NVIDIA Tesla K40c vs NVIDIA TITAN Xp
GPU Specs Compare
Graphics Card
Release Date
Oct 2013
Apr 2017
Generation
Tesla
GeForce 10
Type
Professional
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
745 MHz
1405 MHz
Boost Clock
876 MHz
1582 MHz
Memory Clock
1502 MHz
1426 MHz
Memory
Memory Size
12GB
12GB
Memory Type
GDDR5
GDDR5X
Memory Bus
384bit
384bit
Bandwidth
288.4GB/s
547.6GB/s
Render Config
Shading Units
2880
3840
TMUs
240
240
ROPs
48
96
L1 Cache
16 KB (per SMX)
48 KB (per SM)
L2 Cache
1536 KB
3 MB
SM Count
-
30
Theoretical Performance
Pixel Rate
52.56 GPixel/s
151.9 GPixel/s
Texture Rate
210.2 GTexel/s
379.7 GTexel/s
FP32 (float)
5.046 TFLOPS
12.15 TFLOPS
FP64 (double)
1.682 TFLOPS
379.7 GFLOPS
FP16 (half)
-
189.8 GFLOPS
Graphics Processor
GPU Name
GK180
GP102
GPU Variant
GK180-890-A1
GP102-450-A1
Architecture
Kepler
Pascal
Foundry
TSMC
TSMC
Process Size
28 nm
16 nm
Transistors
7.08 billion
11.8 billion
Die Size
561 mm²
471 mm²
Board Design
TDP
245W
250W
Suggested PSU
550 W
600 W
Outputs
No outputs
1x HDMI 2.03x DisplayPort 1.4a
Power Connectors
1x 6-pin + 1x 8-pin
1x 6-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
6.1
Shader Model
5.1
6.8