NVIDIA TITAN Xp vs NVIDIA Tesla K40c
GPU Specs Compare
Graphics Card
Release Date
Apr 2017
Oct 2013
Generation
GeForce 10
Tesla
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1405 MHz
745 MHz
Boost Clock
1582 MHz
876 MHz
Memory Clock
1426 MHz
1502 MHz
Memory
Memory Size
12GB
12GB
Memory Type
GDDR5X
GDDR5
Memory Bus
384bit
384bit
Bandwidth
547.6GB/s
288.4GB/s
Render Config
SM Count
30
-
Shading Units
3840
2880
TMUs
240
240
ROPs
96
48
L1 Cache
48 KB (per SM)
16 KB (per SMX)
L2 Cache
3 MB
1536 KB
Theoretical Performance
Pixel Rate
151.9 GPixel/s
52.56 GPixel/s
Texture Rate
379.7 GTexel/s
210.2 GTexel/s
FP16 (half)
189.8 GFLOPS
-
FP32 (float)
12.15 TFLOPS
5.046 TFLOPS
FP64 (double)
379.7 GFLOPS
1.682 TFLOPS
Graphics Processor
GPU Name
GP102
GK180
GPU Variant
GP102-450-A1
GK180-890-A1
Architecture
Pascal
Kepler
Foundry
TSMC
TSMC
Process Size
16 nm
28 nm
Transistors
11.8 billion
7.08 billion
Die Size
471 mm²
561 mm²
Board Design
TDP
250W
245W
Suggested PSU
600 W
550 W
Outputs
1x HDMI 2.03x DisplayPort 1.4a
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (12_1)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.1
CUDA
6.1
3.5
Shader Model
6.8
5.1