GB202
Architecture
Ampere
Blackwell 2.0
Foundry
TSMC
TSMC
Process Size
7 nm
5 nm
Transistors
54.2 billion
92.2 billion
Die Size
826 mm²
750 mm²
GPU Variant
-
GB202-300-A1
Board Design
TDP
300W
575W
Suggested PSU
700 W
950 W
Outputs
No outputs
1x HDMI 2.1b3x DisplayPort 2.1b
Power Connectors
8-pin EPS
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
1.4
CUDA
8.0
12.0
Shader Model
N/A
6.9
📊 Benchmark
OctaneBench
310
-
Blender
3,722
14,945
3DMark Time Spy
-
46,923
3DMark Time Spy Extreme
-
25,766
3DMark Speed Way
-
14,614