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GPU Comparison
NVIDIA Tesla K20Xm vs NVIDIA RTX A6000
NVIDIA Tesla K20Xm vs NVIDIA RTX A6000
VS
NVIDIA Tesla K20Xm
NVIDIA RTX A6000
We compared two Professional market GPUs: 6GB VRAM Tesla K20Xm and 48GB VRAM RTX A6000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Tesla K20Xm 's Advantages
Lower TDP (235W vs 300W)
NVIDIA RTX A6000 's Advantages
Released 7 years and 11 months late
Boost Clock1800MHz
More VRAM (48GB vs 6GB)
Larger VRAM bandwidth (768.0GB/s vs 249.6GB/s)
8064 additional rendering cores
Score
Benchmark
FP32 (float)
Tesla K20Xm
3.935 TFLOPS
RTX A6000
+883%
38.71 TFLOPS
Blender
Tesla K20Xm
372
RTX A6000
+1391%
5549
OctaneBench
Tesla K20Xm
63
RTX A6000
+855%
602
Tesla K20Xm
VS
RTX A6000
Graphics Card
Nov 2012
Release Date
Oct 2020
Tesla
Generation
Quadro Ampere
Professional
Type
Professional
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
-
Base Clock
1410 MHz
-
Boost Clock
1800 MHz
1300 MHz
Memory Clock
2000 MHz
Memory
6GB
Memory Size
48GB
GDDR5
Memory Type
GDDR6
384bit
Memory Bus
384bit
249.6GB/s
Bandwidth
768.0GB/s
Render Config
-
SM Count
84
-
Compute Units
-
2688
Shading Units
10752
224
TMUs
336
48
ROPs
112
-
Tensor Cores
336
-
RT Cores
84
16 KB (per SMX)
L1 Cache
128 KB (per SM)
1536 KB
L2 Cache
6 MB
Theoretical Performance
40.99 GPixel/s
Pixel Rate
201.6 GPixel/s
164.0 GTexel/s
Texture Rate
604.8 GTexel/s
-
FP16 (half)
38.71 TFLOPS
3.935 TFLOPS
FP32 (float)
38.71 TFLOPS
1312 GFLOPS
FP64 (double)
604.8 GFLOPS
Graphics Processor
GK110
GPU Name
GA102
-
GPU Variant
-
Kepler
Architecture
Ampere
TSMC
Foundry
Samsung
28 nm
Process Size
8 nm
7.08 billion
Transistors
28.3 billion
561 mm²
Die Size
628 mm²
Board Design
235W
TDP
300W
550 W
Suggested PSU
700 W
No outputs
Outputs
4x DisplayPort 1.4a
-
Power Connectors
8-pin EPS
Graphics Features
12 (11_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.3
3.5
CUDA
8.6
5.1
Shader Model
6.7
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