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GPU Comparison
NVIDIA Tesla K40c vs NVIDIA Tesla X2070
NVIDIA Tesla K40c vs NVIDIA Tesla X2070
VS
NVIDIA Tesla K40c
NVIDIA Tesla X2070
We compared two Professional market GPUs: 12GB VRAM Tesla K40c and 6GB VRAM Tesla X2070 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Tesla K40c 's Advantages
Released 2 years and 3 months late
Boost Clock876MHz
More VRAM (12GB vs 6GB)
Larger VRAM bandwidth (288.4GB/s vs 177.4GB/s)
2432 additional rendering cores
NVIDIA Tesla X2070 's Advantages
Lower TDP (225W vs 245W)
Score
Benchmark
FP32 (float)
Tesla K40c
+332%
5.046 TFLOPS
Tesla X2070
1.166 TFLOPS
Tesla K40c
VS
Tesla X2070
Graphics Card
Oct 2013
Release Date
Jul 2011
Tesla
Generation
Tesla
Professional
Type
Professional
PCIe 3.0 x16
Bus Interface
MXM-B (3.0)
Clock Speeds
745 MHz
Base Clock
-
876 MHz
Boost Clock
-
1502 MHz
Memory Clock
924 MHz
Memory
12GB
Memory Size
6GB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
384bit
288.4GB/s
Bandwidth
177.4GB/s
Render Config
-
SM Count
14
-
Compute Units
-
2880
Shading Units
448
240
TMUs
56
48
ROPs
48
-
Tensor Cores
-
-
RT Cores
-
16 KB (per SMX)
L1 Cache
64 KB (per SM)
1536 KB
L2 Cache
768 KB
Theoretical Performance
52.56 GPixel/s
Pixel Rate
18.23 GPixel/s
210.2 GTexel/s
Texture Rate
36.46 GTexel/s
-
FP16 (half)
-
5.046 TFLOPS
FP32 (float)
1166 GFLOPS
1.682 TFLOPS
FP64 (double)
582.8 GFLOPS
Graphics Processor
GK180
GPU Name
GF100
GK180-890-A1
GPU Variant
GF100-876-A3
Kepler
Architecture
Fermi
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
7.08 billion
Transistors
3.1 billion
561 mm²
Die Size
529 mm²
Board Design
245W
TDP
225W
550 W
Suggested PSU
550 W
No outputs
Outputs
No outputs
1x 6-pin + 1x 8-pin
Power Connectors
-
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
1.1
1.1
Vulkan
N/A
3.5
CUDA
2.0
5.1
Shader Model
5.1
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