NVIDIA TITAN RTX vs NVIDIA A800 SXM4 80 GB
GPU · Specs Compare
Graphics Card
Release Date
Dec 2018
Aug 2022
Generation
GeForce 20
Ampere
Type
Desktop
AI GPU
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1350 MHz
1155 MHz
Boost Clock
1770 MHz
1410 MHz
Memory Clock
1750 MHz
1593 MHz
Memory
Memory Size
24GB
80GB
Memory Type
GDDR6
HBM2e
Memory Bus
384bit
5120bit
Bandwidth
672.0GB/s
2039GB/s
Render Config
SM Count
72
108
Shading Units
4608
6912
TMUs
288
432
ROPs
96
160
Tensor Cores
576
432
RT Cores
72
—
L1 Cache
64 KB (per SM)
192 KB (per SM)
L2 Cache
6 MB
40 MB
Theoretical Performance
Pixel Rate
169.9 GPixel/s
225.6 GPixel/s
Texture Rate
509.8 GTexel/s
609.1 GTexel/s
FP16 (half)
32.62 TFLOPS
77.97 TFLOPS
FP32 (float)
16.31 TFLOPS
19.49 TFLOPS
FP64 (double)
509.8 GFLOPS
9.746 TFLOPS
Graphics Processor
GPU Name
TU102
GA100
GPU Variant
TU102-400-A1
—
Architecture
Turing
Ampere
Foundry
TSMC
TSMC
Process Size
12 nm
7 nm
Transistors
18.6 billion
54.2 billion
Die Size
754 mm²
826 mm²
Board Design
TDP
280W
400W
Suggested PSU
600 W
800 W
Outputs
1x HDMI 2.03x DisplayPort 1.4a1x USB Type-C
No outputs
Power Connectors
2x 8-pin
None
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
7.5
8.0
Shader Model
6.6
N/A
▲ Specs Compare
Data sourced from official specifications and benchmark tests.