NVIDIA Tesla K40c vs NVIDIA Tesla P100 PCIe 12 GB
GPU Specs Compare
Graphics Card
Release Date
Oct 2013
Jun 2016
Generation
Tesla
Tesla
Type
Professional
Professional
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
745 MHz
1190 MHz
Boost Clock
876 MHz
1329 MHz
Memory Clock
1502 MHz
715 MHz
Memory
Memory Size
12GB
12GB
Memory Type
GDDR5
HBM2
Memory Bus
384bit
3072bit
Bandwidth
288.4GB/s
549.1GB/s
Render Config
Shading Units
2880
3584
TMUs
240
224
ROPs
48
96
L1 Cache
16 KB (per SMX)
24 KB (per SM)
L2 Cache
1536 KB
3 MB
SM Count
-
56
Theoretical Performance
Pixel Rate
52.56 GPixel/s
127.6 GPixel/s
Texture Rate
210.2 GTexel/s
297.7 GTexel/s
FP32 (float)
5.046 TFLOPS
9.526 TFLOPS
FP64 (double)
1.682 TFLOPS
4.763 TFLOPS
FP16 (half)
-
19.05 TFLOPS
Graphics Processor
GPU Name
GK180
GP100
GPU Variant
GK180-890-A1
-
Architecture
Kepler
Pascal
Foundry
TSMC
TSMC
Process Size
28 nm
16 nm
Transistors
7.08 billion
15.3 billion
Die Size
561 mm²
610 mm²
Board Design
TDP
245W
250W
Suggested PSU
550 W
600 W
Outputs
No outputs
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
1x 8-pin
Graphics Features
DirectX
12 (11_0)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.1
1.3
CUDA
3.5
6.0
Shader Model
5.1
6.4
📊 Benchmark
3DMark Time Spy
-
6,733
Blender
-
838