NVIDIA GRID K220Q vs NVIDIA A40 PCIe
GPU Specs Compare
Graphics Card
Release Date
Jul 2014
Oct 2020
Generation
GRID
Tesla
Type
Professional
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1250 MHz
1812 MHz
Base Clock
-
1305 MHz
Boost Clock
-
1740 MHz
Memory
Memory Size
512MB
48GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
384bit
Bandwidth
160.0GB/s
695.8GB/s
Render Config
Shading Units
1536
10752
TMUs
128
336
ROPs
32
112
L1 Cache
16 KB (per SMX)
128 KB (per SM)
L2 Cache
512 KB
6 MB
SM Count
-
84
Tensor Cores
-
336
RT Cores
-
84
Theoretical Performance
Pixel Rate
23.84 GPixel/s
194.9 GPixel/s
Texture Rate
95.36 GTexel/s
584.6 GTexel/s
FP32 (float)
2.289 TFLOPS
37.42 TFLOPS
FP64 (double)
95.36 GFLOPS
584.6 GFLOPS
FP16 (half)
-
37.42 TFLOPS
Graphics Processor
GPU Name
GK104
GA102
Architecture
Kepler
Ampere
Foundry
TSMC
Samsung
Process Size
28 nm
8 nm
Transistors
3.54 billion
28.3 billion
Die Size
294 mm²
628 mm²
Board Design
TDP
225W
300W
Suggested PSU
550 W
700 W
Outputs
No outputs
3x DisplayPort 1.4a
Power Connectors
-
8-pin EPS
Graphics Features
DirectX
12 (11_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.1
1.3
CUDA
3.0
8.6
Shader Model
5.1
6.6
📊 Benchmark
Blender
168
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