GeForce RTX 2080 Ti 12 GB vs A40 PCIe
We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 2080 Ti 12 GB and 48GB VRAM A40 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 2080 Ti 12 GB 's Advantages
Larger VRAM bandwidth (768.0GB/s vs 695.8GB/s)
Lower TDP (250W vs 300W)
A40 PCIe 's Advantages
Boost Clock has increased by 6% (1740MHz vs 1635MHz)
More VRAM (48GB vs 12GB)
6144 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce RTX 2080 Ti 12 GB
15070
A40 PCIe
+148%
37420
Blender
GeForce RTX 2080 Ti 12 GB
3378
A40 PCIe
+18%
3990
Graphics Card
Unknown
Release Date
Oct 2020
GeForce 20
Generation
Tesla
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
1350 MHz
Base Clock
1305 MHz
1635 MHz
Boost Clock
1740 MHz
2000 MHz
Memory Clock
1812 MHz
Memory
12GB
Memory Size
48GB
GDDR6
Memory Type
GDDR6
384bit
Memory Bus
384bit
768.0GB/s
Bandwidth
695.8GB/s
Render Config
72
SM Count
84
4608
Shading Units
10752
288
TMUs
336
96
ROPs
112
576
Tensor Cores
336
72
RT Cores
84
64 KB (per SM)
L1 Cache
128 KB (per SM)
6 MB
L2 Cache
6 MB
Theoretical Performance
157.0 GPixel/s
Pixel Rate
194.9 GPixel/s
470.9 GTexel/s
Texture Rate
584.6 GTexel/s
30.14 TFLOPS
FP16 (half)
37.42 TFLOPS
15.07 TFLOPS
FP32 (float)
37.42 TFLOPS
470.9 GFLOPS
FP64 (double)
584.6 GFLOPS
Board Design
250W
TDP
300W
600 W
Suggested PSU
700 W
1x HDMI 2.03x DisplayPort 1.4a1x USB Type-C
Outputs
3x DisplayPort 1.4a
2x 8-pin
Power Connectors
8-pin EPS
Graphics Processor
TU102
GPU Name
GA102
TU102-350-A1
GPU Variant
-
Turing
Architecture
Ampere
TSMC
Foundry
Samsung
12 nm
Process Size
8 nm
18.6 billion
Transistors
28.3 billion
754 mm²
Die Size
628 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.3
7.5
CUDA
8.6
6.8
Shader Model
6.6
