NVIDIA TITAN Ada vs NVIDIA GeForce GTX 645 OEM
We compared two Desktop platform GPUs: 48GB VRAM TITAN Ada and 1024MB VRAM GeForce GTX 645 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA TITAN Ada 's Advantages
Boost Clock2520MHz
More VRAM (48GB vs 1024GB)
Larger VRAM bandwidth (1.15TB/s vs 64.00GB/s)
17856 additional rendering cores
NVIDIA GeForce GTX 645 OEM 's Advantages
Lower TDP (65W vs 800W)
Score
Benchmark
FP32 (float)
TITAN Ada
+9689%
92.9 TFLOPS
GeForce GTX 645 OEM
0.949 TFLOPS
Graphics Card
Unknown
Release Date
Apr 2013
GeForce 40
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
2235 MHz
Base Clock
-
2520 MHz
Boost Clock
-
1500 MHz
Memory Clock
1000 MHz
Memory
48GB
Memory Size
1024MB
GDDR6X
Memory Type
GDDR5
384bit
Memory Bus
128bit
1.15TB/s
Bandwidth
64.00GB/s
Render Config
-
-
-
144
SM Count
-
18432
Shading Units
576
576
TMUs
48
192
ROPs
16
576
Tensor Cores
-
144
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per SMX)
96 MB
L2 Cache
256 KB
-
-
-
Theoretical Performance
483.8 GPixel/s
Pixel Rate
9.888 GPixel/s
1452 GTexel/s
Texture Rate
39.55 GTexel/s
92.90 TFLOPS
FP16 (half)
-
92.90 TFLOPS
FP32 (float)
949.2 GFLOPS
1452 GFLOPS
FP64 (double)
39.55 GFLOPS
Board Design
800W
TDP
65W
1200 W
Suggested PSU
250 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
1x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
2x 16-pin
Power Connectors
None
Graphics Processor
AD102
GPU Name
GK106
AD102-450-A1
GPU Variant
GK106-200-A1
Ada Lovelace
Architecture
Kepler
TSMC
Foundry
TSMC
5 nm
Process Size
28 nm
76.3 billion
Transistors
2.54 billion
609 mm²
Die Size
221 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.1
8.9
CUDA
3.0
6.8
Shader Model
5.1
